Intelligent state diagnosis and overhauling system for power distribution network equipment

A technology for equipment status and intelligent diagnosis, applied in information technology support systems, electrical components, circuit devices, etc., can solve problems such as insufficient maintenance, blind maintenance, and heavy workload, so as to improve timeliness and accuracy and reduce maintenance costs. , the effect of prolonging the service life

Inactive Publication Date: 2015-05-20
STATE GRID CORP OF CHINA +2
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AI Technical Summary

Problems solved by technology

The condition-based maintenance of power equipment came into being, and a large number of online or offline equipment condition diagnosis and maintenance systems were built simultaneously with it. Accurate and quantitative characteristics, facing the current increasingly complex power grid, especially the extremely large number of distribution networks, there are problems of heavy workload and low accuracy
[0003] Moreover, with the rapid development of the power grid, the scale of the power grid is rapidly expanding, and the traditional period-based regular maintenance mode of equipment can no longer meet the requirements of the development of the State Grid Corporation of China and the power grid, gradually exposing the problems of "frequent maintenance, insufficient maintenance, and blind maintenance"

Method used

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  • Intelligent state diagnosis and overhauling system for power distribution network equipment

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Embodiment Construction

[0027] Best practice:

[0028] The intelligent diagnosis and maintenance system of distribution network equipment status includes the following components: standard management module, information collection module, status evaluation module and maintenance strategy module.

[0029] Firstly, the condition-based maintenance equipment model based on the actual operation mode; using the topology analysis function of the distribution network modeling graphics, according to the actual operation mode, the connection relationship between the overhead and cable equipment under the feeder is analyzed in real time, and the evaluation equipment and subordinate units are automatically divided, forming a self-evaluation 4-layer equipment model from object to evaluation unit, evaluation state quantity, and evaluation component.

[0030] The standard management module provides various guidelines, standards and specifications related to distribution network condition maintenance, and provides m...

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Abstract

The invention relates to a state overhauling technology of power distribution network equipment and particularly relates to an intelligent state diagnosis and overhauling system for the power distribution network equipment. The intelligent state diagnosis and overhauling system is characterized by comprising a standard management module, an information collection module, a state evaluation module and an overhauling strategy module, wherein the information collection module is used for collecting information for reflecting equipment health states from a plurality of a monitoring systems by using a production management module; the state evaluation module is used for evaluating a health condition of the equipment to realize automatic collection of operation information and automatic estimation of equipment states; finally, an overhauling strategy is automatically generated by the overhauling strategy module. The intelligent state diagnosis and overhauling system for the power distribution network equipment has the advantages that a complete automatic state overhauling flow is introduced, so that state early alarming information is published for equipment with poor states and poor tendency and overhauling strategy advises are provided; an economical and reasonable overhauling plan is formulated and the automation of estimation of the power distribution network equipment and the informatization of overhauling management are realized.

Description

technical field [0001] The invention relates to a state maintenance technology of distribution network equipment, in particular to a state intelligent diagnosis and maintenance system of distribution network equipment. Background technique [0002] With the rapid development of my country's economy, the huge demand for energy has promoted the rapid development of the power industry, making the power system develop in the direction of large capacity, ultra-high voltage and cross-regional. However, with the increase of the capacity of the system and the expansion of the scale of the power grid, the impact of power equipment on people's production and modern life is becoming greater and greater. For safe production, the overhaul of electrical equipment is unavoidable. For a long time, most domestic power companies have adopted regular maintenance, also known as planned maintenance. As early as the 1950s, China's electric power industry introduced this maintenance system from ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J13/00
CPCY04S10/40
Inventor 李伟新曹发彦熊军彭伟侯颖君陈超锋吴旸晗许家兴李杨杰
Owner STATE GRID CORP OF CHINA
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