CN209982178U - Monitoring system of transformer substation - Google Patents
Monitoring system of transformer substation Download PDFInfo
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- CN209982178U CN209982178U CN201920791826.2U CN201920791826U CN209982178U CN 209982178 U CN209982178 U CN 209982178U CN 201920791826 U CN201920791826 U CN 201920791826U CN 209982178 U CN209982178 U CN 209982178U
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Abstract
The utility model relates to a monitoring system of transformer substation, its characterized in that: the system comprises a monitoring center, a display module, a storage module, a coordinator node, a router node, a communication module and a plurality of terminal nodes, wherein the plurality of terminal nodes are connected with the monitoring center through the coordinator node and the router node in sequence; the monitoring system of the transformer substation utilizes an on-line monitoring mode of an instrument, adopts a digital data acquisition and processing technology, monitors the instrument of the transformer substation in real time and feeds back the working state of the instrument in real time.
Description
Technical Field
The utility model relates to an electric power system monitoring field, more specifically relates to a monitoring system of transformer substation.
Background
The transformer substation is used as a basic unit of a transformer substation function in an electric power system and used for transforming voltage, receiving and distributing electric energy and controlling the flow direction of the electric power. In a traditional transformer substation, a comprehensive automation system in the transformer substation does not relate to various important environmental parameters of the whole transformer substation in the operation process, the monitoring of various important environmental parameters of the transformer substation in operation is beneficial to a power supply department to know the operation state of the transformer substation, and no equipment can effectively monitor the important environmental parameters of the transformer substation at present.
With the continuous deepening of the technologies of the Internet of things and the intelligent transformer substation, the technology of the Internet of things is combined with a sensing measurement and control network established by a zigBee network, so that the independent online monitoring systems of the transformer substation are integrated and applied through a unified communication protocol. The problems of a wired network can be solved through the zigBee wireless network, and if the real-time monitoring of the substation equipment in the environments of high voltage, high temperature, humidity and the like is overcome, the system is bound to become a brand-new substation design concept.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a monitoring system of transformer substation.
The utility model is realized by the following technical scheme, a monitoring system of a transformer substation comprises a monitoring center, a display module, a storage module, a coordinator node, a router node, a communication module and a plurality of terminal nodes, wherein the plurality of terminal nodes are connected with the monitoring center through the coordinator node and the router node in sequence; the plurality of terminal nodes comprise bus current sensors, leakage current sensors, circuit breaker detection sensors, image acquisition modules and power sensors; the bus current sensor is used for acquiring bus current data of a transformer in a transformer substation; the leakage current sensor is used for acquiring leakage current data of a transformer in a transformer substation; the circuit breaker detection sensor is used for acquiring circuit breaker characteristic data of a transformer in a transformer substation; the image acquisition module is used for acquiring scene information data of a transformer in the transformer substation; the power supply sensor is used for acquiring storage battery condition data of the transformer substation; the communication module is connected with the bus current sensor, the leakage current sensor, the breaker detection sensor, the image acquisition module and the power sensor, the bus current sensor, the leakage current sensor, the breaker detection sensor, the image acquisition module and the power sensor transmit monitoring data to the coordinator node through the communication module, and then the monitoring data are transmitted to the monitoring center through the RS232 serial port through the router node; the monitoring center displays the received monitoring data in real time through the display module and stores the data into the storage module.
Preferably, the plurality of terminal nodes further include a temperature sensor and a humidity sensor, the temperature sensor is used for acquiring temperature data of the transformer substation, and the humidity sensor is used for acquiring humidity data of the transformer substation; the temperature sensor and the humidity sensor are also connected with the communication module, monitoring data are sent to the coordinator node through the communication module, and then the monitoring data are sent to the monitoring center through the RS232 serial port through the router node.
Preferably, the communication module is a zigbee communication module.
Preferably, the zigbee communication module comprises a plurality of zigbee sub-nodes, and the zigbee sub-nodes are used for receiving monitoring data output by the bus current sensor, the leakage current sensor, the circuit breaker detection sensor, the image acquisition module, the power sensor, the temperature sensor and the humidity sensor, sending the monitoring data to the coordinator node, and sending the monitoring data to the monitoring center through the RS232 serial port via the router node.
Preferably, the display module is a touch display screen.
The utility model has the advantages that: the monitoring system of the transformer substation integrates related instruments for monitoring the transformer substation, and the monitoring system which can acquire and process online data of the transformer substation and feed back the working state of the instruments in real time is obtained by means of the connection relation design of the monitoring system on the basis of no additional innovation on monitoring logic by confirming that the connection relation of each related module relates to the organic framework of the monitoring system, so that the monitoring system has good use value.
Drawings
Fig. 1 is a schematic structural diagram of a monitoring system of a substation provided by the present invention;
fig. 2 is a schematic structural diagram of an image acquisition module provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a monitoring system of a transformer substation includes a monitoring center 10, a display module 500, a storage module 600, a coordinator node 200, a router node 100, a communication module, and a plurality of terminal nodes, where the plurality of terminal nodes are connected to the monitoring center 10 through the coordinator node 200 and the router node 100 in sequence; the plurality of terminal nodes comprise a bus current sensor 401, a leakage current sensor 402, a breaker detection sensor 403, an image acquisition module 404 and a power supply sensor 405; the bus current sensor 401 is used for acquiring bus current data of a transformer in a transformer substation; the leakage current sensor 402 is used for collecting leakage current data of a transformer in a transformer substation; the circuit breaker detection sensor 403 is used for acquiring circuit breaker characteristic data of a transformer in a transformer substation; the image acquisition module 404 is configured to acquire scene information data of a transformer in a transformer substation; the power sensor 405 is used for acquiring storage battery condition data of a transformer substation; the communication module is connected with a bus current sensor 401, a leakage current sensor 402, a breaker detection sensor 403, an image acquisition module 404 and a power sensor 405, the bus current sensor 401, the leakage current sensor 402, the breaker detection sensor 403, the image acquisition module 404 and the power sensor 405 transmit monitoring data to the coordinator node 200 through the communication module, and then transmit the monitoring data to the monitoring center 10 through the router node 100 through an RS232 serial port; the monitoring center 10 displays the received monitoring data in real time through the display module 500, and stores the data in the storage module 600.
Preferably, the plurality of terminal nodes further include a temperature sensor 406 and a humidity sensor 407, the temperature sensor 406 is configured to acquire temperature data of the substation, and the humidity sensor 407 is configured to acquire humidity data of the substation; the temperature sensor 406 and the humidity sensor 407 are also connected with the communication module, and transmit the monitoring data to the coordinator node through the communication module, and then transmit the monitoring data to the monitoring center through the RS232 serial port via the router node; the temperature sensor 406 is an infrared temperature sensor.
Preferably, the communication module is a zigbee communication module.
Preferably, the zigbee communication module comprises a plurality of zigbee sub-nodes 300, and the zigbee sub-nodes 300 are configured to receive monitoring data output by the bus current sensor, the leakage current sensor, the circuit breaker detection sensor, the image acquisition module, the power sensor, the temperature sensor, and the humidity sensor, send the monitoring data to the coordinator node 200, and send the monitoring data to the monitoring center 10 through the RS232 serial port via the router node 300.
Preferably, as shown in fig. 2, the image acquisition module 404 includes an opto-mechanical interface 4041, a CCD chip 4042, a driving circuit 4043, a signal processing circuit 4044, a microprocessor 4045, and an image transmission interface 4046; the optical mechanical interface 4041 provides mechanical connection with the circuit system and the optical lens, so that coupling and photoelectric passage between the optical system and the CCD are realized; CCD chip 4042 is the source of the system signal; the driving circuit 4043 is composed of a crystal oscillator and a timing signal generation module, and provides a required timing driving signal and an output control signal for the CCD chip, and simultaneously, can also provide signals such as composite synchronization/blanking, sampling/holding, and the like for the signal processing circuit 4044; the signal processing circuit 4044 mainly performs functions such as a/D conversion of an original signal output by the CCD and synthesis of a video signal; the microprocessor 4045 controls the whole image acquisition process to complete image processing and transmission, and the image transmission interface 4046 is used for sending the image data to the coordinator node through the communication module and finally to the monitoring center, so that remote monitoring of image acquisition is realized.
Preferably, the display module is a touch display screen.
Preferably, the zigbee sub-node selects a CC2530 chip, and the CC2530 chip is responsible for transmitting temperature and humidity information, substation scene information and the like to the monitoring center. The system selects a CC2530 chip as the core of the ZigBee module, a programmable flash memory and an 8KB RAM are arranged in the chip, and the system has an industrial high-performance RF transceiver and a standard enhanced 8051 kernel with a code pre-fetching function and low power consumption.
The embodiment of the invention emphasizes the connection relationship among the related functional modules of the monitoring system, and realizes the monitoring function by using data transmission and processing logic in the prior art depending on the connection relationship, so the embodiment of the invention does not require special limitation on the monitoring method used by the detection system, and can be implemented by a person skilled in the art as a standard.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (3)
1. A monitoring system of a transformer substation is characterized in that: the system comprises a monitoring center, a display module, a storage module, a coordinator node, a router node, a communication module and a plurality of terminal nodes, wherein the plurality of terminal nodes are connected with the monitoring center through the coordinator node and the router node in sequence;
the plurality of terminal nodes respectively comprise a bus current sensor, a leakage current sensor, a circuit breaker detection sensor, an image acquisition module and a power supply sensor;
the bus current sensor is used for acquiring bus current data of a transformer in a transformer substation;
the leakage current sensor is used for acquiring leakage current data of a transformer in a transformer substation;
the circuit breaker detection sensor is used for acquiring circuit breaker characteristic data of a transformer in a transformer substation;
the image acquisition module is used for acquiring scene information data of a transformer in the transformer substation;
the power supply sensor is used for acquiring storage battery condition data of the transformer substation;
the bus current sensor, the leakage current sensor, the circuit breaker detection sensor, the image acquisition module and the power sensor are respectively and independently connected with a zigbee sub-node, each zigbee sub-node sends monitoring data acquired by the bus current sensor, the leakage current sensor, the circuit breaker detection sensor, the image acquisition module and the power sensor to the coordinator node, and the coordinator node is in communication connection with the router node and then sends the monitoring data to the monitoring center through the RS232 serial port via the router node;
the monitoring center displays the received monitoring data in real time through the display module and stores the data into the storage module;
the image acquisition module comprises an optical mechanical interface, a CCD chip, a driving circuit, a signal processing circuit, a microprocessor and an image transmission interface; the optical mechanical interface is used for providing mechanical connection with the circuit system and the optical lens, so that the coupling and photoelectric passage between the optical system and the CCD are realized; the CCD chip is the source of system signals; the drive circuit consists of a crystal oscillator and a time sequence signal generation module, provides a required time sequence drive signal and an output control signal for the CCD chip, and also provides signals of composite synchronization/blanking, sampling/holding and the like for the signal processing circuit; the signal processing circuit mainly completes the functions of A/D conversion of the original signal output by the CCD, synthesis of the video signal and the like; the microprocessor controls the whole image acquisition process to complete image processing and transmission, and the image transmission interface is used for sending the image data to the coordinator node through the communication module and finally sending the monitoring data to the monitoring center, so that the remote monitoring of image acquisition is realized.
2. A monitoring system of a substation according to claim 1, characterized in that: the plurality of terminal nodes further comprise temperature sensors and humidity sensors, the temperature sensors are used for acquiring temperature data of the transformer substation, and the humidity sensors are used for acquiring humidity data of the transformer substation; the temperature sensor and the humidity sensor are also connected with the communication module, and monitoring data are sent to the coordinator node through the communication module.
3. A monitoring system of a substation according to claim 1, characterized in that: the display module is a touch display screen.
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CN201920791826.2U CN209982178U (en) | 2019-05-29 | 2019-05-29 | Monitoring system of transformer substation |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112903120A (en) * | 2020-09-15 | 2021-06-04 | 山东华科信息技术有限公司 | Detection system and detection method for detecting infrared temperature sensors in batches |
CN113883821A (en) * | 2021-10-11 | 2022-01-04 | 中船澄西船舶修造有限公司 | Novel quadrupole fridge monitoring system |
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2019
- 2019-05-29 CN CN201920791826.2U patent/CN209982178U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112903120A (en) * | 2020-09-15 | 2021-06-04 | 山东华科信息技术有限公司 | Detection system and detection method for detecting infrared temperature sensors in batches |
CN113883821A (en) * | 2021-10-11 | 2022-01-04 | 中船澄西船舶修造有限公司 | Novel quadrupole fridge monitoring system |
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