CN102339300A - Automatic meter searching method for intelligent power grid - Google Patents
Automatic meter searching method for intelligent power grid Download PDFInfo
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- CN102339300A CN102339300A CN2011101649190A CN201110164919A CN102339300A CN 102339300 A CN102339300 A CN 102339300A CN 2011101649190 A CN2011101649190 A CN 2011101649190A CN 201110164919 A CN201110164919 A CN 201110164919A CN 102339300 A CN102339300 A CN 102339300A
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- electric energy
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Abstract
The invention relates to an automatic meter searching method for an intelligent power grid, which comprises the following steps of: acquiring and storing addresses of electric meters of all residents; starting to search and initializing meter searching information; replacing all the addresses with a wildcard character A to carry out meter reading and judging whether data is received on a transmission bus or not; and sequentially sending out meter reading commands and sequentially determining the addresses of the electric energy meters from the lowest level to the highest level. The automatic meter searching method for the intelligent power grid has the advantages that the accuracy of the information of the electric meters of the residents can be ensured; the automatic meter searching method for the intelligent power grid is convenient and rapid; and additional cost does not need to be added.
Description
Technical field
The present invention relates to a kind of be used for intelligent grid search table method automatically.
Technical background
At present national grid is in develop rapidly period; Country has also proposed the requirement of intelligent grid; And important content of intelligent grid is exactly an intelligent meter data recording system; This system links to each other with resident's ammeter through concentrator, collector, has realized the function of main website remote meter reading having strengthened real-time, reliability and the convenience of checking meter greatly through carrier wave, GPRS network.
Realize the reliability service of said system, an important prerequisite is exactly need the information of resident's ammeter be joined in the archives of concentrator.But all be resident's ammeter information manually to be joined in the archives information easy error through manual work at present.In a single day and having information to make mistakes, the power information of this resident's ammeter just can't be read back, and that is to say, can only just propose very high requirement to the accuracy of ammeter archives by electrical network, and existing meter reading method can't satisfy the requirement of high accuracy like this.
Summary of the invention
For overcoming the ammeter information easy error of prior art, the shortcoming that the meter reading method accuracy is low the invention provides a kind of accuracy that can guarantee resident's ammeter information, and is convenient and swift, need not to increase extra cost be used for intelligent grid search table method automatically.
What be used for intelligent grid searches table method automatically, may further comprise the steps:
1), obtains and stores the address of all resident's ammeters;
2), start search, table information is searched in initialization;
3), all address bit all replaces checking meter with asterisk wildcard A, judges whether receive data on the transfer bus:
(3.1), if do not receive any data on the transfer bus, think then the equipment of searching list procedure automatically is installed does not take over for what electric energy meter, directly finish to search the table process;
(3.2), if receive a complete insulation on the transfer bus, direct electric energy meter below this equipment then is described, then with finishing to search the table process behind the information uploading of electric energy meter;
(3.3), if detecting conflict on the transfer bus reports to the police, think that then electric energy meter quantity that this equipment connects greater than 1, then gets into step 4);
4) send meter reading instruction, successively, confirm the electric energy meter address successively to most significant digit from lowest order:
(4.1), with position, current address the most, minimum two address;
(4.2), meter reading instruction is sent successively for from 00 to 99 in the current address;
(4.3), decision instruction sends whether receive data on the transfer bus of back:
If do not receive any data on the transfer bus, then explain and do not take over what electric energy meter below this address, next bar meter reading instruction then takes place;
If receive a complete message on the transfer bus, then explain only to have connect an electric energy meter below this group of addresses, give a meter reading instruction behind the information uploading with this electric energy meter;
Report to the police if detecting conflict on the transfer bus, the electric energy meter quantity of then representing to connect below this group of addresses is confirmed the position, current address greater than 1, gets into step (4.4);
(4.4), will go up two bit address positions and be made as the position, current address; Repeated execution of steps (4.2)-(4.3).
Further, the described equipment of searching list procedure automatically that is equipped with is concentrator or collector.
Technical conceive of the present invention is: adopt software implementation method, through collector and concentrator affiliated resident's table is searched for automatically, and the ammeter information that searches out is reported to the main website server, server is again with these ammeter typing file stores.
The present invention has the accuracy that can guarantee resident's ammeter information, and is convenient and swift, need not to increase the advantage of extra cost.
Description of drawings
Fig. 1 is the system chart of the intelligent meter data recording system used always.
Fig. 2 is a process flow diagram of the present invention.
Embodiment
With reference to accompanying drawing, further specify the present invention:
What be used for intelligent grid searches table method automatically, may further comprise the steps:
1), obtains and stores the address of all resident's ammeters;
2), start search, table information is searched in initialization;
3), all address bit all replaces checking meter with asterisk wildcard A, judges whether receive data on the transfer bus:
(3.1), if do not receive any data on the transfer bus, think then the equipment of searching list procedure automatically is installed does not take over for what electric energy meter, directly finish to search the table process;
(3.2), if receive a complete insulation on the transfer bus, direct electric energy meter below this equipment then is described, then with finishing to search the table process behind the information uploading of electric energy meter;
(3.3), if detecting conflict on the transfer bus reports to the police, think that then electric energy meter quantity that this equipment connects greater than 1, then gets into step 4);
4) send meter reading instruction, successively, confirm the electric energy meter address successively to most significant digit from lowest order:
(4.1), with position, current address the most, minimum two address;
(4.2), meter reading instruction is sent successively for from 00 to 99 in the current address;
(4.3), decision instruction sends whether receive data on the transfer bus of back:
If do not receive any data on the transfer bus, then explain and do not take over what electric energy meter below this address, next bar meter reading instruction then takes place;
If receive a complete message on the transfer bus, then explain only to have connect an electric energy meter below this group of addresses, give a meter reading instruction behind the information uploading with this electric energy meter;
Report to the police if detecting conflict on the transfer bus, the electric energy meter quantity of then representing to connect below this group of addresses is confirmed the position, current address greater than 1, gets into step (4.4);
(4.4), will go up two bit address positions and be made as the position, current address; Repeated execution of steps (4.2)-(4.3).
The described equipment of searching list procedure automatically that is equipped with is concentrator or collector.
Technical conceive of the present invention is: adopt software implementation method, through collector and concentrator affiliated resident's table is searched for automatically, and the ammeter information that searches out is reported to the main website server, server is again with these ammeter typing file stores.
What Fig. 1 represented is the present relatively system chart of intelligent meter data recording system (collection is copied) commonly used; On scheming, can find out; Want to let the main website ammeter information of checking meter, just needing at first is entered into the correct information of this ammeter in the archives, otherwise ammeter information can't be copied by this system.
Automatically search table method and be based in DLT645-1997 and the DLT645-2007 ammeter communication protocol definition of asterisk wildcard communication is carried out, in communication, if replace with asterisk wildcard AA in the address of ammeter in the stipulations information; Then ammeter is not compared to this address; For example the address of certain ammeter is 112233445566, if use AAAAAAAAAAAA, and perhaps 1122334455AA; When perhaps 11223344AAAA etc. communicates; This ammeter all can return effective information, utilizes this function of stipulations, and concentrator or collector just can be searched for all ammeters under this equipment.
Flow process by Fig. 2 is elaborated below.
At first, start search: groundwork is the initialization related data, as searches the zero clearing of table information.
Then, send out an AAAAAAAAAAAA and check meter, according to the different received situation have following three kinds maybe: A) confiscate any data on the bus, do not take over the affair electric energy meter below this this equipment of explanation, directly finish to search the table process.B) receive a complete message on 485 buses, this explanation has only connect an electric energy meter below this equipment, with also directly finishing to search the table process behind the information uploading of this electric energy meter.C) detect bus collision on 485, this just representes to have connect below this equipment and surpasses an electric energy meter, need carry out the next round search and confirm, specifically sees step 3.
Then, search for first round wildcard, i.e. AAAAAAAAAA00～AAAAAAAAAA99; Send out 100 meter reading instruction altogether; After each bar sent, also there were three kinds of situation in determination methods with step 2: A) confiscate any data on the bus; Do not take over the affair electric energy meter below this this address of explanation, send out bar.B) receive a complete message on 485 buses, this explanation has only connect an electric energy meter below this group of addresses, sends out bar order behind the information uploading with this electric energy meter.C) detect bus collision on 485, this just representes to have connect below this group of addresses and surpasses an electric energy meter, need carry out the next round search and confirm.
Through first round screening screening, can confirm the ammeter information that the address is minimum two, conflicted such as when sending out AAAAAAAAAA34, detecting; 2 and above ammeter are arranged under the devices illustrated, and the address lowest order of ammeter is 34, at this moment just can looks for toward upper level; From AAAAAAAA0034～AAAAAAAA9934; Can further confirm the high two of address through these 100 orders, if on these high 2, conflict is arranged still, expression should also have electric energy meter on the group of addresses.Need 4 continuation search forward set by step.Till searching definite electric energy meter.
Can all search for electric energy meter information all under the equipment out through top step, worst situation be that the address of two tables is 989999999999 and 999999999999, and this situation can be found after need sending out 600 orders in theory.Press one of per second, also only needed just can all search out table in 10 minutes, and at the environment of actual field, because the electricity of same unit is high-order basically consistent, the low level difference.Because of a little times of searching for often do not need 10 minutes.
The present invention has the accuracy that can guarantee resident's ammeter information, and is convenient and swift, need not to increase the advantage of extra cost.
The described content of this instructions embodiment only is enumerating the way of realization of inventive concept; Protection scope of the present invention should not be regarded as and only limit to the concrete form that embodiment states, protection scope of the present invention also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.
Claims (2)
1. what be used for intelligent grid searches table method automatically, may further comprise the steps:
1), obtains and stores the address of all resident's ammeters;
2), start search, table information is searched in initialization;
3), all address bit all replaces checking meter with asterisk wildcard A, judges whether receive data on the transfer bus:
(3.1), if do not receive any data on the transfer bus, think then the equipment of searching list procedure automatically is installed does not take over for what electric energy meter, directly finish to search the table process;
(3.2), if receive a complete insulation on the transfer bus, direct electric energy meter below this equipment then is described, then with finishing to search the table process behind the information uploading of electric energy meter;
(3.3), if detecting conflict on the transfer bus reports to the police, think that then electric energy meter quantity that this equipment connects greater than 1, then gets into step 4);
4) send meter reading instruction, successively, confirm the electric energy meter address successively to most significant digit from lowest order:
(4.1), with position, current address the most, minimum two address;
(4.2), meter reading instruction is sent successively for from 00 to 99 in the current address;
(4.3), decision instruction sends whether receive data on the transfer bus of back:
If do not receive any data on the transfer bus, then explain and do not take over what electric energy meter below this address, next bar meter reading instruction then takes place;
If receive a complete message on the transfer bus, then explain only to have connect an electric energy meter below this group of addresses, give a meter reading instruction behind the information uploading with this electric energy meter;
Report to the police if detecting conflict on the transfer bus, the electric energy meter quantity of then representing to connect below this group of addresses is confirmed the position, current address greater than 1, gets into step (4.4);
(4.4), will go up two bit address positions and be made as the position, current address; Repeated execution of steps (4.2)-(4.3).
2. what be used for intelligent grid searches table method automatically, and it is characterized in that: the described equipment of searching list procedure automatically that is equipped with is concentrator or collector.
Priority Applications (1)
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| CN2011101649190A CN102339300A (en) | 2011-06-17 | 2011-06-17 | Automatic meter searching method for intelligent power grid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101649190A CN102339300A (en) | 2011-06-17 | 2011-06-17 | Automatic meter searching method for intelligent power grid |
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| CN102339300A true CN102339300A (en) | 2012-02-01 |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102902801A (en) * | 2012-10-12 | 2013-01-30 | 深圳市友讯达科技发展有限公司 | Voltmeter address retrieval method, related equipment and system |
| CN103268697A (en) * | 2013-05-21 | 2013-08-28 | 南京师范大学 | Intelligent meter reading centralized control system for PMI power system and teaching experiment platform based on centralized control system |
| CN104217566A (en) * | 2014-09-16 | 2014-12-17 | 北京天公瑞丰科技有限公司 | Intelligent meter searching method and system for type II collector |
| CN105488992A (en) * | 2015-12-31 | 2016-04-13 | 宁夏隆基宁光仪表有限公司 | Automatic meter searching method through low-voltage power line carrier wave |
| CN106781358A (en) * | 2016-11-24 | 2017-05-31 | 国电南瑞科技股份有限公司 | A kind of modularization AMI concentrators |
| CN107369309A (en) * | 2017-07-14 | 2017-11-21 | 国网浙江省电力公司 | A kind of water for half-duplex channel, air and heat meter active perception method |
| CN107516409A (en) * | 2017-07-07 | 2017-12-26 | 国网浙江省电力公司 | Power information acquisition system electric energy meter cognitive method based on narrow-band power line carrier |
| CN109361428A (en) * | 2018-10-31 | 2019-02-19 | 北京四季豆信息技术有限公司 | A kind of method and device of collector search electric energy meter |
| CN109887262A (en) * | 2019-03-29 | 2019-06-14 | 宁波三星医疗电气股份有限公司 | A kind of MBUS long-distance meter-reading system automatic installation method |
| CN110248349A (en) * | 2019-06-24 | 2019-09-17 | 宁波三星医疗电气股份有限公司 | Search table method, apparatus, electronic equipment and system |
| CN110778221A (en) * | 2019-10-24 | 2020-02-11 | 广东电网有限责任公司 | Automatic meter searching method and auxiliary device for low-voltage distribution room |
| CN112114192A (en) * | 2020-07-29 | 2020-12-22 | 宁波三星医疗电气股份有限公司 | Electric power acquisition terminal meter searching method, electronic equipment and meter searching system |
| CN106781415B (en) * | 2017-01-20 | 2021-03-02 | 中国电力科学研究院 | Method and system for automatically maintaining communication parameters of centralized meter reading collector |
| CN112713917A (en) * | 2020-12-24 | 2021-04-27 | 国网北京市电力公司 | Communication method and device based on HPLC, storage medium and electronic device |
| CN113422819A (en) * | 2021-06-20 | 2021-09-21 | 深圳弘星智联科技有限公司 | Mechanism for realizing high-efficiency data acquisition by adopting HDLC protocol |
| CN114500468A (en) * | 2021-12-31 | 2022-05-13 | 宁波三星智能电气有限公司 | Bit-reducing table searching method for solving table number conflict |
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| CN1547366A (en) * | 2003-12-03 | 2004-11-17 | 何世刚 | Automatic addressing method for electronic instruments and application |
| CN101969429A (en) * | 2010-08-24 | 2011-02-09 | 绍兴电力局 | Automatic identification method of electric power meter on RS-485 bus |
| CN102014172A (en) * | 2010-08-13 | 2011-04-13 | 深圳市科陆电子科技股份有限公司 | Method for automatically searching electric meter address below collector |
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Patent Citations (3)
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| CN1547366A (en) * | 2003-12-03 | 2004-11-17 | 何世刚 | Automatic addressing method for electronic instruments and application |
| CN102014172A (en) * | 2010-08-13 | 2011-04-13 | 深圳市科陆电子科技股份有限公司 | Method for automatically searching electric meter address below collector |
| CN101969429A (en) * | 2010-08-24 | 2011-02-09 | 绍兴电力局 | Automatic identification method of electric power meter on RS-485 bus |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102902801A (en) * | 2012-10-12 | 2013-01-30 | 深圳市友讯达科技发展有限公司 | Voltmeter address retrieval method, related equipment and system |
| CN102902801B (en) * | 2012-10-12 | 2015-06-24 | 深圳友讯达科技股份有限公司 | Voltmeter address retrieval method, related equipment and system |
| CN103268697A (en) * | 2013-05-21 | 2013-08-28 | 南京师范大学 | Intelligent meter reading centralized control system for PMI power system and teaching experiment platform based on centralized control system |
| CN104217566A (en) * | 2014-09-16 | 2014-12-17 | 北京天公瑞丰科技有限公司 | Intelligent meter searching method and system for type II collector |
| CN105488992A (en) * | 2015-12-31 | 2016-04-13 | 宁夏隆基宁光仪表有限公司 | Automatic meter searching method through low-voltage power line carrier wave |
| CN106781358A (en) * | 2016-11-24 | 2017-05-31 | 国电南瑞科技股份有限公司 | A kind of modularization AMI concentrators |
| CN106781415B (en) * | 2017-01-20 | 2021-03-02 | 中国电力科学研究院 | Method and system for automatically maintaining communication parameters of centralized meter reading collector |
| CN107516409A (en) * | 2017-07-07 | 2017-12-26 | 国网浙江省电力公司 | Power information acquisition system electric energy meter cognitive method based on narrow-band power line carrier |
| CN107369309B (en) * | 2017-07-14 | 2019-07-16 | 国网浙江省电力公司 | A kind of water for half-duplex channel, air and heat meter actively perceive method |
| CN107369309A (en) * | 2017-07-14 | 2017-11-21 | 国网浙江省电力公司 | A kind of water for half-duplex channel, air and heat meter active perception method |
| CN109361428A (en) * | 2018-10-31 | 2019-02-19 | 北京四季豆信息技术有限公司 | A kind of method and device of collector search electric energy meter |
| CN109887262A (en) * | 2019-03-29 | 2019-06-14 | 宁波三星医疗电气股份有限公司 | A kind of MBUS long-distance meter-reading system automatic installation method |
| CN109887262B (en) * | 2019-03-29 | 2021-03-16 | 宁波三星医疗电气股份有限公司 | Automatic installation method of MBUS remote meter reading system |
| CN110248349A (en) * | 2019-06-24 | 2019-09-17 | 宁波三星医疗电气股份有限公司 | Search table method, apparatus, electronic equipment and system |
| CN110778221A (en) * | 2019-10-24 | 2020-02-11 | 广东电网有限责任公司 | Automatic meter searching method and auxiliary device for low-voltage distribution room |
| CN110778221B (en) * | 2019-10-24 | 2023-05-02 | 广东电网有限责任公司 | Automatic meter searching method and auxiliary device for low-voltage transformer area |
| CN112114192A (en) * | 2020-07-29 | 2020-12-22 | 宁波三星医疗电气股份有限公司 | Electric power acquisition terminal meter searching method, electronic equipment and meter searching system |
| CN112114192B (en) * | 2020-07-29 | 2022-11-04 | 宁波三星医疗电气股份有限公司 | Electric power acquisition terminal meter searching method, electronic equipment and meter searching system |
| CN112713917A (en) * | 2020-12-24 | 2021-04-27 | 国网北京市电力公司 | Communication method and device based on HPLC, storage medium and electronic device |
| CN113422819A (en) * | 2021-06-20 | 2021-09-21 | 深圳弘星智联科技有限公司 | Mechanism for realizing high-efficiency data acquisition by adopting HDLC protocol |
| CN113422819B (en) * | 2021-06-20 | 2023-12-19 | 深圳弘星智联科技有限公司 | Method for realizing efficient data acquisition by HDLC protocol |
| CN114500468A (en) * | 2021-12-31 | 2022-05-13 | 宁波三星智能电气有限公司 | Bit-reducing table searching method for solving table number conflict |
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Application publication date: 20120201 |