CN109389519B - Method and system for identifying abnormal energy value reverse metering - Google Patents
Method and system for identifying abnormal energy value reverse metering Download PDFInfo
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Abstract
The invention discloses a method and a system for identifying abnormal energy value reverse metering, and belongs to the technical field of energy metering management. The method of the invention comprises the following steps: the method comprises the steps that firstly, an energy metering management system main station independently collects metering equipment data blocks of at least 3 times of metering equipment in a preset day, and the independent collection time interval is not less than 24 hours to obtain metering equipment data block parameters; step two, comparing the parameters with the parameter standard values, and judging whether the data block of the metering equipment is in an abnormal state of reverse metering with the energy value; and step three, judging whether any 3 metering equipment data blocks are in an abnormal state of reverse metering with energy values. The invention is used for the electric water vapor heat energy metering management system, performs data analysis at a system main station, judges the abnormal state and the event of the reverse metering of the energy value, and can support the operation and maintenance work of the energy metering management system according to the analysis result, thereby improving the working efficiency and the operation reliability of the system.
Description
Technical Field
The invention relates to the field of energy metering management, in particular to a method and a system for identifying reverse metering abnormality of an energy value.
Background
The construction of an electric water vapor heat energy metering management system is developed in China, and millions of users are accumulated and covered. With the expansion of the system scale, the operation and maintenance difficulty of the system and the equipment is greatly improved, the faults of the system and the equipment are accurately positioned for effectively reducing the operation and maintenance workload, the energy utilization state of a user is reasonably analyzed, the equipment data is efficiently collected based on an automatic collection means, and corresponding conclusion is automatically obtained through a reasonable calculation method, so that the on-site operation and maintenance work is supported.
The construction of the electric water-gas-heat energy metering management system takes the construction experience of the electric energy information acquisition and management system for the last ten years as a core, and the electric energy information acquisition technology aiming at the electric energy meter is used for simultaneously accessing and acquiring the data of the water meter, the gas meter and the heat meter, and the data integration is carried out at a system main station, so that the functions of convenience for people such as multiple and single integration are realized. The electric energy information acquisition and management system is constructed and operated for many years, a large amount of experience is accumulated, the development of intelligent measurement technology is promoted, the intelligent level of the power grid is improved, various acquired data play an important supporting role in a plurality of professional business applications such as electric power transaction, electric charge recovery, electricity inspection, market demand side, line loss lean analysis, power distribution network operation monitoring, power supply quality monitoring, fault rush-repair and the like, and become an important basic data source.
Disclosure of Invention
The invention aims to improve the data analysis capability of a main station of an energy metering management system, improve the utilization rate of big data, optimize a system data analysis method and improve the operation and maintenance level of the system, and provides a method and a system for identifying reverse metering abnormality of an energy value, wherein the method comprises the following steps:
the method comprises the steps that firstly, an energy metering management system main station independently collects data blocks of metering equipment for at least 3 times in a preset day, the independent collection time interval is not less than 24 hours, data block parameters of the metering equipment are obtained, and the downstream access of the metering equipment is determined to have energy supply property equipment value parameters according to the energy metering management system main station;
the metering device data block parameters include: the daily energy metering accumulated value of the metering equipment, the reverse metering accumulated value of the metering equipment and the reverse metering increment value of the metering equipment on the same day;
step two, comparing the parameters with the parameter standard values, wherein the parameters comprise parameters of a data block of the metering equipment and parameters of equipment values with energy supply property, which are accessed at the downstream of the metering equipment, comparing and judging whether the data block of the metering equipment is in an abnormal state of energy consumption value reverse metering, entering a step three if the data block of the metering equipment is in the abnormal state of energy consumption value reverse metering, otherwise, ending;
and thirdly, judging whether any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, if any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, the metering equipment is in an abnormal state of energy consumption value reverse metering, otherwise, ending.
Alternatively, the predetermined number of days is 7 days.
Optionally, the abnormal state simultaneously satisfies that the device value with energy supply property accessed at the downstream of the metering device is smaller than a standard value, the daily energy metering accumulated value is smaller than the standard value, the metering device reverse metering accumulated value is larger than the standard value and the current-day reverse metering increment value is larger than the standard value.
Optionally, the parameter standard value includes: the downstream access of the metering equipment is provided with an energy supply property equipment standard value of 1, a daily energy metering accumulation standard value of the metering equipment is 8 times of the product of a standard energy value per second and 86400 seconds, a reverse metering accumulation standard value of the metering equipment is 0, and a reverse metering increment standard value of the metering equipment on the same day is 0.1kWh.
Optionally, the metering device comprises: electric energy meter, water meter, gas meter and calorimeter.
Alternatively, the energy value used per second of the electric energy meter is an apparent power value.
Optionally, the daily energy metering accumulated value of the metering device is the difference between the daily value of the daily frozen forward active electric energy indicating value and the last daily value.
Optionally, the counter-metering integrated value of the metering device is a counter-active electric energy indication value.
Alternatively, the current day metering device reverse metering increment value is the difference between the current day value and the previous day value of the reverse active power energy indicating value.
The present invention also provides a system for identifying an energy value back-metering anomaly, the system comprising:
and a data acquisition module: independently acquiring at least 3 metering equipment data blocks of a main station of the energy metering management system within a preset day, acquiring metering equipment data block parameters at intervals of not less than 24 hours, and determining that downstream access of the metering equipment has energy supply property equipment value parameters according to the main station of the energy metering management system;
the metering device data block parameters include: the daily energy metering accumulated value of the metering equipment, the reverse metering accumulated value of the metering equipment and the reverse metering increment value of the metering equipment on the same day;
judging a data block abnormality module: comparing the parameters with the parameter standard values, wherein the parameters comprise parameters of a data block of the metering equipment and parameters of a value of the equipment with energy supply property, which are accessed at the downstream of the metering equipment, and comparing and judging whether the data block of the metering equipment is in an abnormal state of reverse metering with an energy value;
and judging whether any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, and if any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, judging that the metering equipment is in an abnormal state of energy consumption value reverse metering.
According to the monitoring result of the reverse metering of the energy consumption value in the energy consumption process of the user, whether the equipment is possibly in a wrong installation state or not is analyzed, whether the equipment is possibly in failure or not is judged, and whether the user accesses the equipment with energy supply property or not is judged. The invention is used for an electric water vapor heat energy metering management system, is suitable for a system structure constructed by a system main station, acquisition equipment and metering equipment together, acquires data of the metering equipment by the acquisition equipment, performs data analysis on the system main station, judges abnormal state and event of reverse metering of the energy value, and can support operation and maintenance work of the energy metering management system by the analysis result, thereby improving the working efficiency and the operation reliability of the system.
Drawings
FIG. 1 is a flow chart of a method for identifying an energy value back-metering anomaly in accordance with the present invention;
FIG. 2 is a block diagram of a system for identifying energy value back-metering anomalies in accordance with the present invention.
Detailed Description
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the examples described herein, which are provided to fully and completely disclose the present invention and fully convey the scope of the invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the invention. In the drawings, like elements/components are referred to by like reference numerals.
Unless otherwise indicated, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art. In addition, it will be understood that terms defined in commonly used dictionaries should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
The invention provides an energy value reverse metering abnormality judgment algorithm, as shown in fig. 1, which specifically comprises the following steps:
step one, an energy metering management system main station in a preset day independently collects at least 3 metering equipment data blocks of metering equipment, wherein the metering equipment comprises: the method comprises the steps of independently acquiring the parameters of a data block of metering equipment at intervals of not less than 24 hours; wherein the preset number of days is 7 days; the metering equipment data block parameters to be acquired comprise: the daily energy metering accumulation value, the reverse metering accumulation value and the reverse metering increment value of the metering device on the same day of the metering device are measured, and the downstream access of the metering device is determined to have the value parameter of the energy supply property device according to the main station of the energy metering management system;
step two, comparing the parameters with the parameter standard values, wherein the parameters comprise parameters of a data block of the metering equipment and parameters of equipment values with energy supply property, which are accessed at the downstream of the metering equipment, comparing and judging whether the data block of the metering equipment is in an abnormal state of energy consumption value reverse metering, entering a step three if the data block of the metering equipment is in the abnormal state of energy consumption value reverse metering, otherwise, ending;
wherein the parameter standard values include: the downstream access of the metering equipment is provided with an energy supply property equipment standard value of 1, a daily energy metering accumulation standard value of the metering equipment is 8 times of the product of a standard energy value per second and 86400 seconds, a reverse metering accumulation standard value of the metering equipment is 0, and a reverse metering increment standard value of the metering equipment on the same day is 0.1kWh; the abnormal state is that the downstream access of the metering equipment is simultaneously satisfied that the equipment value with energy supply property is smaller than the standard value, the daily energy metering accumulated value is smaller than the standard value, the metering equipment reverse metering accumulated value is larger than the standard value and the current day reverse metering increment value is larger than the standard value; the energy value used per second of the electric energy meter is an apparent power value; the daily energy metering accumulated value of the metering equipment is the difference between the daily value of the daily freezing forward active electric energy indicating value and the last daily value; the reverse metering accumulated value of the metering equipment is a reverse active electric energy indication value; the current day metering equipment reversely measures the difference between the current day value and the last day value of the increment value which is the reverse active electric energy;
and thirdly, judging whether any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, if any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, the metering equipment is in an abnormal state of energy consumption value reverse metering, otherwise, ending.
The present invention also provides a system 200 for identifying anomalies using energy value back-metering, as shown in FIG. 2, comprising:
the data acquisition module 201: independently acquiring at least 3 metering equipment data blocks of a main station of the energy metering management system within a preset day, acquiring metering equipment data block parameters at intervals of not less than 24 hours, and determining that downstream access of the metering equipment has energy supply property equipment value parameters according to the main station of the energy metering management system;
the metering device data block parameters include: the daily energy metering accumulated value of the metering equipment, the reverse metering accumulated value of the metering equipment and the reverse metering increment value of the metering equipment on the same day;
the judging data block abnormality module 202: comparing the parameters with the parameter standard values, wherein the parameters comprise parameters of a data block of the metering equipment and parameters of a value of the equipment with energy supply property, which are accessed at the downstream of the metering equipment, and comparing and judging whether the data block of the metering equipment is in an abnormal state of reverse metering with an energy value;
the metering device abnormality judging module 203 judges whether any 3 metering device data blocks are in an abnormal state of energy consumption value reverse metering, if any 3 metering device data blocks are in an abnormal state of energy consumption value reverse metering, the metering device is in an abnormal state of energy consumption value reverse metering.
According to the monitoring result of the reverse metering of the energy consumption value in the energy consumption process of the user, whether the equipment is possibly in a wrong installation state or not is analyzed, whether the equipment is possibly in failure or not is judged, and whether the user accesses the equipment with energy supply property or not is judged. The invention is used for an electric water vapor heat energy metering management system, is suitable for a system structure constructed by a system main station, acquisition equipment and metering equipment together, acquires data of the metering equipment by the acquisition equipment, performs data analysis on the system main station, judges abnormal state and event of reverse metering of the energy value, and can support operation and maintenance work of the energy metering management system by the analysis result, thereby improving the working efficiency and the operation reliability of the system.
Claims (8)
1. A method of identifying an anomaly in a reverse metric of energy values, comprising:
the method comprises the steps that firstly, an energy metering management system main station independently collects data blocks of metering equipment for at least 3 times in a preset day, the independent collection time interval is not less than 24 hours, data block parameters of the metering equipment are obtained, and the downstream access of the metering equipment is determined to have energy supply property equipment value parameters according to the energy metering management system main station;
the metering device data block parameters include: the daily energy metering accumulated value of the metering equipment, the reverse metering accumulated value of the metering equipment and the reverse metering increment value of the metering equipment on the same day;
step two, comparing the parameters with the parameter standard values, wherein the parameters comprise parameters of a data block of the metering equipment and parameters of equipment values with energy supply property, which are accessed at the downstream of the metering equipment, comparing and judging whether the data block of the metering equipment is in an abnormal state of energy consumption value reverse metering, entering a step three if the data block of the metering equipment is in the abnormal state of energy consumption value reverse metering, otherwise, ending;
judging whether any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, if any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, metering equipment is in an abnormal state of energy consumption value reverse metering, otherwise, ending;
the abnormal state simultaneously satisfies that the downstream access of the metering equipment has an equipment value with energy supply property smaller than a standard value, the daily energy metering accumulated value smaller than the standard value, the metering equipment reverse metering accumulated value larger than the standard value and the current day reverse metering increment value larger than the standard value;
the parameter standard value comprises: the downstream access of the metering equipment is provided with an energy supply property equipment standard value of 1, a daily energy metering accumulation standard value of the metering equipment is 8 times of the product of a standard energy value per second and 86400 seconds, a reverse metering accumulation standard value of the metering equipment is 0, and a reverse metering increment standard value of the metering equipment on the same day is 0.1kWh.
2. The method according to claim 1, characterized in that: the predetermined number of days is 7 days.
3. The method according to claim 1, characterized in that: the metering device comprises: electric energy meter, water meter, gas meter and calorimeter.
4. A method according to claim 3, characterized in that: the energy value used per second of the electric energy meter is an apparent power value.
5. The method according to claim 1, characterized in that: the daily energy metering accumulated value of the metering equipment is the difference between the daily value of the daily freezing forward active electric energy indicating value and the last daily value.
6. The method according to claim 1, characterized in that: the reverse metering accumulated value of the metering equipment is a reverse active electric energy indication value.
7. The method according to claim 1, characterized in that: the reverse metering increment value of the current day metering equipment is the difference between the current day value and the last day value of the reverse active electric energy indicating value.
8. A system for identifying an anomaly in a reverse metric of energy values, comprising:
and a data acquisition module: independently acquiring at least 3 metering equipment data blocks of a main station of the energy metering management system within a preset day, acquiring metering equipment data block parameters at intervals of not less than 24 hours, and determining that downstream access of the metering equipment has energy supply property equipment value parameters according to the main station of the energy metering management system;
the metering device data block parameters include: the daily energy metering accumulated value of the metering equipment, the reverse metering accumulated value of the metering equipment and the reverse metering increment value of the metering equipment on the same day;
judging a data block abnormality module: comparing the parameters with the parameter standard values, wherein the parameters comprise parameters of a data block of the metering equipment and parameters of a value of the equipment with energy supply property, which are accessed at the downstream of the metering equipment, and comparing and judging whether the data block of the metering equipment is in an abnormal state of reverse metering with an energy value;
the metering equipment abnormality module is used for judging whether any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, and if any 3 metering equipment data blocks are in an abnormal state of energy consumption value reverse metering, the metering equipment is in an abnormal state of energy consumption value reverse metering;
the abnormal state simultaneously satisfies that the downstream access of the metering equipment has an equipment value with energy supply property smaller than a standard value, the daily energy metering accumulated value smaller than the standard value, the metering equipment reverse metering accumulated value larger than the standard value and the current day reverse metering increment value larger than the standard value;
the parameter standard value comprises: the downstream access of the metering equipment is provided with an energy supply property equipment standard value of 1, a daily energy metering accumulation standard value of the metering equipment is 8 times of the product of a standard energy value per second and 86400 seconds, a reverse metering accumulation standard value of the metering equipment is 0, and a reverse metering increment standard value of the metering equipment on the same day is 0.1kWh.
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532745A (en) * | 2013-09-25 | 2014-01-22 | 国家电网公司 | Metering online monitoring system based on power user power consumption information acquisition system |
| WO2016029773A1 (en) * | 2014-08-28 | 2016-03-03 | 单立辉 | Electrical measurement method based on reference energy |
| CN106405475A (en) * | 2016-08-31 | 2017-02-15 | 国网江苏省电力公司常州供电公司 | Electric energy meter abnormity diagnosis method |
Non-Patent Citations (1)
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| 郑天.关于用电信息采集系统单一异常智能诊断规则的探讨.《计算机产品与流通》.2018,(第1期),第279页. * |
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