CN113086783B - Elevator group control operation system and method - Google Patents

Abstract

A control operation system and method for an elevator group, wherein the system comprises an elevator group, a group control cabinet for controlling the operation of the elevator group and a standby power supply electrically connected with the elevator group, and the elevator group comprises a plurality of elevators; control operation modules are arranged in each elevator, and the control operation modules are in communication connection; the control operation module comprises a monitoring unit, an elevator group control unit and an execution unit, wherein the monitoring unit is used for activating the elevator group control unit and the execution unit in the control operation module where the monitoring unit is located, and only the elevator group control unit of one control operation module is activated at the same time; the elevator group control unit is used for acquiring a system calling instruction and generating an elevator operation instruction after being activated; and the execution unit is used for executing the elevator operation command to control the elevator to operate. When the external power supply of the elevator group is powered off, the control operation module of each elevator capable of operating starts to work, the elevators capable of operating are managed in a centralized manner, and appropriate elevator response calls are allocated to the calls, so that the operation efficiency is improved.

Description

An elevator group control operation system and method

technical field

The invention belongs to the technical field of elevators, and in particular relates to an elevator group control operation system and method.

Background technique

In recent years, with the rapid development of domestic urban construction, high-rise buildings and intelligent buildings continue to emerge, and elevators as a vertical transportation tool have been more and more widely used. In a large building, especially a large office building, only a single elevator cannot cope with all passenger flows well, so several or more elevators need to be installed, but if multiple elevators cannot assist each other, but operate independently in parallel, when passengers simultaneously When the hall call buttons of several elevators are pressed, several elevators may respond to the same call signal, resulting in a lot of no-load operation and unnecessary truces, resulting in a reduction in the working efficiency of the elevators, and under frequent demands Cause the phenomenon of elevator gathering. Therefore, multiple elevators installed together require the control system of a single elevator to be linked with each other, resulting in an elevator group control cabinet, which reduces the no-load operation of the elevator and unnecessary stops. However, in the current elevator group controlled by the group control cabinet, when the external power supply of the elevator is out of power (the building is powered off), and the elevator is powered by the backup power supply, due to the limited backup power supply, some elevators may be out of service. The group control cabinet controls the elevator according to The operation mode of a single elevator, or the odd-numbered floor stop, or the even-numbered floor stop mode to pick up and drop off passengers, resulting in limited transportation capacity.

Contents of the invention

The purpose of the present invention is to provide an elevator group control operation system. When the external power supply of the elevator group is out of power, the control operation module of each elevator that can be operated will start to work, and the elevators that can be operated will be managed centrally, and the call allocation is appropriate. High-quality elevators answer calls to improve operating efficiency.

The present invention is achieved through the following technical solutions:

An elevator group control operation system includes an elevator group and a group control cabinet. The elevator group includes multiple elevators. The group control cabinet is used to collect system call commands and control the operation of the elevator group; Electrically connected to the elevator group, used to supply power to the elevator group when the external power supply of the elevator group fails;

Each elevator is equipped with a control operation module that can control its operation, and the control operation modules are connected by communication;

The control operation module includes a monitoring unit, an elevator group control unit and an execution unit. The monitoring unit is used to monitor whether the backup power supply is in working condition and whether the elevator can run normally. If the backup power supply is in working condition and the elevator can run normally, Then activate the elevator group control unit and execution unit in the control operation module where it is located, and at the same time only one elevator group control unit of the control operation module is activated;

The elevator group control unit is used to collect system call instructions and generate elevator operation instructions after being activated;

The execution unit is used to execute the elevator operation instruction to control the elevator operation.

Further, the elevator group control unit includes a calculation unit, an evaluation unit and a distribution unit, and the calculation unit is used to generate elevator operation instructions according to a preset control algorithm and collected call instructions;

The evaluation unit is used to judge whether the current waiting time of the call command exceeds the preset time threshold, and if so, generate an elevator operation command according to the call command and a preset control algorithm;

The call distribution part is used to send the elevator operation instruction to the execution unit of the corresponding control operation module.

Further, the monitoring units of the plurality of control operation modules respectively activate the elevator group control unit according to the preset sequence, and when the control operation module in the previous sequence fails, the monitoring unit of the control operation module in the latter sequence activates the corresponding elevator group control unit.

Further, the control operation module also includes a voice prompt unit, which is used to play prompt voice and soothing voice.

The present invention also provides an elevator group control operation method, comprising an elevator group, a group control cabinet and a backup power supply, the group control cabinet is used to collect system call commands and control the operation of the elevator group, the backup power supply is electrically connected to the elevator group, and the elevator group includes There are multiple elevators, and each elevator is equipped with a control operation module that can control its operation;

The method includes the following steps:

Real-time monitoring whether the backup power supply is in working condition, and whether the elevator can run normally;

If the backup power supply is in working condition and the elevator can run normally, then the control operation module on the elevator that can operate normally is confirmed as the target control operation module, and then one of the several target control operation modules is set as the elevator group control terminal;

Set as the target control operation module of the elevator group control terminal to collect system call instructions and generate elevator operation instructions;

Each target control operation module executes the elevator operation instruction to control the elevator operation.

Further, after the step of setting one of the several target control operation modules as the elevator group control terminal, the method also includes:

Several target control operation modules determine in real time whether the target control operation module set as the elevator group control terminal is faulty;

If yes, re-set one of the remaining target control operation modules as the elevator group control terminal according to the preset sequence.

Further, the steps of collecting the system call instruction and generating the elevator operation instruction include:

Step 1, generate an elevator operation command according to the preset control algorithm and the collected call command;

Step 2, judging whether the current waiting time of the calling command exceeds a preset time threshold, and if so, generating an elevator running command according to the calling command and a preset control algorithm.

Further, after each target control operation module executes the elevator operation instruction to control the elevator operation, the method includes:

Each target control operation module plays a preset prompting voice and comforting voice.

Compared with the prior art, the beneficial effect of the present invention is: when the external power supply of the elevator group is out of power, the control operation module of each operable elevator starts to work, and the operable elevators are centrally managed, and the call distribution is suitable The elevator responds to the call and improves the operation efficiency; at the same time, it can avoid the problem of elevator control confusion caused by the abnormal communication of the group control cabinet when the external power supply fails, and ensure that the elevator can run in an orderly manner when the external power supply fails.

Description of drawings

Fig. 1 is the schematic diagram of elevator group control operation system of the present invention;

Fig. 2 is a flow chart of the steps of the elevator group control operation method of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", etc. are only used to distinguish descriptions, and cannot be understood as indicating or implying relative importance.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer" etc. is based on the orientation or positional relationship shown in the drawings, or the The usual orientation or positional relationship of the invention product in use is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore It should not be construed as a limitation of the present invention.

Please refer to FIG. 1 , which is a schematic diagram of the elevator group control operation system of the present invention. An elevator group control operation system, including an elevator group and a group control cabinet 1, the elevator group includes a plurality of elevators 2, and the group control cabinet 1 is used to collect system call commands and control the operation of the elevator group; when the elevator group is powered by an external power supply, The group control cabinet 1 operates normally, and the elevator group is controlled by the group control cabinet 1 to run. This is the prior art and will not be described again. The elevator group control operation system of the present invention also includes a backup power supply 3, the backup power supply 3 is electrically connected to the elevator group, and is used to supply power to the elevator group when the external power supply of the elevator group is out of power; The control operation module 4 is connected by communication between each control operation module 4; the control operation module 4 includes a monitoring unit 41, an elevator group control unit 42 and an execution unit 43, wherein the monitoring unit 41 is used to monitor whether the backup power supply 3 is in a working state And monitoring whether the elevator 2 can run normally, if the backup power supply 3 is in the working state and the elevator 2 can run normally, then activate the elevator group control unit 42 and the execution unit 43 in the control operation module 4 where it is located, and only one elevator at the same time The elevator group control unit 42 of the control operation module 4 is activated; the elevator group control unit 42 is used to collect the system call instruction and produce the elevator operation instruction after being activated; the execution unit 43 is used to execute the elevator operation instruction to control the operation of the elevator 2 .

In a specific implementation, multiple control operation modules 4 can be connected to communication lines respectively, so as to realize the interconnection among the various control operation modules 4 . Each control operation module 4 includes a monitoring unit 41 , an elevator group control unit 42 and an execution unit 43 . The above-mentioned monitoring unit 41, elevator group control unit 42 and execution unit 43 can be implemented by software running on the control operation module 4, or can be implemented by independent hardware.

The monitoring unit 41 is used to monitor whether the backup power supply 3 is in working condition and whether the elevator 2 can run normally. If the backup power supply 3 is in the working condition and the elevator 2 can run normally, it means that the external power supply of the elevator group is out of power. At this time, it is the backup power supply. 3, and the power supply of the standby power supply 3 can make the elevator 2 where the monitoring unit 41 is located can run normally, and can supply power to the control operation module 4, so activate the elevator group control unit 42 in the control operation module 4 where it is located and execute Unit 43, so that the elevator group control unit 42 in the control operation module 4 becomes an elevator group control terminal. At the same time, among the monitoring units 41 of a plurality of regulatory operation modules 4, only one monitoring unit 41 activates the corresponding elevator group control unit 42, that is, only one elevator group control unit 42 of the regulatory operating module 4 is activated at the same time. Activated, there is only one elevator group control terminal at a time. Further, in an embodiment, the sequence of activation of each control operation module 4 can be set, and the activation sequence can follow the order in which the control operation modules 4 are powered on after the standby power supply 3 works. The monitoring units 41 of a plurality of control operation modules 4 respectively activate the elevator group control unit 42 according to the preset sequence, and when the control operation modules 4 of the previous sequence fail, the monitoring units 41 of the control operation modules 4 of the subsequent sequence are activated The corresponding elevator group control unit 42 makes the control operation module 4 where it is located an elevator group control terminal. In addition, the elevator group control unit 42 of the control operation module 4 as the elevator group control terminal sends group control signals to the monitoring units 41 of other control operation modules 4 in real time, and the monitoring units 41 of other control operation systems only receive group control signals when they do not receive the group control signals. Attempts to activate the corresponding elevator group control unit 42, so that there is only one elevator group control terminal at the same time.

The elevator group control unit 42 is used to collect system call instructions and generate elevator operation instructions after being activated by the corresponding monitoring unit 41 . The elevator group control unit 42 in the activated state realizes the elevator group control function, for example, sends elevator operation instructions to all regulatory control modules through communication lines. Further, in one embodiment, the elevator group control unit 42 includes a calculation unit, an evaluation unit, and a distribution unit, and the calculation unit is used to generate an elevator operation command according to a preset control algorithm and a collected call command; the preset control The algorithm can be based on existing elevator allocation principles, such as fuzzy theory, genetic algorithm, partition response, fastest response time, etc. If the preset control algorithm is the fastest response time of the existing elevator allocation principle, the calculation department will The control algorithm and the collected call commands calculate the expected waiting time for each call command based on the elevator operation status. The elevator operation status includes the running speed, floor, door lock information, etc., and each call command is expected to wait according to the calculation. At the specified time, generate elevator operation instructions, and allocate appropriate elevator No. 2 machine to respond to the call instructions. The evaluation part is used to judge whether the current waiting time of the call command exceeds the preset time threshold, and if so, generate an elevator operation command according to the call command and the preset control algorithm; the evaluation part is to prevent a certain call command from being unable to In the case of response, for example, the call command on the lower floors has been unable to respond due to the full load of elevator 2. When the evaluation department judges that the current waiting time for the call command has exceeded the preset time threshold, it will carry out special processing for the call command. According to the The call command and the preset control algorithm, assign elevator No. 2 machine for special processing of the call command, so that each call command can be responded. The call allocating part is used to send the elevator operation instruction to the execution unit 43 of the corresponding control operation module 4, so as to control the operation of the corresponding elevator 2 through the execution unit 43.

If the execution unit 43 is activated, it means that the elevator 2 where the execution unit 43 is located can run normally. The execution unit 43 is used to execute the elevator operation instruction to control the operation of the elevator 2 after the corresponding monitoring unit 41 is activated. Further, in an embodiment, the control operation module 4 further includes a voice prompt unit, which is used to play prompt voices and soothing voices. Use the voice prompt unit to explain and explain the operation mode of the elevator, and to appease the emotions of passengers, hoping that customers can understand and wait patiently.

When the external power supply of the elevator group recovers, the control operation module 4 exits the control, and the group control cabinet 1 resumes the control of the elevator group.

The elevator group control operation system of the present invention, by configuring the control operation module 4 on each elevator 2, when the external power supply of the elevator group is out of power, the control operation module 4 of each elevator 2 that can operate starts to work, and the control operation module 4 of the elevator that can operate Elevator 2 is managed centrally, and the appropriate elevator 2 is assigned to answer the call to improve operating efficiency; at the same time, it can avoid the problem of elevator 2 control confusion caused by communication abnormalities in the external power supply of the group control cabinet 1, and ensure that the elevator 2 is outside. It can run in an orderly manner when the power is cut off; in addition, through the monitoring unit 41, when the control operation module 4 serving as the elevator group control terminal fails, another control operation module 4 can be automatically set as the elevator group control terminal, thereby ensuring the stability of the system Greatly improved to ensure the stable operation of the elevator group during power failure.

Please refer to FIG. 2 in conjunction with FIG. 2 . FIG. 2 is a flow chart of the steps of the elevator group control operation method of the present invention. The present invention also provides an elevator group control operation method, including an elevator group, a group control cabinet 1 and a backup power supply 3, the group control cabinet 1 is used to collect system call commands and control the operation of the elevator group, and the backup power supply 3 is electrically connected to the elevator group , the elevator group includes a plurality of elevators 2, and each elevator 2 is provided with a control operation module 4 that can control its operation;

The method includes the following steps:

S1, real-time monitoring whether the backup power supply 3 is in working condition, and whether the elevator 2 can operate normally;

S2, if the backup power supply 3 is in working condition, and the elevator 2 can run normally, then the control operation module 4 on the elevator 2 that can normally run will be confirmed as the target control operation module 4, and then one of several target control operation modules 4 will be confirmed as the target control operation module 4. Set as elevator group control terminal;

S3, set as the target control operation module 4 of the elevator group control terminal to collect system call instructions and generate elevator operation instructions;

S4. Each target control operation module 4 executes the elevator operation instruction to control the operation of the elevator 2 .

In the above step S1, the monitoring unit 41 of each control operation module 4 monitors whether the backup power supply 3 is in working condition in real time, so as to monitor whether the external power supply of the elevator group is out of power. At this time, it is necessary to switch the control system of the elevator group from the group control cabinet 1 to the control operation module 4; at the same time, after the backup power supply 3 is in working state, monitor whether the elevator 2 can run normally, so as to monitor the control operation module 4 in the elevator 2 Whether it can run normally, if the elevator 2 can run normally, it means that the elevator group control unit 42 and the execution unit 43 of the control operation module 4 in the elevator 2 can run normally.

In the above step S2, when the backup power supply 3 is working, some elevators 2 may be out of service due to the limited power supply capacity of the backup power supply 3. The control operation module 4 on the computer is confirmed as the target control operation module 4, and the target control operation module 4 is able to operate normally, then one of the several target control operation modules 4 is set as the elevator group control terminal, and at the same time, only one The control operation module 4 is set such that the elevator group control unit 42 is activated, that is, there is only one elevator group control terminal at the same time.

Further, after the step of setting one of the several target control operation modules 4 as an elevator group control terminal, the method also includes:

S21, several target control operation modules 4 determine in real time whether the target control operation module 4 set as the elevator group control terminal is faulty;

S22. If yes, re-set one of the remaining target control operation modules 4 as an elevator group control terminal according to a preset sequence.

In the above step S21 to step S22, it is judged in real time whether the target control operation module 4 as the elevator group control terminal fails, and when the target control operation module 4 fails, the target control operation module 4 without failure is reset according to the preset order One of them is set as an elevator group control terminal, and the preset sequence can follow the power-on sequence of the target control operation module 4 after the standby power supply 3 works. In addition, as the elevator group control terminal, the target control operation module 4 sends group control signals to other target control operation modules 4 in real time, and other target control operation systems only reset a target control operation module 4 as an elevator when they do not receive the group control signal. Group control terminal to realize only one elevator group control terminal at a time.

In the above step S3, the target control operation module 4 as the elevator group control terminal adopts the elevator distribution principle of the existing elevator group to produce elevator operation instructions, and then sends them to all target control operation modules 4 through the communication line.

Further, the steps of collecting the system call instruction and generating the elevator operation instruction include:

Step 1, generate an elevator operation command according to the preset control algorithm and the collected call command;

Step 2, judging whether the current waiting time of the calling command exceeds a preset time threshold, and if so, generating an elevator running command according to the calling command and a preset control algorithm.

In the above steps 1 and 2, the preset control algorithm can be based on the elevator allocation principles of the existing elevator group, such as fuzzy theory, genetic algorithm, partition response, fastest response time, etc., if the preset control algorithm is the existing The response time of the elevator allocation principle is the fastest, then the target control operation module 4 calculates the expected waiting time for each call command based on the elevator operation situation according to the preset control algorithm and the collected call instructions. The elevator operation situation includes the running speed, Floor, door lock information, etc., according to the calculated expected waiting time for each call command, generate elevator operation commands, and assign the appropriate elevator No. 2 machine to respond to the call command. Simultaneously, in order to avoid the situation that a certain call command has been unable to respond, such as the call command of the lower floors has been unable to respond due to the full load of the elevator 2, when the target control operation module 4 judges that the current waiting time for the call command has exceeded the preset time threshold , special processing will be carried out for the call command. According to the call command and the preset control algorithm, elevator No. 2 will be allocated for the special processing of the call command, so that each call command can be responded.

In the above step S4, each target control operation module 4 executes the elevator operation instruction to control the operation of the elevator 2 after receiving the corresponding elevator operation instruction, so as to complete the response to the call instruction.

Further, after each target control operation module 4 executes the elevator operation instruction to control the operation of the elevator 2, the method includes:

S41. Each target control operation module 4 plays preset prompting voices and comforting voices.

In above-mentioned step S41, according to the running pattern of current elevator group, prompting voice and appeasement voice are set in advance, in the process that control elevator group operation is controlled as elevator group control terminal in target control operation module 4, the elevator running mode is informed by voice prompting unit. Provide voice explanations and explanations, and appease passengers' emotions through soothing voices, hoping that customers will understand and be able to wait patiently.

Compared with the prior art, the beneficial effect of the present invention is: when the external power supply of the elevator group is out of power, the control operation module of each elevator 2 that can be operated starts to work, and the elevators 2 that can be operated are centrally managed, and the call Allocate appropriate elevators 2 to answer calls and improve operating efficiency; at the same time, it can avoid the control confusion of elevators 2 caused by communication abnormalities in the group control cabinet 1 when the external power supply fails, and ensure that elevators 2 can run in an orderly manner when the external power supply fails.

The above is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Therefore, any content that does not depart from the technical solution of the present invention, any changes made to the above embodiments according to the technical essence of the present invention Simple modifications, equivalent changes and modifications all still fall within the scope of the technical solutions of the present invention.

Claims (8)

1. An elevator group control operation system, comprising an elevator group and a group control cabinet, the elevator group includes a plurality of elevators, and the group control cabinet is used for collecting system call instructions and controlling the operation of the elevator group; it is characterized in that it also includes A backup power supply, the backup power supply is electrically connected to the elevator group, and is used to supply power to the elevator group when the external power supply of the elevator group is out of power; Each of the elevators is equipped with a control operation module that can control its operation, and the control operation modules are connected by communication; The control operation module includes a monitoring unit, an elevator group control unit and an execution unit, wherein the monitoring unit is used to monitor whether the backup power supply is in working condition and whether the elevator can run normally. state, and the elevator can run normally, activate the elevator group control unit and execution unit in the control operation module where it is located, and at the same time, only one elevator group control unit of the control operation module is activated; The elevator group control unit is used to collect system call instructions and generate elevator operation instructions after being activated; The executing unit is used to execute the elevator operation instruction to control the elevator operation. 2. The elevator group control operation system according to claim 1, wherein the elevator group control unit includes a calculation unit, an evaluation unit and a distribution unit, and the calculation unit is used to collect and control according to a preset control algorithm call command to generate an elevator running command; The evaluation unit is used to judge whether the current waiting time of the call command exceeds the preset time threshold, and if so, generate an elevator operation command according to the call command and a preset control algorithm; The call distribution part is used to send the elevator operation instruction to the execution unit of the corresponding control operation module. 3. The elevator group control operation system according to claim 1, characterized in that, the monitoring units of a plurality of said control operation modules respectively activate the elevator group control unit according to a preset order, and the control operation modules of the previous sequence In case of failure, the monitoring unit of the control operation module in the next order activates the corresponding elevator group control unit. 4. The elevator group control operation system according to claim 1, characterized in that, the control operation module further comprises a voice prompt unit, and the voice prompt unit is used to play a prompt voice and a soothing voice. 5. An elevator group control operation method is characterized in that it comprises an elevator group, a group control cabinet and a backup power supply, the group control cabinet is used to collect system call instructions and control the operation of the elevator group, and the backup power supply and the elevator group power supply connected, the elevator group includes a plurality of elevators, and each elevator is provided with a control operation module that can control its operation; The method comprises the steps of: Real-time monitoring whether the backup power supply is in working condition, and whether the elevator can run normally; If the backup power supply is in working condition and the elevator can run normally, then the control operation module on the elevator that can operate normally is confirmed as the target control operation module, and then one of the several target control operation modules is set as the elevator group control terminal; Set as the target control operation module of the elevator group control terminal to collect system call instructions and generate elevator operation instructions; Each target control operation module executes the elevator operation instruction to control the elevator operation. 6. The elevator group control operation method according to claim 5, characterized in that, after the step of setting one of the several target control operation modules as the elevator group control terminal, the method also includes: Several target control operation modules determine in real time whether the target control operation module set as the elevator group control terminal is faulty; If yes, re-set one of the remaining target control operation modules as the elevator group control terminal according to the preset order. 7. The elevator group control operation method according to claim 5, wherein the step of collecting system call instructions and generating elevator operation instructions comprises: Step 1, generate an elevator operation command according to the preset control algorithm and the collected call command; Step 2, judging whether the current waiting time of the calling command exceeds a preset time threshold, and if so, generating an elevator running command according to the calling command and a preset control algorithm. 8. The elevator group control operation method according to claim 5, characterized in that, after each target control operation module executes the elevator operation instruction to control the elevator operation, the method includes: Each target control operation module plays a preset prompting voice and comforting voice.

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