CN105868903A - System for managing acceptance and transferring to fixed asset of newly commissioned transformation device and working method thereof - Google Patents

Abstract

The invention discloses a system for managing acceptance and transferring to fixed asset of a newly commissioned transformation device and a working method thereof. The system includes a scanning device which scans electronic materials of the newly commissioned electronic device to be accepted and converts the scanned electronic materials into pictures and stores the pictures to an electronic material storing platform. The electronic material storing platform stores the data and transmits the data to a production management information system through network transmission. The production management information system receives data which are obtained by online monitoring by primary equipment within a substation, and transmits the data to a cloud server. According to the invention, the system is based on a PMS2.0 system which is the production management information system, establishes an informatization platform, saves manpower and material resources, realizes processing analysis and sharing of electronic data, and increases acceptance efficiency of the newly commissioned transformation device.

Description

A new investment and transformation equipment acceptance and capital transfer management system and its working method

technical field

The invention relates to an equipment management system, in particular to a new investment and transformation equipment acceptance and capital transfer management system and its working method.

Background technique

With the rapid development of smart grid construction and the comprehensive promotion of the construction of three sets of five major systems in enterprises, the number of newly put into operation and renovated substations of the power grid every year also shows a growing trend. At present, there is still a big gap between the acceptance and capital transfer management level of new investment and transformation equipment and the lean management requirements of the power grid, and the equipment acceptance and capital transfer management level needs to be improved urgently.

The shortcomings of the existing new investment and transformation equipment in the acceptance and transfer of capital are:

(1) The on-site paper acceptance data method cannot meet the needs of the system process

The traditional equipment acceptance data is that the Ministry of Infrastructure packs paper equipment technical data and hands them over to the Transportation Inspection Department, which then distributes them to maintenance units and operating units. Paper documents not only cannot effectively achieve data sharing, but are also inconvenient to consult.

(2) It is impossible to control the access of the online monitoring device of Xintou substation

According to the PMS2.0 practical evaluation system of the State Grid Corporation and the requirements of the State Grid Corporation of China (Operation Inspection/3) 299-2014 "State Grid Corporation of Power Grid Equipment Status Monitoring System Management Regulations": before the substation is put into operation, the data of the primary equipment online monitoring device in the substation The PMS2.0 online monitoring module must be connected stably, and the access rate of newly invested monitoring devices should be 100%. In this context, it is imminent to connect the online monitoring device to the PMS2.0 system substation equipment maintenance process.

(3) Unable to effectively control the conditions for capital transfer of equipment

At present, the capital transfer of substation equipment is integrated with the ERP system through the PMS system. As long as the data in the PMS system is maintained, the capital can be transferred. It has no direct relationship with the actual situation on site, and there are management loopholes. Whether the equipment has the conditions for capital transfer needs to be strictly reflected in the system.

Contents of the invention

In order to solve the deficiencies in the existing technology, the present invention discloses a new investment and transformation equipment acceptance and capital transfer management system and its working method. The method builds a shared electronic data storage platform to store the electronic data to be checked and accepted. The data of the primary equipment online monitoring device in the station is connected to the PMS2.0 system, and the equipment operation status publishing node is added to the PMS2.0 system to publish the equipment status.

To achieve the above object, the specific scheme of the present invention is as follows:

A new investment and transformation equipment acceptance and capital transfer management system, including a scanning device, the scanning device scans the electronic data of the new investment and transformation equipment to be accepted and converts them into pictures and stores them on the electronic data storage platform, the electronic data storage platform The data is stored and transmitted to the production management information system through the network. The production management information system receives the data monitored by the primary equipment online monitoring device in the station, and the production management information system also transmits the data to the cloud server;

The electronic data storage platform includes an application server and a database server, the database server is used to store the pictures scanned by the scanning device, the application server communicates with the database server, the application server is also connected to the client, and the The application server invokes the data stored in the database server and transmits it to the production management information system. The production management information system includes a power server and a mobile terminal, and the power server communicates with the primary equipment online monitoring device in the station, the cloud server and the mobile terminal respectively. Through the mobile terminal, it is convenient to inquire about the inspection and acceptance of the substation equipment and the capital transfer process, which is simple and convenient.

Further, the scanning device is a drum scanner and a flat scanner.

Further, the on-line monitoring device for the primary equipment in the station includes a voltage detection circuit and a current detection circuit, the voltage detection circuit and the current detection circuit are respectively used to detect the voltage and current of the primary equipment in the station during operation, and transmit the detected voltage and current data To the DSP controller, the DSP controller processes the received data and transmits it to the power server.

Further, the voltage detection circuit includes a resistor divider network circuit and a subtraction circuit, the resistor divider network circuit includes a first resistor and a second resistor connected to the first resistor, the second resistor is connected in parallel with the capacitor, and the resistor divider The network circuit is used to attenuate the measured voltage signal proportionally.

Further, the subtraction operation circuit includes an operational amplifier, and a magnetic bead is connected between the positive terminal of the operational amplifier and the ground. The negative terminal of the operational amplifier is divided into two circuits, one of which is connected to an adjustable resistor, and the other is connected to a parallel resistor and capacitor circuit. The resistor and capacitor circuits connected in parallel are connected to the output terminal of the operational amplifier.

Further, the current detection circuit includes a precision current-measuring resistor, a window comparator circuit, and a subtraction circuit connected in sequence, and the precision current-measuring resistor is connected in series in the measured circuit to convert the measured current into a voltage signal proportionally ; The window comparator is used to extract the voltage difference signal of the precision current measuring resistor, and the subtraction operation circuit is used to attenuate the voltage difference signal in proportion.

Further, the electronic data storage platform also includes a first verification module. The first verification module judges according to the electronic data voltage level data of the new power conversion equipment to be checked and accepted stored in the database server. If the electrical equipment is 110kv and below, the data of the primary equipment online monitoring device in the station will be sent to the production management information system. When the new power transformation equipment to be accepted is 220kv and above, it will be sent to the first acceptance application approval module. The first acceptance application approval module reconfirms the received data and sends the data of the primary equipment online monitoring device in the station to the production management information system.

Further, the production management information system also includes a second verification module. The second verification module judges according to the data monitored by the online monitoring device of the primary equipment received by the online monitoring module. For the following equipment, directly transmit power to the primary equipment in the station, and publish the operating status of the equipment through the mobile terminal. When the new power transformation equipment to be checked and accepted is 220kv and above equipment, the second verification module will send the information Go to the second acceptance application approval module. After confirming the received data again, the second acceptance application approval module transmits power to the primary equipment in the station, and publishes the operating status of the equipment through the mobile terminal.

Furthermore, the equipment is eligible for capital transfer only after the equipment’s operating status is released.

A working method for the acceptance and capital transfer management system of new investment and transformation equipment, comprising the following steps:

The scanning equipment scans the electronic data of the new power transformation equipment to be accepted and converts them into pictures and stores them on the electronic data storage platform.

The first verification module in the electronic data storage platform judges according to the voltage level data of the electronic data of the new power transformation equipment to be checked and accepted stored in the database server. If the new power transformation equipment to be checked and accepted is 110kv and below The data of the primary equipment on-line monitoring device is sent to the production management information system. When the new power transformation equipment to be checked and accepted is 220kv and above, it is sent to the first acceptance application approval module, and the first acceptance application approval module performs the received data again After confirmation, send the data of the primary equipment online monitoring device in the station to the production management information system;

The second verification module in the production management information system judges according to the data monitored by the online monitoring device of the primary equipment received by the online monitoring module. power, and publish the operating status of the equipment through the mobile terminal. When the new power transformation equipment to be accepted is 220kv and above equipment, the second verification module sends the information to the second acceptance application approval module, and the second acceptance application After the approval module confirms the received data again, it sends power to the primary equipment in the station, and releases the equipment running status through the mobile terminal;

The production management information system also transmits the data to the cloud server to realize data sharing.

Beneficial effects of the present invention:

The present invention is based on the PMS2.0 system, that is, the production management information system, takes the management requirements of the system as the work program, comprehensively promotes the work of business specification and management refinement, embodies the acceptance data of power transformation equipment in the system, and regulates power transformation equipment through system circulation In the acceptance process, add online monitoring device access review and equipment operation status release nodes, clarify the division of responsibilities of each node and link, strictly control equipment acceptance and capital transfer conditions with systematic technical means, and truly realize production management relying on information technology , to promote the continuous improvement of the lean level of professional management.

The invention is based on the PMS2.0 system, that is, the production management information system, builds an information platform, saves manpower and material resources, realizes the processing, analysis and sharing of electronic data, and improves the efficiency of acceptance of new power transformation equipment.

Description of drawings

The overall structural block diagram of Fig. 1 the present invention;

Fig. 2 voltage detection circuit diagram of the present invention;

Fig. 3 current detection circuit diagram of the present invention;

Fig. 4 is a schematic diagram of the overall process of the present invention;

Fig. 5 is a schematic flow chart of the specific implementation of the present invention;

In the figure, 1. Scanning equipment, 2. Electronic data storage platform, 3. Production management information system, 4. Cloud server, 5. Online monitoring device for primary equipment in the station.

detailed description:

The present invention is described in detail below in conjunction with accompanying drawing:

The PMS2.0 system refers to the production management information system commonly used in electric power enterprises. It is currently an equipment (asset) operation and maintenance lean management system that is promoted and launched by the State Grid.

As shown in Figure 1, a new investment and transformation equipment acceptance and capital transfer management system includes a scanning device 1. The scanning device 1 scans the electronic data of the new investment and transformation equipment to be accepted and converts them into pictures and stores them on the computer. The data storage platform 2 and the electronic data storage platform 2 store the data and transmit them to the production management information system 3 through the network. The production management information system 3 receives the data monitored by the primary equipment online monitoring device 5 in the station, and the production management information system 3 returns the data Send to cloud server 4;

The electronic data storage platform 2 includes an application server and a database server, the database server is used to store the pictures scanned by the scanning device 1, the application server communicates with the database server, and the application server is also connected to the client. The application server invokes the data stored in the database server and transmits it to the production management information system 3. The production management information system 3 includes a power server and a mobile terminal. communication.

The present application also discloses a voltage detection circuit: as shown in FIG. 2 , the voltage detection circuit is responsible for detecting DC bus voltage and battery voltage in this system.

The voltage detection circuit is composed of a resistor divider network and a subtraction circuit.

The role of the resistor divider network is to attenuate the measured voltage signal proportionally to meet the needs of the DSP sampling port.

The function of the subtraction operation circuit is to extract the difference signal of the resistor divider network, and further attenuate the difference into a low-amplitude signal proportionally, and send it to the sampling port of the DSP. Magnetic beads are added in the subtraction circuit to consume high-frequency interference components in the system and improve measurement accuracy.

The present application also discloses a current detection circuit: as shown in FIG. 3 , the current detection circuit in this system is responsible for detecting the charging and discharging current of the storage battery and the current of the photovoltaic panel.

The current detection circuit is mainly composed of a precision current measurement resistor, a window comparator, and a subtraction circuit.

The precision current-measuring resistor is connected in series in the measured circuit, and converts the measured current into a voltage signal in equal proportions.

The function of the window comparator is to accurately extract the voltage difference signal of the current measuring resistor.

The function of the subtraction circuit is to attenuate the voltage difference signal in proportion to meet the requirements of the DSP analog sampling port.

As shown in Figure 4, in actual operation, the specific process is as follows: PMS2.0 system substation equipment acceptance and capital transfer new process:

(1) Before equipment acceptance, the acceptance electronic data shall be unified in the system. Therefore, build a shared electronic data storage platform.

(2) Add an online monitoring device access audit node to ensure the access rate of newly invested monitoring devices.

(3) After the equipment acceptance and dispatching and power transmission review are passed, add the equipment operation status release node, and the capital transfer conditions will not be met until the equipment status is released.

The more detailed process is shown in Figure 5. The scanning equipment is used to report and judge the materials to be accepted. If it is 110kv and below, the online monitoring module will be connected for review. If it is 220kv and above, the acceptance application will be approved. , and then connect the online monitoring module to the review, and then enter the on-site verification. During the on-site verification, judge again. If it is 110kv and below, it will enter the power transmission approval link. If it is 220kv and above, the city company will provide Submit the acceptance report, and then apply for approval. After the approval, the power transmission approval will be carried out. After the power transmission approval is completed, the operating status of the equipment will be released. If the operating status of the equipment is released, the equipment has the conditions for capital transfer.

Although the specific implementation of the present invention has been described above in conjunction with the accompanying drawings, it does not limit the protection scope of the present invention. Those skilled in the art should understand that on the basis of the technical solution of the present invention, those skilled in the art do not need to pay creative work Various modifications or variations that can be made are still within the protection scope of the present invention.

Claims (10)

1. A management system for acceptance and capital transfer of new investment and transformation equipment, which is characterized in that it includes a scanning device that scans the electronic data of the new investment and transformation equipment to be accepted and converts them into pictures and stores them in the electronic data storage Platform, the electronic data storage platform stores the data and transmits it to the production management information system through the network. The production management information system receives the data monitored by the primary equipment online monitoring device in the station, and the production management information system also transmits the data to the cloud server; The electronic data storage platform includes an application server and a database server, the database server is used to store the pictures scanned by the scanning device, the application server communicates with the database server, the application server is also connected to the client, and the The application server invokes the data stored in the database server and transmits it to the production management information system. The production management information system includes a power server and a mobile terminal, and the power server communicates with the primary equipment online monitoring device in the station, the cloud server and the mobile terminal respectively. 2. A new investment and transformation equipment inspection and capital transfer management system according to claim 1, wherein the scanning equipment is a drum scanner and a plane scanner. 3. A new investment and transformation equipment acceptance and capital transfer management system as claimed in claim 1, wherein the on-line monitoring device for primary equipment in the station includes a voltage detection circuit and a current detection circuit, a voltage detection circuit and a current detection circuit The circuits are respectively used to detect the voltage and current of the primary equipment in the station during operation, and transmit the detected voltage and current data to the DSP controller, and the DSP controller processes the received data and transmits it to the power server. 4. A new investment and transformation equipment inspection and capital transfer management system as claimed in claim 3, wherein the voltage detection circuit includes a resistor voltage divider network circuit and a subtraction circuit, and the resistor voltage divider network circuit includes a first A resistor and a second resistor connected to the first resistor, the second resistor and the capacitor are connected in parallel, and the resistor divider network circuit is used to attenuate the measured voltage signal in equal proportion. 5. A kind of management system for checking and accepting new investment and transforming equipment and capital transfer as claimed in claim 4, wherein the subtraction operation circuit includes an operational amplifier, a magnetic bead is connected between the positive terminal of the operational amplifier and the ground, and the negative terminal of the operational amplifier is connected to the ground. The poles are divided into two circuits, one of which is connected with the adjustable resistor, and the other is connected with the parallel resistance and capacitance circuit, and the parallel connection of the resistance and capacitance circuit is connected with the output terminal of the operational amplifier. 6. A new investment and transformation equipment inspection and capital transfer management system as claimed in claim 3, wherein the current detection circuit includes a precision current measuring resistor, a window comparator circuit and a subtraction operation circuit connected in sequence, The precision current-measuring resistor is connected in series in the measured circuit, and the measured current is converted into a voltage signal proportionally; the window comparator is used to extract the voltage difference signal of the precision current-measuring resistor, and the subtraction circuit is used to convert the voltage difference signal into a proportional attenuation. 7. A new investment and transformation equipment inspection and capital transfer management system as claimed in claim 1, wherein the electronic data storage platform also includes a first verification module, and the first verification module is based on the data in the database server. The stored electronic data voltage level data of the new power transformation equipment to be accepted is judged. If the new power transformation equipment to be accepted is 110kv and below, the data of the primary equipment online monitoring device in the station is sent to the production management information system. When the new power substation equipment to be accepted is 220kv and above, it will be sent to the first acceptance application approval module, and the first acceptance application approval module will reconfirm the received data and send the data of the primary equipment online monitoring device in the station to Production management information system. 8. A new investment and transformation equipment inspection and capital transfer management system as claimed in claim 7, wherein the production management information system also includes a second verification module, and the second verification module is based on the online monitoring module The data received by the online monitoring device of the primary equipment is judged. When the new power transformation equipment to be checked and accepted is 110kv or below, it will directly transmit power to the primary equipment in the station, and release the operating status of the equipment through the mobile terminal. When the new power substation equipment to be accepted is 220kv and above, the second verification module sends the information to the second acceptance application approval module, and the second acceptance application approval module confirms the received data again, The equipment transmits power, and releases the operating status of the equipment through the mobile terminal. 9. A new investment and transformation equipment acceptance and capital transfer management system as claimed in claim 8, characterized in that the equipment is eligible for capital transfer only when the equipment is in operation status. 10. Based on the working method of the new investment and transformation equipment acceptance and capital transfer management system described in any one of claims 1-9, it is characterized in that it includes the following steps: The scanning equipment scans the electronic data of the new power transformation equipment to be accepted and converts them into pictures and stores them on the electronic data storage platform. The first verification module in the electronic data storage platform judges according to the voltage level data of the electronic data of the new power transformation equipment to be checked and accepted stored in the database server. If the new power transformation equipment to be checked and accepted is 110kv and below The data of the primary equipment on-line monitoring device is sent to the production management information system. When the new power transformation equipment to be checked and accepted is 220kv and above, it is sent to the first acceptance application approval module, and the first acceptance application approval module performs the received data again After confirmation, send the data of the primary equipment online monitoring device in the station to the production management information system; The second verification module in the production management information system judges according to the data monitored by the online monitoring device of the primary equipment received by the online monitoring module. power, and publish the operating status of the equipment through the mobile terminal. When the new power transformation equipment to be accepted is 220kv and above equipment, the second verification module sends the information to the second acceptance application approval module, and the second acceptance application After the approval module confirms the received data again, it sends power to the primary equipment in the station, and releases the equipment running status through the mobile terminal; The production management information system also transmits the data to the cloud server to realize data sharing.