Deicer for high-voltage power transmission line and deicing method thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- NORTHEAST DIANLI UNIVERSITY
- Publication Date
- 2010-05-12
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to a high-voltage transmission line deicing device and a deicing method thereof. Background technique
[0002] In January 2008, most parts of Central China, East China, and South China experienced historically rare low-temperature, rainy, snowy and freezing weather, causing large areas of power transmission and transformation facilities to be covered with ice. A large number of transmission lines were disconnected, power facilities were extensively damaged, and the grid structure was severely damaged.
[0003] From 1980 to 2007, the total investment in power supply in China reached 2,109.7 billion yuan, and the installed capacity and power generation have leapt to the second place in the world. , A new stage of long-distance power transmission. However, this huge system was so fragile in the face of this sudden ice and snow disaster that it was unbearable to deal with: hundreds of thousands of poles and towers collapsed, several...