CN118534958B - PUR reinforcement strip pressure and temperature linkage control method, device, equipment and medium - Google Patents
PUR reinforcement strip pressure and temperature linkage control method, device, equipment and medium Download PDFInfo
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Abstract
本申请涉及一种PUR加固条压力和温度联动控制方法、装置、设备及介质，包括获取加固条制备设备内在预设时间内的温度数据和压力数据，根据温度数据和压力数据，生成温度调节信息和压力调节信息；基于温度调节信息和压力调节信息，根据温度数据和压力数据，计算温度控制值和压力控制值；根据温度控制值和压力控制值，生成对应的调整指令，当获取到调整执行结束时，生成检测指令；根据检测指令，将温度控制值和压力控制值与加固条制备设备对应的设定值进行比对，基于比对结果生成温度调节结束信息和压力调节结束信息。本申请具有提高加固条的生产质量的效果。
The present application relates to a method, device, equipment and medium for controlling the pressure and temperature linkage of a PUR reinforcement strip, including obtaining temperature data and pressure data within a preset time in a reinforcement strip preparation device, generating temperature adjustment information and pressure adjustment information according to the temperature data and pressure data; calculating a temperature control value and a pressure control value according to the temperature data and pressure data based on the temperature adjustment information and the pressure adjustment information; generating corresponding adjustment instructions according to the temperature control value and the pressure control value, and generating a detection instruction when the adjustment execution is completed; comparing the temperature control value and the pressure control value with the set value corresponding to the reinforcement strip preparation device according to the detection instruction, and generating temperature adjustment end information and pressure adjustment end information based on the comparison result. The present application has the effect of improving the production quality of reinforcement strips.
Description
Technical Field
The invention relates to the technical field of PUR reinforcing strips, in particular to a method, a device, equipment and a medium for controlling pressure and temperature of a PUR reinforcing strip in a linkage way.
Background
PUR reinforcing strips are materials used to increase the strength and durability of products, commonly used in the packaging and manufacturing industries, where they are used to reinforce the edges or seams of garments during their manufacture to enhance the durability and robustness of the garment.
Along with the improvement technology of weaving and manufacturing level, the requirements on the manufacturing process are higher, at present, in the production process of the PUR reinforcing strip, the pressure value and the temperature value of the PUR reinforcing strip preparation equipment are set for production, although finished products can be produced, the temperature and the pressure can be changed along with the heating time in the production process, the quality of the products is further affected, the problems of local deformation, inconsistent quality and the like of the reinforcing strip occur, and therefore, the monitoring of the temperature and the pressure in the production process of the PUR reinforcing strip is necessary for adjustment. In the related art, the temperature and the pressure of the reinforcing strip preparation equipment can be monitored, but the existing adjusting mode adopts the separate control of the pressure and the temperature, has slower response, does not fully consider the mutual influence of the temperature and the pressure, and easily causes uneven quality and performance of the PUR reinforcing strip production, so that there is room for improvement.
Disclosure of Invention
In order to improve the production quality of the reinforcing strips, the application provides a PUR reinforcing strip pressure and temperature linkage control method, device, equipment and medium.
The first object of the present application is achieved by the following technical solutions:
The PUR reinforcement bar pressure and temperature linkage control method comprises the steps of obtaining temperature data and pressure data in preset time of reinforcement bar preparation equipment, and generating temperature regulation information and pressure regulation information according to the temperature data and the pressure data;
Calculating a temperature control value and a pressure control value according to the temperature data and the pressure data based on the temperature adjustment information and the pressure adjustment information;
Generating a corresponding adjustment instruction according to the temperature control value and the pressure control value, and generating a detection instruction when the adjustment execution is finished;
And comparing the temperature control value and the pressure control value with set values corresponding to the reinforcing strip preparation equipment according to the detection instruction, and generating temperature adjustment ending information and pressure adjustment ending information based on the comparison result.
By adopting the technical scheme, the existing adjusting mode is to adopt the separate control of pressure and temperature, the response is slower, the mutual influence of temperature and pressure is not fully considered, the quality and performance of the PUR reinforcement bar production are easy to cause, therefore, the application is beneficial to monitoring the production condition of the reinforcement bar preparation equipment by acquiring the temperature data and the pressure data within the preset time and generating the temperature adjusting information and the pressure adjusting information according to the temperature data and the pressure data, improving the production efficiency of the PUR reinforcement bar and reducing the cost, and is beneficial to improving the accuracy of control values according to the model calculation according to the temperature data and the pressure data, thereby improving the adjusting control effect, generating corresponding adjusting instructions according to the temperature control value and the pressure control value, generating the detecting instructions when the end of the adjusting execution is acquired, helping to maintain the temperature and the pressure in the equipment within the required range, ensuring the quality and the performance of the PUR reinforcement bar, and improving the quality of the reinforcement bar by comparing the temperature control value and the pressure control value with the pressure control value according to the detecting instructions, correspondingly improving the temperature adjusting equipment and the end of the temperature adjusting equipment, thereby improving the quality of the PUR reinforcement bar is more suitable for the end of the temperature adjusting equipment and the quality of the reinforcement bar.
The present application may be further configured in a preferred example to obtain temperature data and pressure data within a preset time in the reinforcing strip preparation apparatus, and generate temperature adjustment information and pressure adjustment information according to the temperature data and the pressure data, which specifically includes:
constructing a temperature-time curve and a pressure-time curve according to the temperature data and the pressure data;
respectively carrying out fluctuation analysis on the temperature-time curve and the pressure-time curve to obtain corresponding temperature fluctuation data and pressure fluctuation data;
Comparing the temperature fluctuation data with a preset temperature fluctuation threshold value, and generating temperature regulation information when the temperature fluctuation data is out of the range of the preset temperature fluctuation threshold value;
And comparing the pressure fluctuation data with a preset pressure fluctuation threshold value, and generating pressure regulation information when the pressure fluctuation data exceeds the range of the preset pressure fluctuation threshold value.
By adopting the technical scheme, the temperature-time curve and the pressure-time curve are constructed according to the temperature data and the pressure data, and further, the temperature-time curve and the pressure-time curve are subjected to fluctuation analysis respectively to obtain corresponding temperature fluctuation data and pressure fluctuation data, so that the production condition of the reinforcing strip preparation equipment is monitored, the quality fluctuation of the PUR reinforcing strip is reduced, the temperature fluctuation data is compared with the preset temperature fluctuation threshold, when the temperature fluctuation data is out of the preset temperature fluctuation threshold range, temperature regulation information is generated, the pressure fluctuation data is compared with the preset pressure fluctuation threshold, when the pressure fluctuation data exceeds the preset pressure fluctuation threshold range, the pressure regulation information is generated, the fluctuation condition of the production condition of the PUR reinforcing strip is found in time, and the production setting of the equipment is adjusted in time, so that the production effect of the PUR reinforcing strip is improved, and the qualification rate of the produced PUR reinforcing strip is higher.
The present application may be further configured in a preferred example, wherein the calculating a temperature control value and a pressure control value based on the temperature adjustment information and the pressure adjustment information according to the temperature data and the pressure data specifically includes:
acquiring a temperature target value and a pressure target value of reinforcing strip preparation equipment;
Inputting the temperature data and the temperature target value into a preset PID control model to obtain a temperature control value;
based on the temperature control value, the pressure data, and the pressure target value, a formula is used And calculating to obtain a pressure control value, wherein k is a proportionality coefficient, T is a temperature control value output by a PID control model, V is the container volume of the equipment, P 0 is acquired pressure data in the equipment, P 1 is a pressure target value, and P max is a pressure fluctuation threshold value in the equipment.
By adopting the technical scheme, the temperature target value and the pressure target value of the reinforcing strip preparation equipment are obtained, the PUR reinforcing strip is ensured to be prepared under the optimal production condition according to the correct temperature and pressure target values, the fluctuation in production is reduced, the temperature control value is obtained by inputting the temperature data and the temperature target value into the preset PID control model, the temperature control value calculated by the model is more accurate, and the accuracy of the control result is improved, so that the production efficiency is improved.
The present application may be further configured in a preferred embodiment, wherein before the step of inputting the temperature data and the temperature target value into a preset PID control model to obtain a temperature control value, constructing the PID control model specifically includes:
based on a PID control algorithm, an initial PID control model is constructed, wherein the PID control algorithm is as follows Wherein Output is Output quantity, K p is proportional coefficient, K i is integral coefficient, K d is differential coefficient, e is error of desired temperature value and actual temperature measured value;
Calculating a temperature deviation deltat according to the temperature data and the temperature target value by using a formula deltat=t 1-T0, wherein T 0 is the acquired temperature data in the equipment, and T 1 is the temperature target value;
Performing iterative training on the initial PID control model according to the temperature deviation, and judging iteration conditions;
outputting a trained PID control model when the iteration condition meets a preset iteration condition;
And when the iteration conditions do not meet the preset iteration conditions, adjusting parameters in the PID control algorithm, and performing iterative training again according to the parameters to output a model.
According to the technical scheme, the initial PID control model is constructed based on the PID control algorithm, the temperature deviation is further calculated according to the temperature data and the temperature target value, the temperature deviation is obtained through formula calculation, the PID control model can be adjusted and trained according to the deviation, and accordingly a control value is output, iteration conditions are judged according to the temperature deviation so as to improve the performance of the initial PID control model, so that the method can adapt to rules and characteristics in data, when the iteration conditions meet preset iteration conditions, the trained PID control model is output, when the iteration conditions do not meet the preset iteration conditions, parameters in the PID control algorithm are adjusted, iteration training is conducted again according to the parameters so as to output the model, the fact that the temperature in the device is close to the temperature target value and the temperature control influence degree in the fluctuation range can be achieved under the condition that the temperature in the device is judged according to the temperature data and the temperature target value, the corresponding temperature control value is output, the production conditions of the device are reliable and always in the target parameter range, the production process is optimized, and the qualification rate of the produced PUR reinforcement strip is improved.
The application can be further configured in a preferred example that the adjustment instruction includes a temperature adjustment instruction and a pressure adjustment instruction, the corresponding adjustment instruction is generated according to the temperature control value and the pressure control value, and when the end of the adjustment execution is obtained, a detection instruction is generated, which specifically includes:
Generating the temperature adjustment instruction according to the temperature control value, and adjusting a temperature set value of the reinforcement strip preparation equipment according to the temperature adjustment instruction;
generating the pressure adjustment instruction according to the pressure control value, and adjusting the pressure set value of the reinforcement strip preparation equipment according to the pressure adjustment instruction;
when the temperature adjustment execution end and the pressure adjustment execution end are acquired, a detection instruction is generated.
By adopting the technical scheme, the temperature adjustment instruction is generated according to the temperature control value, the temperature set value of the reinforcing strip preparation equipment is adjusted according to the temperature adjustment instruction, the pressure adjustment instruction is generated according to the pressure control value, the pressure set value of the reinforcing strip preparation equipment is adjusted according to the pressure adjustment instruction, and the equipment is controlled to achieve the optimal production condition, so that the production efficiency of producing the reinforcing strip is improved, the stability of the quality of producing the reinforcing strip is ensured, and the detection instruction is generated when the temperature adjustment execution end and the pressure adjustment execution end are obtained, so that the adjustment conditions of the temperature and the pressure of the reinforcing strip preparation equipment are confirmed, and the production fluctuation is reduced.
The present application may be further configured in a preferred example, wherein the comparing the temperature control value and the pressure control value with the set values corresponding to the reinforcing strip preparing apparatus according to the detection instruction, and generating temperature adjustment end information and pressure adjustment end information based on the comparison result, specifically includes:
acquiring a temperature set value and a pressure set value of reinforcing strip preparation equipment;
comparing the temperature set value with the temperature control value to obtain a temperature comparison result, and outputting temperature adjustment ending information when the temperature set value is equal to the temperature control value as a result in the temperature comparison result;
And comparing the pressure set value with the pressure control value to obtain a pressure ratio comparison result, and outputting pressure regulation ending information when the pressure set value is equal to the pressure control value as a result in the pressure ratio comparison result.
By adopting the technical scheme, the production state of the equipment is monitored by acquiring the temperature set value and the pressure set value of the reinforcing strip preparation equipment, the temperature comparison result is obtained by comparing the temperature set value with the temperature control value, when the temperature set value is equal to the temperature control value as a result in the temperature comparison result, the temperature adjustment ending information is output, and when the pressure set value is equal to the pressure control value as a result in the pressure comparison result, the pressure adjustment ending information is output, the production state of the equipment is monitored, and the reliability and the stability of the reinforcing strip production in the production process are ensured, thereby meeting the quality requirement of the reinforcing strip.
The application can be further configured in a preferred example that the PUR reinforcement bar pressure and temperature linkage control method further comprises:
Outputting a temperature abnormality message when the temperature set value is greater than or less than the temperature control value;
and outputting a pressure abnormality message when the pressure set value is greater than or less than the pressure control value.
By adopting the technical scheme, through the comparison result between the temperature set value and the temperature control value and the comparison result between the pressure set value and the pressure control value, when the temperature set value is larger than or smaller than the temperature control value, a temperature abnormality message is output, and when the pressure set value is larger than or smaller than the pressure control value, a pressure abnormality message is output, the temperature abnormality message and the pressure abnormality information are transmitted to the mobile end of a worker, and the worker is prompted to manually modify the set value or overhaul the equipment when abnormality occurs to the reinforcing strip preparation equipment in time.
The second object of the present application is achieved by the following technical solutions:
The PUR reinforcement bar pressure and temperature linkage control device comprises an acquisition and adjustment module, a control module and a control module, wherein the acquisition and adjustment module is used for acquiring temperature data and pressure data in preset time of reinforcement bar preparation equipment and generating temperature adjustment information and pressure adjustment information according to the temperature data and the pressure data;
The calculation numerical module is used for calculating a temperature control value and a pressure control value according to the temperature data and the pressure data based on the temperature regulation information and the pressure regulation information;
The adjusting parameter module is used for generating a corresponding adjusting instruction according to the temperature control value and the pressure control value, and generating a detection instruction when the end of the adjustment execution is obtained;
And the detection effect module is used for comparing the temperature control value and the pressure control value with set values corresponding to the reinforcing strip preparation equipment according to the detection instruction, and generating temperature adjustment end information and pressure adjustment end information based on the comparison result.
By adopting the technical scheme, the existing adjusting mode is to adopt the separate control of pressure and temperature, the response is slower, the mutual influence of temperature and pressure is not fully considered, the quality and performance of the PUR reinforcement bar production are easy to cause, therefore, the application is beneficial to monitoring the production condition of the reinforcement bar preparation equipment by acquiring the temperature data and the pressure data within the preset time and generating the temperature adjusting information and the pressure adjusting information according to the temperature data and the pressure data, improving the production efficiency of the PUR reinforcement bar and reducing the cost, and is beneficial to improving the accuracy of control values according to the model calculation according to the temperature data and the pressure data, thereby improving the adjusting control effect, generating corresponding adjusting instructions according to the temperature control value and the pressure control value, generating the detecting instructions when the end of the adjusting execution is acquired, helping to maintain the temperature and the pressure in the equipment within the required range, ensuring the quality and the performance of the PUR reinforcement bar, and improving the quality of the reinforcement bar by comparing the temperature control value and the pressure control value with the pressure control value according to the detecting instructions, correspondingly improving the temperature adjusting equipment and the end of the temperature adjusting equipment, thereby improving the quality of the PUR reinforcement bar is more suitable for the end of the temperature adjusting equipment and the quality of the reinforcement bar.
The third object of the present application is achieved by the following technical solutions:
A computer device comprising a memory, a processor and a computer program stored in the memory and executable on the processor, the processor implementing the steps of the PUR reinforcement bar pressure and temperature coordinated control method described above when the computer program is executed.
The fourth object of the present application is achieved by the following technical solutions:
a computer readable storage medium storing a computer program which when executed by a processor performs the steps of the PUR reinforcement bar pressure and temperature coordinated control method described above.
In summary, the present application includes at least one of the following beneficial technical effects:
1. According to the temperature data and the pressure data, a temperature-time curve and a pressure-time curve are constructed, and further, the temperature-time curve and the pressure-time curve are subjected to fluctuation analysis respectively to obtain corresponding temperature fluctuation data and pressure fluctuation data, so that the production condition of the reinforcing strip preparation equipment is monitored, the quality fluctuation of the PUR reinforcing strip is reduced, when the temperature fluctuation data is out of the range of the preset temperature fluctuation threshold, temperature regulation information is generated, when the temperature fluctuation data is out of the range of the preset temperature fluctuation threshold, the pressure fluctuation data is compared with the preset pressure fluctuation threshold, and when the pressure fluctuation data is out of the range of the preset pressure fluctuation threshold, the pressure regulation information is generated, the production condition fluctuation condition of the PUR reinforcing strip is found in time, and the production setting of the equipment is adjusted in time, so that the production effect of the PUR reinforcing strip is improved, and the qualification rate of the produced PUR reinforcing strip is higher;
2. The method comprises the steps of constructing an initial PID control model, further calculating according to temperature data and a temperature target value by using a formula to obtain temperature deviation, enabling the PID control model to be adjusted and trained according to the deviation, outputting a control value, judging iteration conditions according to the temperature deviation to improve performance of the initial PID control model, adapting to rules and characteristics in data, outputting a trained PID control model when the iteration conditions meet preset iteration conditions, adjusting parameters in the PID control algorithm when the iteration conditions do not meet the preset iteration conditions, performing iterative training again according to the parameters to output the model, enabling the trained model to be capable of enabling temperature in the equipment to be close to the temperature target value and controlling influence degree in a fluctuation range according to the temperature data and the temperature target value under the condition that reinforcing strip preparation equipment is at present, outputting a corresponding temperature control value, enabling production conditions of the equipment to be reliable and always in a target parameter range, optimizing a preparation process, and improving qualification rate of produced PUR reinforcing strips;
3. The temperature set value and the pressure set value of the reinforcing strip preparation equipment are obtained, the production state of the equipment is monitored, the temperature set value and the temperature control value are compared to obtain a temperature comparison result, when the temperature set value is equal to the temperature control value as a result in the temperature comparison result, temperature adjustment end information is output, and when the pressure set value is equal to the pressure control value as a result in the pressure comparison result, the pressure adjustment end information is output, the production state of the equipment is monitored, the reliability and the stability of the production of the reinforcing strip in the production process are ensured, and therefore the quality requirement of the reinforcing strip is met;
4. And outputting a temperature abnormality message when the temperature set value is larger than or smaller than the temperature control value, and outputting a pressure abnormality message when the pressure set value is larger than or smaller than the pressure control value, transmitting the temperature abnormality message and the pressure abnormality message to a mobile end of a worker, and prompting the worker to manually modify the set value or overhaul the equipment when abnormality occurs to the reinforcing strip preparation equipment in time.
Drawings
FIG. 1 is a flow chart showing the implementation of a PUR reinforcement bar pressure and temperature coordinated control method in accordance with one embodiment of the present application;
FIG. 2 is a flowchart showing the implementation of step S10 in a PUR reinforcement bar pressure and temperature coordinated control method according to an embodiment of the present application;
FIG. 3 is a flowchart showing the implementation of step S20 in a PUR reinforcement bar pressure and temperature coordinated control method according to an embodiment of the present application;
FIG. 4 is a flowchart of an implementation of building a PID control model in a PUR reinforcement bar pressure and temperature coordinated control method according to an embodiment of the present application;
FIG. 5 is a flowchart showing the implementation of step S30 in a PUR reinforcement bar pressure and temperature coordinated control method according to an embodiment of the present application;
FIG. 6 is a flowchart showing the implementation of step S40 in a PUR reinforcement bar pressure and temperature coordinated control method according to an embodiment of the present application;
FIG. 7 is a flow chart of another implementation of the PUR reinforcement bar pressure and temperature coordinated control method in accordance with an embodiment of the present application;
FIG. 8 is a schematic block diagram of a PUR reinforcement bar pressure and temperature coordinated control apparatus in accordance with an embodiment of the present application;
Fig. 9 is a schematic diagram of an apparatus in an embodiment of the application.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings.
In an embodiment, as shown in fig. 1, the application discloses a PUR reinforcement bar pressure and temperature linkage control method, which specifically comprises the following steps:
And S10, acquiring temperature data and pressure data in preset time in the reinforcing strip preparation equipment, and generating temperature regulation information and pressure regulation information according to the temperature data and the pressure data.
In this embodiment, the temperature data refers to data obtained by acquiring the temperature within a preset time period monitored and acquired by a temperature sensor provided in the reinforcing strip manufacturing apparatus. The pressure data is data of pressure in the equipment within a preset time which is obtained by monitoring and collecting the pressure sensor arranged in the reinforcement strip preparation equipment. The temperature adjustment information refers to information that the reinforcing strip preparation apparatus needs to perform temperature adjustment. The pressure adjustment information refers to information that the reinforcing strip preparation apparatus needs to perform pressure adjustment.
Specifically, a temperature sensor and a pressure sensor are installed on PUR reinforcement bar preparation equipment. The sensors monitor temperature and pressure changes in the process of preparing the reinforcing strip in real time, so that temperature data of the temperature condition and pressure data of the pressure condition of the reinforcing strip preparation equipment in preset time, which are monitored and collected by the sensors, are obtained, fluctuation conditions corresponding to the temperature data and the pressure data are analyzed, the production process of the reinforcing strip preparation equipment is in a closed state, the temperature and the pressure of the closed equipment possibly change along with time, if the equipment generates heat in the operation process, the temperature possibly rises, and gas in the equipment is compressed or expanded while the temperature rises, the processing pressure required to be applied changes, and the uniformity and the strength of the reinforcing strip are influenced, so that temperature regulation and pressure regulation information, namely temperature regulation information and pressure regulation information, are generated for controlling the temperature and the pressure of the PUR reinforcing strip preparation equipment, and the quality and the performance of the reinforcing strip are guaranteed.
And S20, calculating a temperature control value and a pressure control value according to the temperature data and the pressure data based on the temperature adjustment information and the pressure adjustment information.
In this embodiment, the temperature control value refers to a temperature value required to be set by the reinforcing strip preparing apparatus calculated from actually measured temperature data. The pressure control value refers to a pressure value required to be set by the reinforcing strip preparation equipment calculated according to the actually measured pressure data and considering the temperature influence.
Specifically, based on the temperature regulation information and the pressure regulation information, because the temperature and the pressure can be influenced, a preset PID control model is adopted, temperature data is used as the input of the PID control model, the PID control model adjusts the temperature according to the set target value and the actual measured value, so that a temperature control value is output, and the pressure control value is obtained by calculation according to the temperature control value, so that the calculated temperature control value and the pressure control value are more accurate, a better control effect is achieved, and the production condition for producing the PUR reinforcing strip is met.
And S30, generating a corresponding adjustment instruction according to the temperature control value and the pressure control value, and generating a detection instruction when the adjustment execution is finished.
In this embodiment, the adjustment instruction refers to an instruction for adjusting a temperature set value or a pressure set value of the reinforcing strip preparation apparatus. The detection instruction is an instruction for detecting the adjustment condition of the reinforcing strip preparation equipment.
Specifically, according to the temperature control value and the pressure control value obtained through calculation, a corresponding adjustment instruction for adjusting the temperature set value or the pressure set value of the reinforcing strip preparation equipment is generated, the temperature set value or the pressure set value of the reinforcing strip preparation equipment is adjusted according to the adjustment instruction so as to achieve the optimal production condition, the reinforcing strip with higher quality and higher performance is obtained, and when the execution of both the temperature adjustment and the pressure adjustment is finished, a detection instruction for detecting the adjustment condition of the reinforcing strip preparation equipment is generated, so that the adjustment condition of the temperature and the pressure of the reinforcing strip preparation equipment is confirmed.
And S40, comparing the temperature control value and the pressure control value with set values corresponding to the reinforcing strip preparation equipment according to the detection instruction, and generating temperature adjustment ending information and pressure adjustment ending information based on the comparison result.
In the present embodiment, the adjustment end information refers to information that adjustment of the temperature and pressure of the reinforcing strip preparation apparatus has been completed.
Specifically, according to the generated detection instruction, the temperature control value and the pressure control value are compared with the set values corresponding to the reinforcing strip preparation equipment, namely, the temperature set value and the pressure set value of the reinforcing strip preparation equipment are obtained, so that the obtained temperature set value and the obtained temperature control value are compared, and the pressure set value and the pressure control value are compared, so that according to the comparison result, namely, when the temperature set value and the temperature control value are equal and when the pressure set value and the pressure control value are equal, temperature adjustment ending information and pressure adjustment ending information of the temperature adjustment of the reinforcing strip preparation equipment are generated, and the temperature and the pressure in the reinforcing strip preparation equipment can be maintained within a temperature range and a pressure range required by producing the PUR reinforcing strip, and the stability of the quality of the reinforcing strip product is ensured.
In this embodiment, the existing adjustment mode is to use separate control on pressure and temperature, the response is slower, the mutual influence of temperature and pressure is not fully considered, quality and performance of the PUR reinforcement strip in production are easy to cause non-uniformity, therefore, the application is beneficial to monitoring the production condition of the reinforcement strip preparation equipment by acquiring temperature data and pressure data within preset time and generating temperature adjustment information and pressure adjustment information according to the temperature data and the pressure data, reducing quality fluctuation of the PUR reinforcement strip, improving production efficiency of the PUR reinforcement strip and reducing cost, and is beneficial to improving accuracy of control values according to model calculation, thereby improving adjustment control effect, generating corresponding adjustment instructions according to the temperature control value and the pressure control value, generating detection instructions when the adjustment execution is finished, helping to maintain the temperature and the pressure in the equipment within a required range, ensuring quality and performance of the PUR reinforcement strip, and realizing the consistency of the quality and the quality of the PUR reinforcement strip by comparing the temperature control value and the pressure control value with the corresponding temperature adjustment device according to the detection instructions, and the temperature adjustment information and the pressure control value, and the quality of the PUR reinforcement strip is more suitable for realizing the realization of the quality and the quality adjustment of the reinforcement strip.
In one embodiment, as shown in fig. 2, in step S10, temperature data and pressure data within a preset time in the reinforcing strip preparation apparatus are acquired, and temperature adjustment information and pressure adjustment information are generated according to the temperature data and the pressure data, which specifically includes:
S11, constructing a temperature-time curve and a pressure-time curve according to the temperature data and the pressure data.
Specifically, the temperature data and the pressure data are not only real-time but also the temperature condition and the pressure condition in the reinforcing strip preparation equipment at a plurality of moments in a preset time, and a temperature-time curve and a pressure-time curve in the preset time can be constructed according to the temperature data and the pressure data, so that the temperature change condition and the pressure change condition of the reinforcing strip preparation equipment in the preset time are reflected.
And S12, respectively carrying out fluctuation analysis on the temperature-time curve and the pressure-time curve to obtain corresponding temperature fluctuation data and pressure fluctuation data.
In this embodiment, the temperature fluctuation data refers to data in the case of reaction fluctuation of the temperature data of the reinforcing strip preparation apparatus within a preset time. The pressure fluctuation data refer to data of the reinforcement bar preparation equipment under the condition of reaction fluctuation of the pressure data within a preset time.
Specifically, the temperature-time curve and the pressure-time curve are subjected to fluctuation analysis, such as 100 ℃ at the start of monitoring the reinforcing bar preparation apparatus and 1Mpa applied pressure, respectively, and after a heating time has elapsed, the temperature is raised to 103 ℃ at which the pressure variation is 1.05Mpa, so that the temperature fluctuation data and the pressure fluctuation data are obtained from the temperature fluctuation variation and the pressure fluctuation variation in this time.
And S13, comparing the temperature fluctuation data with a preset temperature fluctuation threshold value, and generating temperature regulation information when the temperature fluctuation data is out of the preset temperature fluctuation threshold value range.
Specifically, temperature fluctuation data in the reinforcing strip preparation equipment is obtained through analysis according to the temperature fluctuation analysis condition, the temperature fluctuation data is compared with a preset temperature fluctuation threshold, when the temperature fluctuation data is outside the preset temperature fluctuation threshold, for example, the temperature setting threshold range in the reinforcing strip preparation equipment is 99.8-100.2 ℃, and the temperature in the production process is changed and exceeds the preset temperature setting threshold range, so that temperature adjustment of the equipment is required to ensure the stability of the temperature in the equipment, and temperature adjustment information of the reinforcing strip preparation equipment, which is required to be subjected to temperature adjustment, is generated.
And S14, comparing the pressure fluctuation data with a preset pressure fluctuation threshold value, and generating pressure regulation information when the pressure fluctuation data exceeds the range of the preset pressure fluctuation threshold value.
Specifically, pressure fluctuation data in the reinforcing strip preparation equipment is obtained through analysis according to the pressure fluctuation analysis condition, the pressure fluctuation data is compared with a preset pressure fluctuation threshold, when the pressure fluctuation data is outside the preset pressure fluctuation threshold, for example, the pressure setting threshold range in the reinforcing strip preparation equipment is 0.995Mpa to 1.005Mpa, and the pressure in the production process changes along with the change of temperature, under the condition that the pressure in the production process exceeds the preset pressure setting threshold range, the pressure of the equipment needs to be regulated so as to ensure the stability of the pressure in the equipment, and pressure regulation information of the reinforcing strip preparation equipment needs to be regulated in pressure is generated.
In one embodiment, as shown in fig. 3, in step S20, that is, based on the temperature adjustment information and the pressure adjustment information, a temperature control value and a pressure control value are calculated according to the temperature data and the pressure data, which specifically includes:
s21, acquiring a temperature target value and a pressure target value of the reinforcing strip preparation equipment.
Specifically, the temperature target value and the pressure target value which are set by the reinforcing strip preparation equipment according to the production conditions of the PUR reinforcing strip are obtained, so that the PUR reinforcing strip produced by the equipment can be prepared under the optimal production conditions, and the quality of the PUR reinforcing strip can be qualified and the performance is over-closed.
S22, inputting the temperature data and the temperature target value into a preset PID control model to obtain a temperature control value.
Specifically, the temperature data obtained through monitoring and the temperature target value required by producing the PUR reinforcing strip are input into a preset PID control model, and the PID control model judges the temperature control influence degree which can enable the temperature in the equipment to be close to the temperature target value and be in the fluctuation range under the condition that the reinforcing strip preparation equipment has the temperature according to the input temperature data and the temperature target value, so that the temperature control value which is suitable for the production work of the equipment in the current state is output.
S23, utilizing a formula according to the temperature control value, the pressure data and the pressure target valueAnd calculating to obtain a pressure control value, wherein k is a proportionality coefficient, T is a temperature control value output by a PID control model, V is the container volume of the equipment, P 0 is acquired pressure data in the equipment, P 1 is a pressure target value, and P max is a pressure fluctuation threshold value in the equipment.
Specifically, according to the temperature control value obtained by the PID control model, the pressure data obtained by monitoring and the pressure target value required for producing the PUR reinforcing strip, the influence degree between the temperature and the pressure is considered by combining the proportional coefficient k according to the temperature control value and the container volume condition of the equipment, and further the relation between the error between the pressure target value and the actual measured pressure data and the pressure fluctuation threshold value is combined to carry out weighted summation operation, so that the pressure control value is obtained, the pressure in the equipment is ensured to be kept within a required range, and the preparation quality of the PUR reinforcing strip is ensured.
In one embodiment, as shown in fig. 4, before step S22, i.e. before the step of inputting the temperature data and the temperature target value into the preset PID control model to obtain the temperature control value, the step of constructing the PID control model specifically includes:
S201, constructing an initial PID control model based on a PID control algorithm, wherein the PID control algorithm is as follows Where Output is the Output quantity, K p is the proportionality coefficient, K i is the integration coefficient, K d is the differentiation coefficient, and e is the error of the desired temperature value and the actual temperature measurement.
Specifically, an untrained initial PID control model is constructed based on a PID control algorithm.
And S202, calculating to obtain a temperature deviation delta T according to the temperature data and the temperature target value by using a formula delta T=T 1-T0, wherein T 0 is the acquired temperature data in the equipment, and T 1 is the temperature target value.
Specifically, based on the monitored temperature data and the desired temperature target value for producing the PUR reinforcing strip, a deviation of both is calculated based on a deviation formula, so that a desired temperature control value is calculated based on the deviation.
And S203, performing iterative training on the initial PID control model according to the temperature deviation, and judging the iterative condition.
Specifically, the initial PID control model is iteratively trained according to the temperature deviation so as to improve the performance of the initial PID control model, thereby being capable of adapting to the rules and characteristics in the data and judging the iteration conditions of model training.
S204, outputting a trained PID control model when the iteration conditions meet preset iteration conditions.
Specifically, when the current iteration condition can enable the temperature of the reinforcement bar preparation device to be close to or reach the set target value stably, the preset iteration condition is met, namely the performance of the PID control model is adjusted to be optimal, the optimal control effect is achieved, and the trained PID control model is output.
And S205, when the iteration condition does not meet the preset iteration condition, adjusting parameters in the PID control algorithm, and performing iterative training again according to the parameters to output a model.
Specifically, when the iteration conditions do not meet the preset iteration conditions, it is indicated that the temperature of the reinforcing strip preparation equipment cannot be stably close to or reach the set target value at present, parameters in the PID control algorithm are adjusted, so that iterative training is performed again according to the parameters, and a required PID control model is output.
In one embodiment, as shown in fig. 5, in step S30, the adjustment instruction includes a temperature adjustment instruction and a pressure adjustment instruction, and the corresponding adjustment instruction is generated according to the temperature control value and the pressure control value, and when the end of the adjustment execution is obtained, the detection instruction is generated, which specifically includes:
s31, generating a temperature adjustment instruction according to the temperature control value, and adjusting a temperature set value of the reinforcing strip preparation equipment according to the temperature adjustment instruction.
Specifically, according to the temperature control value calculated by the PID control model, a temperature adjustment instruction for adjusting the reinforcing strip preparation equipment is generated, so that the temperature set value of the reinforcing strip preparation equipment is adjusted according to the temperature adjustment instruction, the temperature in the reinforcing strip preparation equipment can be maintained within a temperature range required by producing the PUR reinforcing strip, and the stability of the product quality is improved.
And S32, generating a pressure adjustment instruction according to the pressure control value, and adjusting a pressure set value of the reinforcement strip preparation equipment according to the pressure adjustment instruction.
Specifically, according to the pressure control value calculated by the PID control model, a pressure adjustment instruction for adjusting the reinforcing strip preparation equipment is generated, so that the pressure set value of the reinforcing strip preparation equipment is adjusted according to the pressure adjustment instruction, the pressure in the reinforcing strip preparation equipment can maintain the production of the PUR reinforcing strip to be subjected to proper pressure processing, and the consistency and stability of products are improved.
And S33, when the temperature adjustment execution end and the pressure adjustment execution end are acquired, generating a detection instruction.
Specifically, when the end of the temperature adjustment execution and the end of the pressure adjustment execution are acquired, that is, the completion temperature adjustment instruction and the pressure adjustment instruction have been executed, a detection instruction for detecting the adjustment condition of the reinforcing bar preparation apparatus is generated, thereby confirming the adjustment condition of the temperature and the pressure of the reinforcing bar preparation apparatus.
In an embodiment, as shown in fig. 6, in step S40, that is, according to a detection instruction, the temperature control value and the pressure control value are compared with set values corresponding to the preset settings of the reinforcing strip preparation device, and an adjustment end message is generated based on the comparison result, which specifically includes:
s41, acquiring a temperature set value and a pressure set value of the reinforcing strip preparation equipment.
Specifically, the temperature set value and the pressure set value of the reinforcing strip preparation equipment are obtained so as to judge whether the adjustment conditions of the temperature set value and the pressure set value can meet the production conditions for producing the PUR reinforcing strip, and further, the qualified PUR reinforcing strip can be produced.
S42, comparing the temperature set value with the temperature control value to obtain a temperature comparison result, and outputting temperature adjustment ending information when the temperature set value is equal to the temperature control value in the temperature comparison result.
Specifically, comparing the obtained temperature set value of the reinforcing strip preparation equipment with the calculated temperature control value, judging whether the temperature set value is changed to be the same value as the temperature control value, so as to obtain a temperature comparison result, and outputting temperature adjustment ending information when the temperature set value in the temperature comparison result is equal to the temperature control value, namely the temperature set value of the reinforcing strip preparation equipment is the same value as the temperature control value, so as to enable the temperature in the equipment to be maintained within a temperature range required for producing the PUR reinforcing strip.
S43, comparing the pressure set value with the pressure control value to obtain a pressure ratio comparison result, and outputting pressure adjustment ending information when the pressure set value is equal to the pressure control value as a result of the pressure ratio comparison result.
Specifically, the obtained pressure set value of the reinforcing strip preparing apparatus is compared with the calculated pressure control value, whether the pressure set value is changed to the same value as the pressure control value is judged, so that a pressure ratio comparison result is obtained, and when the pressure set value is equal to the pressure control value as a result of the pressure ratio comparison result, that is, the pressure set value of the reinforcing strip preparing apparatus is the same value as the pressure control value, so that pressure adjustment end information is outputted, so that the pressure in the apparatus is maintained within a pressure range required for producing the PUR reinforcing strip.
In one embodiment, as shown in fig. 7, the PUR reinforcement bar pressure and temperature linkage control method further includes:
S421, when the temperature set value is larger or smaller than the temperature control value, outputting a temperature adjustment message.
Specifically, when the comparison result of the obtained temperature set value of the reinforcing strip preparation device and the calculated temperature control value is that the temperature set value of the device is larger or smaller than the temperature control value, the fact that the temperature set value of the device is inconsistent with the temperature control value indicates that the temperature in the device cannot be maintained within a temperature range required for producing the PUR reinforcing strip is caused, and therefore a temperature abnormality message is output, so that personnel are prompted to manually modify the set value or overhaul the device.
And S431, outputting a pressure adjustment message when the pressure set value is greater than or less than the pressure control value.
Specifically, when the comparison result of the obtained pressure set value of the reinforcing strip preparation device and the calculated pressure control value is that the pressure set value of the device is larger or smaller than the pressure control value, the fact that the pressure set value of the device is inconsistent with the pressure control value is indicated, so that the pressure in the device cannot be maintained within a pressure range required for producing the PUR reinforcing strip is caused, and personnel are prompted to perform operations such as manual modification of the set value or overhaul of the device.
It should be understood that the sequence number of each step in the foregoing embodiment does not mean that the execution sequence of each process should be determined by the function and the internal logic, and should not limit the implementation process of the embodiment of the present application.
In one embodiment, a PUR reinforcement bar pressure and temperature linkage control device is provided, where the PUR reinforcement bar pressure and temperature linkage control device corresponds to the PUR reinforcement bar pressure and temperature linkage control method in the above embodiment one by one. As shown in FIG. 8, the PUR reinforcement bar pressure and temperature linkage control device comprises an acquisition and adjustment module, a numerical value calculation module, a parameter adjustment module and a detection effect module. The functional modules are described in detail as follows:
the device comprises an acquisition and adjustment module, a control module and a control module, wherein the acquisition and adjustment module is used for acquiring temperature data and pressure data in preset time of reinforcement strip preparation equipment and generating temperature adjustment information and pressure adjustment information according to the temperature data and the pressure data;
The calculation numerical module is used for calculating a temperature control value and a pressure control value according to the temperature data and the pressure data based on the temperature regulation information and the pressure regulation information;
the adjusting parameter module is used for generating a corresponding adjusting instruction according to the temperature control value and the pressure control value, and generating a detection instruction when the end of the adjustment execution is obtained;
the detection effect module is used for comparing the temperature control value and the pressure control value with set values corresponding to the reinforcing strip preparation equipment according to the detection instruction, and generating temperature adjustment ending information and pressure adjustment ending information based on the comparison result.
Optionally, the acquiring adjustment module specifically includes:
The fluctuation analysis submodule is used for carrying out fluctuation analysis on the temperature-time curve and the pressure-time curve respectively to obtain corresponding temperature fluctuation data and pressure fluctuation data;
The temperature regulation information submodule is used for comparing the temperature fluctuation data with a preset temperature fluctuation threshold value, and generating temperature regulation information when the temperature fluctuation data is out of the preset temperature fluctuation threshold value range;
and the pressure regulation information sub-module is used for comparing the pressure fluctuation data with a preset pressure fluctuation threshold value, and generating pressure regulation information when the pressure fluctuation data exceeds the range of the preset pressure fluctuation threshold value.
Optionally, the calculating numerical module specifically includes:
The acquisition target submodule is used for acquiring a temperature target value and a pressure target value of the reinforcement strip preparation equipment;
the temperature calculation sub-module is used for inputting the temperature data and the temperature target value into a preset PID control model to obtain a temperature control value;
a pressure calculation sub-module for utilizing a formula according to the temperature control value, the pressure data and the pressure target value And calculating to obtain a pressure control value, wherein k is a proportionality coefficient, T is a temperature control value output by a PID control model, V is the container volume of the equipment, P 0 is acquired pressure data in the equipment, P 1 is a pressure target value, and P max is a pressure fluctuation threshold value in the equipment.
Optionally, before the temperature calculation submodule, the PUR reinforcement bar pressure and temperature linkage control device further comprises an initial model building module for building an initial PID control model based on a PID control algorithm, wherein the PID control algorithm is thatWherein Output is Output quantity, K p is proportional coefficient, K i is integral coefficient, K d is differential coefficient, e is error of desired temperature value and actual temperature measured value;
The temperature deviation calculation module is used for calculating to obtain a temperature deviation delta T according to the temperature data and the temperature target value by using a formula delta T=T 1-T0, wherein T 0 is the acquired temperature data in the equipment, and T 1 is the temperature target value;
The model iteration training module is used for carrying out iteration training on the initial PID control model according to the temperature deviation and judging iteration conditions;
The system comprises an iteration condition acquisition module, an output control model module and an iteration training output module, wherein the iteration condition acquisition module is used for acquiring iteration conditions of a PID control algorithm, the output control model module is used for outputting a trained PID control model when the iteration conditions meet the preset iteration conditions, and the iteration training output module is used for adjusting parameters in the PID control algorithm when the iteration conditions do not meet the preset iteration conditions, and carrying out iteration training again according to the parameters so as to output the model.
Optionally, the parameter adjustment module specifically includes:
the temperature setting submodule is used for generating a temperature adjustment instruction according to the temperature control value and adjusting a temperature setting value of the reinforcing strip preparation equipment according to the temperature adjustment instruction;
the pressure setting sub-module is used for generating a pressure adjusting instruction according to the pressure control value and adjusting a pressure setting value of the reinforcing strip preparation equipment according to the pressure adjusting instruction;
and the adjustment detection sub-module is used for generating a detection instruction when the temperature adjustment execution end and the pressure adjustment execution end are acquired.
Optionally, the detection success module specifically includes:
the setting value obtaining submodule is used for obtaining a temperature setting value and a pressure setting value of the reinforcing strip preparation equipment;
the temperature comparison sub-module is used for comparing the temperature set value with the temperature control value to obtain a temperature comparison result, and outputting temperature adjustment ending information when the temperature set value is equal to the temperature control value in the temperature comparison result;
and the pressure ratio sub-module is used for comparing the pressure set value with the pressure control value to obtain a pressure ratio comparison result, and outputting pressure adjustment ending information when the pressure set value is equal to the pressure control value as a result in the pressure ratio comparison result.
Optionally, the PUR reinforcement bar pressure and temperature linkage control device further includes:
the temperature abnormality module is used for outputting a temperature abnormality message when the temperature set value is larger or smaller than the temperature control value;
and the pressure abnormality module is used for outputting a pressure abnormality message when the pressure set value is larger or smaller than the pressure control value.
For specific limitation of the PUR reinforcing bar pressure and temperature linkage control device, reference may be made to the limitation of the PUR reinforcing bar pressure and temperature linkage control method hereinabove, and the description thereof will not be repeated here. The above-mentioned all modules in the PUR reinforcement bar pressure and temperature linkage control device can be implemented in whole or in part by software, hardware and combinations thereof. The above modules may be embedded in hardware or may be independent of a processor in the computer device, or may be stored in software in a memory in the computer device, so that the processor may call and execute operations corresponding to the above modules.
In one embodiment, a computer device is provided, which may be a server, and the internal structure of which may be as shown in fig. 9. The computer device includes a processor, a memory, a network interface, and a database connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, computer programs, and a database. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The database of the computer equipment is used for storing data information such as temperature data, pressure data, PID control models, adjustment instructions and the like. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program, when executed by the processor, implements a PUR reinforcement bar pressure and temperature coordinated control method.
In one embodiment, a computer readable storage medium is provided having a computer program stored thereon, which when executed by a processor, implements the steps of the above PUR reinforcement bar pressure and temperature coordinated control method.
Those skilled in the art will appreciate that implementing all or part of the above described methods may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in embodiments provided herein may include non-volatile and/or volatile memory. The nonvolatile memory can include Read Only Memory (ROM), programmable ROM (PROM), electrically Programmable ROM (EPROM), electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous link (SYNCHLINK) DRAM (SLDRAM), memory bus (Rambus) direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), among others.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional units and modules is illustrated, and in practical application, the above-described functional distribution may be performed by different functional units and modules according to needs, i.e. the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-described functions.
The foregoing embodiments are merely illustrative of the technical solutions of the present application, and not restrictive, and although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that modifications may still be made to the technical solutions described in the foregoing embodiments or equivalent substitutions of some technical features thereof, and that such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims (6)
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| CN108444110B (en) * | 2018-04-11 | 2019-06-25 | 南通大学 | Air source heat pump hot water system design method based on BP neural network forecast |
| CN110175110B (en) * | 2019-05-31 | 2022-04-01 | 深圳前海微众银行股份有限公司 | Pressure testing method, device, system, equipment and computer readable storage medium |
| CN111290282B (en) * | 2020-03-25 | 2022-08-09 | 国家能源集团科学技术研究院有限公司 | Predictive control method for thermal power generating unit coordination system |
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| CN105378451A (en) * | 2013-06-28 | 2016-03-02 | 普欧达加恩公司 | Method for verifying correct function of sampling equipment |
| CN115785435A (en) * | 2022-12-29 | 2023-03-14 | 杭州普力材料科技有限公司 | Method for preparing polyether polyol by one-step method |
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