CN203606942U - Remote concentrated meter reading system - Google Patents
Remote concentrated meter reading system Download PDFInfo
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- CN203606942U CN203606942U CN201320794276.2U CN201320794276U CN203606942U CN 203606942 U CN203606942 U CN 203606942U CN 201320794276 U CN201320794276 U CN 201320794276U CN 203606942 U CN203606942 U CN 203606942U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000010276 construction Methods 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
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- 230000005611 electricity Effects 0.000 description 3
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Abstract
The utility model discloses a remote concentrated meter reading system, comprising a wireless smart electric meter, a power line carrier (PLC), a wired 485, a broadcast television network community antenna television (CATV) and a wireless radio frequency (RF)\ZIGBEE transmission system. The remote concentrated meter reading system is characterized by also comprising a hybrid concentrator and a main station system which is related to the hybrid concentrator through a GPRS/local area network (LAN) network, wherein the hybrid concentrator comprises a microprocessor, a general packet radio service (GPRS) communication module, a programmable logic controller (PLC) communication module, a serial communication interface, a wireless communication module, a display circuit, a key circuit, a memory and a far infrared communication interface. The remote concentrated meter reading system with the structure has the advantages of various communication technologies, remote concentrated meter reading under various complicated environments can be achieved by using a plurality of communication means, the meter reading quality and the reliability of the system are improved, the labor cost and the maintenance cost for reading on the scene also can be reduced, and the problems such as the low success rate, the construction difficulty and the like in the remote meter reading work for residents at present are solved.
Description
Technical field
The utility model relates to electrical communication technology, especially the transmission system of ammeter ' s reading meter signal.
Background technology
Along with the construction of domestic intelligent grid, Wang Jinanwang company of state is in unified industry standard, when advancing intelligent electric meter technology, intelligent grid technical development, each province and city Utilities Electric Co., manufacturing enterprise, also in the applicable cases of summing up technology in early stage, further improve and optimization correlation technique.Aspect the applying of intelligent electric meter technology, the domestic standard bid since unified intelligent electric meter in 2009, all kinds of single, the three-phase intelligent ammeter of nearly 400,000,000 new standards up till now totally calls for bid, and its resident's rotation, replacing are adopted to new standard, there is the single-phase intelligent ammeter of the functions such as expense control, telecommunication.For the resident of Novel intelligent electric meter, with low pressure automatic meter reading system being also unified and standardization simultaneously, each electrical management unit is in the research and development and application of ammeter ' s reading meter signal transmission system, for due contribution has been made in domestic intelligent grid construction.
Current Guangxi Power Grid company, in the application of low-voltage collecting meter reading technology, mainly adopts power line carrier PLC, wired 485, CHINA RFTCOM Co Ltd CATV), wireless RF the ammeter ' s reading meter signal transmission system such as Zigbee.Wherein:
Low voltage power line carrier PLC Automatic meter reading system, easy for installation because of it, extensively promoted the use of at home.Because power utilization environment is complicated and changeable, load dynamic change is frequent, and the effect of low-voltage powerline carrier communication network and communication speed, still need to be further improved and enhanced; Do not form unified technical standard and Technology-based Alliance, devices from different manufacturers interoperability and interchangeability are poor simultaneously, and difficulty interconnects.
Bus wire transcribe system, as RS485 Automatic meter reading system, because system for field networking workload is large, later maintenance cost is very high, and old town networking hardly may; Meanwhile, in bus, single electric meter fault may cause all ammeter communication collapses in bus; Bus exposes and exists by the hidden danger of unauthorised broken.
Wireless data sending RF ZigBee Automatic meter reading system, its technical network construction is simple, construction cost is low.But because of its frequency band limits, its penetration capacity, diffracting power under specific environment as: high residential building, residential areas of denseness etc. has certain blind spot.
The Automatic meter reading system of CHINA RFTCOM Co Ltd CATV mode: it utilizes cable TV network, its technology maturation, reliability are high, and advantage is more outstanding, is very suitable for the area that CHINA RFTCOM Co Ltd covers.
Any mechanics of communication, has advantage to possess too shortcoming, and it is upper that domestic collection is copied technology application, is basic mainly with platform district, the single means of communication of many employings in concentrator and table meter network connections.Extensively promote at remote centralized meter-reading, changeable today of user environment complexity, prior art cannot meet on-the-spot diversified requirement.Study the relative merits of various mechanicss of communication, inquire into, single electricity management terminal, meeting remote concentrated ammeter reading application under complex environment with multiple means of communication is object and the meaning of this project.Design, research and development, test have the integrated electricity management terminal of multiple mechanics of communication, and it is necessary solving the problem such as success ratio, difficulty of construction running in the work of current resident's remote meter reading.
Utility model content
The purpose of this utility model is to provide a kind of remote centralized power recorder system, meets the diversified requirement of prior art, solves the problem such as success ratio, difficulty of construction running in the work of current resident's remote meter reading.
To achieve these objectives, the technical solution of the utility model is:
A kind of remote centralized power recorder system, it comprise intelligent wireless ammeter and power line carrier PLC, wired 485, CHINA RFTCOM Co Ltd CATV and wireless RF ZIGBEE transmission system, characterized by further comprising:
Containing the mixed type concentrator of microprocessor, GPRS communication module, plc communication module, serial communication interface, wireless communication module, display circuit, key circuit, storer and far-infrared communication interface, mixed type concentrator
(A) be connected with RS485 bus Yu Yi road 485 electric energy meters by carrier acquisition device, and contact do communication with power line carrier PLC and carrier acquisition device;
(B) be connected with another road 485 electric energy meters with RS485 bus by CATV collector, and contact do communication with CHINA RFTCOM Co Ltd CATV and CATV collector;
(C) contact do communication by wireless RF/ZIGBEE transmission system and wireless repeater and multiple wireless electric energy table;
(D) contact do communication by wireless channel RF/ZIGBEE and palm PC;
The main station system contacting by GPRS/LAN network and described mixed type concentrator.
Described mixed type concentrator has multiple downlink communication pattern, can pass through CHINA RFTCOM Co Ltd CATV, RS485 bus, low voltage power line carrier PLC, and wireless RF communication channel and electric energy meter communication, obtains the information of electric energy meter.
Described intelligent wireless ammeter comprises 485 electric energy meters, radio energy table
Described main station system comprises router, database and front end processor, between them, connects by bus.
The remote centralized power recorder system of above structure, the advantage of various mechanicss of communication, meet remote concentrated ammeter reading under various complex environments with multiple means of communication, improved check meter quality and the system reliability of system, can also reduce on-the-spot benefit and copy labour cost and maintenance cost.Solve the problem such as success ratio, difficulty of construction running in the work of current resident's remote meter reading.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model;
Fig. 2 is the theory diagram of mixed type concentrator in Fig. 1;
In the drawings, low voltage electric network 1, transformer 2, main website client 3, power distribution cabinet 4, GPRS/LAN network 5, main station system 6, CHINA RFTCOM Co Ltd CATV7, mixed type concentrator 8, palm PC 9, CATV collector 10, RS485 bus 11,485 electric energy meters 12, carrier acquisition device 13, radio energy table 14, wireless repeater 15, wireless RF ZIGBEE transmission system 16.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Shown in Fig. 1, it is structure principle chart of the present utility model, as we know from the figure, system of the present utility model is mainly made up of main website 6, GPRS/LAN network 5, mixed type concentrator 8, wireless repeater 15, power line carrier PLC collector 13, CATV collector 10 and 485 electric energy meters 12, radio energy table 14, palm PC 9.Electric energy is input to 38VAC low voltage electric network 1 from high-voltage fence by transformer 2, on user's low-voltage power line, be provided with power distribution cabinet 4 and mixed type concentrator 8, power distribution cabinet 4 by line of electric force by power delivery to user, 485 electric energy meters 12 and radio energy table 14 are located at respectively in the user of each construction, electricity consumption varying environment, and adopt different radio meter register modes at varying environment user's electric energy meter.Wherein, power distribution cabinet 4, except having the function of input and output electric energy, also carries out electric current, voltage, monitors with/without merit power/electric weight, power factor (PF) and device temperature electric energy, and can send user's meter reading data and control command mixed type concentrator 8.User's meter reading data comprises electric current, voltage, with/without merit power/electric weight, power factor (PF) and device temperature.Mixed type concentrator 8 adopts the three phase supply mode of low voltage electric network 1 to input 380VAC electric energy, mixed type concentrator 8 has multiple communication modes in one, can pass through RF wireless channel, voltage Power Line Carrier Channel and CHINA RFTCOM Co Ltd CATV and corresponding collector thereof forward communication instruction to 485 electric energy meters 12 or radio energy table 14, electric energy meter passes back to mixed type concentrator 8 by data after receiving communication instruction, mixed type concentrator 8 reaches main station system 6 by GPRS/LAN network 5 by data unification and adds up, analyze and Display and Print, and the result of data and statistical study thereof is passed to main website client 3 by router.In figure, main station system 6 comprises router, database and front end processor, between them, connects by bus.
The utility model system, in order to meet the diversified requirement of prior art, solves the problems such as the success ratio, difficulty of construction and the environmental requirement that run in the work of current resident's remote meter reading, can see mixed type concentrator 8 in Fig. 1
(A) be connected with RS485 bus 11Yu mono-tunnel 485 electric energy meters 12 by carrier acquisition device 13, and contact do communication with power line carrier PLC and carrier acquisition device 13;
(B) be connected with another road 485 electric energy meters 12 with RS485 bus 11 by CATV collector 10, and contact do communication with CHINA RFTCOM Co Ltd CATV7 and CATV collector 10;
(C) contact do communication with multiple wireless electric energy table 14 by wireless RF/ZIGBEE transmission system 16 and wireless repeater 15;
(D) contact do communication by wireless RF/ZIGBEE transmission system 16 and palm PC 9.
By mixed type concentrator 8 with power line carrier PLC, CHINA RFTCOM Co Ltd CATV7 and wireless RF/ZIGBEE transmission system 16 are sent user's meter reading data and control command corresponding collector or ammeter, corresponding collector forwards communication instruction to 485 electric energy meters 12 or radio energy table 14, or be directly dealt on palm PC 9, each electric energy meter connects or palm PC 9 passes back to mixed type concentrator 8 by data after receiving meter reading instruction, mixed type concentrator 8 reaches main station system 6 by GPRS/LAN network 5 by data unification, main station system 6 is passed to main website client 3 by router.Thereby achieve the goal.
Described 485 electric energy meters 12 that pass through CATV collector 10 and RS485 bus 11 and arrange by carrier acquisition device 13 and RS485 bus 11, multichannel more than Shi Yi road.
Fig. 2 is the theory diagram of mixed type concentrator in Fig. 1, as we know from the figure, mixed type concentrator 8 comprises microprocessor, GPRS communication module, plc communication module, serial communication interface, wireless communication module, display circuit, key circuit, storer and far-infrared communication interface, wherein, the chip that main employing model is ARM9 is as primary processor, and it is connected with GPRS communication module, plc communication module, wireless communication module and 232,485 communication ports respectively with multiple serial ports by serial ports controller; Be connected with lan network and USB interface respectively with other interface.Wireless communication module adopts Zigbee wireless communication module.The microprocessor of mixed type concentrator adopt dominant frequency up to the ARM9 of 180MHz as host processor chip, the Flash storer of external 256M and 64M Ram.Concentrator can be supported multiple communication modes.
Mixed type concentrator 8 comprises clock circuit, Switching Power Supply and the battery circuit etc. that are connected with ARM9 microprocessor.
Claims (4)
1. a remote centralized power recorder system, it comprises intelligent wireless ammeter and power line carrier PLC, wired 485, CHINA RFTCOM Co Ltd CATV and Wu XianRF ZIGBEE transmission system, characterized by further comprising:
Containing the mixed type concentrator (8) of microprocessor, GPRS communication module, plc communication module, serial communication interface, wireless communication module, display circuit, key circuit, storer and far-infrared communication interface, mixed type concentrator (8)
(A) be connected with RS485 bus (11) Yu Yi road 485 electric energy meters (12) by carrier acquisition device (13), and do communication contact with power line carrier PLC and carrier acquisition device (13);
(B) be connected with another road 485 electric energy meters (12) with RS485 bus (11) by CATV collector (10), and with CHINA RFTCOM Co Ltd CATV(7) communication contact done with CATV collector (10);
(C) do communication contact by wireless RF/ZIGBEE transmission system (16) and wireless repeater (15) with multiple wireless electric energy table (14);
(D) do communication contact by wireless RF/ZIGBEE transmission system (16) and palm PC (9);
Main station system (6) by GPRS/LAN network (5) with described mixed type concentrator (8) contact.
2. remote centralized power recorder system according to claim 1, is characterized in that:
Described mixed type concentrator (8) has multiple downlink communication pattern, can pass through CHINA RFTCOM Co Ltd CATV(7), RS485 bus (11) and low voltage power line carrier PLC, and wireless RF transmission system (16) and electric energy meter communication, obtain the information of electric energy meter.
3. remote centralized power recorder system according to claim 1, is characterized in that:
Described intelligent wireless ammeter comprises 485 electric energy meters (12) and radio energy table (14).
4. remote centralized power recorder system according to claim 1, is characterized in that:
Described main station system (6) comprises router, database and front end processor, between them, connects by bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320794276.2U CN203606942U (en) | 2013-12-04 | 2013-12-04 | Remote concentrated meter reading system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320794276.2U CN203606942U (en) | 2013-12-04 | 2013-12-04 | Remote concentrated meter reading system |
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| CN203606942U true CN203606942U (en) | 2014-05-21 |
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| CN201320794276.2U Expired - Lifetime CN203606942U (en) | 2013-12-04 | 2013-12-04 | Remote concentrated meter reading system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646523A (en) * | 2013-12-04 | 2014-03-19 | 广西电网公司南宁供电局 | Remote concentrated ammeter meter reading system |
| CN105137138A (en) * | 2015-08-25 | 2015-12-09 | 成都弘毅天承科技有限公司 | ZigBee-based smart home ammeter reading system |
-
2013
- 2013-12-04 CN CN201320794276.2U patent/CN203606942U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646523A (en) * | 2013-12-04 | 2014-03-19 | 广西电网公司南宁供电局 | Remote concentrated ammeter meter reading system |
| CN105137138A (en) * | 2015-08-25 | 2015-12-09 | 成都弘毅天承科技有限公司 | ZigBee-based smart home ammeter reading system |
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Granted publication date: 20140521 |
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