CN103840552A - Power distribution room monitoring method and system - Google Patents

Abstract

The invention relates to a monitoring method and system for a power distribution room, including an electric energy metering system (3) and a power distribution room equipment monitoring system (2). The system also includes an electrical connection with the electric energy metering system (3) and the power distribution room equipment monitoring system (2), for collecting power distribution room monitoring information including electric energy metering data and power distribution room equipment status information, An intelligent power distribution terminal (4) that processes the monitoring information of the power distribution room, determines abnormal equipment in the power distribution room according to the processing results of the monitoring information of the power distribution room, and remotely controls the abnormal equipment. The intelligent power distribution terminal (4) is also used to generate corresponding equipment abnormality information according to the processing results of the monitoring information of the power distribution room. The power distribution room monitoring system also includes a mobile terminal (1) that establishes wireless communication with the intelligent power distribution terminal (4) for receiving and displaying equipment abnormality information. The invention can greatly reduce the failure rate of equipment in the power distribution room and improve the safety factor of the power distribution room.

Description

Method and system for monitoring power distribution room

technical field

The invention relates to the technical field of power distribution room monitoring, and more specifically, to a method and system for monitoring a power distribution room.

Background technique

In order to enhance the reliability of the power grid and improve the self-healing ability of the power grid, more and more devices are integrated in the power distribution room, and the types of equipment integrated in the power distribution room are showing a trend of diversification. The resulting problems are: 1. Power distribution room The maintenance and management of the equipment is difficult, the management efficiency of the power distribution room is low, and the operating cost of the power distribution room is high; 2. The space of the power distribution room is insufficient, the heat dissipation of the equipment is poor, and the electromagnetic interference between each equipment causes the stable operation of the equipment The performance is poor, and the failure rate of the equipment is high; 3. The communication link of the power distribution room is complicated, resulting in repeated investment. Therefore, how to develop a power distribution room monitoring method and system that can improve the comprehensive management efficiency of the power distribution room, reduce the failure rate of the equipment in the power distribution room, save the operating cost of the power distribution room, and improve the safety of the power distribution room become an urgent problem to be solved.

Contents of the invention

The technical problem to be solved by the present invention is to provide a method that can improve the comprehensive management efficiency of the power distribution room, reduce the failure rate of the equipment in the power distribution room, improve the safety factor of the power distribution room, and realize Power distribution room monitoring system for remote control of the power distribution room.

The technical solution adopted by the present invention to solve the technical problem is: to construct a monitoring method for a power distribution room, including the following steps:

S1. Collect monitoring information of the power distribution room used to represent the current operating state of the power distribution room;

S2. Preprocessing the collected monitoring information of the power distribution room, comparing the preprocessed monitoring information of the power distribution room with the pre-stored benchmark data, and determining whether the operating status of the relevant equipment in the power distribution room is abnormal according to the comparison result;

S3. If it is determined that there is abnormal equipment in the power distribution room, send a corresponding control command to the equipment monitoring system of the power distribution room to remotely control the working state of the abnormal equipment.

In the above-mentioned power distribution room monitoring method of the present invention, the step S2 further includes: generating corresponding equipment abnormality information according to a comparison result between the power distribution room monitoring information and the reference data.

In the above power distribution room monitoring method of the present invention, the step S3 further includes: sending the equipment abnormality information and the preprocessed power distribution room monitoring information to a mobile terminal through the wireless network, so as to display the Device exception information.

The present invention also constructs a power distribution room monitoring system, including a power distribution room equipment monitoring system for detecting the status information of the power distribution room equipment, and an electric energy metering system for measuring electric energy metering data, and also includes a The equipment monitoring system and the intelligent power distribution terminal connected to the electric energy metering system through wired or wireless, the intelligent power distribution terminal is used to collect the electric energy metering data provided by the electric energy metering system, and the electric energy metering data provided by the electric energy metering system. According to the power distribution room monitoring information of the equipment status information provided by the power distribution room equipment monitoring system, the monitoring information of the power distribution room is preprocessed, and the abnormal equipment in the power distribution room is determined according to the processing results of the power distribution room monitoring information. The working status is controlled remotely.

In the above power distribution room monitoring system of the present invention, the intelligent power distribution terminal is also used to generate corresponding abnormal equipment information according to the processing results of the monitoring information of the power distribution room; The wireless communication is a mobile terminal used for displaying the monitoring information of the power distribution room processed by the intelligent power distribution terminal or the abnormal information of the equipment.

In the above power distribution room monitoring system of the present invention, the intelligent power distribution terminal further includes a data acquisition and processing module for collecting and preprocessing the monitoring information of the power distribution room, and a data acquisition and processing module for receiving the monitoring information of the power distribution room. Information, compare the monitoring information of the power distribution room with the pre-stored benchmark data, and determine the abnormal equipment in the power distribution room according to the comparison result, and issue the work for adjusting the abnormal equipment to the equipment monitoring system of the power distribution room The main control board module of the state control command is electrically connected with the data acquisition and processing module and the main control board module, and is used to establish power distribution between the data acquisition and processing module and the main control board module The backplane module of the room monitoring information transmission channel.

In the above power distribution room monitoring system of the present invention, it also includes a first photoelectric conversion module for converting the power distribution room monitoring information output by the electric energy metering system and the power distribution room equipment monitoring system into optical signals; The intelligent power distribution terminal also includes a second photoelectric conversion module electrically connected to the first photoelectric conversion module and the data acquisition and processing module for converting the optical signal into monitoring information of the power distribution room; The first photoelectric conversion module is connected to the second photoelectric conversion module through an optical fiber.

In the above-mentioned power distribution room monitoring system of the present invention, the data collection and processing module includes a voltage signal for collecting output from the power distribution room equipment monitoring system and converted by the second photoelectric conversion module. Perform preprocessing, and transmit the preprocessed voltage signal to the voltage signal acquisition unit of the main control board module through the backplane module, for collecting the output from the equipment monitoring system of the power distribution room and passing through the first The current signal converted by the second photoelectric conversion module is preprocessed, and the preprocessed current signal is transmitted to the current signal acquisition unit of the main control board module through the backplane module for collecting Preprocess the electric energy metering data output by the electric energy metering system and converted by the second photoelectric conversion module, and transmit the preprocessed electric energy metering data to the main controller through the backplane module Energy metering unit for board modules.

In the above-mentioned power distribution room monitoring system of the present invention, the intelligent power distribution terminal further includes an expansion module electrically connected to the backplane module; the expansion module includes an extension module for extending the serial port of the intelligent power distribution terminal The serial port expansion unit, the network interface expansion unit used to expand the network interface of the intelligent power distribution terminal, the drive-in board unit used to expand the input interface of the intelligent power distribution terminal, and the The output interface of the intelligent power distribution terminal is extended to the output board unit.

In the above-mentioned power distribution room monitoring system of the present invention, the main control board module also includes a Bluetooth unit and a wireless signal sending unit, and the main control board module is also used to transfer electric energy to Metering data, equipment status information, and equipment abnormality information are sent to the mobile terminal.

Implementing the monitoring method and system for power distribution room of the present invention can achieve the following beneficial effects:

(1) The power distribution room monitoring system of the present invention can automatically collect the monitoring information of the power distribution room through the intelligent power distribution terminal, and compare the monitoring information with the pre-stored reference data for judging whether the related equipment or monitoring indicators of the power distribution room are abnormal. Comparison, according to the comparison results, send control commands to the relevant equipment in the power distribution room to protect the abnormal equipment in the power distribution room, or deal with the abnormal situation in the power distribution room in time, avoiding various accidents in the power distribution room occur. Therefore, the power distribution room monitoring system of the present invention not only realizes the remote control of the working status of the power distribution room equipment and the environmental conditions of the power distribution room, but also greatly improves the safety of the power distribution room and reduces the occurrence of failures of the power distribution room equipment. Rate;

(2) In the power distribution room monitoring system of the present invention, on the one hand, the power distribution room monitoring system of the present invention adopts the design of connecting the intelligent power distribution terminal with the power metering system of the power distribution room and the equipment monitoring system of the power distribution room through optical fibers , which greatly improves the transmission speed of power distribution room monitoring data between the power distribution room and the smart power distribution terminal; on the other hand, the smart power distribution terminal first organizes the collected monitoring information of the power distribution room through the data collection and processing module , classification, and then send the classified power distribution room monitoring information to the main control board, which greatly improves the data processing efficiency of the main control board, thereby improving the efficiency of troubleshooting abnormal equipment in the power distribution room and the processing efficiency of abnormal equipment in the power distribution room ;

(3) The power distribution room monitoring system of the present invention adopts an open system architecture. The intelligent power distribution terminal 4 supports serial port, I/O interface, network interface and other port extensions. The intelligent power distribution terminal can be connected to various rate communication boards, and has strong compatibility and scalability. The power distribution room monitoring system of the present invention can further improve the monitoring data processing capability of the power distribution room and the early warning execution efficiency through the expansion of the communication board.

(4) The management personnel of the power distribution room can receive various abnormal information in the power distribution room through the mobile terminal, and arrange operators to repair or restart the abnormal equipment in the power distribution room according to the abnormal information, so as to avoid long-term failure of the equipment in the power distribution room. In case of damage caused by abnormal work, the management personnel of the power distribution room can also receive the electric energy metering data used to represent the power production status through the mobile terminal, and plan or adjust the electric power production activities according to the electric energy metering data.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is the structural block diagram of the distribution room monitoring system provided by the preferred embodiment of the present invention;

Fig. 2 is a structural block diagram of the power distribution room and the intelligent power distribution terminal of the power distribution room monitoring system shown in Fig. 1;

Fig. 3 is a structural block diagram of the data acquisition and processing module of the intelligent power distribution terminal shown in Fig. 2;

Fig. 4 is a structural block diagram of an expansion module of the intelligent power distribution terminal shown in Fig. 2;

Fig. 5 is the structural block diagram of the voltage signal acquisition subunit, the current signal acquisition subunit and the electric energy metering subunit of the data acquisition and processing module shown in Fig. 3;

Fig. 6 is a structural block diagram of the main control board module of the intelligent power distribution terminal shown in Fig. 2;

Fig. 7 is a flowchart of a monitoring method for a power distribution room provided by a preferred embodiment of the present invention.

Detailed ways

In order to solve the defects of low management efficiency of power distribution room equipment, high failure rate of power distribution room equipment, difficult equipment maintenance, and poor stability of power distribution room equipment in the prior art, the innovation of the present invention is: The power terminal 4 conducts real-time online monitoring of each equipment in the power distribution room and the working environment of the power distribution room, and issues control commands according to the monitoring results to reversely control the abnormal equipment in the power distribution room, so as to protect the equipment and avoid The equipment is damaged due to being in an abnormal working state for a long time; the intelligent power distribution terminal 4 supports the expansion of various interfaces and has good compatibility; The operators of the power room can repair, maintain or replace abnormal equipment, which improves the efficiency of handling various faults in the power distribution room.

Since the power distribution room monitoring system of the present invention adopts the design that the intelligent power distribution terminal 4 and the power distribution room are connected through optical fibers, and the intelligent power distribution terminal 4 and the mobile terminal 1 establish wireless communication through a wireless communication network, it solves the problem of the prior art The problem of low management efficiency of power distribution room and high failure rate of power distribution room equipment in the existing system realizes the collection of power distribution room monitoring data used to represent the operation status of power distribution room through intelligent power distribution terminal 4, and the power distribution room The monitoring data of the power room is compared with the benchmark data used to judge whether the operation status of the power distribution room is abnormal, so as to conduct real-time online monitoring of the operation status of each equipment in the power distribution room and the working environment of the power distribution room, and realize the power distribution room equipment The remote control of the power distribution room improves the comprehensive management efficiency of the power distribution room and the operation safety of the power distribution room.

In order to make the purpose of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

As shown in Figure 1, the power distribution room monitoring system of the present invention includes a metering system equipped in the power distribution room and a power distribution room equipment monitoring system 2, and an intelligent distribution system connected to the metering system and the power distribution room equipment monitoring system 2 through optical fibers. An electric terminal 4, and a mobile terminal 1 establishing wireless communication with the intelligent power distribution terminal 4. The metering system is used to obtain electric energy metering data related to electric power production, including total power generation, total power supply, and total power consumption. The power distribution room equipment monitoring system 2 is used to acquire the working status information of each equipment in the power distribution room. The intelligent power distribution terminal 4 is used to collect the monitoring information of the power distribution room including the above-mentioned electric energy metering data and equipment status information, process the monitoring information of the power distribution room, and send corresponding Control commands to avoid abnormal accidents of equipment in the power distribution room. The intelligent power distribution terminal 4 is also used to generate corresponding equipment abnormality information according to the processing results of the monitoring information of the power distribution room, and send the equipment abnormality information and electric energy metering data to the mobile terminal 1 through the wireless communication network. The mobile terminal 1 is used for receiving and displaying abnormal information of the equipment and electric energy metering data.

Among them, the power distribution room can be connected to the intelligent power distribution terminal 4 through optical fiber or RS485 special cable, and the power distribution room can also establish wireless communication with the intelligent power distribution terminal 4 through the 3G/4G network. In a preferred embodiment of the power distribution room monitoring system of the present invention, the power distribution room and the intelligent power distribution terminal 4 are connected through optical fibers.

The following will take the preferred implementation mode of the present invention as an example to describe the various components under the monitoring system of the power distribution room:

As shown in Figure 2, the power distribution room includes an electric energy metering system 3 for obtaining electric energy metering data, a power distribution room equipment monitoring system 2 for obtaining equipment status information reflecting the working status of each equipment in the power distribution room, and the The electric energy metering system 3 is electrically connected to the power distribution room equipment monitoring system 2, and is used for converting the power distribution room monitoring information including the above electric energy metering data and equipment status information into a first photoelectric conversion module 5 of optical signals. The intelligent power distribution terminal 4 includes a second photoelectric conversion module 6 for converting optical signals into power distribution room monitoring information, electrically connected to the second photoelectric conversion module 6, and used to receive the power distribution converted by the second photoelectric conversion module 6. room monitoring information, the data acquisition and processing module 7 for processing the power distribution room monitoring information is electrically connected to the data acquisition and processing module 7, and is used to receive the power distribution room monitoring information processed by the data acquisition and processing module 7, And compare the processed power distribution room monitoring information with the pre-stored benchmark data for judging whether each device in the power distribution room is in an abnormal working state, and issue corresponding control commands to the relevant equipment in the power distribution room according to the comparison results A main control board module 10 and a backplane module 9 for establishing a data transmission channel between the data acquisition and processing module 7 and the main control board module 10 . The intelligent power distribution terminal 4 also includes an expansion module 8 electrically connected to the backplane module 9 for realizing the expansion functions of various interfaces of the intelligent power distribution terminal 4 . Wherein, the first photoelectric conversion module 5 and the second photoelectric conversion module 6 may be existing photoelectric transducers.

As shown in Figure 3, the data acquisition module includes a voltage signal acquisition unit 11 for collecting the working voltage signals of each device in the power distribution room provided by the power distribution room equipment monitoring system 2, and a voltage signal acquisition unit 11 for collecting the operating voltage signals provided by the power distribution room equipment monitoring system 2 The current signal acquisition unit 12 for the working current signal of each equipment in the power distribution room provided by 2, and the electric energy metering unit 13 for collecting the electric energy metering data provided by the electric energy metering system 3.

Wherein, both the voltage signal acquisition unit 11 and the current signal acquisition unit 12 are connected to the backplane module 9 through the FPGA bus, and the electric energy measurement unit 13 is connected to the backplane module 9 through the CAN bus. The voltage signal acquisition unit 11 may be an existing voltage signal acquisition board, the current signal acquisition unit 12 may be an existing current signal acquisition board, and the electric energy metering unit 13 may be an existing electric energy metering device.

As shown in FIG. 4 , the expansion module 8 is connected to the backplane module 9 through various buses, and the backplane module 9 is connected to the main control board module 10 through a high-speed bus. The expansion module 8 includes a network interface expansion unit 15 for expanding the network interface of the intelligent power distribution terminal 4, a serial port expansion unit 16 for expanding the serial port of the intelligent power distribution terminal 4, and a serial port expansion unit 16 for expanding the network interface of the intelligent power distribution terminal 4. The input board unit 17 and the output board unit 18 for expansion of the I/O interface (that is, the input and output interface). Wherein, the network interface expansion unit 15 is connected with the backplane module 9 through the PCI bus, the serial port expansion unit 16 is connected with the backplane module 9 through the Localbus bus, and the input board unit 17 and the output board unit 18 are connected with the backplane module 9 through the FPGA bus. board module 9 for connection. The network interface expansion unit 15 can be an existing network signal expansion board, the serial port expansion module 8 can be an existing serial communication board, and the opening board and the opening board can be existing I/O interface expansion slots .

As shown in FIG. 5 , the data acquisition and processing module 7 includes a voltage signal acquisition subunit, a current signal acquisition subunit, and an electric energy meter subunit. The voltage signal acquisition subunit includes a first signal transceiving subunit 19 and a first MCU 20 electrically connected to the first signal transceiving subunit 19 . The current signal acquisition subunit includes a second signal transceiving subunit 21 and a second MCU 22 electrically connected to the second signal transceiving subunit 21 . The electric energy metering subunit includes a third signal transceiving subunit 24 and a third MCU 23 electrically connected to the third signal transceiving subunit 24 .

The voltage signal acquisition subunit is used to receive the voltage signal of each equipment input by the power distribution room equipment monitoring system 2 and converted by the second photoelectric conversion module 6 through the first signal transceiving subunit 19, and the voltage signal through the first MCU20 converted into a first digital signal (that is, a digitized voltage signal), and send the first digital signal to the backplane module 9 through the first signal transceiving subunit 19 . The current signal acquisition unit 12 is used to receive the current signal of each device input by the power distribution room equipment monitoring system 2 and converted by the second photoelectric conversion module 6 through the second signal transceiving subunit 21, and the current signal through the second MCU22 converted into a second digital signal (that is, a digitized current signal), and send the second digital signal to the backplane module 9 through the second signal transceiving subunit 21 . The electric energy metering subunit is used to receive the electric energy metering data input by the electric energy metering system 3 and converted by the second photoelectric conversion module 6 through the third signal transceiving subunit 24, and send the electric energy metering data to the backplane module 9 Electric energy metering unit 13. The backplane module 9 is used to receive the above-mentioned first digital signal, second digital signal, electric energy metering data, and receive the equipment status information provided by the power distribution room equipment monitoring system 2, and convert the first digital signal, the second Digital signals, electric energy metering data, and device status information are forwarded to the main control board module 10 .

Wherein, the first signal transceiving subunit 19 , the second signal transceiving subunit 21 and the third signal transceiving subunit 24 may be existing signal transceivers. The power distribution room equipment monitored by the power distribution room monitoring system of the present invention includes a dehumidifier, an exhaust fan, an alarm light, a camera, and distribution transformer equipment. The monitoring indicators of the power distribution room covered by the power distribution room monitoring system of the present invention also include the water immersion degree of the cable trench, the ambient temperature and humidity of the power distribution room, equipment overvoltage or undervoltage, and equipment overcurrent or undercurrent.

As shown in Figure 6, the main control board module 10 includes a fourth signal receiving unit 25, a fourth MCU26 electrically connected to the fourth signal receiving unit 25, a storage unit 28 electrically connected to the fourth MCU26, and a Bluetooth unit 27 And the wireless signal sending unit 14. The fourth signal receiving unit 25 is used for receiving the first digital signal, the second digital signal, electric energy metering data, and device status information input through the backplane module 9 through the high-speed bus. The storage unit 28 stores reference data for judging whether each device in the power distribution room is in an abnormal working state. The fourth MCU26 is used to respectively compare the first digital signal, the second digital signal, the electric energy metering data, and the equipment status information with the corresponding reference values in the reference data stored in the storage unit 28, and generate corresponding control command, and send the control command to the relevant equipment in the power distribution room, so that the equipment can properly adjust its current working state according to the control command issued by the fourth MCU26. The fourth MCU 26 is also used to generate corresponding device abnormality information according to the comparison result, and send the device abnormality information to the mobile terminal 1 through the Bluetooth unit 27 or the wireless signal sending unit 14 . The mobile terminal 1 is used for receiving and displaying the equipment abnormality information.

Wherein, the fourth MCU26 is an MPC processor based on the PowerQUICC∥Pro network communication processor engine. The fourth signal receiving unit 25 may be an existing network card or other signal receiving modules. The bluetooth unit 27 can be an existing bluetooth module. The wireless signal sending unit 14 may be an existing wireless network card. The mobile terminal 1 may be an existing terminal device such as a smart phone or a tablet computer.

For example, when the fourth MCU26 judges that the actual voltage value of a certain device represented by the first digital signal is lower than or exceeds the reference voltage value of the reference data (that is, the rated voltage of the device), the fourth MCU26 judges that the When the device is in the undervoltage or overvoltage state, generate the device undervoltage/overvoltage warning information, and send the undervoltage/overvoltage warning information to the mobile terminal 1 through the Bluetooth unit 27 or the wireless signal sending unit 14 . The fourth MCU26 is also used to send a control command to stop running to the device, so as to perform undervoltage/overvoltage protection on the device.

For example, when the fourth MCU26 judges that the actual load of a certain distribution equipment represented by the equipment state information exceeds the maximum load (rated load) of the distribution equipment defined by the reference data, the fourth MCU26 determines that the equipment is in an abnormal condition. In the working state, generate a warning message that the equipment load exceeds the standard, and send the information that the equipment load exceeds the standard to the mobile terminal 1 through the Bluetooth unit 27 or the wireless signal sending unit 14 . The fourth MCU26 is also used to send a control command to reduce the load of the equipment to the equipment whose actual load exceeds the standard, so that the actual load of the equipment is reduced to the rated load or below the rated load, so as to avoid the equipment from being damaged due to overload. The management personnel of the power distribution room can receive and display the equipment abnormality information through the mobile terminal 1, and arrange the operators to repair or restart the abnormal equipment in the power distribution room according to the equipment abnormality information, so as to avoid the failure caused by the long-term abnormal operation of the equipment in the power distribution room. damage.

The following will take the preferred implementation mode of the present invention as an example to illustrate the flow of the monitoring method for the power distribution room of the present invention:

As shown in Figure 7, in step S100, the data acquisition and processing module 7 collects the power distribution room equipment status information generated by the power distribution room equipment monitoring system 2 and the power metering information generated by the power metering system 3. The monitoring information of the power distribution room is sorted and classified, and the classified monitoring information of the power distribution room is sent to the main control board module 10.

In step S200 , the main control board module 10 compares the collected monitoring data of the power distribution room with the reference data stored in the storage unit through the fourth MCU 26 , and judges whether the relevant equipment of the power distribution room is abnormal according to the comparison result.

In step S300, the intelligent power distribution terminal 4 determines through the fourth MCU 26 that all the equipment in the power distribution room is in a normal working state, and returns to step S100.

In step S300, the intelligent power distribution terminal 4 judges through the fourth MCU 26 that there is an abnormal device in the power distribution room.

In step S400, the intelligent power distribution terminal 4 generates equipment abnormality information corresponding to the abnormal equipment through the fourth MCU26, and sends a remote command for adjusting the working state of the abnormal equipment to the equipment monitoring system 2 of the power distribution room, To restore the abnormal equipment to a normal working state, so as to avoid damage to the abnormal equipment.

In step S500 , the intelligent power distribution terminal 4 sends the above-mentioned power distribution room monitoring information and equipment abnormality information to the mobile terminal 1 through the Bluetooth unit 27 or the wireless communication unit 14 of the main control board 10 . The management personnel of the power distribution room can use the mobile terminal 1 to receive the monitoring information of the power distribution room and the abnormal information of the equipment, and according to the abnormal information of the equipment, deploy and execute the maintenance work or replacement work of the equipment in the power distribution room in a targeted manner, so as to improve the distribution efficiency. The safety factor and management efficiency of the power room can be improved, and the management and maintenance costs of the equipment in the power distribution room can be saved.

In summary, the implementation of the monitoring system for power distribution room of the present invention can achieve the following beneficial effects:

The power distribution room monitoring system of the present invention can automatically collect the monitoring information of the power distribution room through the intelligent power distribution terminal 4, and compare the monitoring information with the pre-stored reference data for judging whether the related equipment or monitoring indicators of the power distribution room are abnormal, According to the comparison results, control commands are sent to the relevant equipment in the power distribution room to protect the abnormal equipment in the power distribution room, or to deal with the abnormal conditions in the power distribution room in time, and to avoid various accidents in the power distribution room. Therefore, the power distribution room monitoring system of the present invention not only realizes the automatic online monitoring of the power distribution room, but also greatly improves the safety of the power distribution room.

In the power distribution room monitoring system of the present invention, on the one hand, the power distribution room monitoring system of the present invention adopts the design that the intelligent power distribution terminal and the power metering system of the power distribution room and the equipment monitoring system of the power distribution room are connected through optical fibers, greatly improving Improve the data transmission speed between the power distribution room and the intelligent power distribution terminal; on the other hand, the intelligent power distribution terminal preprocesses the collected monitoring information of the power distribution room (that is, the intelligent power distribution terminal Perform analog-to-digital conversion on the current signal and voltage signal converted by the second photoelectric conversion module to obtain the current value and voltage value, and then organize and classify the current value, voltage value, and other collected equipment status information and electric energy measurement data , package processing), and then send the preprocessed power distribution room monitoring information to the main control board, which greatly improves the data processing efficiency of the main control board, thereby improving the troubleshooting efficiency of abnormal equipment in the power distribution room and the abnormal equipment in the power distribution room processing efficiency.

The power distribution room monitoring system of the present invention adopts an open system architecture. The intelligent power distribution terminal 4 supports serial port, I/O interface, network interface and other port expansion. The intelligent power distribution terminal 4 can be connected to communication boards of various rates, and has strong compatibility and scalability. The power distribution room monitoring system of the present invention can further improve the monitoring data processing capability of the power distribution room and the early warning execution efficiency through the expansion of the communication board.

The management personnel of the power distribution room can receive various abnormal information in the power distribution room through the mobile terminal 1, and arrange operators to repair or restart the abnormal equipment in the power distribution room according to the abnormal information, avoiding long-term abnormal operation of the equipment in the power distribution room The resulting damage reduces the failure rate of the equipment in the power distribution room. The management personnel of the power distribution room can also receive the electric energy metering data used to represent the power production status through the mobile terminal 1, and plan or adjust the electric power production activities according to the electric energy metering data.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (10)

1. A power distribution room monitoring method, is characterized in that, comprises the steps: S1. Collect monitoring information of the power distribution room used to represent the current operating state of the power distribution room; S2. Preprocessing the collected monitoring information of the power distribution room, comparing the preprocessed monitoring information of the power distribution room with the pre-stored benchmark data, and determining whether the operating status of the relevant equipment in the power distribution room is abnormal according to the comparison result; S3. If it is determined that there is abnormal equipment in the power distribution room, send a corresponding control command to the equipment monitoring system (2) in the power distribution room to remotely control the working state of the abnormal equipment. 2. The method for monitoring a power distribution room according to claim 1, wherein the step S2 further comprises: generating corresponding equipment abnormal information according to a comparison result between the monitoring information of the power distribution room and the reference data. 3. The method for monitoring a power distribution room according to claim 2, wherein the step S3 further comprises: sending the equipment abnormality information and the preprocessed power distribution room monitoring information to a mobile terminal through a wireless network (1 ), to display the device abnormality information through the mobile terminal (1). 4. A power distribution room monitoring system, including a power distribution room equipment monitoring system (2) for detecting the status information of the power distribution room equipment, and an electric energy metering system (3) for measuring electric energy metering data, characterized in that, It also includes an intelligent power distribution terminal (4) connected with the power distribution room equipment monitoring system (2) and the electric energy metering system (3) through wired or wireless, and the intelligent power distribution terminal (4) is used for Collecting power distribution room monitoring information including the power metering data provided by the power metering system (3) and the equipment status information provided by the power distribution room equipment monitoring system (2), and performing the monitoring information on the power distribution room Pre-processing, according to the monitoring information processing results of the power distribution room, determine the abnormal equipment in the power distribution room, and remotely control the working status of the abnormal equipment. 5. The power distribution room monitoring system according to claim 4, wherein the intelligent power distribution terminal (4) is also used to generate corresponding abnormal equipment information according to the processing results of the power distribution room monitoring information; the The system also includes a mobile terminal (1) that establishes wireless communication with the intelligent power distribution terminal (4) for displaying the monitoring information of the power distribution room processed by the intelligent power distribution terminal (4) or the abnormal information of the equipment ). 6. The power distribution room monitoring system according to claim 4, characterized in that, the intelligent power distribution terminal (4) also includes data collection and processing for collecting and preprocessing the monitoring information of the power distribution room The module (7) is used to receive the monitoring information of the power distribution room, compare the monitoring information of the power distribution room with the pre-stored benchmark data, and determine the abnormal equipment in the power distribution room according to the comparison result, and report to the power distribution room The main control board module (10) issued by the room equipment monitoring system (2) to adjust the working state of the abnormal equipment, and the data acquisition and processing module (7) and the main control board module (10 ) electrical connection, for establishing a backplane module (9) of a power distribution room monitoring information transmission channel between the data acquisition and processing module (7) and the main control board module (10). 7. The power distribution room monitoring system according to claim 4, further comprising a power distribution room monitoring system for outputting the electric energy metering system (3) and the power distribution room equipment monitoring system (2) A first photoelectric conversion module (5) for converting information into optical signals; the intelligent power distribution terminal (4) also includes an electrical connection with the first photoelectric conversion module (5) and the data acquisition and processing module (7) , a second photoelectric conversion module (6) for converting the optical signal into monitoring information of the power distribution room; the first photoelectric conversion module (5) is connected to the second photoelectric conversion module (6) through an optical fiber . 8. The power distribution room monitoring system according to claim 6, characterized in that, the data acquisition and processing module (7) includes a function for collecting the output from the power distribution room equipment monitoring system (2) and passing through the preprocess the voltage signal converted by the second photoelectric conversion module (6), and transmit the preprocessed voltage signal to the main control board module (10) through the backplane module (9) A voltage signal acquisition unit (11), configured to acquire the current signal output by the power distribution room equipment monitoring system (2) and converted by the second photoelectric conversion module (6), preprocess the current signal, and The preprocessed current signal is transmitted to the current signal acquisition unit (12) of the main control board module (10) through the backplane module (9), and is used to collect the output from the electric energy metering system (3) and Preprocess the electric energy metering data converted by the second photoelectric conversion module (6), and transmit the preprocessed electric energy metering data to the main control unit through the backplane module (9) The energy metering unit (13) of the board module (10). 9. The power distribution room monitoring system according to claim 6, characterized in that, the intelligent power distribution terminal (4) further includes an expansion module (8) electrically connected to the backplane module (9); the The expansion module (8) includes a serial port expansion unit (16) for expanding the serial port of the intelligent power distribution terminal (4), and a network interface for expanding the network interface of the intelligent power distribution terminal (4) An expansion unit (15), a drive-in board unit (17) used to expand the input interface of the intelligent power distribution terminal (4), and an expansion board unit (17) used to expand the output interface of the intelligent power distribution terminal (4) The opening board unit (18). 10. The power distribution room monitoring system according to claim 6, characterized in that, the main control board module (10) further includes a Bluetooth unit (27) and a wireless signal sending unit (14), and the main control board module (10) is further configured to send electric energy metering data, device status information, and device abnormality information to the mobile terminal (1) through the Bluetooth unit (27) or the wireless signal sending unit (14).

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