CN202260626U - Intelligent power distribution system - Google Patents

Intelligent power distribution system Download PDF

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Publication number
CN202260626U
CN202260626U CN2011203465341U CN201120346534U CN202260626U CN 202260626 U CN202260626 U CN 202260626U CN 2011203465341 U CN2011203465341 U CN 2011203465341U CN 201120346534 U CN201120346534 U CN 201120346534U CN 202260626 U CN202260626 U CN 202260626U
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CN
China
Prior art keywords
distribution system
controller
end processor
circuit breaker
communication mode
Prior art date
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Expired - Fee Related
Application number
CN2011203465341U
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Chinese (zh)
Inventor
吴晓云
赵国栋
王宁
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YANGZHOU SENTAI ELECTRICAL EQUIPMENT CO Ltd
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YANGZHOU SENTAI ELECTRICAL EQUIPMENT CO Ltd
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Priority to CN2011203465341U priority Critical patent/CN202260626U/en
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Publication of CN202260626U publication Critical patent/CN202260626U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S40/00Systems 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
    • Y04S40/12Systems 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
    • Y04S40/124Systems 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
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S40/00Systems 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
    • Y04S40/12Systems 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
    • Y04S40/126Systems 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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  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The utility model relates to an intelligent power distribution system belongs to the electric power system field. The intelligent power distribution system comprises a monitoring mechanism, a circuit breaker and a controller for controlling the switching-on and switching-off of the circuit breaker, wherein the monitoring mechanism comprises a database server, a plurality of C/S client sides and a front-end processor workstation which are mutually connected through a local area network, and the front-end processor workstation can be connected with the controller through a GPRS/CDMA communication mode, a PDA wired/wireless communication mode, an RS232/RS485 communication mode and an optical fiber communication mode. Distribution system can realize distant place centralized monitoring, dispatch and hierarchical management of layering, the operating personnel who replaces distribution system station looks up manual operation such as copying instrument, trouble immediate judgement, excision and record, make electric power distribution system's reliability, security, rapidity, real-time obtain the assurance of quality.

Description

A kind of intelligent distribution system
Technical field
The utility model relates to the electric power network technical field, particularly relates to a kind of intelligent distribution system.
Background technology
Power distribution network is last link of supplying power to the user in generating in the electric power system, power transformation, transmission of electricity, the distribution four big essential links; Because the power industry historical Source of Development, ubiquity following shortcoming on distribution management: the corresponding relation of power distribution station and transformer station and power transformation station track is unclear; The corresponding relation of power consumer and power distribution station is indeterminate; Each power distribution station user's load nature of electricity consumed distribution running status unclear and each power distribution station is unclear; There are contradiction in distribution technique protection and power supply reliability; Technical parameter relies on the artificial behindhand type of gathering etc.; The electricity consumption service data can not in time feed back to distribution management department, causes serious equipment damage accident etc.
Therefore, need a kind of improved intelligent distribution system that solves above-mentioned technical problem.
The utility model content
To the problems referred to above that exist in the prior art; The utility model technical problem to be solved provides a kind of intelligent distribution system; Can realize real-time monitoring, scheduling and the hierarchical management that concentrate in a distant place; Manual operations such as the operating personnel that replaced the distribution system station make an inventory that instrument, fault are judged immediately, excision and record can make reliability, fail safe, rapidity, the real-time of electrical power distribution system obtain the assurance of matter.
The technical scheme that the utility model solves the problems of the technologies described above is following:
A kind of intelligent distribution system comprises monitor control mechanism, a plurality of controller and the circuit breaker that is connected with each controller, and said controller is used to control the combined floodgate and the separating brake action of circuit breaker.Said monitor control mechanism comprises through the interconnective database server of local area network (LAN), a plurality of C/S client, reaches the front end processor work station, and said front end processor work station is connected with said controller through communication apparatus.
Circuit breaker is responsible for the instruction of separating brake and combined floodgate and is carried out, and has to receive the function that control command is carried out action, state feedback.Controller combines with circuit breaker, has the on-the-spot function of monitoring automatically, and controller is accepted the commands for controlling of remote monitoring mechanism; Circuit breaker is carried out action; Controller is also carried out monitoring function, through sampling instrument transformer secondary voltage and current signal, handles through computational analysis; Accomplish various automatically-monitored functions; And have logout, storage and communication function, and, arrive front end processor like data acquisitions such as voltage, electric current, on off states all electricity consumptions on-the-spot electrical quantity and equipment running status; And store in the database server, supply other client user to consult to browse or come to provide the foundation of monitoring to operating personnel according to the real time data of equipment operation.
The described intelligent distribution system of the utility model utilizes advanced electronic technology, mechanics of communication, network technology; Form advanced system with computer; Realize distribution management networked, intelligentized, automation, possess the functions such as judgement, protection and record of control distribution, measurement electrical quantity, the teletransmission of user power utilization operating state, the distant place setting of protection parameter, accident fault.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, the described intelligent distribution system of the utility model also comprises a plurality of interconnective WEB clients of wide area network of passing through, and said C/S client and front end processor work station all insert the described wide area network that includes a plurality of WEB clients.
Adopt the beneficial effect of above-mentioned further scheme to be, can cooperate monitor control mechanism to realize real-time monitoring, scheduling and the hierarchical management that concentrate in a distant place.
Further, said communication apparatus comprises GPRS/CDMA communication apparatus and/or PDA and/or RS232/RS485 communication interface and/or optical-fibre communications equipment.
Adopt the beneficial effect of above-mentioned further scheme to be; The GPRS/CDMA wireless network has high-speed data transmission and permanent online characteristics; Cooperate the rate mode of pressing flow charging, make the application of GPRS/CDMA wireless telecommunications have good superiority of effectiveness, and the basis is dropped into little; Maintenance cost is low, has characteristics such as removable.PDA (Personal Digital Assistant, personal digital assistant, i.e. palmtop PC) has mobility, can realize the on-site supervision function; Utilize RS485/RS232, IP address mode, can realize long-range wire communication.Optical fiber communication has long transmission distance, transmission speed is fast, loss is low, in communication line, can reduce the advantages such as quantity of relay station, and the antijamming capability of optical fiber communication is extremely strong.
Description of drawings
Fig. 1 is the structural representation of the described intelligent distribution system of first embodiment of the utility model;
Fig. 2 is the structural representation of second described intelligent distribution system of embodiment of the utility model;
Fig. 3 is the structural representation of the 3rd the described intelligent distribution system of embodiment of the utility model;
Fig. 4 is the structural representation of the 4th the described intelligent distribution system of embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
As shown in Figure 1; The described intelligent distribution system of first embodiment of the utility model; Comprise the circuit breaker that monitor control mechanism, a plurality of controller and the controller corresponding with each are connected, said controller is used to control the combined floodgate and the separating brake action of corresponding with it circuit breaker.Said monitor control mechanism comprises through the interconnective database server of local area network (LAN), a plurality of C/S client, reaches the front end processor work station; Said front end processor work station is connected with said controller with wired or wireless communication mode through PDA, to realize on-site supervision.Described intelligent distribution system also comprises a plurality of through the interconnective WEB clients of wide area network, and said C/S client and front end processor work station all insert in the described wide area network that comprises a plurality of WEB clients.
Fig. 2 is the structural representation of second described intelligent distribution system of embodiment of the utility model.In Fig. 2, comprise the circuit breaker that monitor control mechanism, a plurality of controller and the controller corresponding with each are connected, said controller is used to control the combined floodgate and the separating brake action of corresponding with it circuit breaker.Said monitor control mechanism comprises through the interconnective database server of local area network (LAN), a plurality of C/S client, reaches the front end processor work station; Said front end processor work station is connected with said controller with wired communication mode through the RS485/RS232 communication interface, to realize on-site supervision.Described intelligent distribution system also comprises a plurality of through the interconnective WEB clients of wide area network, and said C/S client and front end processor work station all insert in the described wide area network that comprises a plurality of WEB clients.
Fig. 3 is the structural representation of the 3rd the described intelligent distribution system of embodiment of the utility model.In Fig. 3, comprise the circuit breaker that monitor control mechanism, a plurality of controller and the controller corresponding with each are connected, said controller is used to control the combined floodgate and the separating brake action of corresponding with it circuit breaker.Said monitor control mechanism comprises through the interconnective database server of local area network (LAN), a plurality of C/S client, reaches the front end processor work station; Said front end processor work station is connected with said controller with the optical fiber communication mode through optical-fibre communications equipment, to realize remote monitoring.Described intelligent distribution system also comprises a plurality of through the interconnective WEB clients of wide area network, and said C/S client and front end processor work station all insert in the described wide area network that comprises a plurality of WEB clients.
Fig. 4 is the structural representation of the 4th the described intelligent distribution system of embodiment of the utility model.In Fig. 4, comprise the circuit breaker that monitor control mechanism, a plurality of controller and the controller corresponding with each are connected, said controller is used to control the combined floodgate and the separating brake action of corresponding with it circuit breaker.Said monitor control mechanism comprises through the interconnective database server of local area network (LAN), a plurality of C/S client, reaches the front end processor work station; Said front end processor work station is through the GPRS/CDMA communication apparatus, be connected with said corresponding controller with PDA wire/wireless communication modes and optical-fibre communications equipment, to realize monitoring function.Described intelligent distribution system also comprises a plurality of through the interconnective WEB clients of wide area network, and said C/S client and front end processor work station all insert in the described wide area network that comprises a plurality of WEB clients.
Circuit breaker is responsible for the instruction of separating brake and combined floodgate and is carried out, and has to receive the function that control command is carried out action, state feedback.Controller combines with circuit breaker, has the on-the-spot function of monitoring automatically, and controller is accepted the commands for controlling of remote monitoring mechanism; Circuit breaker is carried out action; Controller is also carried out monitoring function, through sampling instrument transformer secondary voltage and current signal, handles through computational analysis; Accomplish various automatically-monitored functions; And have logout, storage and communication function, and, arrive front end processor like data acquisitions such as voltage, electric current, on off states all electricity consumptions on-the-spot electrical quantity and equipment running status; And store in the database server, supply other client user to consult to browse or come to provide the foundation of monitoring to operating personnel according to the real time data of equipment operation.
The described intelligent distribution system of the utility model adopts controller to carry out separating brake, the feed motion of circuit breaker, has anti-jump, three functions such as coincidence, under-voltage protection, overcurrent and quick-break, and can effectively avoid inrush phenomenon.Said controller adopts the microcontroller technology, has pinpoint accuracy, high stability, antijamming capability is strong, internal power consumption is little, the characteristics that coefficient of safety is high.Be applicable to radial pattern power supply and ring network power supply system; But detection line transient fault and permanent fault; And can eliminate transient fault to the influence of circuit, isolate the permanent fault section, avoid causing long large-area power-cuts, recover non-fault section mains supply automatically.
Monitor control mechanism shows the electrical network parameters in real time.Under the auto state according to on-the-spot institute setting parameter, analysis and Control in addition.If electrical network is unusual, the control controller sends branch, switching signal, carries out breaking-closing operating through high power capacity control outdoor switch, feeds back to said controller to electric capacity, switching signal simultaneously.
The information that the front end processor work station receives comprises following content:
Real time data information: information of voltage, current information, power factor, electric current and voltage harmonic wave, frequency, total electric weight, days running, clock, trip time, tripping operation number of times, closing time, combined floodgate number of times etc.
Switch control information: on off state, divide-shut brake.
Protection information: fast tripping protection value; The fast tripping protection time-delay; Time-delay quick-break value; Time-delay quick-break time-delay; The overcurrent protection value; The overcurrent protection time-delay; Three reclosing times an of secondary; The combined floodgate time-delay that resets; The overvoltage protection value; The overvoltage protection time-delay; The o-volt protection value; The o-volt protection time-delay; The zero-sequence voltage protection value; The zero-sequence current protection value; The zero-sequenceprotection time-delay; Manually close the branch time-delay; The divide-shut brake pulse; Divide-shut brake is overtime; The fast tripping protection function is closed and is started; The quick-break function is closed and is started in limited time; Overcurrent protection function is closed and is started; Secondary overlaps function for three times and closes and start; Over-voltage protecting function is closed and is started; The o-volt protection value; The o-volt protection function is closed and is started; The zero-sequence voltage protection function is closed and is started; The zero-sequence current protection function is closed and is started; Divide-shut brake is opened into signal at stop and startup; Temperature protection function is closed and is started.
Storage: 256 power failures of storage capable of circulation, incoming call incident, 256 switch motion incidents.
And integral point data storage information.
The information that the C/S client transmits can also be carried out the long-range divide-shut brake control in backstage except above information.
Controller is cylindrical independent waterproof sealing body structure, and controller has protection characteristics and little, the lightweight design feature of volume that fire resistance is strong, anti-freezing is revealed.Be connected with the Switch main body of circuit breaker through aviation connector and multi-core controlled cable, connection reliability is good, degree of protection is high.Controller box is selected the high-quality stainless steel material for use, and surperficial wire drawing is handled, and good looking appearance is generous, can prevent burn into accidental injury, uv damage and high frequency attenuation.Adopt outdoor wall-hanging installation, have the favorable protection ability.
The described distribution system of the utility model can realize distant place centralized monitor, scheduling and hierarchical management; Manual operations such as the operating personnel that replace the distribution system station make an inventory that instrument, fault are judged immediately, excision and record make reliability, fail safe, rapidity, the real-time of electrical power distribution system obtain the assurance of matter.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection range of the utility model.

Claims (3)

1. intelligent distribution system; It is characterized in that: comprise monitor control mechanism, circuit breaker and be used to control the controller of said breaker closing, separating brake; Said monitor control mechanism comprises that through the interconnective database server of local area network (LAN), C/S client and front end processor work station, said front end processor work station is connected with said controller through communication apparatus.
2. intelligent distribution system according to claim 1 is characterized in that: also comprise a plurality of interconnective WEB clients of wide area network of passing through, said C/S client and front end processor work station all insert the described wide area network that includes a plurality of WEB clients.
3. intelligent distribution system according to claim 1 and 2 is characterized in that: said communication apparatus comprises GPRS/CDMA communication apparatus and/or PDA and/or RS232/RS485 communication interface and/or optical-fibre communications equipment.
CN2011203465341U 2011-09-16 2011-09-16 Intelligent power distribution system Expired - Fee Related CN202260626U (en)

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Application Number Priority Date Filing Date Title
CN2011203465341U CN202260626U (en) 2011-09-16 2011-09-16 Intelligent power distribution system

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Application Number Priority Date Filing Date Title
CN2011203465341U CN202260626U (en) 2011-09-16 2011-09-16 Intelligent power distribution system

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103296752A (en) * 2013-04-26 2013-09-11 国家电网公司 Small hydropower station safety monitoring system for grid safe and stable operation and monitoring method for small hydropower station safety
CN103391218A (en) * 2013-07-25 2013-11-13 云南电力试验研究院(集团)有限公司电力研究院 Management system applied to electric system and based on data hierarchy and classification
CN104484759A (en) * 2014-12-18 2015-04-01 国网四川大英县供电有限责任公司 Intelligent distribution unit-area data management system and method based on client/server system structure and management method
CN106329732A (en) * 2016-11-16 2017-01-11 浙江鲁高电力科技有限公司 High voltage breaker monitoring system and method thereof
WO2017113081A1 (en) * 2015-12-29 2017-07-06 华为技术有限公司 System, method, and device for information transmission
CN108808858A (en) * 2018-05-31 2018-11-13 广东电网有限责任公司 Intelligent management and control system for alternate peak break

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103296752A (en) * 2013-04-26 2013-09-11 国家电网公司 Small hydropower station safety monitoring system for grid safe and stable operation and monitoring method for small hydropower station safety
CN103296752B (en) * 2013-04-26 2016-05-18 国家电网公司 Small power station's safety monitoring system and the method for supervising thereof of power network safety operation
CN103391218A (en) * 2013-07-25 2013-11-13 云南电力试验研究院(集团)有限公司电力研究院 Management system applied to electric system and based on data hierarchy and classification
CN103391218B (en) * 2013-07-25 2016-06-01 云南电力试验研究院(集团)有限公司电力研究院 A kind of be applied to power system based on data management system at different levels
CN104484759A (en) * 2014-12-18 2015-04-01 国网四川大英县供电有限责任公司 Intelligent distribution unit-area data management system and method based on client/server system structure and management method
WO2017113081A1 (en) * 2015-12-29 2017-07-06 华为技术有限公司 System, method, and device for information transmission
CN106329732A (en) * 2016-11-16 2017-01-11 浙江鲁高电力科技有限公司 High voltage breaker monitoring system and method thereof
CN108808858A (en) * 2018-05-31 2018-11-13 广东电网有限责任公司 Intelligent management and control system for alternate peak break

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120530

Termination date: 20160916

CF01 Termination of patent right due to non-payment of annual fee