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摘要: 介绍一种高压架空输电线自动防冻的方案，即在架空输电线上附着防冻自动控制器及其相连的发热电7 Z$ V' ^# @; Y* I, j/ G: Q
线。当架空输电线温度低于3°C 时，防冻自动控制器将开启通电，使发热电线升温，提高架空输电线的温度，
' o G; x; |% H- N2 m) p所以不产生冰冻; 当升温到12°C 时，防冻自动控制器将关闭，停止通电。这样就可避免架空输电线冰冻的
. K% C# L2 Y, _# `* D危害。
2 w* T* D+ ~9 F* v关键词: 高压架空输电线; 防冻方案; 自动防冻器; 发热电线
: O8 Z/ R; S5 V4 o0 a" P A Plan of Preventing the High Voltage Overhead Transmission Line" e) w+ W# h. G- v
ZHUANG Shao-lin: D& @/ n0 W3 h7 @; `
( Qingdao Harmony Electronics Co． ，Ltd，Qingdao 266410，China)) y. h2 @' Y. a' A& p$ [0 [. B
Abstract: Introduce a plan of preventing the high voltage overhead transmission line from being frozen． In other0 M: h2 x. V- t' r! o
words，A antifreeze automatic controller and the heating line are attached with the high voltage overhead transmission
- g3 E6 K( X* t/ Q( xline． When the temperature is below 3 degree，the antifreeze automatic controller will be opened，the heating-line’s
! W2 W1 N+ d6 H& h+ N7 D8 Dtemperature is begin to rise，the high voltage overhead transmission’s temperature is begin to rise． When the temperature! Z) ?8 i& C: f
is higher than 12 degree，the antifreeze automatic controller is closed． Consequently，the high voltage overhead. W2 G& S, J1 ~2 r2 I/ H
transmission line will not be frozen any longer． So according the plan，the disaster which is caused by the frozen high! D6 n4 `) c: o
voltage overhead transmission line can be avoid．5 A$ V3 Q8 u8 K
Key words: the high voltage overhead transmission line; an antifreeze plan; an automatic antifreeze controller; the* w" ]) K6 Z" C( u) B+ F
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发表于 2011-9-28 13:28:43
