CN203643147U - On-line monitoring device for hydraulic operation mechanism of breaker - Google Patents
On-line monitoring device for hydraulic operation mechanism of breaker Download PDFInfo
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- CN203643147U CN203643147U CN201320824576.0U CN201320824576U CN203643147U CN 203643147 U CN203643147 U CN 203643147U CN 201320824576 U CN201320824576 U CN 201320824576U CN 203643147 U CN203643147 U CN 203643147U
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- 238000012806 monitoring device Methods 0.000 title abstract 4
- 238000004146 energy storage Methods 0.000 claims abstract description 50
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000003750 conditioning effect Effects 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000003745 diagnosis Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
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Abstract
The utility model provides an on-line monitoring device for a hydraulic operation mechanism of a breaker. Signal output terminals of an energy storage oil cylinder high voltage area pressure sensor, an energy storage oil cylinder high-voltage area flow sensor, a switching-off and switching-on primary valve oil-outlet pipe pressure sensor, a switching-off and switching-on primary valve oil-outlet pipe flow sensor, a switching-on pre-stage valve oil-outlet pipe flow sensor, and a switching-off pre-stage valve oil-outlet pipe flow sensor of the on-line monitoring device are all connected with a signal input terminal of an analog signal conditioning circuit, a signal output terminal of the analog signal conditioning circuit is connected with a signal input terminal of an embedded processor via an analog-to-digital converter, and a communication terminal of the embedded processor is connected with a communication terminal of a substation computer monitoring system. According to the on-line monitoring device, the operation state of the hydraulic operation mechanism of the high voltage breaker can be monitored in real time, fault reasons of the breaker can be found out simply and rapidly, the maintenance time is greatly shortened, and the production benefit is increased.
Description
Technical field
The utility model relates to high pressure power transmission and distribution technical field, refers to particularly a kind of isolating switch hydraulic actuating mechanism on-Line Monitor Device.
Technical background
Isolating switch is as the vitals of controlling on/off switch in electric system, there is immeasurable effect to maintaining the normal operation of electric system, hydraulic mechanism because compact conformation, through-put power are large, the reliable advantage such as steady of operation is widely used in the operation control of high-voltage switch circuit breaker.The running status of monitoring hydraulic operating mechanism is to ensureing normal operation of circuit breaker and in the time that isolating switch can not divide-shut brake, tracing trouble position has important practical significance rapidly.The maintenance of traditional hydraulic operating mechanism of high voltage circuit breaker and method for diagnosing faults are only to realize by the abnormal conditions before the account of equipment, logout, fault etc.The method of this maintenance and tracing trouble is the method for operating of a kind of static state, off-line, so its real-time is poor, do not possess the ability of certain analysis and diagnosis, thereby the well operation of the normal reliable of support equipment, reliability and the economy of powering affected to a certain extent.
Utility model content
The purpose of this utility model will provide a kind of isolating switch hydraulic actuating mechanism on-Line Monitor Device exactly, this device can Real-Time Monitoring isolating switch hydraulic operating mechanism duty and can be simply in the time that isolating switch breaks down, diagnose out hydraulic actuating mechanism failure cause quickly, improve fault diagnosis efficiency, guaranteed the reliability of power supply.
For realizing this object, the isolating switch hydraulic actuating mechanism on-Line Monitor Device that the utility model is designed, it comprises computer monitoring system of transformer substation, it is characterized in that: it also comprises analog signal conditioner circuit, analog to digital converter, flush bonding processor, be arranged on energy storage oil cylinder higher-pressure region pressure transducer and energy storage oil cylinder higher-pressure region flow sensor on the energy storage oil cylinder higher-pressure region casing wall of isolating switch hydraulic actuating mechanism, be arranged on divide-shut brake one-step valve flowline pressure transducer and divide-shut brake one-step valve flowline flow sensor on the divide-shut brake one-step valve flowline tube wall of isolating switch hydraulic actuating mechanism, be arranged on before the combined floodgate of isolating switch hydraulic actuating mechanism step valve flowline flow sensor before the combined floodgate on step valve flowline tube wall, be arranged on before the separating brake of isolating switch hydraulic actuating mechanism step valve flowline flow sensor before the separating brake on step valve flowline tube wall, wherein, described energy storage oil cylinder higher-pressure region pressure transducer, energy storage oil cylinder higher-pressure region flow sensor, divide-shut brake one-step valve flowline pressure transducer, divide-shut brake one-step valve flowline flow sensor, before closing a floodgate, step valve flowline flow sensor is all connected with the signal input part of analog signal conditioner circuit with the signal output part of step valve flowline flow sensor before separating brake, the signal output part of analog signal conditioner circuit connects the signal input part of flush bonding processor by analog to digital converter, the communication ends of described flush bonding processor connects the communication ends of computer monitoring system of transformer substation.
Before described energy storage oil cylinder higher-pressure region pressure transducer, energy storage oil cylinder higher-pressure region flow sensor, divide-shut brake one-step valve flowline pressure transducer, divide-shut brake one-step valve flowline flow sensor, close a floodgate front step valve flowline flow sensor and separating brake, step valve flowline flow sensor is non-contact type ultrasonic sensor.
The utility model can Real-Time Monitoring hydraulic operating mechanism of high voltage circuit breaker duty and can diagnose out its failure cause quickly and easily, greatly shorten servicing time, improve productivity effect, the non-contact type ultrasonic sensor that the utility model adopts simultaneously, only need be bolted on tube wall outer wall to be measured, do not need pipeline to dismantle, reduced installation difficulty of the present utility model.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the mounting structure schematic diagram of each sensor in the utility model;
Wherein, 1-energy storage oil cylinder higher-pressure region pressure transducer, 2-energy storage oil cylinder higher-pressure region flow sensor, 3-divide-shut brake one-step valve flowline pressure transducer, 4-divide-shut brake one-step valve flowline flow sensor, 5-step valve flowline flow sensor before closing a floodgate, step valve flowline flow sensor before 6-separating brake, 7-analog signal conditioner circuit, 8-analog to digital converter, 9-flush bonding processor, 10-computer monitoring system of transformer substation, the energy storage oil cylinder higher-pressure region of 11-isolating switch hydraulic actuating mechanism, the divide-shut brake one-step valve flowline of 12-isolating switch hydraulic actuating mechanism, step valve flowline before the combined floodgate of 13-isolating switch hydraulic actuating mechanism, step valve flowline before the separating brake of 14-isolating switch hydraulic actuating mechanism.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Isolating switch hydraulic actuating mechanism on-Line Monitor Device in figure shown in 1 and 2, it comprises computer monitoring system of transformer substation 10, analog signal conditioner circuit 7, analog to digital converter 8, flush bonding processor 9, be arranged on energy storage oil cylinder higher-pressure region pressure transducer 1 and energy storage oil cylinder higher-pressure region flow sensor 2 on energy storage oil cylinder higher-pressure region 11 casing walls of isolating switch hydraulic actuating mechanism, be arranged on divide-shut brake one-step valve flowline pressure transducer 3 and divide-shut brake one-step valve flowline flow sensor 4 on divide-shut brake one-step valve flowline 12 tube walls of isolating switch hydraulic actuating mechanism, be arranged on before the combined floodgate of isolating switch hydraulic actuating mechanism step valve flowline flow sensor 5 before the combined floodgate on step valve flowline 13 tube walls, be arranged on before the separating brake of isolating switch hydraulic actuating mechanism step valve flowline flow sensor 6 before the separating brake on step valve flowline 14 tube walls, wherein, described energy storage oil cylinder higher-pressure region pressure transducer 1, energy storage oil cylinder higher-pressure region flow sensor 2, divide-shut brake one-step valve flowline pressure transducer 3, divide-shut brake one-step valve flowline flow sensor 4, before closing a floodgate, step valve flowline flow sensor 5 is all connected with the signal input part of analog signal conditioner circuit 7 with the signal output part of step valve flowline flow sensor 6 before separating brake, the signal output part of analog signal conditioner circuit 7 connects the signal input part of flush bonding processor 9 by analog to digital converter 8, the communication ends of described flush bonding processor 9 connects the communication ends of computer monitoring system of transformer substation 10.
In technique scheme, before described energy storage oil cylinder higher-pressure region pressure transducer 1, energy storage oil cylinder higher-pressure region flow sensor 2, divide-shut brake one-step valve flowline pressure transducer 3, divide-shut brake one-step valve flowline flow sensor 4, close a floodgate front step valve flowline flow sensor 5 and separating brake, step valve flowline flow sensor 6 is non-contact type ultrasonic sensor.This non-contact type ultrasonic sensor, only need be bolted on tube wall outer wall to be measured, does not need pipeline to dismantle, and has reduced installation difficulty of the present utility model.
The measured signal of each sensor in the utility model is after analog signal conditioner circuit 7 is processed, be converted into digital signal by analog to digital converter 8, record and store this digital signal by flush bonding processor 9 again, in conjunction with initialize data, this digital signal is carried out to analyzing and processing, then export corresponding deagnostic structure to computer monitoring system of transformer substation 10 simultaneously.
Diagnostic logic of the present utility model is:
1, in the time of hydraulic operating mechanism of high voltage circuit breaker feed motion, if the energy storage oil cylinder higher-pressure region pressure that described energy storage oil cylinder higher-pressure region pressure transducer 1 records is greater than the divide-shut brake one-step valve flowline pressure that divide-shut brake one-step valve flowline pressure transducer 3 records, flush bonding processor 9 sends signal to computer monitoring system of transformer substation 10, and the front step valve of computer monitoring system of transformer substation 10 prompting combined floodgate cannot normally be opened.
2, in the time that hydraulic operating mechanism of high voltage circuit breaker separating brake moves, if the energy storage oil cylinder higher-pressure region pressure that described energy storage oil cylinder higher-pressure region pressure transducer 1 records equals the divide-shut brake one-step valve flowline pressure that divide-shut brake one-step valve flowline pressure transducer 3 records, flush bonding processor 9 sends signal to computer monitoring system of transformer substation 10, makes computer monitoring system of transformer substation 10 point out the front step valve of separating brake normally to open.
3, at hydraulic operating mechanism of high voltage circuit breaker under "on" position, the energy storage oil cylinder higher-pressure region pressure recording when energy storage oil cylinder higher-pressure region pressure transducer 1 and divide-shut brake one-step valve flowline pressure transducer 3 and divide-shut brake one-step valve flowline pressure reduce speed and are greater than the energy storage oil cylinder higher-pressure region flow that setting value and energy storage oil cylinder higher-pressure region flow sensor 2 record and are greater than zero, divide-shut brake one-step valve flowline flow sensor 4, the divide-shut brake one-step valve flowline flow that before closing a floodgate, before step valve flowline flow sensor 5 and separating brake, step valve flowline flow sensor 6 records, step valve flowline flow before closing a floodgate, before separating brake, step valve flowline flow is at 1 o'clock, flush bonding processor 9 sends signal to computer monitoring system of transformer substation 10, computer monitoring system of transformer substation 10 is pointed out in divide-shut brake secondary valve, let out or pressure duct leaks.
4, at hydraulic operating mechanism of high voltage circuit breaker under "on" position, the energy storage oil cylinder higher-pressure region pressure recording when energy storage oil cylinder higher-pressure region pressure transducer 1 and divide-shut brake one-step valve flowline pressure transducer 3 and divide-shut brake one-step valve flowline pressure reduce speed and are greater than the energy storage oil cylinder higher-pressure region flow that setting value and energy storage oil cylinder higher-pressure region flow sensor 2 record and are greater than zero, the divide-shut brake one-step valve flowline flow that divide-shut brake one-step valve flowline flow sensor 4 and the front step valve flowline flow sensor 5 that closes a floodgate record, before closing a floodgate, step valve flowline flow is zero, simultaneously, before the separating brake that before separating brake, step valve flowline flow sensor 6 records, step valve flowline flow is greater than at 1 o'clock, flush bonding processor 9 sends signal to computer monitoring system of transformer substation 10, before making computer monitoring system of transformer substation 10 point out separating brake, step valve leaks.
5, at hydraulic operating mechanism of high voltage circuit breaker under gate-dividing state, be greater than the energy storage oil cylinder higher-pressure region flow that setting value and energy storage oil cylinder higher-pressure region flow sensor 2 record and be greater than zero when the energy storage oil cylinder higher-pressure region pressure that energy storage oil cylinder higher-pressure region pressure transducer 1 records reduces speed, simultaneously, divide-shut brake one-step valve flowline flow sensor 4, the divide-shut brake one-step valve flowline flow that before closing a floodgate, before step valve flowline flow sensor 5 and separating brake, step valve flowline flow sensor 6 records, step valve flowline flow before closing a floodgate, before separating brake, step valve flowline flow is at 1 o'clock, flush bonding processor 9 sends signal to computer monitoring system of transformer substation 10, computer monitoring system of transformer substation 10 is pointed out in divide-shut brake secondary valve, let out or pressure duct leaks.
6, at hydraulic operating mechanism of high voltage circuit breaker under gate-dividing state, be greater than the energy storage oil cylinder higher-pressure region flow that setting value and energy storage oil cylinder higher-pressure region flow sensor 2 record and be greater than zero when the energy storage oil cylinder higher-pressure region pressure that energy storage oil cylinder higher-pressure region pressure transducer 1 records reduces speed, simultaneously, the divide-shut brake one-step valve flowline flow that divide-shut brake one-step valve flowline flow sensor 4 records is zero, before the combined floodgate that before closing a floodgate, step valve flowline flow sensor 5 records, step valve flowline flow is greater than zero, before the separating brake that before separating brake, step valve flowline flow sensor 6 records, step valve flowline mouth flow is 1 o'clock, flush bonding processor 9 sends signal to computer monitoring system of transformer substation 10, before being closed a floodgate, computer monitoring system of transformer substation 10 promptings let out in step valve.
7, at hydraulic operating mechanism of high voltage circuit breaker under gate-dividing state, be greater than the energy storage oil cylinder higher-pressure region flow that setting value and energy storage oil cylinder higher-pressure region flow sensor 2 record and be greater than zero when the energy storage oil cylinder higher-pressure region pressure that energy storage oil cylinder higher-pressure region pressure transducer 1 records reduces speed, simultaneously, divide-shut brake one-step valve flowline flow sensor 4, the divide-shut brake one-step valve flowline flow that before closing a floodgate, before step valve flowline flow sensor 5 and separating brake, step valve flowline flow sensor 6 records is greater than zero, before closing a floodgate, step valve flowline flow is zero, before separating brake, step valve flowline flow is 1 o'clock, flush bonding processor 9 sends signal to computer monitoring system of transformer substation 10, computer monitoring system of transformer substation 10 is pointed out in divide-shut brake one-step valve to be let out.
The content that instructions is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (2)
1. an isolating switch hydraulic actuating mechanism on-Line Monitor Device, it comprises computer monitoring system of transformer substation (10), it is characterized in that: it also comprises analog signal conditioner circuit (7), analog to digital converter (8), flush bonding processor (9), be arranged on energy storage oil cylinder higher-pressure region pressure transducer (1) and energy storage oil cylinder higher-pressure region flow sensor (2) on energy storage oil cylinder higher-pressure region (11) casing wall of isolating switch hydraulic actuating mechanism, be arranged on divide-shut brake one-step valve flowline pressure transducer (3) and divide-shut brake one-step valve flowline flow sensor (4) on divide-shut brake one-step valve flowline (12) tube wall of isolating switch hydraulic actuating mechanism, be arranged on before the combined floodgate of isolating switch hydraulic actuating mechanism step valve flowline flow sensor (5) before the combined floodgate on step valve flowline (13) tube wall, be arranged on before the separating brake of isolating switch hydraulic actuating mechanism step valve flowline flow sensor (6) before the separating brake on step valve flowline (14) tube wall, wherein, described energy storage oil cylinder higher-pressure region pressure transducer (1), energy storage oil cylinder higher-pressure region flow sensor (2), divide-shut brake one-step valve flowline pressure transducer (3), divide-shut brake one-step valve flowline flow sensor (4), before closing a floodgate, step valve flowline flow sensor (5) is all connected with the signal input part of analog signal conditioner circuit (7) with the signal output part of step valve flowline flow sensor (6) before separating brake, the signal output part of analog signal conditioner circuit (7) connects the signal input part of flush bonding processor (9) by analog to digital converter (8), the communication ends of described flush bonding processor (9) connects the communication ends of computer monitoring system of transformer substation (10).
2. isolating switch hydraulic actuating mechanism on-Line Monitor Device according to claim 1, is characterized in that: before described energy storage oil cylinder higher-pressure region pressure transducer (1), energy storage oil cylinder higher-pressure region flow sensor (2), divide-shut brake one-step valve flowline pressure transducer (3), divide-shut brake one-step valve flowline flow sensor (4), close a floodgate front step valve flowline flow sensor (5) and separating brake, step valve flowline flow sensor (6) is non-contact type ultrasonic sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320824576.0U CN203643147U (en) | 2013-12-13 | 2013-12-13 | On-line monitoring device for hydraulic operation mechanism of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320824576.0U CN203643147U (en) | 2013-12-13 | 2013-12-13 | On-line monitoring device for hydraulic operation mechanism of breaker |
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| Publication Number | Publication Date |
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| CN203643147U true CN203643147U (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320824576.0U Expired - Lifetime CN203643147U (en) | 2013-12-13 | 2013-12-13 | On-line monitoring device for hydraulic operation mechanism of breaker |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104156541A (en) * | 2014-08-26 | 2014-11-19 | 武汉大学 | Simulation platform system and method of hydraulic operating mechanism for ultra-high-voltage circuit breaker |
| CN104966641A (en) * | 2015-06-15 | 2015-10-07 | 深圳供电局有限公司 | Hydraulic spring operating mechanism and high-voltage circuit breaker |
| CN107831436A (en) * | 2017-12-13 | 2018-03-23 | 湖南长高高压开关有限公司 | A kind of folding-jib disconnecting switch divide-shut brake monitoring device and method in place |
| CN110836749A (en) * | 2019-11-28 | 2020-02-25 | 西安交通大学 | Remote monitoring system for leakage state of hydraulic operating mechanism |
| CN112611964A (en) * | 2018-05-11 | 2021-04-06 | 广东电网有限责任公司 | Device and method for acquiring refusing-action prevention data of circuit breaker of hydraulic operating mechanism |
-
2013
- 2013-12-13 CN CN201320824576.0U patent/CN203643147U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104156541A (en) * | 2014-08-26 | 2014-11-19 | 武汉大学 | Simulation platform system and method of hydraulic operating mechanism for ultra-high-voltage circuit breaker |
| CN104156541B (en) * | 2014-08-26 | 2018-02-02 | 武汉大学 | A kind of emulation platform system and method for breaker in extra high voltage hydraulic actuating mechanism |
| CN104966641A (en) * | 2015-06-15 | 2015-10-07 | 深圳供电局有限公司 | Hydraulic spring operating mechanism and high-voltage circuit breaker |
| CN107831436A (en) * | 2017-12-13 | 2018-03-23 | 湖南长高高压开关有限公司 | A kind of folding-jib disconnecting switch divide-shut brake monitoring device and method in place |
| CN107831436B (en) * | 2017-12-13 | 2023-05-12 | 湖南长高高压开关有限公司 | Folding arm type disconnecting switch opening and closing in-place monitoring device and method |
| CN112611964A (en) * | 2018-05-11 | 2021-04-06 | 广东电网有限责任公司 | Device and method for acquiring refusing-action prevention data of circuit breaker of hydraulic operating mechanism |
| CN110836749A (en) * | 2019-11-28 | 2020-02-25 | 西安交通大学 | Remote monitoring system for leakage state of hydraulic operating mechanism |
| CN110836749B (en) * | 2019-11-28 | 2021-01-15 | 西安交通大学 | Remote monitoring system for leakage state of hydraulic operating mechanism |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |