CN102364541A - Electric meter control system based on GPRS (general radio packet service) network - Google Patents
Electric meter control system based on GPRS (general radio packet service) network Download PDFInfo
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- CN102364541A CN102364541A CN2011102502117A CN201110250211A CN102364541A CN 102364541 A CN102364541 A CN 102364541A CN 2011102502117 A CN2011102502117 A CN 2011102502117A CN 201110250211 A CN201110250211 A CN 201110250211A CN 102364541 A CN102364541 A CN 102364541A
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Abstract
The invention discloses an electric meter control system based on a GPRS (general radio packet service) network, which mainly comprises a GPRS electric meter control system, the GPRS network and a data center. The GPRS network and the data center are sequentially connected with the GPRS electric meter control system, the GPRS electric meter control system mainly comprises a switch, a multi-rate electric meter, an electric meter concentrator and a GPRS data transmission device connected sequentially in series, and the switch, the multi-rate electric meter and the electric meter concentrator are simultaneously connected with an electric meter controller. The invention has the advantages that: 1, the reliability is high; 2, the real-time performance is high; 3, the collection and reading scope is wide; 4, the system construction cost is low; 5, the system operating cost is low; 6, the system transmission capacity is high; and 7, remote control of a multi-rate electric meter device can be achieved.
Description
Technical field
The present invention relates to electricity meter-reading, specifically, be based on the ammeter control system of GPRS network.
Background technology
No matter traditional mode of knocking at the door from house to house and checking the electric meter is the people to knocking at the door, and still the people to being knocked at the door is the thing of a trouble.Now existing many residential customers have all been used pre-payment electricity card, have saved the trouble of tabling look-up, but concerning power department, data statistics remains one with monitoring in real time has problem to be solved.
For power department, it is a very thing of headache that long-range transformer station checks meter always, needs to drop into great amount of manpower and material resources and financial resources.Because transformer station's One's name is legion, the geographic position disperses, and brings great inconvenience to the staff.
In addition, the not enough problem along with the energy constantly occurs has engendered various drawbacks, and the peak of power consumption that particularly occurs in two seasons of summer in winter makes power supply constantly nervous, supervises circuit department simultaneously and constantly adopts power cuts to limit consumption to deal with peak times of power consumption.Thereby cause industry, commodity production to be interrupted.To such an extent as to bring bigger economic loss.
Simultaneously, the phenomenon of power stealing, electric leakage occurs, remain incessant after repeated prohibition.Even more serious, when the layman carries out illegal wiring operation, Danger Electric shock risk usually occurs, thereby cause personal injury.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure, low-cost, safe, real-time, collection copy scope wide, can the Long-distance Control ammeter and the ammeter control system based on GPRS network of switch.
For achieving the above object, the technical scheme that the present invention adopts is: based on the ammeter control system of GPRS network, mainly be made up of GPRS ammeter control system and the GPRS network, the data center that link to each other with GPRS ammeter control system successively; Said GPRS ammeter control system mainly is made up of switch, time-sharing electricity meter, ammeter concentrator, the GPRS data link of series connection successively, and said switch, time-sharing electricity meter, ammeter concentrator all are connected with the ammeter controller simultaneously; Said GPRS data link carries out wireless signal with GPRS network and is connected.
Said GPRS data link also is connected with RTU detection and control terminal and gps receiver.
Said data center mainly is made up of modulator-demodular unit, communication service PC, the application management PC of series connection successively, and said modulator-demodular unit is connected with GPRS network.
Said time-sharing electricity meter is provided with the RS485 interface, and the RS485 interface of said time-sharing electricity meter is connected with the ammeter concentrator through twisted-pair feeder.
Said GPRS data link is provided with the RS232 interface, and said GPRS data link is connected with the ammeter concentrator through the RS232 interface.
Said GPRS data link is built-in with flush bonding processor.
Native system is through the GPRS network of China Mobile; Power department can be delivered to ground, city, provincial intensive data center in real time with the industry and the electric power system data of civilian time-sharing electricity meter collection, with unified monitoring and the distributed management of realization to energy monitoring apparatus.GPRS network can be electric system advantages of simplicity and high efficiency communications means is provided.
China Mobile's GPRS network can provide wireless IP to connect.Native system is on the GPRS network platform of mobile operator, to make up power remote meter reading system; The wireless data transmission of realization time-sharing electricity meter data has can make full use of existing network; Shorten the construction period, the advantage of reducining the construction costs, and also equipment is easy for installation, it is simple to safeguard.
In native system, utilize the existing GPRS network of China Mobile, the data of time-sharing electricity meter are transmitted through the GPRS network of China Mobile.All expense rate ammeters of residential quarter at first are connected to the ammeter concentrator; Resident's electricity consumption data; Pass to the ammeter concentrator by time-sharing electricity meter through the RS485 bus, the ammeter concentrator is connected with the GPRS data link through the RS232 interface, and the time-sharing electricity meter data are through sending to the GPRS network of China Mobile after the protocol encapsulation; Through GPRS network data are sent to the data center of switchgear building, realize that the real-time online of time-sharing electricity meter data and data center is connected.
The invention has the advantages that.
1, reliability is high: compare with SMS messaging breath mode, the GPRS data link adopts connection-oriented Transmission Control Protocol communication, has avoided the phenomenon of data-bag lost, guarantees reliable data transmission.Data transmission can be carried out simultaneously with a plurality of collection points in the center, does not disturb mutually.GPRS network itself possesses perfect frequency division multiplexing mechanism, and possesses extremely strong interference free performance, has avoided multimachine frequency range " collision " phenomenon of traditional data radio station fully.
2, real-time: GPRS network has the characteristic of real-time online; Data transmission delay is little; And support that multiple spot transmits simultaneously; Therefore GPRS data monitored center can a plurality of monitoring points between fast, carry out two-way communication in real time, satisfy the requirement of system well to data collection and transmission real-time.The GPRS network actual data transfer rate can satisfy the demand of system data transfer rate fully about 30Kbps at present.
3, to copy scope wide for collection: GPRS network has realized that the nationwide covers, and dilatation is unrestricted, and it is unrestricted to insert the place, can satisfy mountain area, small towns and trans-regional access demand.Because environmental protection information collection point One's name is legion is distributed in across the entire province, within the coverage of wireless GPRS network, can accomplish control and management that collection is copied.
4, system's construction cost is low: owing to adopt the public network platform in the GPRS network, need not construction network, only need erecting equipment just to get final product, construction cost is low; Also removed the network operation expense from.
5, system's operation cost is low: adopt the public network communication in the GPRS network; All charge by flat rate in the nationwide; Save expensive wandering fee, GPRS network can be by the charge on traffic of data practical communication, (1 fen-3 minutes/1K byte); Also can be by not current limliting amount charge of monthly payment, thus realized the low cost communication of system.
6, the transmission capacity of system is big, and the dilatation performance is good: data center will keep being connected in real time with each time-sharing electricity meter data collection point.Owing to be used to gather the ammeter concentrator of time-sharing electricity meter data, its collection point One's name is legion, system requirements can satisfy the needs of burst data transmission, and the GPRS network technology can satisfy the needs of transmitting burst property data well; Because system adopts ripe tcp/ip communication framework, possesses good scalability, a Surveillance center can easily support the communication of several thousand ammeter concentrators to insert.
7, can carry out Long-distance Control to time-sharing electricity meter equipment: also can realize time-sharing electricity meter equipment is carried out Long-distance Control operations such as remote parameter adjustment, remote status inquiry, remote switch control through the GPRS bilateral system.
Description of drawings
Fig. 1 is a system architecture diagram of the present invention.
Fig. 2 is the system architecture diagram of the embodiment of the invention one.
Embodiment
Below in conjunction with embodiment the present invention is done to specify further, but embodiment of the present invention is not limited thereto.
Embodiment one
Like Fig. 1,2, shown in.Based on the ammeter control system of GPRS network, mainly by GPRS ammeter control system, and the GPRS network that links to each other with GPRS ammeter control system successively, data center constitute; Said GPRS ammeter control system mainly is made up of switch, time-sharing electricity meter, ammeter concentrator, the GPRS data link of series connection successively, and said switch, time-sharing electricity meter, ammeter concentrator all are connected with the ammeter controller simultaneously; Said GPRS data link carries out wireless signal with GPRS network and is connected.
The GPRS data link also is connected with RTU detection and control terminal and gps receiver.
The ammeter controller is used to receive the instruction that the ammeter concentrator sends, and switch, time-sharing electricity meter are carried out parameter setting and control.
Data center mainly is made up of modulator-demodular unit, communication service PC, the application management PC of series connection successively, and modulator-demodular unit is connected with GPRS network.
Time-sharing electricity meter is provided with the RS485 interface, and the RS485 interface of said time-sharing electricity meter is connected with the ammeter concentrator through twisted-pair feeder.
The GPRS data link is provided with the RS232 interface, and said GPRS data link is connected with the ammeter concentrator through the RS232 interface.
The GPRS data link is built-in with flush bonding processor.
The framework content of native system does.
Use the GPRS data link at each time-sharing electricity meter earlier, link to each other with the data center of distribution center through the GPRS network that moves.
Time-sharing electricity meter uses GPRS general data card or APN exclusive data card, and data center registers each point GPRS data link numbering simultaneously, and with collection point information carry out related so that identification and safeguard and handle.Data center's service data is gathered centring system software, gathers the time-sharing electricity meter data in real time.
The information gathering point that all power office are authorized all can use native system.
1, the time-sharing electricity meter data collection point must use and move unified APN card, and the user uses this card can only be used for communicating by letter with data center of power supply administration.
2, adopt the GPRS data link.
3, user's registration: the regulation that meets power supply administration.
Recommend provincial distribution center to use APN to be linked into mobile GPRS network through public network, this mode cost is lower, and security is than higher, and speed and network service quality all ensure; Also can be through the GPRS access via telephone line to moving GPRS network, this mode cost is high, and is safe, reliable and stable.
Because GPRS network communication is based on the data packet communications network of IP address, data center computer host configuration fixed IP addresses, each GPRS data link adopts GPRS module and this main frame to communicate.
As implied abovely just can better realize the present invention.
Claims (6)
1. based on the ammeter control system of GPRS network, it is characterized in that: mainly by GPRS ammeter control system, and the GPRS network that links to each other with GPRS ammeter control system successively, data center constitute; Said GPRS ammeter control system mainly is made up of switch, time-sharing electricity meter, ammeter concentrator, the GPRS data link of series connection successively, and said switch, time-sharing electricity meter, ammeter concentrator all are connected with the ammeter controller simultaneously; Said GPRS data link carries out wireless signal with GPRS network and is connected.
2. the ammeter control system based on GPRS network according to claim 1 is characterized in that: said GPRS data link also is connected with RTU detection and control terminal and gps receiver.
3. the ammeter control system based on GPRS network according to claim 1; It is characterized in that: said data center mainly is made up of modulator-demodular unit, communication service PC, the application management PC of series connection successively, and said modulator-demodular unit is connected with GPRS network.
4. the ammeter control system based on GPRS network according to claim 1, it is characterized in that: said time-sharing electricity meter is provided with the RS485 interface, and the RS485 interface of said time-sharing electricity meter is connected with the ammeter concentrator through twisted-pair feeder.
5. the ammeter control system based on GPRS network according to claim 1 is characterized in that: said GPRS data link is provided with the RS232 interface, and said GPRS data link is connected with the ammeter concentrator through the RS232 interface.
6. according to any described ammeter control system based on GPRS network among the claim 1-5, it is characterized in that: said GPRS data link is built-in with flush bonding processor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102502117A CN102364541A (en) | 2011-08-29 | 2011-08-29 | Electric meter control system based on GPRS (general radio packet service) network |
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| CN2011102502117A CN102364541A (en) | 2011-08-29 | 2011-08-29 | Electric meter control system based on GPRS (general radio packet service) network |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201212896Y (en) * | 2008-07-04 | 2009-03-25 | 吉林省电力有限公司 | Electricity amount metering collection system based on wireless public network |
| US20090267792A1 (en) * | 2008-04-25 | 2009-10-29 | Henry Crichlow | Customer supported automatic meter reading method |
| CN201707782U (en) * | 2010-06-18 | 2011-01-12 | 滨州职业学院 | Intelligent meter reading system based on GPRS (General Packet Radio Service) |
| CN202196507U (en) * | 2011-08-29 | 2012-04-18 | 成都众山科技有限公司 | Ammeter control system based on general packet radio service (GPRS) network |
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- 2011-08-29 CN CN2011102502117A patent/CN102364541A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090267792A1 (en) * | 2008-04-25 | 2009-10-29 | Henry Crichlow | Customer supported automatic meter reading method |
| CN201212896Y (en) * | 2008-07-04 | 2009-03-25 | 吉林省电力有限公司 | Electricity amount metering collection system based on wireless public network |
| CN201707782U (en) * | 2010-06-18 | 2011-01-12 | 滨州职业学院 | Intelligent meter reading system based on GPRS (General Packet Radio Service) |
| CN202196507U (en) * | 2011-08-29 | 2012-04-18 | 成都众山科技有限公司 | Ammeter control system based on general packet radio service (GPRS) network |
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Application publication date: 20120229 |