CN205333804U - Experimental monitoring device of high voltage circuit breaker mechanical durability - Google Patents
Experimental monitoring device of high voltage circuit breaker mechanical durability Download PDFInfo
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- CN205333804U CN205333804U CN201521075931.4U CN201521075931U CN205333804U CN 205333804 U CN205333804 U CN 205333804U CN 201521075931 U CN201521075931 U CN 201521075931U CN 205333804 U CN205333804 U CN 205333804U
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Abstract
The utility model provides a can realize the experimental monitoring device of high voltage circuit breaker mechanical durability of real -time synchronization monitoring, including resistive voltage divider module, AD sampling module, level conversion module, division income module, host system, incident record module, wave form storage module and man -machine interaction module, the input of resistive voltage divider module links to each other with the separating brake power of mechanical durability tester, combined floodgate power and dynamo power supply, level conversion module's input links to each other with high voltage circuit breaker's fracture return circuit, separating brake return circuit and combined floodgate return circuit, man -machine interaction module's output links to each other with the host computer, the input of AD sampling module link to each other with the resistive voltage divider module, the input of opening the module links to each other with level conversion module, host system's input and AD sampling module link to each other respectively with the output of opening the module, host system's output links to each other host system and incident record module and the two -way interconnect of wave form storage module with the man -machine interaction module input.
Description
Technical field
This utility model relates to power high voltage switching technique field, is specially primary cut-out mechanical endurance test supervising device。
Background technology
In the breaker reliability international survey of IEEE switchgear technical committee tissue, operating mechanism fault is to cause the main cause of circuit breaker failure。In recent decades, although the level of production and the manufacturing process of China's electric equipment products all increase, but breaker mechanical life-span, operating reliability and performance and overseas enterprise also have a certain distance。
Mechanical endurance test is as an important tests of chopper type approval test, and owing to test period is longer, in process of the test, tester can not monitor tested chopper constantly；And current existing life test equipment, only support the output of operational order, do not support the control function of operating result, therefore it there will be chopper and is not carried out a deciliter action, and life test equipment still ceaselessly records the situation of number of times in life-span；And cannot realize monitoring each chopper divide, the tank voltage of closing operation voltage and motor, and these detailed tests each movement time can be recorded perform parameters, thus causing that result of the test is inaccurate, chopper life-span insecure serious problems。
Summary of the invention
For problems of the prior art, this utility model provides one to be capable of real-time monitoring, and the implementation status that the operation voltage of testing equipment output is corresponding with chopper can be synchronized monitoring in real time, primary cut-out mechanical endurance test supervising device。
This utility model is to be achieved through the following technical solutions:
Primary cut-out mechanical endurance test supervising device, including electric resistance partial pressure module, A/D sampling module, level switch module, leaves into module, main control module, event logging module, waveform memory module and human-computer interaction module；The input of described electric resistance partial pressure module is connected with the separating brake power supply of tester mechanical life, power switch and motor power；The input of described level switch module is connected with the fracture loop of primary cut-out, sub-gate circuit and closing circuit；The outfan of described human-computer interaction module is connected with host computer；The input of described A/D sampling module is connected with electric resistance partial pressure module, open the input into module to be connected with level switch module, the input of main control module and A/D sampling module and drive the outfan into module and be respectively connected with, the outfan of main control module is connected with human-computer interaction module input, and main control module is connected with event logging module and waveform memory module two-way interactive。
Preferably, electric resistance partial pressure module is for exporting, by tester mechanical life of chopper, the low voltage being converted into A/D sampling module identification to the separating brake voltage of chopper, switching voltage and electric moter voltage。
Preferably, level switch module is for opening, by being converted into from the fracture state of primary cut-out, gate-dividing state and "on" position, the voltage level signal being capable of identify that into module。
Preferably, main control module judges from A/D sampling module for real-time and open the separating brake voltage, switching voltage, electric moter voltage, fracture state, gate-dividing state and the "on" position that send over into module, send the content of action and time to event logging module after recorded criterion, the real time data of voltage is sent to waveform memory module。
Further, separating brake voltage and switching voltage are carried out real-time monitoring by main control module, when mechanical life, tester exported separating brake or combined floodgate order, by monitoring separating brake voltage and switching voltage, main control module occurs that one by more than half magnitude of voltage saltus step of 0V to load voltage value, with this saltus step start-up criterion as a separating brake or feed motion, start separating brake voltage or switching voltage are carried out Waveform storage。
Further, electric moter voltage is carried out real-time monitoring by main control module, when chopper carries out an energy storage, by monitoring electric moter voltage, main control module occurs that one by more than half magnitude of voltage saltus step of 0V to load voltage value, with this saltus step start-up criterion as a thermal energy storage process, start electric moter voltage is carried out Waveform storage。
Further, fracture state, gate-dividing state and "on" position are carried out real-time monitoring by main control module, when the change of 0 to 1 or 1 to 0 occurs in state, the source of this change and time are sent to event logging module and with the record of the form order of daily record and preserve；Described fracture loop, source, sub-gate circuit or closing circuit。
Preferably, event logging module is for receiving the action message of main control module, and is saved in the storage chip of device, the logout reading order of simultaneous events logging modle response main control module, the historical data being saved in storage chip is read out。
Preferably, waveform memory module is for receiving the Wave data of main control module, and is saved in the storage chip of device, and the Wave data of the main control module of waveform memory module response simultaneously reads order, by the history waveform display that is saved in storage chip out。
Preferably, human-computer interaction module reads order for event and the Wave data of real-time response host computer。
Compared with prior art, this utility model has following useful technique effect:
Every voltage that mechanical life, tester controlled is carried out the conversion of signal by electric resistance partial pressure module by this utility model, level switch module is utilized to realize the parameter of the various action of primary cut-out is carried out signal conversion, and be pooled in main control module carry out unified basic criterion and storage by corresponding signals collecting input module simultaneously, from test and tested two angles, test is monitored, ensure the actual signal of primary cut-out and the real-time monitoring of actual execution action, can effectively monitor each operating process of life test, prevent censorship personnel in test way significant interruption when not found by testing crew and testing equipment from operating；When operation voltage and the electric moter voltage of real-time monitoring operation every time, it is possible to finding the electric voltage exception because life test equipment or tested circuit breaker failure cause timely, the life test for chopper provides reliable and detailed data support；It is obtained in that the separating brake of tested chopper, combined floodgate and motor energy storage time by the event log recorded, facilitate chopper manufacturer and testing agency that the performance of the whole process of chopper life test is analyzed, reduce labor intensity, improve reliability and the accuracy of test, strong operability。
Accompanying drawing explanation
Fig. 1 is principle modules schematic diagram of the present utility model。
Fig. 2 is practical application connection figure of the present utility model。
Fig. 3 is the connection diagram of the device described in this utility model example and host computer。
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in further detail, described in be to explanation of the present utility model rather than restriction。
This utility model provides primary cut-out mechanical endurance test supervising device, as it is shown in figure 1, it includes electric resistance partial pressure module, A/D sampling module, level switch module, opens into module, main control module, event logging module, waveform memory module and human-computer interaction module。Its connected mode is: the separating brake power supply of the input of electric resistance partial pressure module and life-span tester, power switch is connected with motor power, the input of level switch module and the fracture of chopper, sub-gate circuit is connected with closing circuit, the outfan of human-computer interaction module is connected with host computer, the input of A/D sampling module is connected with electric resistance partial pressure module, open the input into module to be connected with level switch module, the input of main control module and A/D sampling module and opening is connected into module, the outfan of main control module is connected with human-computer interaction module, main control module and event logging module and waveform memory module two-way interactive。
Its operation principle is: breaker mechanical life-span tester is exported the low voltage turning to A/D sampling module identification to the separating brake voltage of chopper, switching voltage and electric moter voltage by electric resistance partial pressure module；The level switch module fracture state of self-blocking device, gate-dividing state and "on" position in the future are converted into and open into the discernible voltage level signal of module；Separating brake voltage and switching voltage are carried out real-time monitoring by main control module, when mechanical life, tester exported separating brake or combined floodgate order, by monitoring separating brake voltage and switching voltage, main control module occurs that one by more than half magnitude of voltage saltus step of 0V to load voltage value, main control module sends Waveform storage order to waveform memory module, and waveform memory module starts separating brake voltage or switching voltage are carried out waveform recording and stored to storage chip；Electric moter voltage is carried out real-time monitoring by main control module, when chopper carries out an energy storage, by monitoring electric moter voltage, main control module occurs that one by more than half magnitude of voltage saltus step of 0V to load voltage value, main control module sends electric moter voltage storage order to waveform memory module, and waveform memory module starts electric moter voltage is carried out waveform recording and stores to storage chip；Fracture state, gate-dividing state and "on" position are carried out real-time monitoring by main control module simultaneously, when there is the change of 0 to 1 or 1 to 0 in state, the source (fracture, separating brake or combined floodgate) of this change and time are sent to event logging module, event logging module receive these action messages after recording and being saved in storage chip with the form of daily record order；When tester needs checking monitoring data, the event that respond host computer real-time by human-computer interaction module and Wave data read order。
Primary cut-out mechanical endurance test supervising device and tester and the connection of primary cut-out mechanical life, as shown in Figure 2, primary cut-out mechanical endurance test supervising device gathers separating brake voltage, switching voltage, electric moter voltage, gate-dividing state, "on" position and fracture state and real-time these magnitudes of voltage and quantity of state carries out saltus step judgement, and these information is stored in a device。
The connection of mechanical characteristic of high-voltage circuit breaker life test supervising device and host computer, as shown in Figure 3, primary cut-out mechanical endurance test supervising device receives, by ICP/IP protocol, the event analyzing software in host computer and Wave data reads order, then the event being saved in device internal memory chip and Wave data are sent to host computer, it is simple to the process of whole life test is analyzed。
Above content can not limit of the present utility model being embodied as and only be defined in these explanations; for this utility model person of ordinary skill in the field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as protection domain of the present utility model。
Claims (7)
1. primary cut-out mechanical endurance test supervising device, it is characterised in that: include electric resistance partial pressure module, A/D sampling module, level switch module, open into module, main control module, event logging module, waveform memory module and human-computer interaction module；
The input of described electric resistance partial pressure module is connected with the separating brake power supply of tester mechanical life, power switch and motor power；
The input of described level switch module is connected with the fracture loop of primary cut-out, sub-gate circuit and closing circuit；
The outfan of described human-computer interaction module is connected with host computer；
The input of described A/D sampling module is connected with electric resistance partial pressure module, open the input into module to be connected with level switch module, the input of main control module and A/D sampling module and drive the outfan into module and be respectively connected with, the outfan of main control module is connected with human-computer interaction module input, and main control module is connected with event logging module and waveform memory module two-way interactive。
2. primary cut-out mechanical endurance test supervising device according to claim 1, it is characterised in that: described electric resistance partial pressure module is for exporting, by tester mechanical life of chopper, the low voltage being converted into A/D sampling module identification to the separating brake voltage of chopper, switching voltage and electric moter voltage。
3. primary cut-out mechanical endurance test supervising device according to claim 1, it is characterised in that: described level switch module is for opening, by being converted into from the fracture state of primary cut-out, gate-dividing state and "on" position, the voltage level signal being capable of identify that into module。
4. primary cut-out mechanical endurance test supervising device according to claim 1, it is characterized in that: described main control module judges from A/D sampling module for real-time and open the separating brake voltage, switching voltage, electric moter voltage, fracture state, gate-dividing state and the "on" position that send over into module, send the content of action and time to event logging module after recorded criterion, the real time data of voltage is sent to waveform memory module。
5. primary cut-out mechanical endurance test supervising device according to claim 1, it is characterized in that: described event logging module is for receiving the action message of main control module, and it is saved in the storage chip of device, the logout reading order of simultaneous events logging modle response main control module, reads out the historical data being saved in storage chip。
6. primary cut-out mechanical endurance test supervising device according to claim 1, it is characterized in that: described waveform memory module is for receiving the Wave data of main control module, and it is saved in the storage chip of device, the Wave data of simultaneously waveform memory module response main control module reads order, by the history waveform display that is saved in storage chip out。
7. primary cut-out mechanical endurance test supervising device according to claim 1, it is characterised in that: described human-computer interaction module reads order for event and the Wave data of real-time response host computer。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521075931.4U CN205333804U (en) | 2015-12-21 | 2015-12-21 | Experimental monitoring device of high voltage circuit breaker mechanical durability |
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| CN201521075931.4U CN205333804U (en) | 2015-12-21 | 2015-12-21 | Experimental monitoring device of high voltage circuit breaker mechanical durability |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109765813A (en) * | 2017-11-09 | 2019-05-17 | 许继电气股份有限公司 | A kind of SCM Based switching mechanism merges control device automatically |
| CN112285544A (en) * | 2020-09-20 | 2021-01-29 | 广东韶钢松山股份有限公司 | Breaker state detection method and device, computer equipment and storage medium |
| CN113110112A (en) * | 2021-05-12 | 2021-07-13 | 南通弘铭机械有限公司 | High-voltage switch running-in semi-physical simulation test system and control method |
-
2015
- 2015-12-21 CN CN201521075931.4U patent/CN205333804U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109765813A (en) * | 2017-11-09 | 2019-05-17 | 许继电气股份有限公司 | A kind of SCM Based switching mechanism merges control device automatically |
| CN112285544A (en) * | 2020-09-20 | 2021-01-29 | 广东韶钢松山股份有限公司 | Breaker state detection method and device, computer equipment and storage medium |
| CN113110112A (en) * | 2021-05-12 | 2021-07-13 | 南通弘铭机械有限公司 | High-voltage switch running-in semi-physical simulation test system and control method |
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