CN101702540A - Electrical energy real time monitoring and line loss analysis system based on wireless mesh ad hoc network - Google Patents

Electrical energy real time monitoring and line loss analysis system based on wireless mesh ad hoc network Download PDF

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Publication number
CN101702540A
CN101702540A CN200910253657A CN200910253657A CN101702540A CN 101702540 A CN101702540 A CN 101702540A CN 200910253657 A CN200910253657 A CN 200910253657A CN 200910253657 A CN200910253657 A CN 200910253657A CN 101702540 A CN101702540 A CN 101702540A
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CN
China
Prior art keywords
module
distribution transformer
wireless
hoc network
type radio
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Pending
Application number
CN200910253657A
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Chinese (zh)
Inventor
秦冬雷
吴锡生
吴滨
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Wuxi Hengtong Electric Appliance Co Ltd
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Wuxi Hengtong Electric Appliance Co Ltd
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Priority to CN200910253657A priority Critical patent/CN101702540A/en
Publication of CN101702540A publication Critical patent/CN101702540A/en
Pending legal-status Critical Current

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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
    • Y02E60/7853
    • 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

Abstract

The invention relates to an electrical energy real time monitoring and line loss analysis system based on a wireless mesh ad hoc network, which comprises a main station system, a distribution transformer monitor, a concentrator, a gateway meter and a collector; wherein a three-in-one distribution transformer monitor is adopted by the distribution transformer monitor, the concentrator and the gateway meter, and comprises a metering monitoring module, a wireless ad hoc network module, a GPRS/CDMA communication module, a first memory and a first microprocessor; the collector comprises an I-type wireless electric energy meter which includes a metering module, the wireless ad hoc network module, a second memory and a second microprocessor; the three-in-one distribution transformer monitor is connected with the wireless mesh ad hoc network formed by the I-type wireless electric energy meter; and the three-in-one distribution transformer monitor is also connected with the main station system. By adopting the wireless mesh ad hoc network communication technology, the system can realize the embedded development technique with the three-in-one function of the gateway meter, the concentrator and the distribution transformer monitor, thus reducing the cost and improving the real-time property.

Description

A kind of electrical energy real time monitoring and line loss analysis system based on wireless mesh ad hoc network
(1) technical field
The present invention relates to the remote monitoring and the line loss analysis system of power matching network, be specially a kind of electrical energy real time monitoring and line loss analysis system based on wireless mesh ad hoc network.
(2) background technology
At present, power line carrier and 485 communication+infrared palm machines are mainly adopted in the collection of energy data.The defective of power line carrier is that real time of data transmission is relatively poor, need under the extreme case 24 hours could be with data back.The defective of 485 communication+infrared palm machines or GPRS/CDMA system has two: the firstth, increase construction volume, and the secondth, infrared palm machine needs personnel to the scene, and real-time is also relatively poor.
Power energy monitoring and controlling and separated time divide platform loss on transformers and power transmission lines analytical system mainly to adopt Source of Gateway Meter, concentrator and distribution transformer monitoring instrument.Because the collection of energy data can't guarantee that concentrator can collect all electricity consumption data of low-voltage customer in real time at present, therefore, Source of Gateway Meter, concentrator and this three of distribution transformer monitoring instrument are lumped together the real-time monitoring that still is not enough to finish real-time line loss analyzing and distribution transformer running status.In addition, Source of Gateway Meter, concentrator and distribution transformer monitoring instrument divide and are arranged, and they communicate with main station system respectively, can not shared channel, and communications cost and equipment cost are higher.
(3) summary of the invention
At the problems referred to above, the invention provides a kind of electrical energy real time monitoring and line loss analysis system based on wireless mesh ad hoc network, the real-time of this system is good and equipment cost is low.
Its technical scheme is such: it comprises main station system, distribution transformer monitoring instrument, concentrator, Source of Gateway Meter and collector, and described main station system comprises database server, the communication server and WEB server; Described distribution transformer monitoring instrument, concentrator and Source of Gateway Meter adopt three-in-one distribution transformer monitoring instrument, described three-in-one distribution transformer monitoring instrument comprises measure monitor module, wireless self-networking module, GPRS/CDMA communication module, first memory and first microprocessor, and described measure monitor module, wireless self-networking module, GPRS/CDMA communication module and first memory are connected with described first microprocessor respectively; Described collector comprises I type radio energy table, described I type radio energy table comprises metering module, wireless self-networking module, second memory and second microprocessor, and described metering module, wireless self-networking module and second memory link to each other with described second microprocessor respectively; Described three-in-one distribution transformer monitoring instrument and described I type radio energy table are formed wireless mesh ad hoc network by described wireless self-networking module; The GPRS/CDMA communication module of described three-in-one distribution transformer monitoring instrument is connected with the communication server of described main station system by optical fiber or GPRS/CDMA channel.
The further technical scheme of the present invention is:
Described collector also comprises II type radio energy table, and described II type radio energy table is by wireless self-networking module and the communication of described I type radio energy table; Described collector also comprises common electric energy meter, and described I type radio energy table also comprises the RS485 communication module, and described common electric energy meter is connected with the RS485 communication module of described I type radio energy table by 485 buses; Described wireless self-networking module comprises wireless communication chips, the 3rd memory and the 3rd microprocessor, and described wireless communication chips, the 3rd memory link to each other with described the 3rd microprocessor respectively.
Technique effect of the present invention is: three-in-one distribution transformer monitoring instrument rolls into one the function of measuring of Source of Gateway Meter of the prior art, the distribution transformer monitoring running state function with electric data collecting and distribution transformer monitoring instrument of concentrator, solve the channel sharing problem well, reduced communications cost and equipment cost; Three-in-one distribution transformer monitoring instrument and I type radio energy table are formed wireless mesh ad hoc network, can guarantee to collect in real time the electricity consumption data, can finish separated time well and divide platform to become the real-time monitoring of real-time line loss analyzing and distribution transformer running status.
(4) description of drawings
Fig. 1 is a structured flowchart of the present invention;
Fig. 2 is the structured flowchart of the I type radio energy table among the present invention;
Fig. 3 is the structured flowchart of the three-in-one distribution transformer monitoring instrument among the present invention;
Fig. 4 is the structured flowchart of the wireless self-networking module among the present invention;
Fig. 5 is the use schematic diagram of the IEC62056 agreement middleware among the present invention;
Fig. 6 is the flow chart of the IEC62056 agreement middleware software among the present invention.
(5) embodiment
As shown in Figure 1, the present invention includes main station system, distribution transformer monitoring instrument, concentrator, Source of Gateway Meter and collector.Main station system comprises database server, the communication server and WEB server.
Distribution transformer monitoring instrument among the present invention, concentrator, Source of Gateway Meter adopt three-in-one distribution transformer monitoring instrument.As shown in Figure 3, three-in-one distribution transformer monitoring instrument comprises measure monitor module, wireless self-networking module, GPRS/CDMA communication module, first memory and first microprocessor, and described measure monitor module, wireless self-networking module, GPRS/CDMA communication module and first memory are connected with first microprocessor respectively.Three-in-one distribution transformer monitoring instrument can also comprise and is connected infrared communication module and RS485 communication module with first microprocessor.Wherein, wireless self-networking module, GPRS/CDMA communication module and first microprocessor are powered by power supply, and stand-by power supply can also be set.Three-in-one distribution transformer monitoring instrument rolls into one the function of measuring of Source of Gateway Meter of the prior art, the distribution transformer monitoring running state function with electric data collecting and distribution transformer monitoring instrument of concentrator, solved the channel sharing problem well, reduced communications cost and equipment cost, can finish separated time well simultaneously and divide platform to become the real-time monitoring of real-time line loss analyzing and distribution transformer running status.
Collector comprises I type radio energy table.As shown in Figure 2, I type radio energy table comprises metering module, wireless self-networking module, second memory and second microprocessor, and described metering module, wireless self-networking module and second memory link to each other with second microprocessor respectively.I type radio energy table also comprises the RS485 communication module.I type radio energy table has networking capability.
Collector can also comprise II type radio energy table, and II type radio energy table does not possess networking function, can only pass through wireless self-networking module and the communication of I type radio energy table.The function of I type radio energy table and II type radio energy table mainly contains metering, pre-payment control.
For the existing equipment of compatibility, collector can also comprise common electric energy meter, and common electric energy meter is connected with the RS485 communication module of I type radio energy table by 485 buses.
Three-in-one distribution transformer monitoring instrument and described I type radio energy table are formed wireless mesh ad hoc network by the wireless self-networking module, realized wireless mesh ad hoc network communication, can guarantee to collect in real time the electricity consumption data of all low-voltage customers, and give three-in-one distribution transformer monitoring instrument with user's electricity consumption data upload by this network.The GPRS/CDMA communication module of three-in-one distribution transformer monitoring instrument is connected with the communication server of main station system by optical fiber or GPRS/CDMA channel, upload the data to the information platform of electric power enterprise.The software of main station system obtains these on-the-spot data by information platform, then data is carried out various processing, to realize storage, inquiry, statistics and other Premium Features, comprises real-time line loss analyzing.
By the wireless mesh ad hoc network communication technology and the embedded development technology that realized Source of Gateway Meter, concentrator and the three-in-one function of distribution transformer monitoring instrument, the present invention has reduced manufacturing, construction, operating cost, has improved real-time communication; Can realize that long-range pre-payment, electrical energy data acquiring, distribution transforming are monitored in real time and separated time divides platform to become real-time line loss analyzing.
As shown in Figure 4, wireless self-networking module in I type radio energy table, II type radio energy table and the three-in-one distribution transformer monitoring instrument comprises wireless communication chips, the 3rd memory and the 3rd microprocessor, and wireless communication chips, the 3rd memory link to each other with the 3rd microprocessor respectively.
In order better systematic unity to be got up, the present invention also studies and has realized IEC62056 agreement middleware, Figure 5 shows that the use schematic diagram of this middleware.Need and follow the software that the IEC62056 protocol devices is communicated by letter, can under the situation that need not understand the IEC62056 Details Of Agreement in depth, finish the communication function of software by calling middleware.
Middleware meets software standard, can be called by various programming tools at an easy rate.In use, by easy calling interface, as long as the content that will need to communicate by letter passes to middleware as call parameters, middleware can be produced communication data or resolution data according to the IEC62056 consensus standard automatically, finish that order issues or data collection task, then feedback information is passed to caller.
Perfect agreement need be considered the situation that much may occur, and is therefore very loaded down with trivial details.IEC62056 has comprised a lot of contents, is realized with the form of middleware, and maximum benefit can be reused exactly, and can test fully its agreement accordance.
Figure 6 shows that the flow chart of the IEC62056 agreement middleware software among the present invention, its flow process is as follows:
1) at first judged whether communication,, received data if having;
2) data are carried out verification;
3) intercepting message sign from data;
4) from normative document, read standard content, as resolving foundation;
5) judgement information from which direction is come, if software issues parameter and order, then by standard splicing Frame, and issues, and processing and shaking hands of underlying device are replied flow process simultaneously; Up to communicating by letter successfully, by software interface, to calling the software flow return information;
6), then resolve, and shake hands by flow process and underlying device and to reply by standard if underlying device is uploaded data; After parsing is finished by software interface to the caller return data.

Claims (4)

1. electrical energy real time monitoring and line loss analysis system based on a wireless mesh ad hoc network, comprise main station system, distribution transformer monitoring instrument, concentrator, Source of Gateway Meter and collector, it is characterized in that: described main station system comprises database server, the communication server and WEB server; Described distribution transformer monitoring instrument, concentrator and Source of Gateway Meter adopt three-in-one distribution transformer monitoring instrument, described three-in-one distribution transformer monitoring instrument comprises measure monitor module, wireless self-networking module, GPRS/CDMA communication module, first memory and first microprocessor, and described measure monitor module, wireless self-networking module, GPRS/CDMA communication module and first memory are connected with described first microprocessor respectively; Described collector comprises I type radio energy table, described I type radio energy table comprises metering module, wireless self-networking module, second memory and second microprocessor, and described metering module, wireless self-networking module and second memory link to each other with described second microprocessor respectively; Described three-in-one distribution transformer monitoring instrument and described I type radio energy table are formed wireless mesh ad hoc network by described wireless self-networking module; The GPRS/CDMA communication module of described three-in-one distribution transformer monitoring instrument is connected with the communication server of described main station system by optical fiber or GPRS/CDMA channel.
2. a kind of electrical energy real time monitoring and line loss analysis system according to claim 1 based on wireless mesh ad hoc network, it is characterized in that: described collector also comprises II type radio energy table, and described II type radio energy table is by wireless self-networking module and the communication of described I type radio energy table.
3. a kind of electrical energy real time monitoring and line loss analysis system according to claim 1 based on wireless mesh ad hoc network, it is characterized in that: described collector also comprises common electric energy meter, described I type radio energy table also comprises the RS485 communication module, and described common electric energy meter is connected with the RS485 communication module of described I type radio energy table by 485 buses.
4. according to each described a kind of electrical energy real time monitoring and line loss analysis system in the claim 1 to 3 based on wireless mesh ad hoc network, it is characterized in that: described wireless self-networking module comprises wireless communication chips, the 3rd memory and the 3rd microprocessor, and described wireless communication chips, the 3rd memory link to each other with described the 3rd microprocessor respectively.
CN200910253657A 2009-12-04 2009-12-04 Electrical energy real time monitoring and line loss analysis system based on wireless mesh ad hoc network Pending CN101702540A (en)

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Application Number Priority Date Filing Date Title
CN200910253657A CN101702540A (en) 2009-12-04 2009-12-04 Electrical energy real time monitoring and line loss analysis system based on wireless mesh ad hoc network

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102253669A (en) * 2011-06-30 2011-11-23 东莞市瑞柯电机有限公司 Electric energy centralized monitoring system
CN102347643A (en) * 2011-08-04 2012-02-08 重庆大学 Plane-type self-organized radio energy transmission network and transmitting method of radio energy network
CN102998561A (en) * 2012-11-22 2013-03-27 余姚市供电局 Device and system for detecting line loss
CN103116346A (en) * 2013-02-22 2013-05-22 西安众恒科技有限公司 Power quality online monitoring system of network topology wireless communication
CN104104148A (en) * 2014-06-20 2014-10-15 国家电网公司 Real-time line loss intelligent monitoring, analyzing and positioning system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102253669A (en) * 2011-06-30 2011-11-23 东莞市瑞柯电机有限公司 Electric energy centralized monitoring system
CN102347643A (en) * 2011-08-04 2012-02-08 重庆大学 Plane-type self-organized radio energy transmission network and transmitting method of radio energy network
CN102347643B (en) * 2011-08-04 2013-12-04 重庆大学 Plane-type self-organized radio energy transmission network and transmitting method of radio energy network
CN102998561A (en) * 2012-11-22 2013-03-27 余姚市供电局 Device and system for detecting line loss
CN103116346A (en) * 2013-02-22 2013-05-22 西安众恒科技有限公司 Power quality online monitoring system of network topology wireless communication
CN104104148A (en) * 2014-06-20 2014-10-15 国家电网公司 Real-time line loss intelligent monitoring, analyzing and positioning system

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