CN104422821A - Electric energy acquisition system based on remote electric energy data acquisition terminal - Google Patents
Electric energy acquisition system based on remote electric energy data acquisition terminal Download PDFInfo
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- CN104422821A CN104422821A CN201310406366.4A CN201310406366A CN104422821A CN 104422821 A CN104422821 A CN 104422821A CN 201310406366 A CN201310406366 A CN 201310406366A CN 104422821 A CN104422821 A CN 104422821A
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Abstract
The invention provides an electric energy acquisition system based on a remote electric energy data acquisition terminal. The electric energy acquisition system comprises a main station server, at least one electric energy data acquisition terminal and at least one electric energy meter, wherein each electric energy data acquisition terminal comprises a central processing unit, and a modulator-demodulator, a wireless positioning module, a pulse acquisition circuit and a field bus interface which are connected with the central processing unit; each field bus interface and the corresponding pulse acquisition circuit are connected with the corresponding electric energy meter; each modulator-demodulator is connected with the main station server. With the adoption of the electric energy acquisition system based on the remote electric energy data acquisition terminal provided by the invention, the system is designed by taking a network technology as a core so that acquired electric energy data can be accurately uploaded to a main station system by a wireless network; the certainty of electric energy data acquisition time can be guaranteed by utilizing time services of a GPS (Global Positioning System) module in the acquisition system.
Description
Technical field
The invention belongs to computer software fields, be specifically related to a kind of electric energy collection system based on remote power data collection station.
Background technology
Along with the high speed development of computer technology, network technology and large scale integrated circuit, there is the trend towards networking future development in dynamic signal analysis system.With computer technology, chip technology with take software as the focus that the embedded system (EmbeddedSystem) of core becomes current research and application once again.Relative to general-purpose computing system, the maximum feature of embedded system is purpose and with strong points, the i.e. development and Design of every suit embedded system application scenario that has it special and specific function, and there is the features such as real-time is high, low in energy consumption, volume is little, integrated level is high, cost is low usually.
Remote power data collection station (ERTU) is the intermediate equipment between metering main website and rate device (electric energy meter) in calculating fee of electric energy system, mainly completes the functions such as data acquisition for electric energy, process, storage and forwarding.The application of embedded technology in electric system has long history, early domesticly several years ago just starts to introduce the grid monitoring system that embedded real-time operating system (RealTimeOperationSystem-RTOS) is core.Along with improving constantly of Automation of Electric Systems degree and developing rapidly of embedded technology in recent years, embedded technology is more and more widely used in the every field such as data acquisition, condition monitoring, aut.eq., Microcomputer Protection, distribute control.
Existing electric quantity acquisition relies on artificial realization, wastes time and energy, urgently improves.
Summary of the invention
Rely on artificial realization for overcoming existing electric quantity acquisition, the technological deficiency wasted time and energy, the invention discloses a kind of electric energy collection system based on remote power data collection station.
Electric energy collection system based on remote power data collection station of the present invention, comprise main website server, at least one electrical energy data acquisition terminal, at least one electric energy meter, modulator-demodular unit, wireless locating module, pulse acquisition circuit, field-bus interface that described electrical energy data acquisition terminal comprises central processing unit and is connected with central processing unit; Described field-bus interface is all connected with electric energy meter with pulse acquisition circuit, and described modulator-demodular unit is connected with main website server.
Preferably, the described wireless locating module gps antenna that comprises GPS module and be connected with GPS module.
Preferably, described modulator-demodular unit is GPRS modulator-demodular unit.
Preferably, described field-bus interface is RS485 interface.
Preferably, described central processing unit is INTEL486 processor.
Preferably, described electric energy meter is digital electric energy meter.
Adopt the electric energy collection system based on remote power data collection station of the present invention, system is that core designs with network technology, make the energy data gathered be uploaded to main station system accurately by wireless network, utilize the time service of GPS module in acquisition system can ensure to gather the determinacy of energy data time.
Accompanying drawing explanation
Fig. 1 illustrates the schematic diagram of a kind of embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Electric energy collection system based on remote power data collection station of the present invention, comprise main website server, at least one electrical energy data acquisition terminal, at least one electric energy meter, modulator-demodular unit, wireless locating module, pulse acquisition circuit, field-bus interface that described electrical energy data acquisition terminal comprises central processing unit and is connected with central processing unit; Described field-bus interface is all connected with electric energy meter with pulse acquisition circuit, and described modulator-demodular unit is connected with main website server.
Preferably, the described wireless locating module gps antenna that comprises GPS module and be connected with GPS module.
Preferably, described modulator-demodular unit is GPRS modulator-demodular unit.
Preferably, described field-bus interface is RS485 interface.
Preferably, described central processing unit is INTEL486 processor.
Preferably, described electric energy meter is digital electric energy meter.
Adopt the electric energy collection system based on remote power data collection station of the present invention, system is that core designs with network technology, make the energy data gathered be uploaded to main station system accurately by wireless network, utilize the time service of GPS module in acquisition system can ensure to gather the determinacy of energy data time.
As Fig. 1 illustrates the present invention's specific embodiment, system can gather 32/64 road pulse input signal, and the pulse scan period is 10ms, and sampling resolution is not less than 40ms, has hardware filtering, and software carries out filtering process according to electric energy meter type and pulsewidth simultaneously.Utilize Electric Energy Acquisition System to provide 4 road RS-485 interfaces, each RS-485 interface can be accessed by 32 Multifunctional electronic electric energy meters, can also expand.Copy and accept interval to be set by a main website distant place, also can set in acquisition system side, each data joining day information read from electric energy meter be stored as with time target data, the temporal information of coulomb collection system carries out precision time service by the GPS module in system, when also can carry out the school of broadcast mode to Multifunctional electronic electric energy meter when acquisition system completes school by gps clock, this embedded-type electric energy collecting system both can with pulsed and the terminal communication of pulsed ammeter, also can with the terminal communication of digital interface electronic power meter, provide a GPRS interface simultaneously, support ICP/IP protocol, main website server is uploaded to by GPRS network.
Previously described is each preferred embodiment of the present invention, preferred implementation in each preferred embodiment is if not obviously contradictory or premised on a certain preferred implementation, each preferred implementation can stack combinations use arbitrarily, design parameter in described embodiment and embodiment is only the invention proof procedure in order to clear statement inventor, and be not used to limit scope of patent protection of the present invention, scope of patent protection of the present invention is still as the criterion with its claims, the equivalent structure change that every utilization instructions of the present invention and accompanying drawing content are done, in like manner all should be included in protection scope of the present invention.
Claims (6)
1. based on the electric energy collection system of remote power data collection station, comprise main website server, at least one electrical energy data acquisition terminal, at least one electric energy meter, it is characterized in that, modulator-demodular unit, wireless locating module, pulse acquisition circuit, field-bus interface that described electrical energy data acquisition terminal comprises central processing unit and is connected with central processing unit; Described field-bus interface is all connected with electric energy meter with pulse acquisition circuit, and described modulator-demodular unit is connected with main website server.
2., as claimed in claim 1 based on the electric energy collection system of remote power data collection station, it is characterized in that, the gps antenna that described wireless locating module comprises GPS module and is connected with GPS module.
3., as claimed in claim 1 based on the electric energy collection system of remote power data collection station, it is characterized in that, described modulator-demodular unit is GPRS modulator-demodular unit.
4., as claimed in claim 1 based on the electric energy collection system of remote power data collection station, it is characterized in that, described field-bus interface is RS485 interface.
5., as claimed in claim 1 based on the electric energy collection system of remote power data collection station, it is characterized in that, described central processing unit is INTEL486 processor.
6., as claimed in claim 1 based on the electric energy collection system of remote power data collection station, it is characterized in that, described electric energy meter is digital electric energy meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310406366.4A CN104422821A (en) | 2013-09-10 | 2013-09-10 | Electric energy acquisition system based on remote electric energy data acquisition terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310406366.4A CN104422821A (en) | 2013-09-10 | 2013-09-10 | Electric energy acquisition system based on remote electric energy data acquisition terminal |
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| CN104422821A true CN104422821A (en) | 2015-03-18 |
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| CN201310406366.4A Pending CN104422821A (en) | 2013-09-10 | 2013-09-10 | Electric energy acquisition system based on remote electric energy data acquisition terminal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281346A (en) * | 2015-11-27 | 2016-01-27 | 国网重庆市电力公司电力科学研究院 | Remote rural network power distribution line reactive monitoring system |
| CN106375480A (en) * | 2016-11-01 | 2017-02-01 | 北京博望华科科技有限公司 | Electric energy data real-time acquisition system and method based on distributed system |
| CN107346995A (en) * | 2017-07-31 | 2017-11-14 | 威胜信息技术股份有限公司 | Clock synchronizing method based on power information acquisition terminal |
| CN113206718A (en) * | 2021-03-09 | 2021-08-03 | 浙江华云信息科技有限公司 | Clock monitoring and synchronizing method suitable for electric energy acquisition system |
-
2013
- 2013-09-10 CN CN201310406366.4A patent/CN104422821A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281346A (en) * | 2015-11-27 | 2016-01-27 | 国网重庆市电力公司电力科学研究院 | Remote rural network power distribution line reactive monitoring system |
| CN106375480A (en) * | 2016-11-01 | 2017-02-01 | 北京博望华科科技有限公司 | Electric energy data real-time acquisition system and method based on distributed system |
| CN107346995A (en) * | 2017-07-31 | 2017-11-14 | 威胜信息技术股份有限公司 | Clock synchronizing method based on power information acquisition terminal |
| CN113206718A (en) * | 2021-03-09 | 2021-08-03 | 浙江华云信息科技有限公司 | Clock monitoring and synchronizing method suitable for electric energy acquisition system |
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Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |