CN104426164A - Control device of small grid - Google Patents

Control device of small grid Download PDF

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Publication number
CN104426164A
CN104426164A CN201310406053.9A CN201310406053A CN104426164A CN 104426164 A CN104426164 A CN 104426164A CN 201310406053 A CN201310406053 A CN 201310406053A CN 104426164 A CN104426164 A CN 104426164A
Authority
CN
China
Prior art keywords
module
pcb board
control
communication
cpu processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310406053.9A
Other languages
Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Heilongjiang Kanggeer Technology Co Ltd
Original Assignee
Heilongjiang Kanggeer Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Heilongjiang Kanggeer Technology Co Ltd filed Critical Heilongjiang Kanggeer Technology Co Ltd
Priority to CN201310406053.9A priority Critical patent/CN104426164A/en
Publication of CN104426164A publication Critical patent/CN104426164A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit 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
    • H02J13/0006Circuit 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 for single frequency AC networks
    • H02J13/0013Circuit 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 for single frequency AC networks characterised by transmission structure between the control or monitoring unit and the controlled or monitored unit
    • H02J13/0017Circuit 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 for single frequency AC networks characterised by transmission structure between the control or monitoring unit and the controlled or monitored unit with direct transmission between the control or monitoring unit and the controlled or monitored unit
    • H02J13/0062Circuit 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 for single frequency AC networks characterised by transmission structure between the control or monitoring unit and the controlled or monitored unit with direct transmission between the control or monitoring unit and the controlled or monitored unit using a data transmission bus
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/04Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
    • H02J3/08Synchronising of networks
    • 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
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/70Smart grids as climate change mitigation technology in the energy generation sector
    • 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/12Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
    • 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16Electric power substations

Abstract

The invention relates to a control device of a small grid. The control device comprises a CPU processing module, a sampling module, an inlet and outlet module, a human-machine interaction module, a PCB board, a heat radiating module and a communication module. By adopting the control device, measurement, display and abnormal information transmission can be completed, malfunctions can be solved and controlled, heat can be dissipated in time, the protection function is complete, and the individualized requirement of a user can be met.

Description

A kind of control device of small grids
Technical field
The present invention relates to a kind of control device of small grids.
Background technology
Generally, micro-capacitance sensor and bulk power grid are incorporated into the power networks, and supplement self generating amount or confess unnecessary electric energy to electrical network by micro-capacitance sensor.When electric network fault being detected or the quality of power supply does not meet, micro-capacitance sensor and bulk power grid disconnect, formed from net state, so, the operation of micro-capacitance sensor controls accomplish to make quick response based on local information to the event in bulk power grid, when micro-capacitance sensor inside break down, the problem such as electric voltage frequency falls time, the distributed generation system of micro-capacitance sensor should utilize local information to be automatically effectively transformed into independent operation mode.How monitoring the quality of power supply, detection and identification electric network fault, and make correct response, is key and a difficult problem for micro-capacitance sensor protecting control technology.
Summary of the invention
The object of this invention is to provide a kind of micro-grid connection control device monitored micro-capacitance sensor and bulk power grid points of common connection, to realize malfunction monitoring, lonely electrical network disconnects circuit breaker automatically, auto-parallel function.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions.
A control device for small grids, comprises CPU processing module, sampling module, input and output module, human-computer interaction module, pcb board, radiating module, communication module; Described CPU processing module comprises computing unit, comparison judgment unit and processing unit; Described sampling module comprises current transformer, voltage transformer, A/D converter, current transformer, current transformer; Described radiating module comprises aluminium base and is fixed on the aluminum thermal fin of aluminium base; Described aluminum thermal fin comprises multiple radiating fin, and described cooling fin surfaces is provided with nickel coating, is provided with tin layers between described radiating fin and aluminium base, and described radiating fin and aluminium base are welded together by tin layers; Described communication module adopts IEC61850 stipulations, and is connected with ethernet communication; Described grid-connection control device is also provided with a pcb board, and described pcb board is provided with LCD display circuit, A/D change-over circuit, failure indicating circuit, output driving circuit, keyboard control circuit and signal input circuit; Described sampling module, input and output module, human-computer interaction module, communication module are connected with the communication of CPU processing module respectively; Described radiating module is connected respectively with CPU processing module and pcb board; Described pcb board is connected respectively with communication module, CPU processing module and sampling module.
Described sampling module gathers voltage and current information, described pcb board is measured, show and pass on fault message, when breaking down or exception, signal is conveyed to CPU processing module and communication module by PCB plate, be communicated to display and the control device of ethernet communication again, Systems Operator by ether communication transfer command communication module and CPU processing module, will instruct input and output module and human-computer interaction module process extremely by CPU processing module.
The present invention can complete measurement, display, pass on abnormal information also to solve simultaneously, control fault, complete timely heat radiation, and defencive function configuration is complete, meets the individual demand of user.Accompanying drawing explanation
Fig. 1 structure chart of the present invention.
Embodiment
As Fig. 1, a kind of control device of small grids, comprises CPU processing module 1, sampling module 2, input and output module 3, human-computer interaction module 4, pcb board 7, radiating module 8, communication module 6; Described CPU processing module 1 comprises computing unit, comparison judgment unit and processing unit; Described sampling module 2 comprises current transformer, voltage transformer, A/D converter, current transformer, current transformer; Described radiating module 8 comprises aluminium base and is fixed on the aluminum thermal fin of aluminium base; Described aluminum thermal fin comprises multiple radiating fin, and described cooling fin surfaces is provided with nickel coating, is provided with tin layers between described radiating fin and aluminium base, and described radiating fin and aluminium base are welded together by tin layers; Described communication module adopts IEC61850 stipulations, and is connected with Ethernet 5 communication; Described grid-connection control device is also provided with a pcb board 7, and described pcb board 7 is provided with LCD display circuit, A/D change-over circuit, failure indicating circuit, output driving circuit, keyboard control circuit and signal input circuit; Described sampling module 2, input and output module 3, human-computer interaction module 4, communication module 6 are connected with the 1 piece of communication of CPU process mould respectively; Described radiating module 8 is connected respectively with CPU processing module 1 and pcb board 7; Described pcb board 7 is connected respectively with communication module 6, CPU processing module 1 and sampling module 2.
Described sampling module 2 gathers voltage and current information, described pcb board 7 is measured, is shown and pass on fault message, when breaking down or exception, signal is conveyed to CPU processing module 1 and communication module 6 by PCB plate 7, be communicated to display and the control device of ethernet communication 5 again, Systems Operator will, by ether communication 5 transmission command road communication module and CPU processing module 1, instruct input and output module 3 and human-computer interaction module 4 to process exception by CPU processing module 1.

Claims (2)

1. a control device for small grids, is characterized in that: comprise CPU processing module, sampling module, input and output module, human-computer interaction module, pcb board, radiating module, communication module; Described CPU processing module comprises computing unit, comparison judgment unit and processing unit; Described sampling module comprises current transformer, voltage transformer, A/D converter, current transformer, current transformer; Described radiating module comprises aluminium base and is fixed on the aluminum thermal fin of aluminium base; Described aluminum thermal fin comprises multiple radiating fin, and described cooling fin surfaces is provided with nickel coating, is provided with tin layers between described radiating fin and aluminium base, and described radiating fin and aluminium base are welded together by tin layers.
2. the control device of a kind of small grids according to claim 1, is characterized in that: described communication module adopts IEC61850 stipulations, and is connected with ethernet communication; Described grid-connection control device is also provided with a pcb board, and described pcb board is provided with LCD display circuit, A/D change-over circuit, failure indicating circuit, output driving circuit, keyboard control circuit and signal input circuit; Described sampling module, input and output module, human-computer interaction module, communication module are connected with the communication of CPU processing module respectively; Described radiating module is connected respectively with CPU processing module and pcb board; Described pcb board is connected respectively with communication module, CPU processing module and sampling module.
CN201310406053.9A 2013-09-09 2013-09-09 Control device of small grid Pending CN104426164A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310406053.9A CN104426164A (en) 2013-09-09 2013-09-09 Control device of small grid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310406053.9A CN104426164A (en) 2013-09-09 2013-09-09 Control device of small grid

Publications (1)

Publication Number Publication Date
CN104426164A true CN104426164A (en) 2015-03-18

Family

ID=52974433

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310406053.9A Pending CN104426164A (en) 2013-09-09 2013-09-09 Control device of small grid

Country Status (1)

Country Link
CN (1) CN104426164A (en)

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PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150318