CN110874916A - Phase switching-based station area subscriber-to-substation relationship identification method - Google Patents
Phase switching-based station area subscriber-to-substation relationship identification method Download PDFInfo
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- CN110874916A CN110874916A CN201811014045.9A CN201811014045A CN110874916A CN 110874916 A CN110874916 A CN 110874916A CN 201811014045 A CN201811014045 A CN 201811014045A CN 110874916 A CN110874916 A CN 110874916A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
Abstract
The invention discloses a station area diversity relation identification method based on phase switching, which comprises the following steps: s1: connecting the platform area identification terminal with the field carrier concentrator; s2: the method comprises the steps that a platform area identification terminal reads all phase information of an electric energy meter for the first time through a carrier concentrator; s3: storing all phases of the electric energy meter in a platform area for identification and analysis; s4: switching phases of all electric energy meters in a target area by using a phase-changing device; s5: the station area identification terminal reads the phase information of all the electric energy meters for the second time through the carrier concentrator; s6: comparing the phase information read for the second time with the phase information read for the first time; according to the station area household change relation identification method, the method for rapidly and automatically switching the actual physical phase of the electric energy meter without power failure is realized by utilizing equipment such as the station area identification terminal and the phase changing device, and data analysis is automatically carried out, so that manual on-site checking is avoided or a power failure checking mode is adopted, and the identification accuracy, the checking efficiency and the customer experience are improved.
Description
Technical Field
The invention relates to the technical field of power systems, in particular to a station area family change relation identification method based on phase switching.
Background
The transformer area house variable relation is an important index for measuring fine operation and management of an electric power enterprise, the transformer area house variable relation is not only related to the acquisition success rate of an acquisition system, but also is the core content for managing the line loss of the transformer area, and the error of the transformer area house variable relation becomes an important reason for influencing the line loss.
However, the conventional method for checking the station area user-variable relationship has some disadvantages in the using process, such as:
due to historical reasons, the power system is only powered on for customers in time at the initial construction stage, so that errors of the transformer station indoor transformation relation may exist, or errors are caused by human reasons, the workload of subsequent troubleshooting and analysis is large, and the technical means are limited. Therefore, the electric wires or cables are difficult to accurately check only by means of manual naked eyes, and the power failure of a user can be caused by realizing the relationship of the transformer station area user change through means of manual short-time power failure, so that the efficiency is low, the normal power consumption of the user is influenced, and great inconvenience is brought to the fine operation of a power enterprise.
Disclosure of Invention
The present invention provides a method for identifying station-to-station relationship based on phase switching, so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a station area user-variant relation identification method based on phase switching comprises the following steps:
s1: connecting the platform area identification terminal with the field carrier concentrator;
s2: the method comprises the steps that a platform area identification terminal reads all phase information of an electric energy meter for the first time through a carrier concentrator;
s3: storing all phases of the electric energy meter to a platform area identification terminal for identification and analysis;
s4: switching phases of all electric energy meters in a target area by using a phase-changing device;
s5: the station area identification terminal reads the phase information of all the electric energy meters for the second time through the carrier concentrator;
s6: comparing the phase information read for the second time with the phase information read for the first time;
s7: and judging whether the phase information of the electric energy meter changes or not.
Further, the station area identification terminal can be any one of a handheld PAD, a mobile operation terminal and a smart phone; the station area identification terminal is used for identifying, analyzing and storing the phase information acquired by the field user meter carrier module, and can compare the read phase information of the electric energy meter.
Further, the method also comprises the following steps: a commutation device for fast switching single phase and three phase phases in a low voltage distribution network.
Further, when the station identification terminal in S2 reads all phases of the electric energy meters for the first time through the carrier concentrator, the station identification terminal may first connect the carrier concentrator of the target station and the carrier concentrators of the neighboring stations around by using any one of RS232, RS485, bluetooth, and Wifi, and then the station identification terminal obtains phase information of all the electric energy meters of the target station and the neighboring stations around through the carrier concentrators.
Further, the method also comprises the following steps: the transformer is used for converting high voltage of the transmission circuit into a low voltage circuit commonly used by families, and the electric energy meter is arranged in the low voltage circuit converted by the transformer;
further, in S7, the station area identification terminal compares the electric energy meter phase information obtained twice and then determines whether the electric energy meter phase information changes, and when the station area identification terminal determines that the electric energy meter phase information changes, the changed electric energy meter belongs to the target station area; when the station area identification terminal judges that the phase detail information of the electric energy meter does not change, the electric energy meter without the change does not belong to a target station area, and meanwhile, system operation and maintenance personnel are arranged to correct the file relation of the electric energy meter and the station area transformer according to the judgment result.
Compared with the prior art, the invention has the beneficial effects that:
according to the station area household change relation identification method, the method for rapidly and automatically switching the actual physical phase of the electric energy meter without power failure is realized by utilizing equipment such as the station area identification terminal and the phase changing device, and data analysis is automatically carried out, so that manual on-site checking is avoided or a power failure checking mode is adopted, the accuracy of identification is improved, and the checking efficiency and the customer experience are improved.
Drawings
FIG. 1 is a schematic view of the operation flow structure of the present invention;
FIG. 2 is a diagram illustrating the connection of hardware structures according to the present invention.
In FIGS. 1-2: 101-station area identification terminal; 102-transformer area; 103-a commutation device; 104-carrier concentrator; 105-electric energy meter and carrier module; 106 stations identify terminals.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, fig. 1 is a schematic diagram of an operation flow structure of the present invention, and fig. 2 is a schematic diagram of a hardware structure connection of the present invention;
the invention provides a technical scheme that: a station area user-variant relation identification method based on phase switching comprises the following steps:
s1: connecting the station area identification terminal 101 with the field carrier concentrator 104; because the carrier modules 105 are installed on the electric energy meters of the target station area, the carrier modules 105 are used for reading the phase information of the electric energy meters, and the carrier concentrator 104 can collect the phase information of the electric energy meters collected by the carrier modules 105 in a centralized manner, so that the station area identification terminal 101 can obtain the phase information of the electric energy meters of the target station area;
s2: the station area identification terminal 101 reads all phase information of the electric energy meters for the first time through the carrier concentrator 104; because each electric energy meter is provided with the carrier module 105, and the carrier module 105 can read the phase information of the corresponding electric energy meter, the carrier concentrator 104 can read the phase information of all the electric energy meters through the carrier module 105;
s3: storing all phases of the electric energy meter in a platform area identification terminal 10 for identification and analysis; after the station area identification terminal 101 reads the electric energy meter phase information collected by the carrier concentrator 104, firstly storing the electric energy meter phase information data in the station area identification terminal 101, then identifying and analyzing the electric energy meter phase information data by using a processor built in the station area identification terminal 101, and recording the analyzed result for later use;
s4: switching all phases of the electric energy meters in the target area by using the phase changing device 103; because the phase changing device 103 can switch the phases of all the electric energy meters in the target station area, after the phase changing device 103 switches the phases of the electric energy meters, the station area identification terminal 101 is convenient to read the phase information of the electric energy meters obtained by the carrier concentrator 104 again;
s5: the station area identification terminal 101 reads the phase information of all the electric energy meters for the second time through the carrier concentrator 104; after the phase of the electric energy meter is switched by using the phase changing device 103, the carrier module 105 is used again to read the phase information of the corresponding electric energy meter, so that the carrier concentrator 104 can concentrate and obtain the phase information of the electric energy meter of the target distribution area again, and the distribution area identification terminal 101 can obtain the phase information of the electric energy meter of the target distribution area again through the carrier concentrator 104;
s6: comparing the phase information read for the second time with the phase information read for the first time; because the phase of the electric energy meter of the target station area is switched by the phase changing device 103, if the electric energy meter belongs to the target station area, the phase of the electric energy meter should be switched at this time, the phase information of the electric energy meter read for the second time should be different from the phase information of the electric energy meter read for the first time, otherwise, if the phases of the electric energy meter before and after the phase switching are the same, it can be determined that the electric energy meter is not the electric energy meter of the target station area;
s7: judging whether the phase information of the electric energy meter changes or not; after the phase information of the electric energy meter read for the first time is compared with the phase information of the electric energy meter read for the second time, if the phase information read for the two times is changed, the electric energy meter of the target station area is judged, and if the phase information read for the two times is not changed, the phase information read for the two times is the same, the electric energy meter of the target station area is judged not to belong to.
The platform area identification terminal 101 is characterized in that the platform area identification terminal 101 can be any one of a handheld PAD, a mobile operation terminal and a smart phone; the station area identification terminal 101 is used for identifying, analyzing and storing the phase information acquired by the field user meter carrier module 105, and the station area identification terminal 101 can compare the read phase information of the electric energy meter.
Wherein, still include: a commutation device 103, said commutation device 103 being adapted to rapidly switch between a single phase and a three phase in a low voltage distribution network.
When the station identification terminal 101 in S2 reads the phases of all the electric energy meters for the first time through the carrier concentrator 104, the station identification terminal 101 may first connect the target station carrier concentrator 104 and the neighboring station carrier concentrators 104 to each other in any one of RS232, RS485, bluetooth, and Wifi connection modes, and then the station identification terminal 101 obtains the phase information of all the electric energy meters of the target station and the neighboring station through the carrier concentrator 104.
Wherein, still include: the transformer 102 is used for converting high voltage electricity of the transmission circuit into a low voltage circuit commonly used in a family, and the electric energy meter is installed in the low voltage circuit converted by the transformer 102.
In S7, after the station area identification terminal 101 is used to compare the electric energy meter phase information obtained twice, whether the electric energy meter phase information changes is determined, and when the station area identification terminal 101 determines that the electric energy meter phase information changes, the changed electric energy meter belongs to the target station area; when the station area identification terminal 101 judges that the phase information of the electric energy meter does not change, the electric energy meter without the change does not belong to the target station area, and meanwhile, field operation and maintenance personnel are dispatched to correct the file relation of the electric energy meter and the station area transformer 102 according to the judgment result.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A station area user-variant relation identification method based on phase switching is characterized by comprising the following steps:
s1: connecting the platform area identification terminal with the field carrier concentrator;
s2: the method comprises the steps that a platform area identification terminal reads all phase information of an electric energy meter for the first time through a carrier concentrator;
s3: storing all phases of the electric energy meter to a platform area identification terminal for identification and analysis;
s4: switching phases of all electric energy meters in a target area by using a phase-changing device;
s5: the station area identification terminal reads the phase information of all the electric energy meters for the second time through the carrier concentrator;
s6: comparing the phase information read for the second time with the phase information read for the first time;
s7: and judging whether the phase information of the electric energy meter changes or not.
2. The station area subscriber relationship identification method based on phase switching according to claim 1, characterized in that:
the platform area identification terminal can be any one of a handheld PAD, a mobile operation terminal and a smart phone; the station area identification terminal is used for identifying, analyzing and storing the phase information acquired by the field user meter carrier module, and can compare the read phase information of the electric energy meter.
3. The method for identifying station-area subscriber-variant relationship based on phase switching according to claim 1, further comprising:
a commutation device for fast switching single phase and three phase phases in a low voltage distribution network.
4. The station area subscriber relationship identification method based on phase switching according to claim 2, characterized in that:
when the station identification terminal in S2 reads all phases of the electric energy meters for the first time through the carrier concentrator, the station identification terminal can first connect the carrier concentrator of the target station with the carrier concentrators of the neighboring stations around by using any one of RS232, RS485, bluetooth, or Wifi, and then the station identification terminal obtains phase information of all the electric energy meters of the target station and the neighboring stations around through the carrier concentrators.
5. The method for identifying station-area subscriber-variant relationship based on phase switching according to claim 1, further comprising:
the transformer is used for converting high voltage of the transmission circuit into a low voltage circuit commonly used by families, and the electric energy meter is arranged in the low voltage circuit converted by the transformer.
6. The station area subscriber relationship identification method based on phase switching according to claim 5, wherein:
in the S7, the station area identification terminal is used to compare the electric energy meter phase information obtained twice, and then determine whether the electric energy meter phase information changes, and when the station area identification terminal determines that the electric energy meter phase information changes, the changed electric energy meter belongs to the target station area; when the station area identification terminal judges that the phase detail information of the electric energy meter does not change, the electric energy meter without the change does not belong to a target station area, and meanwhile, system operation and maintenance personnel are arranged to correct the file relation of the electric energy meter and the station area transformer according to the judgment result.
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| CN111864771A (en) * | 2020-07-24 | 2020-10-30 | 石家庄科林电气股份有限公司 | Low-voltage distribution area topology automatic identification method |
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| CN113346612A (en) * | 2021-04-30 | 2021-09-03 | 贵州电网有限责任公司 | Low-voltage distribution room three-phase load unbalance simulation adjustment method and system based on broadband power line carrier communication technology |
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| CN113346612A (en) * | 2021-04-30 | 2021-09-03 | 贵州电网有限责任公司 | Low-voltage distribution room three-phase load unbalance simulation adjustment method and system based on broadband power line carrier communication technology |
| CN114118304A (en) * | 2022-01-25 | 2022-03-01 | 佰聆数据股份有限公司 | User electric energy meter phase identification method, system and storage medium |
| CN114118304B (en) * | 2022-01-25 | 2022-06-24 | 佰聆数据股份有限公司 | User electric energy meter phase identification method, system and storage medium |
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