CN107340468A - A kind of high voltage isolator detecting system - Google Patents

A kind of high voltage isolator detecting system Download PDF

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Publication number
CN107340468A
CN107340468A CN201611111533.2A CN201611111533A CN107340468A CN 107340468 A CN107340468 A CN 107340468A CN 201611111533 A CN201611111533 A CN 201611111533A CN 107340468 A CN107340468 A CN 107340468A
Authority
CN
China
Prior art keywords
signal
unit
voltage isolator
temperature
temperature signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611111533.2A
Other languages
Chinese (zh)
Inventor
蔡宏毅
黄涛
冯世涛
李勐
董宏达
刘赫
刘座铭
王朔
王铁钢
杨正盛
林乐亭
马龙华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Hui Hui Electric Vibration Technology Co Ltd
NANJING UNITECH ELECTRIC POWER TECHNOLOGY DEVELOPMENT Co Ltd
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Jilin Electric Power Co Ltd
State Grid Jilin Electric Power Corp
Original Assignee
Changzhou Hui Hui Electric Vibration Technology Co Ltd
NANJING UNITECH ELECTRIC POWER TECHNOLOGY DEVELOPMENT Co Ltd
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Jilin Electric Power Co Ltd
State Grid Jilin Electric Power Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changzhou Hui Hui Electric Vibration Technology Co Ltd, NANJING UNITECH ELECTRIC POWER TECHNOLOGY DEVELOPMENT Co Ltd, State Grid Corp of China SGCC, Electric Power Research Institute of State Grid Jilin Electric Power Co Ltd, State Grid Jilin Electric Power Corp filed Critical Changzhou Hui Hui Electric Vibration Technology Co Ltd
Priority to CN201611111533.2A priority Critical patent/CN107340468A/en
Publication of CN107340468A publication Critical patent/CN107340468A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3271Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
    • G01R31/3275Fault detection or status indication
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H17/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/18Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3271Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
    • G01R31/3272Apparatus, systems or circuits therefor

Abstract

The present invention provides a kind of high voltage isolator detecting system, including signal gathering unit, laser cell, device end processing unit and main control unit, the signal gathering unit includes signal picker and signal transmitting apparatus, the signal picker includes at least one temperature signal collection unit, each temperature signal collection unit is in contact with the high voltage isolator, high voltage isolator detecting system of the present invention is when detecting high voltage isolator, the temperature signal collection unit is in contact with the high voltage isolator, thermometric is accurate, reliably, precision is high, do not influenceed by other factorses;There is clearance space between described device end processing unit and main control unit and the high voltage isolator, temperature signal is transferred to described device end processing unit by the temperature signal collection unit by wireless transmission method, the insulating properties between detecting system and high voltage isolator is improved, high voltage is avoided and detecting system and testing staff is caused to damage.

Description

A kind of high voltage isolator detecting system
Technical field
The present invention relates to high-voltage electric power system field, more particularly to a kind of high voltage isolator detecting system.
Background technology
High voltage isolator is device for switching important in power plant and transformer station's electrical system, typically and primary cut-out Support the use.The major function of high voltage isolator is the safety for ensureing High-Voltage Electrical Appliances and device in service work, plays isolation The effect of voltage.In electrical system operation, the working condition of high voltage isolator is detected with regard to extremely important.
In system operation, high voltage isolator occur the defects of and failure ratio it is more, for example, porcelain insulator breaking failure, he touches Head overheat, motion clamping stagnation and mechanical bite etc..Wherein contact superheating phenomenon occurrence frequency is frequent, therefore, how to high pressure every The running status for leaving pass is detected, and is especially monitored the temperature of high voltage isolator in real time, is turned into those skilled in the art Urgent problem to be solved.
The content of the invention
It is an object of the invention to provide a kind of high voltage isolator detecting system, makes staff's convenience, safety the height The running status of pressure disconnecting switch is detected, and the temperature of high voltage isolator is especially effectively monitored in real time, to improve height Piezoelectric forces equipment detects the security reliability and accuracy of work.
A kind of high voltage isolator detecting system, for detecting high voltage isolator, including signal gathering unit, laser list Member, device end processing unit and main control unit, the signal gathering unit include signal picker and signal transmitting apparatus, institute Stating signal picker includes at least one temperature signal collection unit, each temperature signal collection unit and the high pressure every Pass is left to be in contact;
Temperature signal collection unit:It is temperature signal for gathering high voltage isolator and by being wirelessly transferred mould that it, which is acted on, Temperature signal is delivered to device processing unit by block;
Laser cell:It is to provide power supply to the temperature signal collection unit in signal gathering unit that it, which is acted on,;
Device end processing unit:By for handle the temperature signal that collects and will it is treated after temperature signal be delivered to master control Unit, the temperature signal after processing feed back to the main control unit;
Main control unit:For handling and showing the temperature signal after feedback processing, alarmed when data go wrong.
Preferably, the temperature signal collection unit is arranged on high voltage isolator correspondingly respectively, also or All temperature signal collection units are separately mounted on the different parts to multiple high voltage isolators by person, and by institute Temperature signal collection unit is stated on the high potential of high voltage isolator.
Preferably, the signal picker also includes vibration signals collecting unit and current signal collecting unit, it is described Temperature signal collection unit is temperature sensor;Vibration signals collecting unit is vibrating sensor, and vibration signals collecting unit connects Connect laser cell;Current signal collecting unit is current sensor.
Preferably, the signal transmitting apparatus includes a/d converter, processor and radio receiving transmitting module, the signal Collector is sequentially connected a/d converter, processor and radio receiving transmitting module.
Preferably, the temperature inversion of the high voltage isolator is the temperature signal by the temperature sensor, institute After signal transmitting apparatus is stated to temperature signal progress signal extraction, signal condition, AD conversion and data packing, pass through nothing Line transmitting device is transferred to described device end processing unit.
Preferably, either current sensor collection vibration signal or current signal pass through signal to the vibrating sensor After transmitting device carries out signal extraction, signal condition, AD conversion and data packing to the vibration signal or current signal, Described device end processing unit is transferred to by radio transmitting device, device end processing unit is after treatment transferred to signal In main control unit.
Preferably, the temperature sensor is platinum resistance temperature sensor.
Preferably, the radio transmitting device is GPRS wireless communication modules or WIFI.
Shown preferably, the main control unit includes server-side processes unit, WEB server end and backstage, service Device end processing unit is main frame or controller with display device and voice device, and display device is used for temperature, vibration time Number, current information;Voice device is used for voice broadcast simultaneously for alarming.
Preferably, the system also includes mobile terminal, the mobile terminal is exactly to lead to comprising all support operators The equipment of telecommunications services, it is to receive the warning message that warning device is sent that it, which is acted on,.
Compared with prior art, technical scheme has advantages below:High voltage isolator detection system of the present invention System when detect high voltage isolator, the temperature signal collection unit is in contact with the high voltage isolator, thermometric accurately, Reliably, precision is high, is not influenceed by other factorses;Described device end processing unit and main control unit and the high voltage isolator Between there is clearance space, temperature signal is transferred to described device by the temperature signal collection unit by wireless transmission method Hold processing unit, improve the insulating properties between detecting system and high voltage isolator, avoid high voltage to detecting system with And testing staff causes to damage.
Brief description of the drawings
Fig. 1 shows a kind of functional block diagram of high voltage isolator detecting system of the present invention.
Fig. 2 is the functional block diagram of temperature signal collection unit.
Fig. 3 is that the function of signal gathering unit gathers block diagram.
Fig. 4 is current signal collecting unit detects schematic diagram.
Embodiment
Before the technical scheme of various embodiments of the present invention is described in detail, involved noun and term are explained It is bright.It should be noted that in this manual, title is identical or label identical part represents similar or identical structure, and It is only limitted to the purpose of signal.
A kind of high voltage isolator detecting system, for detecting high voltage isolator, including signal gathering unit 100, swash Light unit, device end processing unit and main control unit, the signal gathering unit include signal picker and filled with signal transmission Put, the signal picker includes at least one temperature signal collection unit, each temperature signal collection unit with it is described High voltage isolator is in contact;
Temperature signal collection unit:It is temperature signal for gathering high voltage isolator and by being wirelessly transferred mould that it, which is acted on, Temperature signal is delivered to device processing unit by block;
Laser cell:It is to provide power supply to the temperature signal collection unit in signal gathering unit that it, which is acted on,;
Device end processing unit:By for handle the temperature signal that collects and will it is treated after temperature signal be delivered to master control Unit, the temperature signal after processing feed back to the main control unit;
Main control unit:For handling and showing the temperature signal after feedback processing, alarmed when data go wrong.
Embodiments of the present invention are illustrated in order to detailed, please further refer to and with reference to Fig. 1, Fig. 2 and accordingly Explanation.
The present embodiment provides a kind of high voltage isolator detecting system, and Fig. 1 shows a kind of high voltage isolator of the present invention The functional block diagram of detecting system, Fig. 2 are the functional block diagram of temperature signal collection unit.
The temperature signal collection unit 100 is arranged on high voltage isolator 10 correspondingly respectively, also or will All temperature signal collection units 100 are separately mounted to one to the different parts of multiple high voltage isolators 10, and will The temperature signal collection unit 100 is arranged on the high potential of high voltage isolator 10.It is such to be advantageous in that, the temperature Signal gathering unit 100 is run with the equipotential of high voltage isolator 10, further increases high voltage isolator detection system Unite the insulating properties and anti-interference of work, avoid can high potential difference to the signal interference of the temperature signal collection unit 100. The temperature signal that substantial amounts of temperature signal collection unit 100 feeds back can be monitored in main control unit 300, i.e., testing staff is in master control Room can monitor multiple high voltage isolators 10 simultaneously, run into temperature it is elevated dangerous when, the present embodiment high voltage isolator Detecting system can be with automatic alarm.
Fig. 3 is that the function of signal gathering unit gathers block diagram.Signal picker also include vibration signals collecting unit 106 with Current signal collecting unit 107, the temperature signal collection unit 100 are temperature sensor;Vibration signals collecting unit 106 is Vibrating sensor, vibration signals collecting unit 106 connect laser cell;Current signal collecting unit 107 is current sensor.
The signal transmitting apparatus includes a/d converter 103, processor 104 and radio receiving transmitting module 105, the signal Collector is sequentially connected a/d converter 103, processor 104 and radio receiving transmitting module 105.
The temperature inversion of the high voltage isolator 10 is the temperature signal by the temperature sensor 101, the letter After number transmitting device carries out signal extraction, signal condition, AD conversion and data packing to the temperature signal, by wirelessly passing Defeated device is transferred to described device end processing unit 200, vibrating sensor or current sensor the collection vibration signal or Person's current signal carries out signal extraction, signal condition, AD by signal transmitting apparatus to the vibration signal or current signal After conversion and data packing, described device end processing unit, device end processing unit warp are transferred to by radio transmitting device Signal is transferred in main control unit after crossing processing.Such to be advantageous in that, the temperature sensor 101 is by the temperature after integration Signal data transmits, and is advantageous to the transmission integrity and accuracy of signal.
The temperature sensor 101 is platinum resistance temperature sensor.Platinum resistance temperature sensor is by micron order platinum resistance thermometer sensor, Element and the protective jacket handled through special process form, and are drawn with four core signal shielding cable lines from sensing element for surveying Amount, can generally the four lines measuring method be used to measure, to reduce measurement error caused by conductor resistance.Platinum resistance temperature sensor has There are splendid interchangeability and long-time stability.But the present invention is not limited to the particular type of the temperature sensor 101.
Fig. 4 is current signal collecting unit detects schematic diagram.The radio transmitting device be GPRS wireless communication modules or Person WIFI.WIFI transmission has the advantages of transmitted data amount is big, safe and efficient, in the high-tension apparatuses such as transformation cabinet, the temperature Signal gathering unit 100 and the distance of described device end processing unit 200 need not be far, therefore use device end processing unit 200 can meet to require.But the present invention wireless transmission method is not limited, can also use in the prior art other Wireless transmission method.
The main control unit 300 includes server-side processes unit 301, WEB server end 302 and backstage display 303, clothes Business device end processing unit 301 is main frame or controller with display device and voice device, and display device is used for temperature, shaken Dynamic number, current information;Voice device is used for voice broadcast simultaneously for alarming.
The system also includes mobile terminal 400, and the mobile terminal 400 is exactly to communicate with taking comprising all support operators The equipment of business, it is to receive the warning message that warning device is sent that it, which is acted on,.
Signal gathering unit further comprises power management module 109 and photoelectric conversion module 108, photoelectric conversion module be by Luminous energy is converted to electric energy, and electric energy directly is delivered into processor by power management module 109 and provides electricity for processor Can, therefore, not only save and also convenient and practical, power management module is used for managing power module, can play the work of throttling With.
In the present embodiment, signal is collected for convenience, will by prior one complete collection harden structure of signal gathering unit Signal picker is arranged on a complete enclosure interior with signal transmitting apparatus, easy to remove and easy to carry, is monitoring Monitoring place can be changed during high voltage isolator 10 at any time.
A kind of high voltage isolator monitoring method realized based on a kind of high voltage isolator detecting system of the present invention, including Following steps:
Signal gathering unit is used for gathering high voltage isolator temperature signal, vibration signal and current signal and believing this three Number it is transferred in signal transmitting apparatus, and temperature signal collection unit 100 directly passes through laser with vibration signals collecting unit 106 Unit energizes and current signal collecting unit 107 then directly transfers signals to device end processing unit 200, signal transmitting apparatus After signal extraction, signal condition, AD conversion and data packing are carried out to the temperature signal, transmitted by radio transmitting device To described device end processing unit 200;
Device end processing unit 200 be used for handling the temperature signal collected, vibration signal and current signal and will it is treated after Temperature signal be delivered to main control unit, the temperature signal after processing feeds back to the main control unit;
Main control unit is used for handling and showing temperature signal, vibration signal and the current signal after feedback processing, gives master control list It is first to finish writing program in advance, the temperature signal vibration signal and current signal that main control unit is come by display device to feedback with The threshold value set in advance is contrasted, and is alarmed when data go wrong;
Warning message is sent on mobile terminal by main control unit simultaneously.
In the process, laser cell provides power supply for temperature signal collection unit.
Mobile terminal is that staff carries with, even if staff is not in Control Room or away from main control unit model In enclosing, short message or other information notice can be all received, will know that whether high voltage isolator goes wrong.
Therefore the high voltage isolator of various species is carried out using the present embodiment high voltage isolator detecting system real-time On-line condition monitoring, detection high voltage isolator closure not in place, contact slap, contact heating, drive circuit event can be reached Security incident caused by barrier etc..Coordinate detection motor electric current, judge drive part machinery bite and fault.Can be with Addition pass through disconnecting switch special camera, with the image information of optimal angle offer disconnecting switch, by the video of action and The picture of operating process is sent to Surveillance center.All monitorings and processing information are sent to master control room, and completion shows, alarmed, returning Shelves analysis etc., the present invention will further improve the security reliability of straighforward operation, realize repair based on condition of component, improve power supply reliability.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of its parts and components, it is named Title etc. can be different.The equivalent or simple change that all construction, feature and principles according to described in inventional idea of the present invention are done, is wrapped Include in the protection domain of patent of the present invention.Those skilled in the art can be to described specific implementation Example is made various modifications or supplement or substituted using similar mode, structure without departing from the present invention or surmounts this Scope as defined in the claims, protection scope of the present invention all should be belonged to.

Claims (10)

  1. A kind of 1. high voltage isolator detecting system, for detecting high voltage isolator, it is characterised in that:Including signal acquisition list Member, laser cell, device end processing unit and main control unit, the signal picker include at least one temperature signal collection Unit, each temperature signal collection unit are in contact with the high voltage isolator;
    Temperature signal collection unit:It is temperature signal for gathering high voltage isolator and by being wirelessly transferred mould that it, which is acted on, Temperature signal is delivered to device processing unit by block;
    Laser cell:It is to provide power supply to the temperature signal collection unit in signal gathering unit that it, which is acted on,;
    Device end processing unit:By for handle the temperature signal that collects and will it is treated after temperature signal be delivered to master control Unit, the temperature signal after processing feed back to the main control unit;
    Main control unit:For handling and showing the temperature signal after feedback processing, alarmed when data go wrong.
  2. A kind of 2. high voltage isolator detecting system according to claim 1, it is characterised in that:The signal gathering unit Including signal picker and signal transmitting apparatus, the temperature signal collection unit is arranged on high_voltage isolation correspondingly respectively On switch, also or by all temperature signal collection units the different parts to multiple high voltage isolators are separately mounted to On, and the temperature signal collection unit is arranged on the high potential of high voltage isolator.
  3. A kind of 3. high voltage isolator detecting system according to claim 1, it is characterised in that:The signal picker is also Including vibration signals collecting unit and current signal collecting unit, the temperature signal collection unit is temperature sensor;Vibration Signal gathering unit is vibrating sensor, and vibration signals collecting unit connects laser cell;Current signal collecting unit is electric current Sensor.
  4. A kind of 4. high voltage isolator detecting system according to claim 1, it is characterised in that:The signal transmitting apparatus Including a/d converter, processor and radio receiving transmitting module, the signal picker be sequentially connected a/d converter, processor and Radio receiving transmitting module.
  5. A kind of 5. high voltage isolator detecting system according to claim 4, it is characterised in that:The temperature sensor will The temperature inversion of the high voltage isolator is the temperature signal, and the signal transmitting apparatus carries out letter to the temperature signal After number extraction, signal condition, AD conversion and data packing, it is single that the processing of described device end is transferred to by radio transmitting device Member.
  6. A kind of 6. high voltage isolator detecting system according to claim 4, it is characterised in that:The vibrating sensor or Person's current sensor collection vibration signal either by signal transmitting apparatus believed the vibration signal or electric current by current signal Number carry out signal extraction, signal condition, AD conversion and data packing after, described device end is transferred to by radio transmitting device Processing unit, device end processing unit are transferred to signal in main control unit after treatment.
  7. A kind of 7. high voltage isolator detecting system according to claim 3, it is characterised in that:The temperature sensor is Platinum resistance temperature sensor.
  8. A kind of 8. high voltage isolator detecting system according to claim 1, it is characterised in that:The radio transmitting device For GPRS wireless communication modules or WIFI.
  9. A kind of 9. high voltage isolator detecting system according to claim 1, it is characterised in that:The main control unit includes Server-side processes unit, WEB server end and backstage show that server-side processes unit is to be filled with display device and voice The main frame or controller put, display device are used for temperature, vibration number, current information;It is same that voice device is used for voice broadcast When be used for alarm.
  10. A kind of 10. high voltage isolator detecting system according to claim 1, it is characterised in that:The system also includes moving Dynamic terminal, it is exactly the equipment for including all support operator's communication services that the mobile terminal, which is, and it is to receive alarm dress that it, which is acted on, Put the warning message of transmission.
CN201611111533.2A 2016-12-02 2016-12-02 A kind of high voltage isolator detecting system Pending CN107340468A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611111533.2A CN107340468A (en) 2016-12-02 2016-12-02 A kind of high voltage isolator detecting system

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Application Number Priority Date Filing Date Title
CN201611111533.2A CN107340468A (en) 2016-12-02 2016-12-02 A kind of high voltage isolator detecting system

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CN107340468A true CN107340468A (en) 2017-11-10

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110673025A (en) * 2019-09-12 2020-01-10 北京兴达奇热工控制设备有限公司 Online monitoring system for distribution isolating switch for kiln
CN110687440A (en) * 2019-08-21 2020-01-14 国网浙江省电力有限公司金华供电公司 Isolator operating condition alarm device
CN110806769A (en) * 2019-11-25 2020-02-18 国网新疆电力有限公司乌鲁木齐供电公司 Overtemperature early warning device and method for open-type isolating switch

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105547367A (en) * 2016-01-11 2016-05-04 江苏省电力公司淮安供电公司 High-voltage isolation switch vibration state monitoring system
CN105572581A (en) * 2016-02-26 2016-05-11 北京永安美电气科技有限公司 Online detection system and online detection method for isolating switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105547367A (en) * 2016-01-11 2016-05-04 江苏省电力公司淮安供电公司 High-voltage isolation switch vibration state monitoring system
CN105572581A (en) * 2016-02-26 2016-05-11 北京永安美电气科技有限公司 Online detection system and online detection method for isolating switch

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110687440A (en) * 2019-08-21 2020-01-14 国网浙江省电力有限公司金华供电公司 Isolator operating condition alarm device
CN110673025A (en) * 2019-09-12 2020-01-10 北京兴达奇热工控制设备有限公司 Online monitoring system for distribution isolating switch for kiln
CN110806769A (en) * 2019-11-25 2020-02-18 国网新疆电力有限公司乌鲁木齐供电公司 Overtemperature early warning device and method for open-type isolating switch

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Application publication date: 20171110