CN103066550B - Low voltage switch decompression reclosure control power transmission detection method and device - Google Patents
Low voltage switch decompression reclosure control power transmission detection method and device Download PDFInfo
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- CN103066550B CN103066550B CN201210562255.8A CN201210562255A CN103066550B CN 103066550 B CN103066550 B CN 103066550B CN 201210562255 A CN201210562255 A CN 201210562255A CN 103066550 B CN103066550 B CN 103066550B
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- 230000006837 decompression Effects 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 title claims abstract description 15
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 230000005611 electricity Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The present invention relates to a kind of control power transmission detection method and device, in particular to a kind of low voltage switch decompression reclosure control power transmission detection method and device, comprise casing, casing internal arranges single-chip microcomputer, single-chip microcomputer connection bus voltage input signal module, control keyboard input module, DI module, display module and relay output module, described control keyboard input module is connected with the button being arranged on casing front, display module connects the LCD display in casing front, button is arranged on below LCD display, the casing back side is provided with binding post, binding post and busbar voltage input signal module, DI module is corresponding with relay output module.The present invention is in point position state by detecting reclosing controller power supply and busbar voltage input signal decompression and controlled low tension switch carries out reclosing, delay time automatic closing can be set control, reduce the labour intensity of staff, improve the reliability of power supply.
Description
Technical field
The present invention relates to a kind of control power transmission detection method and device, particularly a kind of low voltage switch decompression reclosure control power transmission detection method and device.
Background technology
Due to the safety problem of electrical network, transformer drop into time all require by its with load disconnect, therefore low-voltage side outlet switch all has power loss tripping function, as long as low-voltage bus bar instantaneous loss of pressure, all outlet switchs all disconnect, when inlet wire breaks down successful reclosing, the low-pressure line-outgoing of system all disconnects due to circuit instantaneous loss of pressure, the each switchgear house of staff is needed when restoring electricity, every bar outlet power transmission one by one, the local rear full recovery that once has a power failure is powered the time approximately need consumed and reach 2-3 hour, while adding the labour intensity of staff, extend interruption duration, reduce power supply reliability.
Summary of the invention
According to above the deficiencies in the prior art, the technical problem to be solved in the present invention is: provide one to overcome above-mentioned defect, working strength is low, interruption duration is short, low voltage switch decompression reclosure control power transmission detection method that reliability is high and device.
The technical solution adopted for the present invention to solve the technical problems is:
Described low voltage switch decompression reclosure control power transmission detection method, is characterized in that: the state being in point position by detecting reclosing control device power supply and busbar voltage input signal decompression and controlled low tension switch carries out reclosing control;
Concrete steps are:
Step 1: by low tension switch decompression reclosing control device place in circuit, detects reclosing controller power supply;
Step 2: controller directly from low-voltage bus bar power taking source signal, bus restore electricity or inlet wire break down successful reclosing time, detect busbar voltage;
Step 3: detect busbar voltage normal after start timing, after arriving setting-up time, detect circuit breaker and be in open position, handcart is in " work " position, controller output closing pulse signal.
Described low voltage switch decompression reclosure control power transmission device, comprise casing, casing internal arranges single-chip microcomputer, single-chip microcomputer connection bus voltage input signal module, control keyboard input module, DI module, display module and relay output module, described control keyboard input module is connected with the button being arranged on casing front, display module connects the LCD display in casing front, button is arranged on below LCD display, the casing back side is provided with binding post, and binding post is corresponding with busbar voltage input signal module, DI module and relay output module.
Described casing adopts plastic casing, lightweight, cost is low, good insulating, and adopt single-chip microcomputer, economy is high, antijamming capability is strong, fast operation, pad are few, function diversification; Arranging 2 switch input variable DI can real time monitoring handcart position and circuit-breaker status, running status, handcart position and circuit-breaker status can be shown in real time by LCD, can also arrange various instrument parameter, power down also can not be lost, and has higher reliability, fail safe and practicality; Low tension switch decompression reclosing controller has time delay coincidence function, and delay time can set with button, and is shown by LCD screen.
Described binding post U1, U2 with U3 is respectively by being connected A phase voltage L1 line after fuse, B phase voltage L2 line and C phase voltage L3 line, binding post UN connects N line, binding post N connects N line, binding post L is by connecting C phase voltage L3 after fuse, binding post PE ground connection, DI common port COM port is accessed after binding post DI1 connecting breaker, binding post DI2 accesses DI common port COM port after connecting handcart position, relay output end binding post DOI-1 connects N line after dropping into/exit switch access closing coil, relay output end binding post DOI-2 is by accessing C phase voltage L3 line after resistance.After access way circuit, after switchgear house low tension switch decompression, again can reclosing after incoming call, reduce the labour intensity of staff, shorten interruption duration, improve the reliability of power supply.
Described single-chip microcomputer adopts C8051F340.C8051F340 device is fully-integrated mixed signal SOC (system on a chip) type MCU, and the speed of service is fast, and debugging is convenient, and cost is low, the construction cycle is short.
Louvre is provided with above described casing He below casing.Casing top and bottom respectively arrange louvre, ensure scattering and disappearing of working heat Time Controller heat, increase work efficiency, increase the service life.
Described button has F1, F2, F3 and F4 tetra-buttons.By arranging button, controller being entered, exiting, be shifted, the input of the function such as confirmation.
The beneficial effect that the present invention has is: described low voltage switch decompression reclosure control power transmission detection method and apparatus housing adopt plastic casing, lightweight, cost is low, good insulating; Single-chip microcomputer adopts C8051F340, the speed of service is fast, debugging is convenient, cost is low, the construction cycle is short, can real time monitoring handcart position and circuit-breaker status by arranging 2 switch input variable DI, running status, handcart position and circuit-breaker status can be shown in real time by LCD, various instrument parameter can also be set, power down also can not be lost, and has higher reliability, fail safe and practicality; Casing top and bottom respectively arrange louvre, ensure scattering and disappearing of working heat Time Controller heat, increase work efficiency, increase the service life.The present invention can carry out automatic closing control, and setting delay time, reduces the labour intensity of staff, improve the reliability of power supply, the effective guarantee reliable electricity consumption of resident.
Accompanying drawing explanation
Fig. 1 is structural principle schematic diagram of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is rearview of the present invention;
Fig. 4 is circuit connection diagram of the present invention.
Wherein: 1, casing 2, LCD display 3, button 4, binding post 5, closing coil 6, circuit breaker 7, handcart position 8, drop into/exit switch.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described further:
Low voltage switch decompression reclosure control power transmission detection method, the state being in point position by detecting reclosing controller power supply and busbar voltage input signal decompression and controlled low tension switch carries out reclosing control;
Concrete steps are:
Step 1: by low tension switch decompression reclosing control device place in circuit, detects reclosing controller power supply;
Step 2: controller directly from low-voltage bus bar power taking source signal, bus restore electricity or inlet wire break down successful reclosing time, detect busbar voltage;
Step 3: detect busbar voltage normal after start timing, after arriving setting-up time, detect circuit breaker and be in open position, handcart is in " work " position, controller output closing pulse signal.
As Figure 1-3, low voltage switch decompression reclosure control power transmission device, comprise casing 1, casing 1 inside arranges single-chip microcomputer, single-chip microcomputer connection bus voltage input signal module, control keyboard input module, DI module, display module and relay output module, described control keyboard input module is corresponding with the button 3 being arranged on casing front, display module connects the LCD display 2 in casing front, button 3 is arranged on below LCD display 2, the casing back side is provided with binding post 4, binding post 4 and busbar voltage input signal module, DI module is corresponding with relay output module.
As shown in Figure 4, described binding post U1, U2 with U3 is respectively by being connected A phase voltage L1 line after fuse, B phase voltage L2 line and C phase voltage L3 line, binding post UN connects N line, binding post N connects N line, binding post L is by connecting C phase voltage L3 after fuse, binding post PE ground connection, access DI common port COM port after binding post DI1 connecting breaker 6, binding post DI2 accesses DI common port COM port after connecting handcart position 7, relay output end binding post DOI-1 connects N line after dropping into/exit switch access closing coil 5, relay output end binding post DOI-2 is by accessing C phase voltage L3 line after resistance.
Described single-chip microcomputer adopts C8051F340, and casing 1 is provided with louvre above and below casing 1, and button 3 has F1, F2, F3 and F4 tetra-buttons.
Operation principle and use procedure:
During use, first by button F1-F4, combined floodgate delay time, pulse delay time etc. are set, then by controller place in circuit, controller directly from low-voltage bus bar power taking source signal, bus restore electricity or inlet wire break down successful reclosing time, controller is by detecting busbar voltage, after voltage is normal, start timing, after arriving setting-up time, and detection circuit breaker is in open position, handcart is in " work " position, controller exports closing pulse signal.If when " closing " state that circuit breaker is in or handcart are in " test " "off" position, all do not export closing pulse model.Controller no longer exports closing pulse signal afterwards, until bus loss of pressure detected next time, restarts timing.Simultaneously, set combined floodgate delay time, combined floodgate time delay timing, circuit-breaker status, handcart position, combined floodgate output state can be shown by LCD, realize human-computer dialogue, for ensureing Electrical Safety, switching signal loop must be accessed and drop into/exit switch, needs switch to be set as exit status when being in line maintenance.
Claims (1)
1. a low voltage switch decompression reclosure control power transmission detection method, is characterized in that: the state being in point position by detecting reclosing control device power supply and busbar voltage input signal decompression and controlled low tension switch carries out reclosing control;
Concrete steps are:
Step 1: by low tension switch decompression reclosing control device place in circuit, detects reclosing controller power supply;
Step 2: controller directly from low-voltage bus bar power taking source signal, bus restore electricity or inlet wire break down successful reclosing time, detect busbar voltage;
Step 3: detect busbar voltage normal after start timing, after arriving setting-up time, detect circuit breaker and be in open position, handcart is in " work " position, controller output closing pulse signal;
Described low voltage switch decompression reclosure control power transmission device, comprise casing (1), casing (1) inside arranges single-chip microcomputer, single-chip microcomputer connection bus voltage input signal module, control keyboard input module, DI module, display module and relay output module, described control keyboard input module is connected with the button (3) being arranged on casing front, display module connects the LCD display (2) in casing front, button (3) is arranged on below LCD display (2), the casing back side is provided with binding post (4), binding post (4) and busbar voltage input signal module, DI module is corresponding with relay output module,
Described binding post U1, U2 with U3 is respectively by being connected A phase voltage L1 line after fuse, B phase voltage L2 line and C phase voltage L3 line, binding post UN connects N line, binding post N connects N line, binding post L is by connecting C phase voltage L3 after fuse, binding post PE ground connection, binding post DI1 connecting breaker (6) accesses DI common port COM port afterwards, binding post DI2 connects handcart position (7) and accesses DI common port COM port afterwards, relay output end binding post DOI-1 connects N line after dropping into/exit switch access closing coil (5), relay output end binding post DOI-2 is by accessing C phase voltage L3 line after resistance,
Described single-chip microcomputer adopts C8051F340; Described casing (1) is provided with louvre above and below casing (1); Described button (3) has F1, F2, F3 and F4 tetra-buttons.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210562255.8A CN103066550B (en) | 2012-12-21 | 2012-12-21 | Low voltage switch decompression reclosure control power transmission detection method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210562255.8A CN103066550B (en) | 2012-12-21 | 2012-12-21 | Low voltage switch decompression reclosure control power transmission detection method and device |
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| CN103066550A CN103066550A (en) | 2013-04-24 |
| CN103066550B true CN103066550B (en) | 2016-04-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105759694A (en) * | 2016-04-22 | 2016-07-13 | 金陵科技学院 | Low voltage intelligent circuit breaking controller, and control method thereof |
| CN112886531A (en) * | 2021-02-07 | 2021-06-01 | 鄂尔多斯市嵘泰电力工程建设有限公司 | Controller for fee-controlled electric meter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2805177Y (en) * | 2005-06-27 | 2006-08-09 | 深圳市深泰明科技有限公司 | Low voltage c power cabinet used in intelligent transformer substation, and intelligent controller therefor |
| CN201146380Y (en) * | 2008-01-18 | 2008-11-05 | 汪正科 | Protective equipment for decompression, phase-off and self-switchover |
| CN101447660A (en) * | 2007-11-28 | 2009-06-03 | 上海精益电器厂有限公司 | Automatic reclosing controller of general low-voltage circuit breaker |
| CN201937341U (en) * | 2011-03-09 | 2011-08-17 | 中国石油化工集团公司 | Non-voltage recovery device of remote monitoring type distribution room |
| CN203119436U (en) * | 2012-12-21 | 2013-08-07 | 山东电力集团公司淄博供电公司 | Power restoration device controlling reclosure of low-voltage switch in voltage loss |
-
2012
- 2012-12-21 CN CN201210562255.8A patent/CN103066550B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2805177Y (en) * | 2005-06-27 | 2006-08-09 | 深圳市深泰明科技有限公司 | Low voltage c power cabinet used in intelligent transformer substation, and intelligent controller therefor |
| CN101447660A (en) * | 2007-11-28 | 2009-06-03 | 上海精益电器厂有限公司 | Automatic reclosing controller of general low-voltage circuit breaker |
| CN201146380Y (en) * | 2008-01-18 | 2008-11-05 | 汪正科 | Protective equipment for decompression, phase-off and self-switchover |
| CN201937341U (en) * | 2011-03-09 | 2011-08-17 | 中国石油化工集团公司 | Non-voltage recovery device of remote monitoring type distribution room |
| CN203119436U (en) * | 2012-12-21 | 2013-08-07 | 山东电力集团公司淄博供电公司 | Power restoration device controlling reclosure of low-voltage switch in voltage loss |
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| CN103066550A (en) | 2013-04-24 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 255000, 100 meters north of Beijing road and Unicom Road, Zibo, Shandong Applicant after: Zibo Power Supply Company of State Grid Shandong Province Electric Power Company Applicant after: Zibo Weite Electric Co., Ltd. Applicant after: State Grid Corporation of China Address before: 255000, 100 meters north of Beijing road and Unicom Road, Zibo, Shandong Applicant before: Zibo Power Supply Company of Shandong Electric Power Corporation Applicant before: Zibo Weite Electric Co., Ltd. Applicant before: State Grid Corporation of China |
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| COR | Change of bibliographic data | ||
| CB03 | Change of inventor or designer information |
Inventor after: Luo Kesheng Inventor after: Wang Suhong Inventor after: Lu Yujun Inventor after: Wu Xiaoming Inventor after: Hou Yongliang Inventor after: Zhou Xuejun Inventor after: Niu Bingzhen Inventor after: Zhang Shibiao Inventor after: Wang Xiaohui Inventor after: Xu Tianxi Inventor after: Hao Quan Inventor after: Li Shuai Inventor after: Yu Yang Inventor after: Zhou Cheng Inventor after: Zhang Shujie Inventor after: Ge Wangquan Inventor after: Wang Jinsheng Inventor after: Zhang Yongmao Inventor after: Geng Yanqing Inventor after: Bai Leihua Inventor after: Lv Yongzhi Inventor before: Wang Jinsheng Inventor before: Bai Leihua Inventor before: Luo Kesheng Inventor before: Chen Aiguo Inventor before: Zhou Xuejun Inventor before: Ge Wangquan Inventor before: Hou Yongliang Inventor before: Wang Suhong Inventor before: Li Yiming Inventor before: He Guojin Inventor before: Song Zengxiang Inventor before: Geng Yanqing Inventor before: Yang Wenqiang Inventor before: Wang Xiang Inventor before: Luo Wenming Inventor before: Wang Yaohai Inventor before: Liu Qiang |
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