绝缘电线热指数寿命试验温度和换气率的监测与控制  

Monitoring and Control of Temperature and Ventilation Rate for Insulated Wire Thermal Index Life Test

作　　者：阳辉 孙旭鹏 杜忠磊 钟征宇 白桦 柴伟 YANG Hui;SUN Xu-peng;DU Zhong-lei;ZHONG Zheng-yu;BAI Hua;CHAI Wei(Beijing San-talking Testing Engineering Academy,Co.Ltd,Beijing 100089)

机构地区：[1]北京圣涛平试验工程技术研究院有限责任公司,北京100089

出　　处：《环境技术》2019年第2期64-67,共4页Environmental Technology

摘　　要：本文介绍了XLPE、PI/PTFE电缆绝缘老化机理和热指数寿命试验温度和换气率要求,给出了试验温度和换气率的测量方法和不确定度的评定,分析了300℃热指数试验条件波动及影响因素,提出了监测系统设计和环境条件控制注意事项。This paper introduces the aging mechanism of XLPE,PI/PTFE cable insulation and heat index life test temperature and air exchange rate requirements.The measurement method and uncertainty of test temperature and air exchange rate are given.The fluctuations of the 300 ℃ thermal index test conditions and the influencing factors are analyzed.Precautions for monitoring system design and environmental condition control are proposed.

关 键 词：绝缘电线 热指数 寿命试验 换气率 监测 

分 类 号：V21[航空宇航科学与技术—航空宇航推进理论与工程]