CN103338205B - A kind of based on narrow-band power line carrier platform district coulomb balance analytical equipment - Google Patents
A kind of based on narrow-band power line carrier platform district coulomb balance analytical equipment Download PDFInfo
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- CN103338205B CN103338205B CN201310288054.8A CN201310288054A CN103338205B CN 103338205 B CN103338205 B CN 103338205B CN 201310288054 A CN201310288054 A CN 201310288054A CN 103338205 B CN103338205 B CN 103338205B
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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
- 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
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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
- Y04S40/121—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 the power network as support for the transmission
Abstract
A kind of based on narrow-band power line carrier platform district coulomb balance analytical technology.Whole system of the present invention comprises three-phase electric energy meter (101), coulomb balance management concentrator (107), arrowband PLC electric energy meter (102); Wherein, three-phase electric energy meter (101) is connected with arrowband PLC electric energy meter (102) respectively by A phase cable (103), B phase cable (104) and C phase cable (105), and arrowband PLC electric energy meter (102) on every phase cable is no less than one; Each arrowband PLC electric energy meter (102) gone up mutually adopts series connection; Coulomb balance management concentrator (107) is connected with A phase cable (103), B phase cable (104) and C phase cable (105) respectively by wire (106).The present invention is a kind of model effectively realizing the coulomb balance management of platform differentiation phase and phase-splitting ammeter number statistical function, the computational expense of main station system can be reduced, and provide reference frame in malfunction elimination operation can to field maintenance person, be a kind of effective platform district coulomb balance management system.
Description
Technical field
The invention belongs to Electric Energy Metering Technology, be especially applicable to Electric Energy Metering Technology apparatus structure technical field.
Background technology
In electric energy metered system, centralized meter-reading system is the metering method that a kind of automaticity is higher, the management cost of energy conservation of power company, in constructing at the scene, there is the problem of difficult wiring in the centralized meter-reading system based on RS485 mode, and at the scene in malfunction elimination, operating personnel owing to lacking effective fault message so there is the problem of operational difficulty.
Difficult based on above-mentioned wiring, without the practical problem of reference information, propose a kind of based on narrow-band power line carrier platform district coulomb balance analytical technology, and be achieved by technological means.The present invention can solve the problem of RS485 difficult wiring, and the function less important work personnel on site operation that phase-splitting coulomb balance is checked, phase-splitting ammeter number is checked can be provided at the scene, and these data directly can be uploaded to main website, reduce the complexity of main station system.
Summary of the invention
Because the intrinsic wiring of centralized meter-reading system is difficult, the feature that difficulty of construction is large, the object of the invention is to the construction and the malfunction elimination problem that solve field operation personnel.
The present invention is realized by following technical proposal.
A kind of based on narrow-band power line carrier platform district coulomb balance analytical technology, the present invention is realized by following technical proposal.
A kind of based on narrow-band power line carrier platform district coulomb balance analytical equipment, feature of the present invention is:
Device comprises three-phase electric energy meter, coulomb balance management concentrator, arrowband PLC electric energy meter; Wherein, three-phase electric energy meter is connected with arrowband PLC electric energy meter respectively by A phase cable, B phase cable and C phase cable, and the arrowband PLC electric energy meter on every phase cable is no less than one; Each arrowband PLC electric energy meter gone up mutually adopts series connection, can measure the electric energy loss of each measurement point respectively; Coulomb balance management concentrator is connected with A phase cable, B phase cable and C phase cable respectively by wire;
Wherein: 1) coulomb balance management concentrator composition structure is:
Data processing module is connected with GPRS module by UART data wire A, and GPRS module is connected with GPRS antenna by wire again;
Data processing module is also connected with data storage by UART data wire B;
Data processing module is also by UART data wire C and three-phase arrowband PLC modulation /demodulation model calling, and PLC modulation /demodulation module in three-phase arrowband is connected by A phase weak-current lead and the A device that is coupled again, and the A device that is coupled also is connected with A phase power line; PLC modulation /demodulation module in three-phase arrowband is connected with B phase weak-current lead by B phase weak-current lead again, and B phase weak-current lead is also connected with B phase power line; PLC modulation /demodulation module in three-phase arrowband is connected by C phase weak-current lead and the C device that is coupled again, and the C device that is coupled also is connected with C phase power line;
Data processing module turns RS485 modules A by UART data wire D and UART and connects, and UART turns RS485 modules A and is also connected with RS485 data wire;
2), arrowband PLC electric energy meter composition structure is: CPU is connected with memory by pci bus; CPU is also connected with metering module respectively by UART bus, arrowband PLC modulation /demodulation module, UART turn RS485 module B, and wherein arrowband PLC modulation /demodulation model calling has PLC coupling module, is connected between metering module, PLC coupling module by power line; UART turns RS485 module B and connects RS585 data wire.
The invention has the beneficial effects as follows:
A. adopt the design of low-voltage powerline carrier communication mode, and adopt automatic routing algorithm networking, reduce the difficulty of field wiring, and save construction cost;
B. the local design providing coulomb balance management function, makes Field Force can look into bleacher area line loss information, provides a reference to field operation personnel, facilitate Field Force's localized accident place.
C. coulomb balance management concentrator can provide the function that phase-splitting coulomb balance is analyzed and phase-splitting ammeter number manages, and phase-splitting coulomb balance information and phase-splitting ammeter information of number directly can be uploaded main website, can reduce the computation complexity of centralized meter-reading system main website.
Content of the present invention is set forth further below in conjunction with accompanying drawing and example.
Accompanying drawing explanation
Fig. 1 is narrow-band power line carrier platform district balancing management system overall schematic;
Fig. 2 is coulomb balance management concentrator illustrative view of functional configuration;
Fig. 3 is low voltage power line carrier ammeter illustrative view of functional configuration.
In figure: 101, three-phase electric energy meter; 102, arrowband PLC electric energy meter; 103, A phase cable; 104, B phase cable; 105, C phase cable; 106, wire; 107, coulomb balance management concentrator; 108, RS485 data wire; 201, coulomb balance management concentrator; 202, GPRS antenna; 203, wire; 204, GPRS module; 205, UART data wire A; 206, data processing module; 207, UART data wire D; 208, UART turns RS485 modules A; 209, RS485 data wire; 210, UART data wire B; 211, data storage; 212, UART data wire C; 213, three-phase arrowband PLC modulation /demodulation module; 214, A phase weak-current lead; 215, B phase weak-current lead; 216, C phase weak-current lead; 217, A is coupled device; 218, B is coupled device; 219, C is coupled device; 220, A phase power line; 221, B phase power line; 222, C phase power line; 301, arrowband PLC electric energy meter; 302, memory; 303, pci bus; 304, CPU; 305, UART bus; 306, metering module; 307, arrowband PLC modulation /demodulation module; 308, PLC coupling module; 309, UART turns RS485 module B; 310, power line; 311, RS585 data wire.
Embodiment
A kind of based on narrow-band power line carrier platform district coulomb balance analytical equipment, feature of the present invention is:
Device comprises three-phase electric energy meter 101, coulomb balance management concentrator 107, arrowband PLC electric energy meter 102; Wherein, three-phase electric energy meter 101 is connected with arrowband PLC electric energy meter 102 respectively by A phase cable 103, B phase cable 104 and C phase cable 105, and the arrowband PLC electric energy meter 102 on every phase cable is no less than one; Each arrowband PLC electric energy meter 102 gone up mutually adopts series connection, can measure the electric energy loss of each measurement point respectively; Coulomb balance management concentrator 107 is connected with A phase cable 103, B phase cable 104 and C phase cable 105 respectively by wire 106;
Wherein: 1 coulomb balance management concentrator 201 forms structure and is:
Data processing module 206 is connected with GPRS module 204 by UART data wire A205, and GPRS module 204 is connected with GPRS antenna 202 by wire 203 again;
Data processing module 206 is also connected with data storage 211 by UART data wire B210;
Data processing module 206 is also connected with three-phase arrowband PLC modulation /demodulation module 213 by UART data wire C212, three-phase arrowband PLC modulation /demodulation module 213 is connected by A phase weak-current lead 214 and the A device 217 that is coupled again, and the A device 217 that is coupled also is connected with A phase power line 220; Three-phase arrowband PLC modulation /demodulation module 213 is connected with B phase weak-current lead 215 by B phase weak-current lead 215 again, and B phase weak-current lead 215 is also connected with B phase power line 221; Three-phase arrowband PLC modulation /demodulation module 213 is connected by C phase weak-current lead 216 and, the C device 219 that is coupled again, and the C device 219 that is coupled also is connected with C phase power line 222;
Data processing module 206 also turns RS485 modules A 208 by UART data wire D207 and UART and connects, and UART turns RS485 modules A 208 and is also connected with RS485 data wire 209;
2, arrowband PLC electric energy meter 301 forms structure and is: CPU304 is connected with memory 302 by pci bus 303; CPU304 is also connected with metering module 306 respectively by UART bus 305, arrowband PLC modulation /demodulation module 307, UART turn RS485 module B309, wherein arrowband PLC modulation /demodulation module 307 is connected with PLC coupling module 308, is connected between metering module 306, PLC coupling module 308 by power line 310; UART turns RS485 module B309 and connects RS585 data wire 311.
See Fig. 1, the figure shows narrow-band power line carrier platform district coulomb balance management system overall schematic.In figure, three-phase electric energy meter 101 is connected with each phase arrowband PLC electric energy meter 102 by A phase cable 103, B phase cable 104 and C phase cable 105.Each arrowband PLC electric energy meter 102 is connected by wire 106, is respectively used to the electric energy loss of measuring each measurement point.Coulomb balance management concentrator 107 is connected with each phase conductor by wire 6, and obtains signal or load signal from wire.
See Fig. 2, the figure shows as coulomb balance management concentrator illustrative view of functional configuration.Three-phase arrowband PLC modulation /demodulation module 213 in figure, by UART data wire C212 and data processing module 206 mutual, and the signal that will send is loaded into A be coupled device 218, the C of device 217, B that be coupled through modulated process by A phase weak-current lead 214, B phase weak-current lead 215, C phase weak-current lead 216 is coupled on device 219, coupler by signal loading on A phase power line 220, B phase power line 221, C phase power line 222.When electricity flat very management concentrator 201 will obtain signal, coupler obtains signal from three-phase conducting wire, be loaded in three-phase arrowband PLC modulation /demodulation module 213 by weak-current lead, signal is obtained useful information through demodulation and uploads to data processing module 206 by UART data wire C212 by three-phase arrowband PLC modulation /demodulation module 213, from these information, extract single-phase electric meter information according to processing module 206, and calculate single-phase electric meter number.Platform district summary table data access UART by RS485 data wire 209 and turn RS485 modules A 208, by UART data wire D207 access data processing module 206 after conversion, data processing module 206 obtains coulomb balance hypervisor and data processor by UART data wire B210 from data storage 211, and by useful data stored in data storage 211.Metrical information and coulomb balance information are uploaded to GPRS module 204 by UART data wire A205 by data processing module 206.GPRS module 204 is connected with GPRS antenna 202 by wire 203, and uploads and Received signal strength.
See Fig. 3, the figure shows low voltage power line carrier ammeter illustrative view of functional configuration.In figure, metering module 306 is connected with power line 310 with PLC coupling module 308.Metrical information is connected with CPU304 by UART bus by metering module 306.By UART bus 305, (304 are connected arrowband PLC modulation /demodulation module 307, and by the signal that demodulation obtains from PLC coupling module 308, when sending message, modulate signal to be sent on PLC coupling module 308 with CPU.CPU304 by pci bus 303 and memory 302 mutual.And turn RS485 module B309 by UART bus 305 with UART and be connected.UART is turned RS485 module B309 and is transmitted and receive data by RS585 data wire 311.
Claims (1)
1., based on a narrow-band power line carrier platform district coulomb balance analytical equipment, it is characterized in that:
Device comprises three-phase electric energy meter (101), coulomb balance management concentrator (107), arrowband PLC electric energy meter (102); Wherein, three-phase electric energy meter (101) is connected with arrowband PLC electric energy meter (102) respectively by A phase cable (103), B phase cable (104) and C phase cable (105), and arrowband PLC electric energy meter (102) on every phase cable is no less than one; Each arrowband PLC electric energy meter (102) gone up mutually adopts series connection; Coulomb balance management concentrator (107) is connected with A phase cable (103), B phase cable (104) and C phase cable (105) respectively by wire A (106);
Wherein: 1) coulomb balance management concentrator (201) composition structure is:
Data processing module (206) is connected with GPRS module (204) by UART data wire A (205), and GPRS module (204) is connected with GPRS antenna (202) by wire B (203) again;
Data processing module (206) is also connected with data storage (211) by UART data wire B (210);
Data processing module (206) is also connected with three-phase arrowband PLC modulation /demodulation module (213) by UART data wire C (212), three-phase arrowband PLC modulation /demodulation module (213) is connected by A phase weak-current lead (214) and the A device (217) that is coupled again, and the A device (217) that is coupled also is connected with A phase power line (220); Three-phase arrowband PLC modulation /demodulation module (213) is connected with B phase weak-current lead (215) by B phase weak-current lead (215) again, and B phase weak-current lead (215) is also connected with B phase power line (221); Three-phase arrowband PLC modulation /demodulation module (213) is connected by C phase weak-current lead (216) and the C device (219) that is coupled again, and the C device (219) that is coupled also is connected with C phase power line (222);
Data processing module (206) also turns RS485 modules A (208) by UART data wire D (207) and UART and is connected, and UART turns RS485 modules A (208) and is also connected with RS485 data wire (209);
2), arrowband PLC electric energy meter (301) composition structure is: CPU (304) is connected with memory (302) by pci bus (303); CPU (304) is also connected with metering module (306) respectively by UART bus (305), arrowband PLC modulation /demodulation module (307), UART turn RS485 module B (309), wherein arrowband PLC modulation /demodulation module (307) is connected with PLC coupling module (308), is connected between metering module (306), PLC coupling module (308) by power line (310); UART turns RS485 module B (309) and connects RS585 data wire (311).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310288054.8A CN103338205B (en) | 2013-07-06 | 2013-07-06 | A kind of based on narrow-band power line carrier platform district coulomb balance analytical equipment |
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| CN201310288054.8A CN103338205B (en) | 2013-07-06 | 2013-07-06 | A kind of based on narrow-band power line carrier platform district coulomb balance analytical equipment |
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| CN103338205A CN103338205A (en) | 2013-10-02 |
| CN103338205B true CN103338205B (en) | 2016-03-16 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104399A (en) * | 2011-01-16 | 2011-06-22 | 郭建国 | System for ensuring power line carrier communications between energy meter gateways and white information appliances |
| CN202903877U (en) * | 2012-10-15 | 2013-04-24 | 杭州海兴电力科技股份有限公司 | Electric energy meter with two-way communication function |
| CN203368515U (en) * | 2013-07-06 | 2013-12-25 | 云南电力试验研究院（集团）有限公司电力研究院 | Power-balance analyzing device based on narrowband power-line carrier waves and used for station area |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100282623B1 (en) * | 1998-05-12 | 2001-03-02 | 탁승호 | Value transfer and value storage method and value storage power meter using the same |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104399A (en) * | 2011-01-16 | 2011-06-22 | 郭建国 | System for ensuring power line carrier communications between energy meter gateways and white information appliances |
| CN202903877U (en) * | 2012-10-15 | 2013-04-24 | 杭州海兴电力科技股份有限公司 | Electric energy meter with two-way communication function |
| CN203368515U (en) * | 2013-07-06 | 2013-12-25 | 云南电力试验研究院（集团）有限公司电力研究院 | Power-balance analyzing device based on narrowband power-line carrier waves and used for station area |
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| CN103338205A (en) | 2013-10-02 |
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