Abnormal operation early warning technology for gateway electric energy metering device

An electric energy metering device and abnormal operation technology, applied in the direction of circuit devices, electrical components, etc., to achieve low cost, improve work efficiency and safety level

Active Publication Date: 2011-07-13
STATE GRID JIANGXI ELECTRIC POWER CO LTD RES INST +1
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Problems solved by technology

However, since the electric energy metering system does not have the intelligent monitoring of the operation status of the gateway metering device and the abnormal warning function, manual labor cannot and does not have enough time, energy and speed to read and analyze a large amount of data.
Now it can only be a failure or error first, and then manual analysis and solution
As a result, the discovery and treatment of the problem is delayed, and the measurement error of the electric energy meter at the gateway will cause huge economic losses to both the power supply and the consumer and the society.

Method used

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  • Abnormal operation early warning technology for gateway electric energy metering device
  • Abnormal operation early warning technology for gateway electric energy metering device

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specific Embodiment approach

[0027] (1) In order to ensure the accuracy, integrity and reliability of the data, the analysis and early warning must synchronize the data of the fault analysis and early warning system with the electric energy measurement system. Mechanisms to achieve data synchronization such as figure 1 The working schematic diagram of the anomaly early warning system for electric energy metering at the gateway is shown, and the data source of the fault analysis early warning system comes from the metering data collected in the electric energy metering system at the gateway. The data synchronization method adopts the regular data interaction mode, and the data quality mark of the electric energy collection at the gateway adopts the incremental synchronization method of no less than 15 minutes. Check the collection time scale of the gateway meter every 15 minutes and compare it with the last updated time scale of the data synchronization at the gateway. If the collection time scale of the ...

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Abstract

The invention provides an abnormal operation early warning method for a gateway electric energy metering device. The method is characterized by carrying out 7*24-hour uninterruptible overall real-time tracking on the data acquired by the electric energy metering system to realize overall analysis and abnormity early warning of gateway electric energy metering operation, wherein the tracked contents comprise such information as operation maintenance, data processing, acquired events, system working conditions, data balance and computational formula of the electric energy metering device. The device realizes that different managers subscribe to various types and grades of alarm information according to the authorities of the users and can provide various alarm methods including webpage alarm, mail alarm and SMS (short message service) alarm according to the subscription information of the users. The system has the following beneficial effects: the low-cost fault early alarm system solution based on the existing gateway metering charge system is provided, has the characteristics of maintainability, expandability and reusability and can be applicable to other gateway metering charge systems and power utilization information acquisition systems.

Description

technical field [0001] The invention relates to an abnormal operation early warning technology of a gate electric energy metering device, and belongs to the technical field of electric power metering. Background technique [0002] At present, after nearly 20 years of development, the domestic electric energy metering system has entered a stage of steady growth. Provincial power grids and power supply networks in major cities have been equipped with electric energy metering systems. And it is developing to the district and county power supply network, and the penetration rate is increasing year by year. The electric energy metering system mainly realizes the metering of electric energy at the power plant's grid connection, off-grid and tie-line gateway points, stores, collects and processes it in different periods, and provides basic data for settlement and analysis. With the improvement of the information level of the electric energy metering system. The electric energy me...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J13/00
Inventor 万爱民刘水张春强黄洋界
Owner STATE GRID JIANGXI ELECTRIC POWER CO LTD RES INST
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