CN205353340U - Current transformer state monitoring system - Google Patents
Current transformer state monitoring system Download PDFInfo
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- CN205353340U CN205353340U CN201620029091.6U CN201620029091U CN205353340U CN 205353340 U CN205353340 U CN 205353340U CN 201620029091 U CN201620029091 U CN 201620029091U CN 205353340 U CN205353340 U CN 205353340U
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Abstract
The utility model provides a current transformer state monitoring system which characterized in that, current transformer state monitoring system includes: controller unit, current transformer monitor cell, temperature monitor cell, humidity monitor cell, radio communication unit, control processing unit, status display unit, audio alert unit, power supply unit. The utility model discloses running state that can on -line monitoring current transformer can gather current transformer's operating parameter in real time, can realize the wireless transmission of current transformer monitoring data in the station, can discern the diagnosis to current transformer's operational failure, realizes monitoring and trouble early warning to the current transformer state, carries out current transformer 0 to current transformer trouble information, in time handles to the staff current transformer 1 information wireless transmission, assurance current transformer's normal operating.
Description
Technical field
The invention belongs to POWER SYSTEM STATE monitoring field, relate to the condition monitoring system of a kind of power equipment, particularly a kind of current transformer condition monitoring system.
Background technology
Transformer is one of indispensable capital equipments such as power network is properly functioning, supervision, metering, protection, control.Its existence, makes high voltage, big current information be applied.Transformer running status is good and bad, directly influences the reliability of power system measuring, the accuracy of metering and relay protection, automaton, on safe operation of power system impact greatly.
At present, in power system, the use of current transformer is extensive, and for status monitoring problem not well research and the solution of current transformer itself.Current transformer itself also exists performance issue and failure problems, once current transformer generation running status is abnormal and fault will have a strong impact on the safe operation of power system.Accordingly, it would be desirable to a kind of current transformer condition monitoring system can the state of on-line real time monitoring current transformer, the diagnosing malfunction to current transformer, find and solve the fault that current transformer exists early, it is ensured that current transformer properly functioning.
Summary of the invention
The present invention is directed to prior art and cannot solve above-mentioned current transformer Problems existing, it is provided that a kind of current transformer condition monitoring system.The running status of current transformer is carried out on-line monitoring by current transformer condition monitoring system, the operational factor of Real-time Collection current transformer, be capable of standing being wirelessly transferred of interior current transformer Monitoring Data, complete the identification to current transformer operation troubles, in real time to current transformer status monitoring and fault pre-alarming, current mulual inductor malfunction information is carried out audio alert, fault alarm information is wirelessly sent to staff and processes in time, it is ensured that current transformer properly functioning.
In order to complete above-mentioned purpose, the present invention is by the following technical solutions.
A kind of current transformer condition monitoring system, it is characterized in that, described current transformer condition monitoring system includes: controller unit, current transformer monitoring means, temperature monitoring unit, humidity-monitoring unit, wireless communication unit, monitoring processing unit, status display unit, audio alert unit, power supply unit.Described controller unit is connected with current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit respectively.Said supply unit is connected with controller unit, current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit respectively.Described temperature monitoring unit, monitoring processing unit are connected with wireless communication unit.
Described controller unit respectively with current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit connects, reception processes current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit transmits the information come and data, and to current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit transmission command information and data, control corresponding units and complete corresponding function.
Described current transformer monitoring means is connected with controller unit, for realizing the monitoring of Current Transformer Secondary side electric current.Current transformer monitoring means includes power pack, low pass filter, polarity switch, analog-digital converter.
Described temperature monitoring unit is connected with wireless communication unit, the temperature in the running temperature of real-time monitoring current transformer and the bus of transformer inlet wire.Temperature monitoring unit includes fiber-optic grating sensor, light branch box, sealing flange, fiber optic closure, fiber Bragg grating (FBG) demodulator.
Described humidity-monitoring unit is connected with controller unit, for the humidity of the running environment of real-time monitoring current transformer.Humidity-monitoring unit includes humidity sensor.
Described wireless communication unit carries out real-time data exchange transmission for controller unit, temperature monitoring unit and monitoring processing unit and data process, and is used for staff, the current mulual inductor malfunction information of monitoring processing unit processes is sent SMS prompting.Wireless communication unit includes ZigBee communication module, SMS transmission module.Described ZigBee communication module is separately mounted on controller unit, temperature monitoring unit, monitoring processing unit, it is achieved the radio communication between controller unit, temperature monitoring unit and monitoring processing unit.Described SMS transmission module is arranged on monitoring processing unit, it is achieved monitoring processing unit sends SMS prompting current mulual inductor malfunction information to staff.
Described monitoring processing unit runs the Monitoring Data of field controller cell processing and the temperature data of temperature monitoring unit for receiving current transformer, realize being connected with the data communication of controller unit and temperature monitoring unit by wireless communication unit, complete the data to condition monitoring system process, fault diagnosis and process and human-computer interaction function.Monitoring processing unit includes server, host computer.
Described status display unit is connected with controller unit, the Monitoring Data run for the current transformer of display controller cell processing and monitoring processing unit processes analyze after temperature data and fault diagnosis data.Status display unit includes display.
Described audio alert unit is connected with controller unit, for current flow transformer running status and failure condition being carried out speech play and warning by voice.Audio alert unit includes: audio alert chip, audio amplifier.
Described power supply unit realizes providing suitable electric energy to power controller unit, current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit.Power supply unit includes Switching Power Supply.
Described temperature monitoring unit and monitoring processing unit are powered by mains-supplied in Control Room.
The invention has the beneficial effects as follows: one current transformer condition monitoring system of the present invention, can the running status of on-line monitoring leakage current transformer, can the operational factor of Real-time Collection current transformer, be capable of standing being wirelessly transferred of interior current transformer Monitoring Data, the operation troubles of current transformer can be identified diagnosis, realize the monitoring to current transformer state and fault pre-alarming, current mulual inductor malfunction information is carried out audio alert, fault alarm information is wirelessly sent to staff process in time, it is ensured that current transformer properly functioning.
Accompanying drawing explanation
Fig. 1 is current transformer condition monitoring system overall structure functional schematic of the present invention.
In figure 1, controller unit, 2, current transformer monitoring means, 3, temperature monitoring unit, 4, humidity-monitoring unit, 5, wireless communication unit, 6, monitoring processing unit, 7, status display unit, 8, audio alert unit, 9, power supply unit.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated, to be specifically described technical scheme.
As shown in Figure 1, one current transformer condition monitoring system of the present invention, it is characterized in that, described current transformer condition monitoring system includes: controller unit 1, current transformer monitoring means 2, temperature monitoring unit 3, humidity-monitoring unit 4, wireless communication unit 5, monitoring processing unit 6, status display unit 7, audio alert unit 8, power supply unit 9.Described controller unit 1 is connected with current transformer monitoring means 2, humidity-monitoring unit 4, wireless communication unit 5, status display unit 7, audio alert unit 8, power supply unit 9 respectively.Said supply unit 9 is connected with controller unit 1, current transformer monitoring means 2, humidity-monitoring unit 4, wireless communication unit 5, status display unit 7, audio alert unit 8 respectively.Described temperature monitoring unit 3, monitoring processing unit 6 are connected with wireless communication unit 5.
Described controller unit 1 adopts TMS320F2812 data processor as the processor controlling and processing data.
Described current transformer monitoring means 2 includes power pack, low pass filter, polarity switch, analog-digital converter.Power pack is arranged on the secondary side of current transformer, processes and obtains, through low pass filter, polarity switch, analog-digital converter, the signal that in controller unit 1, TMS320F2812 processor can process after Current Transformer Secondary side electric current is converted.
Described temperature monitoring unit 3 includes fiber-optic grating sensor, light branch box, sealing flange, fiber optic closure, fiber Bragg grating (FBG) demodulator.Fiber-optic grating sensor is arranged on the inlet wire bus of current transformer, the secondary side outlet joint place of current transformer, on current transformer.Fiber-optic grating sensor is sequentially connected with light branch box, sealing flange, fiber optic closure, fiber Bragg grating (FBG) demodulator, the completion system detection to temperature, by wireless communication unit 5, temperature data is transferred to host computer and server in monitoring processing unit 6.
Described humidity-monitoring unit 4 includes humidity sensor.Humidity sensor is arranged near current transformer, the running environment humidity of real-time monitoring current transformer.
Described wireless communication unit 5 includes ZigBee communication module, SMS transmission module, realize controller unit 1, temperature monitoring unit 3 and carry out real-time data exchange transmission and data process with monitoring processing unit 6, it is achieved the current mulual inductor malfunction information processed by monitoring processing unit 6 sends SMS prompting to staff.
Described monitoring processing unit 6 includes server, host computer.Server completes the storage of data and runs calculating；Host computer complete the data to condition monitoring system process, fault diagnosis and process and human-computer interaction function.
Described status display unit 7 includes display.Display is connected with controller unit 1, complete to controller unit 1 process current mutual inductor on site run Condition Monitoring Data and monitoring processing unit 6 Treatment Analysis after temperature data and fault diagnosis data display.
Described audio alert unit 8 includes audio alert chip, audio amplifier.Audio alert chip is connected with controller unit 1, and audio alert chip is connected with audio amplifier, is accomplished by voice and current flow transformer running status and failure condition are carried out speech play and warning.
Described power supply unit 9 includes Switching Power Supply, by Switching Power Supply, current transformer is run on-the-spot low-voltage electric energy and converts the voltage and current obtaining being suitable for the operation of condition monitoring system scene.
The power supply of described temperature monitoring unit 3 and monitoring processing unit 6 is by mains-supplied in Control Room.
A kind of current transformer condition monitoring system operation principle is as follows: the secondary side current of current transformer is monitored by current transformer monitoring means 2 in real time, the humidity of the running environment of the real-time monitoring current transformer of humidity-monitoring unit 4.The Monitoring Data of current transformer monitoring means 2, humidity-monitoring unit 4 is processed by controller unit 1, carries out data communication by wireless communication unit 5 with monitoring processing unit 6.
Temperature monitoring unit 3 on the inlet wire bus of current transformer, the secondary side outlet joint place of current transformer, temperature on current transformer be monitored, carry out data communication by wireless communication unit 5 with monitoring processing unit 6.
Monitoring processing unit 6 completes the storage of data and running and calculates, and complete the data to condition monitoring system process, fault diagnosis and process and human-computer interaction function.Monitoring processing unit 6 carries out data communication by wireless communication unit 5 and controller unit 1, data processed, fault diagnosis result feeds back to controller unit 1, and controller unit 1 controls the result output display on display in status display unit 7 monitoring processed.
Current flow transformer running status and failure condition are carried out speech play and warning by voice by audio alert unit 8.
Through above current transformer condition monitoring system embodiment work process of the present invention, complete the running status of on-line monitoring leakage current transformer, can the operational factor of Real-time Collection current transformer, be capable of standing being wirelessly transferred of interior current transformer Monitoring Data, the operation troubles of current transformer can be identified diagnosis, realize the monitoring to current transformer state and fault pre-alarming, current mulual inductor malfunction information is carried out audio alert, fault alarm information is wirelessly sent to staff process in time, it is ensured that current transformer properly functioning.
Claims (1)
1. a current transformer condition monitoring system, it is characterized in that, described current transformer condition monitoring system includes: controller unit, current transformer monitoring means, temperature monitoring unit, humidity-monitoring unit, wireless communication unit, monitoring processing unit, status display unit, audio alert unit, power supply unit；Described controller unit is connected with current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit respectively；Said supply unit is connected with controller unit, current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit respectively；Described temperature monitoring unit, monitoring processing unit are connected with wireless communication unit；
Described controller unit respectively with current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit connects, reception processes current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit transmits the information come and data, and to current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit, power supply unit transmission command information and data, control corresponding units and complete corresponding function；
Described current transformer monitoring means is connected with controller unit, for realizing the monitoring of Current Transformer Secondary side electric current；Current transformer monitoring means includes power pack, low pass filter, polarity switch, analog-digital converter；
Described temperature monitoring unit is connected with wireless communication unit, the temperature in the running temperature of real-time monitoring current transformer and the bus of transformer inlet wire；Temperature monitoring unit includes fiber-optic grating sensor, light branch box, sealing flange, fiber optic closure, fiber Bragg grating (FBG) demodulator；
Described humidity-monitoring unit is connected with controller unit, for the humidity of the running environment of real-time monitoring current transformer；Humidity-monitoring unit includes humidity sensor；
Described wireless communication unit carries out real-time data exchange transmission for controller unit, temperature monitoring unit and monitoring processing unit and data process, and is used for staff, the current mulual inductor malfunction information of monitoring processing unit processes is sent SMS prompting；Wireless communication unit includes ZigBee communication module, SMS transmission module；Described ZigBee communication module is separately mounted on controller unit, temperature monitoring unit, monitoring processing unit, it is achieved the radio communication between controller unit, temperature monitoring unit and monitoring processing unit；Described SMS transmission module is arranged on monitoring processing unit, it is achieved monitoring processing unit sends SMS prompting current mulual inductor malfunction information to staff；
Described monitoring processing unit runs the Monitoring Data of field controller cell processing and the temperature data of temperature monitoring unit for receiving current transformer, realize being connected with the data communication of controller unit and temperature monitoring unit by wireless communication unit, complete the data to condition monitoring system process, fault diagnosis and process and human-computer interaction function；Monitoring processing unit includes server, host computer；
Described status display unit is connected with controller unit, the Monitoring Data run for the current transformer of display controller cell processing and monitoring processing unit processes analyze after temperature data and fault diagnosis data；Status display unit includes display；
Described audio alert unit is connected with controller unit, for current flow transformer running status and failure condition being carried out speech play and warning by voice；Audio alert unit includes: audio alert chip, audio amplifier；
Described power supply unit realizes providing suitable electric energy to power controller unit, current transformer monitoring means, humidity-monitoring unit, wireless communication unit, status display unit, audio alert unit；Power supply unit includes Switching Power Supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620029091.6U CN205353340U (en) | 2016-01-13 | 2016-01-13 | Current transformer state monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620029091.6U CN205353340U (en) | 2016-01-13 | 2016-01-13 | Current transformer state monitoring system |
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| CN205353340U true CN205353340U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620029091.6U Expired - Fee Related CN205353340U (en) | 2016-01-13 | 2016-01-13 | Current transformer state monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527600A (en) * | 2016-01-13 | 2016-04-27 | 济南大学 | Current transformer state monitoring system and method |
| CN113483809A (en) * | 2021-06-11 | 2021-10-08 | 嘉兴市恒光电力建设有限责任公司滨海分公司 | Intelligent Internet of things mutual inductor base with temperature and humidity monitoring function |
-
2016
- 2016-01-13 CN CN201620029091.6U patent/CN205353340U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527600A (en) * | 2016-01-13 | 2016-04-27 | 济南大学 | Current transformer state monitoring system and method |
| CN105527600B (en) * | 2016-01-13 | 2018-07-13 | 济南大学 | A kind of current transformer condition monitoring system and method |
| CN113483809A (en) * | 2021-06-11 | 2021-10-08 | 嘉兴市恒光电力建设有限责任公司滨海分公司 | Intelligent Internet of things mutual inductor base with temperature and humidity monitoring function |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20170113 |