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摘要: 分别阐述电力电缆以及电缆接头使用的多种运行温度监测技术，包括点式温度监测、光纤温度监测和红& l! `8 D# [$ j, P; }5 n1 `
外温度监测等。介绍了每种运行温度监测技术的工作原理、优缺点以及这些运行温度监测技术的适用场合，3 a: `# i* T$ i/ @% A0 C
同时也对某些运行温度监测技术在实际中的具体实现和实际使用效果进行了说明。# M E2 F f' ] i) \
关键词: 电力电缆及其接头; 绝缘状况; 运行温度监测技术; 运行温度监测系统* J* u, x1 T! h& F: R
Research of Techniques for Monitoring the Operation Temperature
5 Q" {, }* @! b6 }of the Power Cable and Cable Joints$ d! g: j9 I$ A
WU Wei，et al* V2 t. |% j1 y( j$ k
( College of Electrical and Information Engineering，Hunan University，Changsha 410082，China)
8 r2 e. }1 |% q8 O+ uAbstract: A variety of monitoring technologies for operating temperature that have been used for the power cable and+ h. N" A' h! \( v/ M4 C
cable joints are discussed，the monitoring technologies based on distributed temperature sensors，optical fiber and infrared
. h0 A! b# \* k+ F F# l0 Brays are included． The working principles， advantages and disadvantages as well as scopes of application of these, Z; [, w9 y: Y) L. u
technologies are introduced，and it is also described that practical implementation and actual effects about some monitoring
, b) H2 ~: R6 f* r; Z3 E3 {' c3 `technologies．" K9 i0 }/ q) c" j7 @
Key words: power cable and cable joints; insulation conditions; monitoring technologies for operatingtemperature;8 q" L% M3 d8 q" t- C
monitoring systems for operating temperature |
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发表于 2011-9-28 13:26:53
