System for monitoring distribution network state and method thereof

A condition monitoring system and distribution network technology, applied in circuit breaker testing, radiation pyrometry, information technology support systems, etc., can solve problems such as complex technical means, unfavorable promotion and application, and single function of the monitoring system

CN101800440AActive Publication Date: 2010-08-11WUHAN NARI LIABILITY OF STATE GRID ELECTRIC POWER RES INST
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2010-08-11

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Abstract

The invention provides a system for monitoring distribution network state. The system comprises a bureau distribution network equipment data center, a station distribution network equipment data center, an infrared point temperature monitoring unit, a switch electrical parameter monitoring unit, an environmental humiture monitoring unit, a thermal infrared image monitoring instrument and a distribution network state monitoring software platform, wherein the bureau distribution network equipment data center is connected with the station distribution network equipment data center in a mode of optical fiber communication, wireless communication or carrier communication; the station distribution network equipment data center is connected with the infrared point temperature monitoring unit, the switch electrical parameter monitoring unit, and the environmental humiture monitoring unit through a RS485 respectively; the station distribution network equipment data center is further connected with the thermal infrared image monitoring instrument through optical fibers; and the matched distribution network state monitoring software platform is arranged on host computers of the bureau distribution network equipment data center and the station distribution network equipment data center. As the data information of diversification measurement covers all state parameters of the distribution network equipment, the system for monitoring the distribution network state ensures that perfect and full monitoring is provided for equipment objects.
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Description

Technical field

[0001] The invention relates to a power grid state monitoring system and method, in particular to a power distribution network state monitoring system and a monitoring method. Background technique

[0002] With the growth of power demand and the marketization of power supply and demand, users' requirements for power supply reliability, power quality, and quality services are constantly increasing. Distribution network equipment plays an important role in achieving reliable power supply.

[0003] The number of equipment in the distribution network is large and there are many types. Some equipment, such as the distribution transformer itself, is extremely expensive. Temperature, ambient temperature and humidity, etc. are extremely important for the normal operation of these distribution network equipment. Need to pass the physical parameters in the distribution network: the working temperature of cable joints, high and low voltage cabinets, ring network cabinets, load...

Examples

Embodiment Construction

[0040] The present invention will be further described in detail below in conjunction with the drawings and embodiments.

[0041] Such as figure 1 As shown, the distribution network state monitoring system provided by the embodiment of the present invention includes: bureau-side distribution network equipment data center, station-side distribution network equipment data center, infrared point temperature monitoring unit, switch electrical parameter monitoring unit, and ambient temperature and humidity monitoring Unit, infrared thermal image monitor and distribution network status monitoring software platform, the bureau’s distribution network equipment data center is connected to the station’s distribution network equipment data center through optical fiber, wireless or carrier communication, and the station’s distribution network equipment data center is through RS485 It is connected to the infrared point temperature monitoring unit, the switch electrical parameter monitoring uni...