CN105913641A - Remote automatic meter reading system - Google Patents
Remote automatic meter reading system Download PDFInfo
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- CN105913641A CN105913641A CN201610369031.3A CN201610369031A CN105913641A CN 105913641 A CN105913641 A CN 105913641A CN 201610369031 A CN201610369031 A CN 201610369031A CN 105913641 A CN105913641 A CN 105913641A
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- meter reading
- reading system
- gprs
- remote automatic
- automatic meter
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Computer Networks & Wireless Communication (AREA)
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- General Physics & Mathematics (AREA)
- Telephonic Communication Services (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a remote automatic meter reading system. The remote automatic meter reading system comprises a management center, wherein the management center is connected with at least one concentrator; each concentrator is connected with at least one acquisition unit; and the acquisition device is connected with an electric meter matched with each user to use. According to the remote automatic meter reading system, data of an electric power system, which is acquired by a clustered type intelligent electric meter, is transmitted to each grade of concentrated monitoring center in real time, so that uniform monitoring and distributed management of electric power monitoring equipment are realized. A GPRS (General Packet Radio Service) network can provide a simple and effective communication transmission means to the electric power system; the remote automatic meter reading system has the advantages of sufficiently utilizing an existing network, shortening a construction period and reducing the construction cost; and the equipment is convenient to mount and simple to maintain, human resources can be reduced, the maintenance time is shortened and the special line construction cost is saved.
Description
Technical field
The present invention relates to power information acquisition technique field, specifically refer to a kind of remote automatic meter reading system.
Background technology
For management of power use department, remote meter reading is always the thing of a unusual headache, needs to put into substantial amounts of human and material resources and financial resources.Because large number of, geographical position disperses, and brings great inconvenience to staff.
The meter register method not only efficiency of manually visiting used traditionally is low, and often occurs that leakage is copied, the phenomenon such as copied by mistake.Along with information technology and the development of network, occur in that Automatic meter reading system.
Modern intelligentized system typically uses two kinds of forms, i.e. power carrier collection to copy and bus communication mode.Owing to the electrical network of China is during transmission data, often disturbed by wireless messages number, electromagnetic signal, pulse signal, cause transmitting data error code, losing the situation of code.Bus communication mode centralized meter-reading system is complex, and additionally to lay communication cable, especially for Support during Old City Reconstruction project, exists for bigger problem.
Summary of the invention
It is an object of the invention to provide a kind of remote automatic meter reading system based on GPRS network that can solve above-mentioned produced problem.
The present invention is achieved through the following technical solutions: a kind of remote automatic meter reading system, including administrative center, described administrative center connects at least one concentrator, and described concentrator connects at least one harvester, and harvester is repaid principal and is not connected to the ammeter that matched each user uses.
Ammeter concentrator is passed to by GPRS, ammeter concentrator is connected with GPRS transparent data transfer terminal by SPI mouth, ammeter data is sent to GPRS data network after protocol encapsulation, power dispatching data center is transferred data to, it is achieved ammeter data and data center systems wireless connections by GPRS data network.
GPRS wireless power remote meter reading has the following characteristics that with control system
1, real-time: owing to GPRS has real-time online characteristic, the data of multiple/all data collection points can be processed.Can well meet system to data acquisition and the requirement of transmission real-time.
2, ammeter equipment remotely can be controlled: also can be realized by GPRS bilateral system ammeter equipment is remotely controlled, carry out parameter adjustment, switch etc. and control operation.
3, construction cost is low: owing to using the wireless public network platform of GPRS, only need to install equipment the most permissible, it is not necessary to connecting up specially for remote meter reading, up-front investment is few, instant effect, and the later stage upgrades, maintenance cost is low；
4, to copy scope wide: GPRS wide coverage for collection, within the coverage of wireless GSM/GPRS network, can complete control and the management copying collection.And, dilatation is unrestricted, accesses place unrestricted, can meet mountain area, small towns and trans-regional access demand.
5, the transmission capacity of system is big: management of power use center to keep connecting with each ammeter data collection point.Owing to ammeter data collection point is large number of, system requirements can meet the needs of burst data transmission, and GPRS technology can meet the needs of transmission burst data well.
6, data transfer rate is high: each volume of transmitted data in each ammeter data collection point is within 10Kbps.GPRS network transfer rate is in theory up to 115.2kbit/s, and current GPRS actual data transfer rate, at about 40Kbps, is entirely capable of meeting the demand of native system message transmission rate (>=10Kbps).
7, communication cost is low: using monthly payment charging way, operation cost is low.Three, system constructing is IP address-based data packet communications network owing to GPRS communicates, the IP address that distribution center's main frame configuration is fixing, and each ammeter data collection point uses GPRS module and this main frame to communicate.
(1) system composition
1, ammeter data collection point: ammeter data collection point is positioned at residential quarter, the electricity consumption data of resident are connected with GPRS transparent data transfer terminal by ammeter SPI interface.By GPRS transparent data transfer terminal built-in flush bonding processor, data are processed, GSM network it is sent to after protocol encapsulation, the long-distance meter-reading system of management of power use department it is sent to, it is achieved ammeter data and the on-line joining process of data center systems by GPRS network.Ammeter concentrator is directly connected on ammeter by GPRS, both can support single ammeter, it is also possible to support multiple ammeter simultaneously, it is achieved to collection, storage, the pretreatment of ammeter parameter or and the ammeter data collected is sent to management of power use department in real time；Meanwhile, the telecommand that management of power use department sends also can be passed to ammeter control module by ammeter concentrator, and ammeter is controlled operation.
2, management of power use department: management of power use department uses special line, is connected with GPRS network.Owing to special line can provide higher bandwidth, when ammeter data collection point quantity increases, and center can meet demand without dilatation.
3, GPRS/GSM mobile data transfer network: decoding data is processed by the data that ammeter concentrator gathers through GPRS network air interface functional module simultaneously, it is converted into the form transmitted in public network data, it is transmitted by the GPRS radio data network of China Mobile, is ultimately delivered to management of power use department.(2) each ammeter of system schema uses GPRS transparent data transfer terminal, is connected with the management of power use by the GPRS network of movement.All authorized information gathering points all can use native system: 1, ammeter data collection point must use mobile unified STK card, and user uses this card to be only used for the data communication function with distribution center.2, wireless communication terminal equipment uses GPRS mobile data communication terminal.
Use GPRS wireless transparent data transmission terminal.Product, based on GPRS network, has the features such as high-performance, highly reliable and capacity of resisting disturbance are strong；1,900/1800/1900MHz tri-frequency GSM/GPRS is supported；2, interface: RS232, RS485, PCMCIA；3, Systems Theory transfer rate 115.2Kbps, actual transfer rate 40Kbps；4,2000/XP operating system is supported；5, transparent data transfer and protocol conversion are supported；6, VPN security function is supported；7, flexible for installation, easy to use, reliable.
Due to the particularity of power remote meter reading system, native system needs high system security assurance and stability.Safety guarantee mainly prevents from, from having a mind to and breaking ring unintentionally inside and outside system, stably referring to that system can run without interruption, even if there is hardware and software fault, system is also run.1, APN private network pattern: utilize the uniqueness of SIM, delimit user and can be accessed by the scope of certain system, can be prevented effectively from illegal invasion.The special APN using China Mobile's distribution carries out wireless network access, binds SIM and APN at network side, and the SIM only belonging to designated trade could access special APN.2, for specific user, can distribute specific ID and password to each mobile terminal by data center, other do not have the mobile terminal of ID that data center distributes and password to will be unable to log into system, and the safety of system further enhances.3, the firewall filtering of safety, arranges firewall software safeguards system safety.
To better implement the present invention, further, described administrative center and concentrator are by uplink communication connection.
To better implement the present invention, further, described uplink communication circuit be phone, wireless, special line these three communication media at least one.
To better implement the present invention, further, by downlink communication connection between described concentrator and harvester.
To better implement the present invention, further, described downlink communication circuit be LonWork bus, CAN, RS0485 bus these three bus at least one.
To better implement the present invention, further, described concentrator includes unit sheet, and described unit sheet is connected with GPRS module and harvester respectively by two universal asynchronous receiving-transmitting transmitters, and described unit sheet has been also respectively connected with keyboard, power supply and LCDs.
To better implement the present invention, further, described unit sheet is connected with storage chip also by spi bus.
To better implement the present invention, further, described GPRS module has been also respectively connected with SIM, Anneta module, mike and microphone.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) present invention passes through GPRS network system, the electric power system data of concentrating type intelligent electric meter collection can be delivered to center of the centralized monitors at different levels in real time, to realize the unified monitoring to energy monitoring apparatus and distributed management.GPRS network can be that power system provides simple efficient communications means；
(2) present invention can provide the wireless IP of wide area to connect by gprs system.The gprs service platform of mobile operator builds power remote meter reading system, realize wireless data transmission and the control of ammeter data, have and can make full use of existing network, shorten the construction period, the advantage reducingd the construction costs, and equipment is easy for installation, it is simple to safeguard；
(3) in the present invention, GPRS power remote meter reading system is made up of with the ammeter data collection point being positioned at residential quarter the distribution center being positioned at management of power use department, and ammeter data may utilize existing GPRS/GSM network and is transmitted；
(4) each important power node is monitored by the GPRS mobile data network that electricity administration section is possible with in the present invention, automatically read related data and analyzed, also can the most remotely control or plant maintenance, human resources can be reduced, shorten the maintenance time and save special line construction cost.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, other features, objects, and advantages of the invention will become apparent:
Fig. 1 is the structural schematic block diagram of the present invention；
Fig. 2 is the part-structure schematic block diagram of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this, without departing from the idea case in the present invention described above, according to ordinary skill knowledge and customary means, make various replacement and change, all should be included within the scope of the invention.
Embodiment 1:
The primary structure of the present embodiment, as it is shown in figure 1, include administrative center, described administrative center connects at least one concentrator, and described concentrator connects at least one harvester, and harvester is repaid principal and is not connected to the ammeter that matched each user uses.
The present embodiment passes through GPRS network system, the electric power system data of concentrating type intelligent electric meter collection can be delivered to center of the centralized monitors at different levels in real time, to realize the unified monitoring to energy monitoring apparatus and distributed management.GPRS network can be that power system provides simple efficient communications means；
The present embodiment can provide the wireless IP of wide area to connect by gprs system.The gprs service platform of mobile operator builds power remote meter reading system, realize wireless data transmission and the control of ammeter data, have and can make full use of existing network, shorten the construction period, the advantage reducingd the construction costs, and equipment is easy for installation, it is simple to safeguard；
In embodiment, GPRS power remote meter reading system is made up of with the ammeter data collection point being positioned at residential quarter the distribution center being positioned at management of power use department, and ammeter data may utilize existing GPRS/GSM network and is transmitted；
Each important power node is monitored by the GPRS mobile data network that electricity administration section is possible with in the present embodiment, automatically read related data and analyzed, also can the most remotely control or plant maintenance, human resources can be reduced, shorten the maintenance time and save special line construction cost.
Ammeter concentrator is passed to by GPRS, ammeter concentrator is connected with GPRS transparent data transfer terminal by SPI mouth, ammeter data is sent to GPRS data network after protocol encapsulation, power dispatching data center is transferred data to, it is achieved ammeter data and data center systems wireless connections by GPRS data network.
GPRS wireless power remote meter reading has the following characteristics that with control system
1, real-time: owing to GPRS has real-time online characteristic, the data of multiple/all data collection points can be processed.Can well meet system to data acquisition and the requirement of transmission real-time.
2, ammeter equipment remotely can be controlled: also can be realized by GPRS bilateral system ammeter equipment is remotely controlled, carry out parameter adjustment, switch etc. and control operation.
3, construction cost is low: owing to using the wireless public network platform of GPRS, only need to install equipment the most permissible, it is not necessary to connecting up specially for remote meter reading, up-front investment is few, instant effect, and the later stage upgrades, maintenance cost is low；
4, to copy scope wide: GPRS wide coverage for collection, within the coverage of wireless GSM/GPRS network, can complete control and the management copying collection.And, dilatation is unrestricted, accesses place unrestricted, can meet mountain area, small towns and trans-regional access demand.
5, the transmission capacity of system is big: management of power use center to keep connecting with each ammeter data collection point.Owing to ammeter data collection point is large number of, system requirements can meet the needs of burst data transmission, and GPRS technology can meet the needs of transmission burst data well.
6, data transfer rate is high: each volume of transmitted data in each ammeter data collection point is within 10Kbps.GPRS network transfer rate is in theory up to 115.2kbit/s, and current GPRS actual data transfer rate, at about 40Kbps, is entirely capable of meeting the demand of native system message transmission rate (>=10Kbps).
7, communication cost is low: using monthly payment charging way, operation cost is low.Three, system constructing is IP address-based data packet communications network owing to GPRS communicates, the IP address that distribution center's main frame configuration is fixing, and each ammeter data collection point uses GPRS module and this main frame to communicate.
(1) system composition
1, ammeter data collection point: ammeter data collection point is positioned at residential quarter, the electricity consumption data of resident are connected with GPRS transparent data transfer terminal by ammeter SPI interface.By GPRS transparent data transfer terminal built-in flush bonding processor, data are processed, GSM network it is sent to after protocol encapsulation, the long-distance meter-reading system of management of power use department it is sent to, it is achieved ammeter data and the on-line joining process of data center systems by GPRS network.Ammeter concentrator is directly connected on ammeter by GPRS, both can support single ammeter, it is also possible to support multiple ammeter simultaneously, it is achieved to collection, storage, the pretreatment of ammeter parameter or and the ammeter data collected is sent to management of power use department in real time；Meanwhile, the telecommand that management of power use department sends also can be passed to ammeter control module by ammeter concentrator, and ammeter is controlled operation.
2, management of power use department: management of power use department uses special line, is connected with GPRS network.Owing to special line can provide higher bandwidth, when ammeter data collection point quantity increases, and center can meet demand without dilatation.
3, GPRS/GSM mobile data transfer network: decoding data is processed by the data that ammeter concentrator gathers through GPRS network air interface functional module simultaneously, it is converted into the form transmitted in public network data, it is transmitted by the GPRS radio data network of China Mobile, is ultimately delivered to management of power use department.(2) each ammeter of system schema uses GPRS transparent data transfer terminal, is connected with the management of power use by the GPRS network of movement.All authorized information gathering points all can use native system: 1, ammeter data collection point must use mobile unified STK card, and user uses this card to be only used for the data communication function with distribution center.2, wireless communication terminal equipment uses GPRS mobile data communication terminal.
Use GPRS wireless transparent data transmission terminal.Product, based on GPRS network, has the features such as high-performance, highly reliable and capacity of resisting disturbance are strong；1,900/1800/1900MHz tri-frequency GSM/GPRS is supported；2, interface: RS232, RS485, PCMCIA；3, Systems Theory transfer rate 115.2Kbps, actual transfer rate 40Kbps；4,2000/XP operating system is supported；5, transparent data transfer and protocol conversion are supported；6, VPN security function is supported；7, flexible for installation, easy to use, reliable.
Due to the particularity of power remote meter reading system, native system needs high system security assurance and stability.Safety guarantee mainly prevents from, from having a mind to and breaking ring unintentionally inside and outside system, stably referring to that system can run without interruption, even if there is hardware and software fault, system is also run.1, APN private network pattern: utilize the uniqueness of SIM, delimit user and can be accessed by the scope of certain system, can be prevented effectively from illegal invasion.The special APN using China Mobile's distribution carries out wireless network access, binds SIM and APN at network side, and the SIM only belonging to designated trade could access special APN.2, for specific user, can distribute specific ID and password to each mobile terminal by data center, other do not have the mobile terminal of ID that data center distributes and password to will be unable to log into system, and the safety of system further enhances.3, the firewall filtering of safety, arranges firewall software safeguards system safety.
Embodiment 2:
The present embodiment, on the basis of above-described embodiment, further defines described administrative center with concentrator by uplink communication connection.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 3:
The present embodiment on the basis of above-described embodiment, further define described uplink communication circuit be phone, wireless, special line these three communication media at least one.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 4:
The present embodiment, on the basis of above-described embodiment, further defines between described concentrator and harvester by downlink communication connection.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 5:
The present embodiment on the basis of above-described embodiment, further define described downlink communication circuit be LonWork bus, CAN, RS0485 bus these three bus at least one.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 6:
The present embodiment further defines the structure of concentrator on the basis of above-described embodiment, as shown in Figure 2, described concentrator includes unit sheet, described unit sheet is connected with GPRS module and harvester respectively by two universal asynchronous receiving-transmitting transmitters, and described unit sheet has been also respectively connected with keyboard, power supply and LCDs.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 7:
The present embodiment, on the basis of above-described embodiment, further defines described unit sheet and is connected with storage chip also by spi bus.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 8:
The present embodiment, on the basis of above-described embodiment, further defines described GPRS module and has been also respectively connected with SIM, Anneta module, mike and microphone.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: these embodiments can carry out under without departing from the principle of the present invention and objective multiple change, revise, replace and modification, the scope of the present invention is limited by claim and equivalent thereof.
Claims (8)
1. a remote automatic meter reading system, it is characterised in that include administrative center, described administrative center connects at least one concentrator, and described concentrator connects at least one harvester, and harvester is repaid principal and is not connected to the ammeter that matched each user uses.
A kind of remote automatic meter reading system the most according to claim 1, it is characterised in that described administrative center and concentrator are by uplink communication connection.
A kind of remote automatic meter reading system the most according to claim 2, it is characterised in that described uplink communication circuit be phone, wireless, special line these three communication media at least one.
A kind of remote automatic meter reading system the most according to claim 1 and 2, it is characterised in that by downlink communication connection between described concentrator and harvester.
A kind of remote automatic meter reading system the most according to claim 1 and 2, it is characterised in that described downlink communication circuit be LonWork bus, CAN, RS0485 bus these three bus at least one.
A kind of remote automatic meter reading system the most according to claim 1 and 2, it is characterized in that, described concentrator includes unit sheet, described unit sheet is connected with GPRS module and harvester respectively by two universal asynchronous receiving-transmitting transmitters, and described unit sheet has been also respectively connected with keyboard, power supply and LCDs.
A kind of remote automatic meter reading system the most according to claim 6, it is characterised in that described unit sheet is connected with storage chip also by spi bus.
A kind of remote automatic meter reading system the most according to claim 6, it is characterised in that described GPRS module has been also respectively connected with SIM, Anneta module, mike and microphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610369031.3A CN105913641A (en) | 2016-05-30 | 2016-05-30 | Remote automatic meter reading system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610369031.3A CN105913641A (en) | 2016-05-30 | 2016-05-30 | Remote automatic meter reading system |
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| Publication Number | Publication Date |
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| CN105913641A true CN105913641A (en) | 2016-08-31 |
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| CN201610369031.3A Withdrawn CN105913641A (en) | 2016-05-30 | 2016-05-30 | Remote automatic meter reading system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323646A (en) * | 2020-02-28 | 2020-06-23 | 深圳市航天泰瑞捷电子有限公司 | System and method for reading ammeter |
-
2016
- 2016-05-30 CN CN201610369031.3A patent/CN105913641A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111323646A (en) * | 2020-02-28 | 2020-06-23 | 深圳市航天泰瑞捷电子有限公司 | System and method for reading ammeter |
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Application publication date: 20160831 |