CN105406595A - Split-type intelligent switch for distribution network - Google Patents
Split-type intelligent switch for distribution network Download PDFInfo
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- CN105406595A CN105406595A CN201510839625.1A CN201510839625A CN105406595A CN 105406595 A CN105406595 A CN 105406595A CN 201510839625 A CN201510839625 A CN 201510839625A CN 105406595 A CN105406595 A CN 105406595A
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- Prior art keywords
- range communication
- short range
- communication systems
- intelligent switch
- data acquisition
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- 230000006854 communication Effects 0.000 claims abstract description 78
- 238000004891 communication Methods 0.000 claims abstract description 77
- 239000013307 optical fiber Substances 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000013480 data collection Methods 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00019—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using optical means
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- H02J13/0075—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a split-type intelligent switch for a distribution network. The split-type intelligent switch comprises a controller and a plurality of intelligent switches, wherein each intelligent switch comprises a switch body, a data collection system and a first short-range communication system; and the controller comprises a second short-range communication system, a power supply system, a man-machine interface unit, a protection unit and a telecommunication system. Each data collection system and each first short-range communication system are arranged in each switch body, can independently run and can also be externally connected with the controller; and the controller does not need to be electrically connected with the intelligent switches, and is connected with the intelligent switches by optical fibers or in a wireless manner, and can also control the plurality of intelligent switches, so that the cost is saved; and the split-type intelligent switch can be widely applied as a distribution network switch.
Description
Technical field
The present invention relates to distribution network technology field, be specifically related to split type distribution intelligent switch
.
Background technology
In continuous expansion, but there is the problem of the light application management of heavily scientific and technical innovation in the engineering construction of current domestic intelligent power distribution net, do not play the effect of application in practice; And the infrastructure device of power distribution network management is intelligent switch, intelligent switch refers to that primary equipment is made up of unconventional mutual inductor, isolating switch, earthed switch, circuit breaker, secondary device forms performance element by power electronic technology, Digital Control device and communication interface, the switchgear of a Two-level ensemble; Can realize protection, control, communication function, can independently perform local function, automatic checkout equipment defect pipelines, has remote management mode.
The Switch main body of now intelligent switch and controller all adopt the mode of electrical connection, but electrical fitting is expensive; And controller function is too various, maintenance cost is too high, and volume is excessive, also will prepare power supply PT, and Switch main body needs to be connected one to one, causes high cost with controller.
Summary of the invention
The object of the invention is to provide the built-in control module of a kind of Switch main body can independent operating, also can external controller, controller and Switch main body, without electrical connection, can control the split type distribution intelligent switch of multiple Switch main body.
The present invention is achieved through the following technical solutions: split type distribution intelligent switch, comprise controller and intelligent switch, described intelligent switch comprises Switch main body, data acquisition system and the first short range communication systems, and described controller comprises the second short range communication systems, power-supply system, human-machine interface unit, protected location, distant place communication system; Setting data acquisition system and the first short range communication systems in described Switch main body, described data acquisition system is connected with the first short range communication systems; Described power-supply system is connected with the second short range communication systems, protected location, human-machine interface unit respectively, described second short range communication systems is connected with protected location, described protected location is connected with human-machine interface unit, and described distant place communication system is connected with protected location and human-machine interface unit respectively; First short range communication systems of described intelligent switch is connected by optical fiber communication with the second short range communication systems of controller; Described Switch main body is made up of pole, operating mechanism, current transformer, voltage transformer, manual brake separating mechanism, nodes of locations and peripheral structure; Described current transformer transmission line current signal is to data acquisition system, described voltage transformer transmission voltage signal is to data acquisition system, described voltage transformer provides system works power supply for data acquisition system simultaneously, and described data acquisition system can drive operating mechanism to carry out conjunction point operation; Described data acquisition system comprises Phototube Coupling, AD conversion, AC/DC conversion, CPU, intercommunication, described CPU is changed with Phototube Coupling, AD conversion, AC/DC respectively, intercommunication is connected, and described CPU adopts dsp chip; First short range communication systems of described intelligent switch and the second short range communication systems of controller are also provided with radio receiving transmitting module, by wireless connections; Be provided with ARM chip in the communication system of a described distant place, and be provided with GPRS module, serial communication interface, network communication module.
The present invention is setting data acquisition system and the first short range communication systems in Switch main body, can independent operating also can external controller; Controller and intelligent switch, without the need to being electrically connected, adopting Fiber connection or wireless connections, also can control multiple intelligent switch, cost-saving, make the present invention can be widely used in distribution switch.
Usefulness of the present invention is: 1) Switch main body onboard data acquisition system, makes intelligent switch can independent operating, realizes GPF (General Protection False function after class in the situation without controller; 2) arrange the first short range communication systems in Switch main body, arrange the second short range communication systems in controller, can adopt Fiber connection or wireless connections, connected mode is simple, and cost is low, without electrical connection, stops the injury of being struck by lightning to controller; 3) controller can control multiple intelligent switch, saves system cost, reduces the maintenance of controller; 4) controller is without the need to external PT, can adopt solar energy way to take power, saves system cost; 5) controller function is configurable, and weight reduction reduces volume, function is simplified, is built in intelligent switch, overall power is declined by the general utility functions of controller, and reduction system failure probability, makes controller cost reduce and configuration is convenient.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of intelligent switch of the present invention.
Fig. 2 is the schematic diagram of controller of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
See Fig. 1 to Fig. 2, split type distribution intelligent switch, comprise controller and intelligent switch, described intelligent switch comprises Switch main body, data acquisition system and the first short range communication systems, and described controller comprises the second short range communication systems, power-supply system, human-machine interface unit, protected location, distant place communication system; Setting data acquisition system and the first short range communication systems in described Switch main body, described data acquisition system is connected with the first short range communication systems; Described power-supply system is connected with the second short range communication systems, protected location, human-machine interface unit respectively, described second short range communication systems is connected with protected location, described protected location is connected with human-machine interface unit, and described distant place communication system is connected with protected location and human-machine interface unit respectively; First short range communication systems of described intelligent switch is connected by optical fiber communication with the second short range communication systems of controller; Described Switch main body is made up of pole, operating mechanism, current transformer, voltage transformer, manual brake separating mechanism, nodes of locations and peripheral structure; Described current transformer transmission line current signal is to data acquisition system, described voltage transformer transmission voltage signal is to data acquisition system, described voltage transformer provides system works power supply for data acquisition system simultaneously, and described data acquisition system can drive operating mechanism to carry out conjunction point operation; Described data acquisition system comprises Phototube Coupling, AD conversion, AC/DC conversion, CPU, intercommunication, described CPU is changed with Phototube Coupling, AD conversion, AC/DC respectively, intercommunication is connected, and described CPU adopts dsp chip; First short range communication systems of described intelligent switch and the second short range communication systems of controller are also provided with radio receiving transmitting module, by wireless connections; Be provided with ARM chip in the communication system of a described distant place, and be provided with GPRS module, serial communication interface, network communication module.
In present embodiment, the Main Function of intelligent switch is deciliter control circuit, provides current and voltage signals to intelligent terminal; Switch main body comprises pole, operating mechanism, current transformer, voltage transformer, manual brake separating mechanism, nodes of locations and peripheral structure; The current transformer of Switch main body provides line current signal to data acquisition system, voltage transformer provides voltage signal to data acquisition system, voltage transformer provides system works power supply for data acquisition system simultaneously, and data acquisition system drives operating mechanism to carry out conjunction point operation.
In present embodiment, described data acquisition system adopts the dsp chip being longer than data processing, is digital signal, and carries out stabilization process to position switching signal, be converted to digital signal by analog signal current, voltage transitions; There is provided simple and easy protected location in data acquisition system, this protected location provides one end overcurrent protection for Switch main body; When intelligent switch communicates with controller, simple and easy protected location lost efficacy; During at communication failure or without communication, simple and easy protected location starts; Protected location data acquisition system is communicated with intelligent terminal by short range communication systems.
In present embodiment, arrange in Switch main body in the first short range communication systems and controller and the second short range communication systems is set can adopts Fiber connection or wireless connections; For Fiber connection, the first short range communication systems and the second short range communication systems provide optical fiber interface, intelligent switch can with controller point-to-point communication; For wireless connections, the first short range communication systems and the second short range communication systems provide radio receiving transmitting module, intelligent switch also can with controller point to-point communication, can also with other device be formed networking mechanism.
In present embodiment, controller is provided with the second short range communication systems, and matches with the first short range communication systems of intelligent switch, namely under optical fiber communication mechanism, adopts optical fiber interface; Under radio mechanism connection, possess radio receiving transmitting module, complete with the signal of switch mutual.
In present embodiment, controller protected location extracts the data that the second short range communication systems receives, and in conjunction with current route protection function setting, completes route protection and calculates judgement; Protected location provides protected data for human-machine interface unit, and accepts the setting of man-machine protective device for defencive function.A corresponding intelligent switch of protected location, can contain multiple protected location in each controller.
In present embodiment, the human-machine interface unit of controller extracts electric current, voltage data from the second short range communication systems and protected location, nodes of locations information, protection operational data; Protection operation result is sent to intelligent switch by the second short range communication systems, and other information are shown by man-machine interface; Human-machine interface unit provides switch local operation button simultaneously, and attendant can utilize local operation button to carry out conjunction point operation to intelligent switch.
In present embodiment, distant place communication system receives data from human-machine interface unit, and data through protocol conversion process; Square tube communication system selects the ARM chip being longer than communication process, and provides three kinds of interfaces: GPRS module, network communication module Ethernet interface, serial communication interface 485/232 interface.
In present embodiment, the power-supply system of controller is responsible for whole controller provides power supply, and its power supply method of supplying has two kinds: solar powered mode, interior electric method of supplying of standing, and power-supply system has the power supply use in support of storage battery or super capacitor.
Protection scope of the present invention includes but not limited to above execution mode, and protection scope of the present invention is as the criterion with claims, and any replacement that those skilled in the art will find apparent that, distortion, improvement made this technology all falls into protection scope of the present invention.
Claims (5)
1. split type distribution intelligent switch, comprise controller and intelligent switch, it is characterized in that: described intelligent switch comprises Switch main body, data acquisition system and the first short range communication systems, described controller comprises the second short range communication systems, power-supply system, human-machine interface unit, protected location, distant place communication system; Setting data acquisition system and the first short range communication systems in described Switch main body, described data acquisition system is connected with the first short range communication systems; Described power-supply system is connected with the second short range communication systems, protected location, human-machine interface unit respectively, described second short range communication systems is connected with protected location, described protected location is connected with human-machine interface unit, and described distant place communication system is connected with protected location and human-machine interface unit respectively; First short range communication systems of described intelligent switch is connected by optical fiber communication with the second short range communication systems of controller.
2. split type distribution intelligent switch according to claim 1, is characterized in that: described Switch main body is made up of pole, operating mechanism, current transformer, voltage transformer, manual brake separating mechanism, nodes of locations and peripheral structure; Described current transformer transmission line current signal is to data acquisition system, described voltage transformer transmission voltage signal is to data acquisition system, described voltage transformer provides system works power supply for data acquisition system simultaneously, and described data acquisition system can drive operating mechanism to carry out conjunction point operation.
3. split type distribution intelligent switch according to claim 1, it is characterized in that: described data acquisition system comprises Phototube Coupling, AD conversion, AC/DC conversion, CPU, intercommunication, described CPU is changed with Phototube Coupling, AD conversion, AC/DC respectively, intercommunication is connected, and described CPU adopts dsp chip.
4. split type distribution intelligent switch according to claim 1, is characterized in that: the first short range communication systems of described intelligent switch and the second short range communication systems of controller are also provided with radio receiving transmitting module, by wireless connections.
5. split type distribution intelligent switch according to claim 1, is characterized in that: be provided with ARM chip in the communication system of a described distant place, and be provided with GPRS module, serial communication interface, network communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510839625.1A CN105406595A (en) | 2015-11-27 | 2015-11-27 | Split-type intelligent switch for distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510839625.1A CN105406595A (en) | 2015-11-27 | 2015-11-27 | Split-type intelligent switch for distribution network |
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| Publication Number | Publication Date |
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| CN105406595A true CN105406595A (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510839625.1A Pending CN105406595A (en) | 2015-11-27 | 2015-11-27 | Split-type intelligent switch for distribution network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088701A (en) * | 2016-07-18 | 2016-11-09 | 中国电力科学研究院 | A kind of 35kV assembled intelligent substation building method |
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| US20030229405A1 (en) * | 2002-06-06 | 2003-12-11 | Masashi Sugihara | Power distribution panel switch gear and a monitoring and control system having a distribution panel switch gear |
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| CN201438645U (en) * | 2009-07-22 | 2010-04-14 | 天津市电力公司 | Standby-power automatic switching device for digital transformer station |
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| CN202183639U (en) * | 2011-08-29 | 2012-04-04 | 平阳电力有限责任公司 | Intelligent switch and fault isolation system of power distribution network line |
| CN104485645A (en) * | 2014-12-31 | 2015-04-01 | 南宏电力科技有限公司 | Microcomputer relay protection method and device adopted on switch cabinet with load switch |
| CN104715964A (en) * | 2015-03-30 | 2015-06-17 | 浙江华仪电器科技有限公司 | Monopole vacuum circuit breaker |
-
2015
- 2015-11-27 CN CN201510839625.1A patent/CN105406595A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030229405A1 (en) * | 2002-06-06 | 2003-12-11 | Masashi Sugihara | Power distribution panel switch gear and a monitoring and control system having a distribution panel switch gear |
| CN201256306Y (en) * | 2008-09-27 | 2009-06-10 | 北京诚骋成科技发展有限公司 | Intelligent control protection system for high voltage switch |
| CN201438645U (en) * | 2009-07-22 | 2010-04-14 | 天津市电力公司 | Standby-power automatic switching device for digital transformer station |
| CN201655658U (en) * | 2010-04-16 | 2010-11-24 | 北京华电瑞通电力工程技术有限公司 | Vacuum load switch |
| CN202183639U (en) * | 2011-08-29 | 2012-04-04 | 平阳电力有限责任公司 | Intelligent switch and fault isolation system of power distribution network line |
| CN104485645A (en) * | 2014-12-31 | 2015-04-01 | 南宏电力科技有限公司 | Microcomputer relay protection method and device adopted on switch cabinet with load switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106088701A (en) * | 2016-07-18 | 2016-11-09 | 中国电力科学研究院 | A kind of 35kV assembled intelligent substation building method |
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Application publication date: 20160316 |
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