CN112085943A - Method for preventing crosstalk of concentrator - Google Patents

Method for preventing crosstalk of concentrator Download PDF

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Publication number
CN112085943A
CN112085943A CN202010748809.8A CN202010748809A CN112085943A CN 112085943 A CN112085943 A CN 112085943A CN 202010748809 A CN202010748809 A CN 202010748809A CN 112085943 A CN112085943 A CN 112085943A
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China
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concentrator
meter
information
registration information
master station
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Pending
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CN202010748809.8A
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Chinese (zh)
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赖辉
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Ningbo Sanxing Electric Co Ltd
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Ningbo Sanxing Electric Co Ltd
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Priority to CN202010748809.8A priority Critical patent/CN112085943A/en
Publication of CN112085943A publication Critical patent/CN112085943A/en
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    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00Electric signal transmission systems

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  • General Physics & Mathematics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

The invention relates to a method for preventing concentrator crosstalk, a main station establishes a concentrator information database and a meter file information database in advance, each concentrator sends concentrator registration information to the main station, the main station stores the concentrator registration information in the corresponding concentrator information database, the concentrator sends all meter registration information registered and archived at the concentrator to the main station so as to establish concentrator-meter association information by the main station, the concentrator sends newly registered meter registration information to the main station, the main station orders the original concentrator to delete the registration information of the new register in the archived meter registration information when judging that the concentrator corresponding to the newly registered meter in the concentrator-meter association information is not the same as the current concentrator, the main station updates the corresponding relationship between the current concentrator and the new register in the original concentrator-meter association information, the problem of crosstalk when the data of the meter is read by each concentrator due to the fact that the same meter is registered in different concentrators is solved.

Description

Method for preventing crosstalk of concentrator
Technical Field
The invention relates to the field of electric power, in particular to a method for preventing crosstalk of a concentrator.
Background
Power carrier lines (PLC) have been favored because they have the advantages of low cost and long-distance transmission. However, the signal transmitted by the power carrier line has the problems of poor quality and impulse interference of the power carrier line itself, which results in serious reduction of the strength of the signal transmitted by the power carrier line with the increase of the distance. In order to solve the problems, a concentrator device is introduced to realize nearby acquisition and unloading of the electric meter data, and then the electric meter data is acquired from the concentrator through a master station. In practical situations, the number of the power carrier meters hooked by a single concentrator is limited, and is about 500 on average, but in actual fields, the number of the power carrier meters hooked by the same area exceeds 500, and is even as high as 1000.
In order to solve the problem that a large number of meters need to be connected to the same platform area in an actual field, a horizontal extension mode is generally adopted, and a plurality of concentrators are used for hanging meters in the same platform area. However, the introduction of multiple concentrators solves the problem of accessing a large number of meters for the same region, but introduces complexity. For example, how to implement the distribution and collection of the meter data in the same area by multiple concentrators, in addition, when the communication of the power carrier meters is unstable, the power carrier meters may be restarted at regular time, and these power carrier meters may be randomly registered in different concentrators during the restart, so that each concentrator repeatedly collects the meter data in the same area, which seriously wastes system resources and affects the collection efficiency of the meter data.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method for preventing crosstalk of a concentrator in view of the above prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a method for preventing concentrator crosstalk, comprising the steps of:
step 1, respectively creating a concentrator information database and a meter archive information database at a master station; the concentrator information database is provided with a plurality of concentrator information sub-databases, and the meter archive information database is provided with a plurality of meter archive information sub-databases;
step 2, each concentrator respectively sends the concentrator registration information of the concentrator to a master station; the concentrator registration information at least comprises an IP address and port information of the concentrator;
step 3, the master station stores the received registration information of each concentrator into a concentrator information sub-database corresponding to the concentrator information database;
step 4, each power carrier meter sends the meter registration information of the power carrier meter to a concentrator corresponding to the power carrier meter;
step 5, each concentrator archives the received meter registration information and sends the meter registration information to the master station;
step 6, the master station respectively stores the meter registration information sent by each concentrator into the meter archive information sub-databases corresponding to the meter archive information databases, and records concentrator-meter association information between the concentrator and the meters corresponding to the meter registration information; the concentrator-meter association information comprises the serial number of a concentrator, the serial number of a meter corresponding to the concentrator and the association time between the concentrator and the meter;
step 7, each concentrator judges and processes the meter registration information received by the concentrator:
when any concentrator receives new meter registration information, the concentrator sends the new meter registration information to the master station; otherwise, the concentrator is not processed;
step 8, the master station makes a judgment according to the concentrator-meter association information and the new meter registration information:
when the concentrator corresponding to the new meter registration information in the concentrator-meter correlation information and any concentrator are concentrators with different numbers, turning to step 9; otherwise, the master station does not process;
and 9, the master station commands the concentrator corresponding to the new meter registration information in the concentrator-meter association information to delete the new meter registration information in the archived meter registration information.
In step 2, each concentrator transmits its concentrator registration information to the master station at a predetermined time interval.
Preferably, in the method for preventing crosstalk between concentrators, the preset time intervals corresponding to the concentrators are equal in value.
In a further improvement, in the method for preventing crosstalk between concentrators, after step 9, the concentrator further sends the remaining meter registration information, which is archived and subjected to the deletion operation, to the master station as updated meter registration information, and the process proceeds to step 6.
Still further, in the method for preventing crosstalk between concentrators, the master station updates association information between any concentrator and a meter corresponding to the new meter registration information in the concentrator-meter association information.
In an improved aspect, the method for preventing crosstalk of a concentrator further includes that after the master station receives meter registration information sent by the concentrator, the master station feeds back confirmation information of successful meter registration to the concentrator corresponding to the meter.
In a further improvement, the method for preventing concentrator crosstalk further includes: and when the master station judges that the newly registered meter registration information does not exist in the stored meter archive information database, the master station performs illegal meter registration operation on the meter corresponding to the newly registered meter registration information.
Compared with the prior art, the invention has the advantages that: the invention pre-establishes a concentrator information database and a meter archive information database at a main station, each concentrator sends the concentrator registration information to the main station, the main station stores the concentrator registration information in a corresponding concentrator information sub-database, then the concentrator sends all meter registration information registered and archived at the concentrator to the main station, the main station establishes concentrator-meter association information according to the corresponding relation between the concentrator and the meters, the concentrator sends the meter registration information newly registered at the concentrator to the main station, and the main station judges that the concentrator corresponding to the newly registered meter in the concentrator-meter association information is not the same concentrator as the current concentrator, the main station orders the original concentrator to delete the registration information of the new register in the meter registration information of the new register, and deletes the corresponding association relation between the current concentrator and the new register in the original concentrator-meter association information of the new register And updating is carried out, so that each meter is ensured to be only corresponding to one concentrator for data reading, and the problem of crosstalk when the same meter is registered under different concentrators is avoided when the data of the meters is read by each concentrator.
Drawings
Fig. 1 is a schematic flow chart of a method for preventing crosstalk of a concentrator according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
The embodiment provides a method for preventing crosstalk of a concentrator, which comprises the following steps:
step 1, respectively creating a concentrator information database and a meter archive information database at a master station; the concentrator information database is provided with a plurality of concentrator information sub-databases, and the meter archive information database is provided with a plurality of meter archive information sub-databases; that is, if M concentrators are hooked to the meter in the same area, the concentrator information database at least has M concentrator information sub-databases; assuming that the total quantity of meters in the same region for which the M concentrators are responsible is N, the meter archive information database at least has N meter archive information sub-databases; the meter in the embodiment is a power carrier meter;
step 2, each concentrator respectively sends the concentrator registration information of the concentrator to a master station; the concentrator registration information at least comprises the IP address and the port information of the concentrator; for example, each concentrator may transmit its concentrator registration information to the master station at respective preset time intervals; the preset time intervals corresponding to the concentrators are preferably set to be equal;
step 3, the master station stores the received registration information of each concentrator into a concentrator information sub-database corresponding to the concentrator information database;
step 4, each power carrier meter sends the meter registration information of the power carrier meter to a concentrator corresponding to the power carrier meter; for example, each power line carrier meter sends its meter registration information to its corresponding concentrator according to its preset sending frequency, and the preset sending frequencies corresponding to the power line carrier meters are preferably set to be the same;
step 5, each concentrator archives the received meter registration information and sends the meter registration information to the master station;
step 6, the master station respectively stores the meter registration information sent by each concentrator into the meter archive information sub-databases corresponding to the meter archive information databases, and records concentrator-meter association information between the concentrator and the meters corresponding to the meter registration information; the concentrator-meter association information comprises the serial number of the concentrator, the serial number of the meter corresponding to the concentrator and the association time between the concentrator and the meter; that is, the concentrator and the corresponding meter are corresponding to each other, and if the meter for which the concentrator a is responsible includes meter 1, meter 2 and meter 3, then in the concentrator-meter association information, the concentrator a corresponds to meter 1, meter 2 and meter 3;
step 7, each concentrator judges and processes the meter registration information received by the concentrator:
when any concentrator receives new meter registration information, the concentrator sends the new meter registration information to the master station; otherwise, the concentrator is not processed;
and 8, the master station makes judgment according to the concentrator-meter association information and the new meter registration information:
when the concentrator corresponding to the new meter registration information in the concentrator-meter correlation information and any concentrator are concentrators with different numbers, turning to step 9; otherwise, the master station does not process;
for example, when the concentrator B receives the meter registration information of the meter 3, the concentrator B sends the meter registration information of the meter 3 to the master station, and the master station determines that the concentrator corresponding to the meter registration information of the meter 3 in the concentrator-meter association information is the concentrator a, but not the current concentrator B, and then the master station proceeds to execute step 9;
and 9, the master station commands the concentrator corresponding to the new meter registration information in the concentrator-meter association information to delete the new meter registration information in the archived meter registration information. That is, the master station instructs the concentrator a to delete the meter registration information of the meter 3 it has filed.
Of course, in the method for preventing crosstalk in a concentrator according to this embodiment, after step 9, the concentrator further sends the remaining meter registration information, which is archived and subjected to the deletion operation, to the master station as updated meter registration information, and proceeds to step 6, so as to update the meter file information sub-database in the master station by using the updated meter registration information, thereby ensuring that the meter file information sub-database of the master station has the latest meter registration information. Of course, after the master station receives the updated meter registration information sent by the concentrator, the master station updates the association information between any concentrator and the meter corresponding to the new meter registration information in the concentrator-meter association information. That is, the master station updates the corresponding association relationship between meter 3 and concentrator B in the concentrator-meter association information.
Of course, in the method for preventing crosstalk between concentrators in this embodiment, after receiving the meter registration information sent by a concentrator, the master station may also feed back confirmation information of successful meter registration to the concentrator corresponding to the meter. Of course, when the master station determines that the newly registered meter registration information does not exist in the stored meter archive information database, the master station may perform an illegal meter registration operation on the meter corresponding to the newly registered meter registration information.
Although preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that modifications and variations of the present invention are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A method for preventing concentrator crosstalk, comprising the steps of:
step 1, respectively creating a concentrator information database and a meter archive information database at a master station; the concentrator information database is provided with a plurality of concentrator information sub-databases, and the meter archive information database is provided with a plurality of meter archive information sub-databases;
step 2, each concentrator respectively sends the concentrator registration information of the concentrator to a master station; the concentrator registration information at least comprises an IP address and port information of the concentrator;
step 3, the master station stores the received registration information of each concentrator into a concentrator information sub-database corresponding to the concentrator information database;
step 4, each power carrier meter sends the meter registration information of the power carrier meter to a concentrator corresponding to the power carrier meter;
step 5, each concentrator archives the received meter registration information and sends the meter registration information to the master station;
step 6, the master station respectively stores the meter registration information sent by each concentrator into the meter archive information sub-databases corresponding to the meter archive information databases, and records concentrator-meter association information between the concentrator and the meters corresponding to the meter registration information; the concentrator-meter association information comprises the serial number of a concentrator, the serial number of a meter corresponding to the concentrator and the association time between the concentrator and the meter;
step 7, each concentrator judges and processes the meter registration information received by the concentrator:
when any concentrator receives new meter registration information, the concentrator sends the new meter registration information to the master station; otherwise, the concentrator is not processed;
step 8, the master station makes a judgment according to the concentrator-meter association information and the new meter registration information:
when the concentrator corresponding to the new meter registration information in the concentrator-meter correlation information and any concentrator are concentrators with different numbers, turning to step 9; otherwise, the master station does not process;
and 9, the master station commands the concentrator corresponding to the new meter registration information in the concentrator-meter association information to delete the new meter registration information in the archived meter registration information.
2. The method of claim 1, wherein in step 2, each concentrator transmits its concentrator registration information to the primary station at a predetermined time interval.
3. The method of claim 2, wherein the predetermined time intervals corresponding to the concentrators are equal in value.
4. The method of claim 1, further comprising after step 9, the concentrator sending the remaining meter registration information after it has been archived and the delete action has been performed to the master station as updated meter registration information, and proceeding to step 6.
5. The method of claim 4, wherein the master station updates the association information between any concentrator and the meter corresponding to the new meter registration information in the concentrator-meter association information.
6. The method for preventing crosstalk of a concentrator according to any one of claims 1 to 5, wherein the meter is a power carrier meter.
7. The method according to any one of claims 1 to 5, wherein in step 4, each power carrier meter transmits its meter registration information to its corresponding concentrator according to its preset transmission frequency.
8. The method of claim 7, wherein the predetermined transmission frequencies corresponding to the power line carrier meters are the same.
9. The method of claim 7, further comprising the step of the primary station feeding back confirmation information of successful meter registration to the concentrator corresponding to the meter after receiving the meter registration information sent by the concentrator.
10. The method of preventing crosstalk in a concentrator according to claim 9, further comprising: and when the master station judges that the newly registered meter registration information does not exist in the stored meter archive information database, the master station performs illegal meter registration operation on the meter corresponding to the newly registered meter registration information.
CN202010748809.8A 2020-07-30 2020-07-30 Method for preventing crosstalk of concentrator Pending CN112085943A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114373291A (en) * 2022-01-19 2022-04-19 深圳市力合微电子股份有限公司 Method for automatically registering G3-PLC electric meter to master station
CN114615566A (en) * 2022-03-07 2022-06-10 宁波三星智能电气有限公司 Processing method for preventing electricity meter data collection in cluster platform

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080218377A1 (en) * 2007-03-09 2008-09-11 Klaiber Martin S Cathodic Integrety Monitor
CN103927616A (en) * 2014-03-31 2014-07-16 国家电网公司 Method for collector correlation and electric energy meter calibration
CN106447236A (en) * 2016-11-07 2017-02-22 湖南华烨智能通信技术股份有限公司 Electric energy meter file management method and system of power utilization information acquisition system
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080218377A1 (en) * 2007-03-09 2008-09-11 Klaiber Martin S Cathodic Integrety Monitor
CN103927616A (en) * 2014-03-31 2014-07-16 国家电网公司 Method for collector correlation and electric energy meter calibration
CN106447236A (en) * 2016-11-07 2017-02-22 湖南华烨智能通信技术股份有限公司 Electric energy meter file management method and system of power utilization information acquisition system
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114373291A (en) * 2022-01-19 2022-04-19 深圳市力合微电子股份有限公司 Method for automatically registering G3-PLC electric meter to master station
CN114615566A (en) * 2022-03-07 2022-06-10 宁波三星智能电气有限公司 Processing method for preventing electricity meter data collection in cluster platform

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