CN112734594A - Low-voltage user power supply reliability research system - Google Patents
Low-voltage user power supply reliability research system Download PDFInfo
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
Abstract
The application provides a low-voltage user power supply reliability research system which comprises a low-voltage monitoring module, a user storage module and a master control calculation module, wherein the low-voltage monitoring module is electrically connected with the user storage module, the user storage module is electrically connected with the master control calculation module, and the low-voltage monitoring module is used for monitoring the power consumption state of a low-voltage user and giving an alarm when the power failure behavior of the low-voltage user is detected; the user storage module is used for storing user information of power-off behavior; the master control computing module is used for removing, detecting and judging the power failure link of a power failure user and determining a fault point, wherein the power failure link is an implementation link of a power failure command. According to the scheme, the real-time monitoring of the power utilization behavior of the low-voltage user is realized, and the real situation of the reliability data of the low-voltage power supply is mastered in real time.
Description
Technical Field
The application relates to the field of low-voltage user power supply, in particular to a system for researching power supply reliability of a low-voltage user.
Background
The development of the power supply reliability management of low-voltage users is a necessary trend of power reliability work development and is a necessary way for realizing horizontal connection with international advanced reliability management. In the next few years, the development of electric power in China is in the deep revolution period brought by the adjustment of macroscopic economy, the power industry is actively changed to cleanness, low carbonization and marketization, the power supply reliability management is extended to low-voltage users, the full-aperture power supply reliability management of the low-voltage users is realized, the power supply service quality of the users is improved, the self technology and management level of power supply enterprises are improved, the overall target of the advanced level of the international power supply reliability of the access rail is gradually realized, and the related work of the power supply reliability management trial point of the low-voltage users needs to be developed. In the aspect of power supply reliability research of low-voltage users, the reliability basic data is difficult to be consistent with the actual situation, so that the low-voltage power supply reliability data is difficult to be consistent with the actual situation. The power supply reliability professional and the manager are difficult to master the real situation of the low-voltage power supply reliability data, and partial data also depend on manual reporting, manual collection and manual calculation, so that a low-voltage user power supply reliability research method is provided.
Disclosure of Invention
The main purpose of the present application is to provide a low-voltage user power supply reliability research system to solve the problem that power supply reliability professionals and managers in the prior art are difficult to master the real situation of low-voltage power supply reliability data.
In order to achieve the above object, according to one aspect of the present application, a system for researching power supply reliability of a low voltage user is provided, the system includes a low voltage monitoring module, a user storage module and a general control computing module, the low voltage monitoring module is electrically connected to the user storage module, the user storage module is electrically connected to the general control computing module, the low voltage monitoring module is used for monitoring power consumption state of the low voltage user and giving an alarm when detecting that the low voltage user has power failure behavior; the user storage module is used for storing user information of the power-off behavior; the master control computing module is used for removing, detecting and judging a power failure link of a power failure user and determining a fault point, wherein the power failure link is an implementation link of a power failure command.
Furthermore, the system also comprises a checking and checking module and a fault filing module, wherein the checking and checking module is electrically connected with the master control computing module, the fault filing module is respectively electrically connected with the checking and checking module and the user storage module, and the checking and checking module is used for screening the information of the power-off user and checking the power-off link again; and the fault filing module is used for reading the information of the fault point in real time and storing the fault point and a user sending a low-voltage power-off behavior.
Further, the fault filing module comprises a maintenance unit, and the maintenance unit is used for sending the information of the fault point to maintenance personnel.
Furthermore, the low-voltage monitoring module is also used for automatically reporting the position and the code of the power-off user.
Further, the user storage module further comprises an automatic detection unit and an updating unit, the automatic detection unit is used for searching a database for a user who has the power-off behavior, and the updating unit is used for periodically updating the information of the low-voltage user.
Further, the general control calculation module includes a data acquisition unit, a data transmission unit, a data calculation unit and a data processing unit, the data acquisition unit is configured to acquire user information that cannot be searched in the database, and transmit the acquired user information to the data calculation unit through the data transmission unit, and the data calculation unit is configured to perform the following steps: checking a meter box in a preset time period, and storing the user information in the meter box in the user storage module when the proportion of the number of users with the power-off behavior in the meter box is greater than or equal to a first preset proportion; the switch connected with the meter box is checked, and the user information under the switch is stored in the user storage module when the proportion of the number of the users with the power-off behaviors is larger than or equal to a second preset proportion; detecting the number of low-voltage power-off users under a low-voltage line; under the condition that the proportion of the number of the low-voltage power-off users is larger than or equal to a third preset proportion, completing the user information under the low-voltage line into the user storage module; calculating the number of outage users in a distribution area, and supplementing user information in the distribution area to the user storage module under the condition that the proportion of the number of outage users is greater than or equal to a fourth preset proportion; otherwise, the calculation is ended.
Further, the data calculation unit calculates the fault point of the low-voltage user to obtain a calculation result, and the data processing unit integrates the calculation result and outputs the processed information.
According to the technical scheme, the low-voltage monitoring module monitors the power utilization state of the low-voltage user, the user storage module is used for storing user information of the power outage behaviors, the master control computing module is used for removing, detecting and judging the power outage link of the power outage user, and determining the fault point, so that the real-time monitoring of the power utilization behavior of the low-voltage user is realized, the real condition of the low-voltage power supply reliability data is mastered in real time, manual operation is not required, manual reporting, manual collection and manual calculation are not required, the real-time mastering of the power supply condition of the low-voltage user is realized, and the consistency of the low-voltage power supply reliability data and the real condition is ensured. The method and the device realize the informatization management of the power supply reliability of the low-voltage users, obtain accurate low-voltage power-off user information, have high statistical precision of the power supply reliability, high efficiency and maintenance of the power supply stability, and are suitable for popularization.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
FIG. 1 shows a schematic diagram of a low voltage consumer power reliability research system according to an embodiment of the present application;
FIG. 2 shows a schematic diagram of a grandmaster computing module according to an embodiment of the present application.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. Also, in the specification and claims, when an element is described as being "connected" to another element, the element may be "directly connected" to the other element or "connected" to the other element through a third element.
As introduced in the background art, it is difficult for the power supply reliability professionals and managers in the prior art to master the real situation of the low-voltage power supply reliability data, and in order to solve the above problem that the power supply reliability professionals and managers are difficult to master the real situation of the low-voltage power supply reliability data, embodiments of the present application provide a low-voltage user power supply reliability research system.
Fig. 1 shows a schematic diagram of a low-voltage user power supply reliability research system according to an embodiment of the application. As shown in fig. 1, the system for researching power supply reliability of low-voltage users comprises: a low-voltage monitoring module, a user storage module and a master control calculation module, wherein the low-voltage monitoring module is electrically connected with the user storage module, the user storage module is electrically connected with the master control calculation module,
the low-voltage monitoring module is used for monitoring the power utilization state of a low-voltage user and giving an alarm when detecting that the low-voltage user is in power failure;
the user storage module is used for storing the user information of the power-off behavior;
the master control computing module is used for removing, detecting and judging a power failure link of a power failure user to determine a fault point, wherein the power failure link is an implementation link of a power failure command.
Specifically, the user information includes location information of the user (for example, a certain unit and a certain user in a certain cell), power consumption information of the user, and the like.
Specifically, the power-off link of the power-off user specifically refers to when the power-off behavior occurs for the low-voltage user, and when the power-off behavior occurs for any operation (for example, the power-off behavior is performed at a certain point, a certain minute, and a certain second in an external bus/power-off behavior in a sub-table).
In the scheme, the low-voltage monitoring module monitors the power utilization state of the low-voltage user, the user storage module is used for storing user information of the power outage behaviors, the master control computing module is used for removing, detecting and judging the power outage link of the power outage user, and determining fault points, so that the real situation of the power utilization behavior of the low-voltage user is mastered in real time, the real situation of the low-voltage power supply reliability data is mastered in real time, manual operation is not required, manual reporting, manual collection and manual calculation are not required, the real-time mastering of the power supply situation of the low-voltage user is achieved, and the consistency of the low-voltage power supply reliability data and the real situation is ensured. The method and the device realize the informatization management of the power supply reliability of the low-voltage users, obtain accurate low-voltage power-off user information, have high statistical precision of the power supply reliability, high efficiency and maintenance of the power supply stability, and are suitable for popularization.
In an embodiment of the present application, as shown in fig. 1, the system further includes a checking module and a fault filing module, the checking module is electrically connected to the master control computing module, the fault filing module is electrically connected to the checking module and the user storage module, respectively, the checking module is configured to discriminate information of the power outage user, perform recheck on the power outage link, and determine normal factors and weak links that affect power supply, where the normal factors refer to power supply peak overload and the like, the weak links refer to line faults and the like, and transmit information of the power outage user into the fault filing module in real time, and perform recheck on the power outage link to ensure accuracy of determining the power outage link; the fault recording module is used for reading information of a fault point in real time, storing the fault point and a fault user and comparing the fault point and the fault user when the fault occurs next time. The fault user is the user who has power failure behavior, and the fault point is the specific position where the power failure occurs.
In an embodiment of this application, above-mentioned trouble record module is including maintenance unit, and above-mentioned maintenance unit is used for sending the information of above-mentioned fault point to maintenance person to in maintenance person carries out the maintenance with pertinence, guarantees user's normal power consumption. Maintenance personnel can accurately and efficiently find fault points for maintenance through a positioning system in the low-voltage monitoring module, the continuous stability of low-voltage user power utilization is guaranteed, the fault filing module can automatically upload information of the low-voltage power failure user to the user storage module, and the next fault retrieval is facilitated.
In an embodiment of this application, above-mentioned low pressure monitoring module still is used for reporting automatically the position and the code of outage user, and low pressure monitoring module combines novel smart electric meter promptly, expandes smart electric meter power failure information's whole collection to the coverage area, reports automatically the position and the code of outage user, ensures the complete and accurate of information, is convenient for follow-up timely maintenance to outage user line. The method has the advantages that the novel intelligent electric meter is adopted for detecting the low-voltage users, the positions and codes of fault users are accurately transmitted, the user information is automatically retrieved, the fault points are accurately found through calculation and elimination of the master control calculation module, the fault points are checked and verified, fault maintenance is carried out through real-time transmission, the checked fault user information can be transmitted into the user storage module again, and comparison is provided for next fault retrieval.
In an embodiment of the application, the user storage module further includes an automatic detection unit and an update unit, the automatic detection unit is configured to search a database for a user who has the power outage behavior, the update unit is configured to periodically update information of the low-voltage user, the database is stored in the user storage module, and the database stores information of the user who has the power outage behavior.
In a more specific embodiment, the user storage module stores information of users with power failure in recent years (i.e. users with power failure), and the user storage module is provided with an automatic screening system, so that the users with power failure in low voltage for more than 5 years are automatically screened and automatically deleted, thereby ensuring the update of the information of the users with power failure in low voltage, and updating the storage space of the storage module in time.
In an embodiment of the application, as shown in fig. 2, the general control calculation module includes a data acquisition unit, a data transmission unit, a data calculation unit, and a data processing unit, where the data acquisition unit is configured to acquire user information that cannot be searched in the database, that is, to record new user information, and transmit the acquired user information to the data calculation unit through the data transmission unit, and the data calculation unit is configured to execute the following steps: checking a meter box in a preset time period, and storing the user information in the meter box in the user storage module under the condition that the proportion of the number of users generating the power-off behavior in the meter box is greater than or equal to a first preset proportion; checking a switch connected with the meter box, and storing the user information under the switch in the user storage module when the proportion of the number of the users with the power-off behavior under the switch is larger than or equal to a second preset proportion; detecting the number of low-voltage power-off users under a low-voltage line; under the condition that the ratio of the number of the low-voltage power-off users is larger than or equal to a third preset ratio, completing the user information under the low-voltage line into the user storage module; calculating the number of outage users in the distribution area, and supplementing the user information in the distribution area to the user storage module under the condition that the proportion of the number of the outage users is greater than or equal to a fourth preset proportion; otherwise, the calculation is ended. For example, the first predetermined ratio is 40%, the second predetermined ratio is 60%, the third predetermined ratio is 60%, and the fourth predetermined ratio is 60%, where the ratio of the number of users having power-off behavior is a ratio of the number of users having power-off behavior to the total number of users, and "vice versa" indicates that the ratio of the number of users having power-off behavior is smaller than the first predetermined ratio under the meter box, or the ratio of the number of users having power-off behavior is smaller than the second predetermined ratio under the switch, or the calculation is ended when the ratio of the number of users having low-voltage power-off behavior is smaller than the third predetermined ratio. The method and the device realize real-time mastering of the power supply condition of the low-voltage user, and ensure the consistency of the reliability data of the low-voltage power supply and the real condition.
In an embodiment of the application, the data processing unit integrates the calculation results and outputs the processed information to realize the grasp of the real situation of the low-voltage power supply.
Examples
The embodiment relates to a specific low-voltage user power supply reliability research system which comprises a low-voltage detection module, a user storage module, a master control calculation module, a checking module and a fault filing module.
The output end of the low-voltage monitoring module is connected with a user storage module, and when a low-voltage user is in power-off behavior, an alarm effect is immediately generated and used for monitoring the power consumption of the low-voltage user;
the output end of the user storage module is connected with a master control calculation module, the user storage module comprises low-voltage user information which is in outage in the past, and the storage module comprises an automatic detection unit and is used for searching outage users in a database;
the master control computing module comprises a data acquisition unit, a data transmission unit, a data computing unit and a data processing unit and is used for excluding, detecting and judging a power failure link of a power failure user, wherein the power failure link is an implementation link of a power failure command;
the output end of the checking and checking module is connected with the fault filing module, the checking and checking module discriminates the outage user information generated in real time, and rechecks the outage link to ensure that the outage ring is judged accurately;
the output end of the fault filing module is connected with the input end of the user storage module, the fault point is timely read and timely maintained, and the fault point and the fault user are stored and compared with each other when the fault occurs next time.
In this embodiment, low pressure detection module combines novel smart electric meter, expand smart electric meter power failure information to the coverage area and carry out whole collection, position and the code to the power failure user report automatically, ensure the completeness and the accuracy of information, user storage module includes the information that has a power failure user in recent years, and user storage module is equipped with the autofilter system, carry out autofilter with the low pressure user circular telegram system that is greater than 5 years, and automatic the deletion, ensure the newest of low pressure power failure user information, in time update storage module's memory space, data acquisition unit in the calculation module of total accuse is used for gathering the user information that can not search in user storage module, and data transmission, calculate new user information, wherein the rule of calculating is: checking the meter box in the same preset time period, if the user number ratio in the power failure information of the users under the meter box is more than or equal to 40%, storing the users under the meter box into a user storage module, checking a switch for receiving the meter box, if the user number ratio under the switch is more than or equal to 60%, supplementing the user information under the switch into the user storage module, calculating the next low-voltage off-line, if the low-voltage power failure user number ratio under the low-voltage line is more than or equal to 60%, supplementing the user information under the low-voltage line into the user storage module, calculating the power failure number of the users under the platform area, and supplementing the user information under the platform area into the user storage module, if the power failure user number ratio does not satisfy the above-mentioned ratios, ending the calculation, after the data processing unit calculates the fault point of the low-voltage users, through the data processing unit, integrate data, and the information output after will handling, check the low pressure user power failure information that inspection module will receive and check once more, repeat above-mentioned calculation, confirm normal factor and weak link that influence the power supply, and in will real-time transmission entering trouble record module, the maintenance unit is set up to trouble record module, maintenance personal can pass through the positioning system in the low pressure monitoring module with the fault point, accurate efficient finds the fault point and maintains, guarantee the continuation and stability of low pressure user power consumption, trouble record module can be with this low pressure power failure user's information automatic upload user storage module, make things convenient for the retrieval of next fault.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects:
the low-voltage user power supply reliability research system comprises a low-voltage monitoring module, a user storage module, a master control calculation module, a fault point determination module, a power utilization behavior monitoring module and a power utilization reliability data acquisition module, wherein the low-voltage monitoring module monitors the power utilization state of a low-voltage user, the user storage module is used for storing user information of the power utilization behavior, the master control calculation module eliminates, detects and judges the power failure link of the power failure user, determines the fault point, realizes real-time monitoring of the power utilization behavior of the low-voltage user, grasps the real condition of the low-voltage power supply reliability data in real time, completely says that manual operation is not needed, does not need to rely on manual reporting, manual collection and manual calculation, realizes the real-time grasping. The method and the device realize the informatization management of the power supply reliability of the low-voltage users, obtain accurate low-voltage power-off user information, have high statistical precision of the power supply reliability, high efficiency and maintenance of the power supply stability, and are suitable for popularization.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (7)
1. A low-voltage user power supply reliability research system is characterized by comprising a low-voltage monitoring module, a user storage module and a master control calculation module, wherein the low-voltage monitoring module is electrically connected with the user storage module, the user storage module is electrically connected with the master control calculation module,
the low-voltage monitoring module is used for monitoring the power utilization state of a low-voltage user and giving an alarm when detecting that the low-voltage user has power failure;
the user storage module is used for storing user information of the power-off behavior;
the master control computing module is used for removing, detecting and judging a power failure link of a power failure user and determining a fault point, wherein the power failure link is an implementation link of a power failure command.
2. The system of claim 1, further comprising a verification module electrically connected to said general control computing module and a fault docketing module electrically connected to said verification module and said user storage module, respectively,
the checking and checking module is used for screening the information of the power-off user and checking the power-off link again;
and the fault filing module is used for reading the information of the fault point in real time and storing the fault point and a user sending a low-voltage power-off behavior.
3. The system of claim 2, wherein the fault docket module includes a service unit for sending information of the fault point to a service person.
4. The system of claim 1, wherein the low voltage monitoring module is further configured to automatically report the location and code of the outage user.
5. The system of claim 1, wherein the user storage module further comprises an automatic detection unit for searching a database for a user who has the power-off behavior, and an updating unit for periodically updating the information of the low-voltage user.
6. The system of claim 5, wherein the general control computation module comprises a data acquisition unit, a data transmission unit, a data computation unit and a data processing unit,
the data acquisition unit is used for acquiring user information which cannot be searched in the database and transmitting the acquired user information to the data calculation unit through the data transmission unit, and the data calculation unit is used for executing the following steps:
checking a meter box in a preset time period, and storing the user information in the meter box in the user storage module when the proportion of the number of users with the power-off behavior in the meter box is greater than or equal to a first preset proportion;
the switch connected with the meter box is checked, and the user information under the switch is stored in the user storage module when the proportion of the number of the users with the power-off behaviors is larger than or equal to a second preset proportion;
detecting the number of low-voltage power-off users under a low-voltage line;
under the condition that the proportion of the number of the low-voltage power-off users is larger than or equal to a third preset proportion, completing the user information under the low-voltage line into the user storage module;
calculating the number of outage users in a distribution area, and supplementing user information in the distribution area to the user storage module under the condition that the proportion of the number of outage users is greater than or equal to a fourth preset proportion;
otherwise, the calculation is ended.
7. The system according to claim 6, wherein the data calculation unit calculates the fault point of the low-voltage user to obtain a calculation result, and the data processing unit integrates the calculation result and outputs the processed information.
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