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铁路客专信号产品灌封技术的研究
引用本文:陈优珍. 铁路客专信号产品灌封技术的研究[J]. 铁路通信信号工程技术, 2009, 6(1): 57-58
作者姓名:陈优珍
作者单位:北京铁路信号工厂,北京,102613
摘    要:比较各种灌封材料的优缺点,研究在铁路客专信号产品生产中应用硅树脂凝胶灌封的关键工艺,包括PCBA表面清洁、温度控制、配方管理和控制、抽真空、灌封有效期管理和固化过程管理等,特别提出灌封有效期管理的新观点,并进行实践和总结。

关 键 词:硅树脂凝胶  灌封材料  灌封技术  灌封有效期  清洁  真空  固化

Study on Potting Technique of Signal Product for Railway Dedicated Passenger Line
Chen Youzhen. Study on Potting Technique of Signal Product for Railway Dedicated Passenger Line[J]. Railway Signalling & Communication Engineering, 2009, 6(1): 57-58
Authors:Chen Youzhen
Abstract:The paper compares the advantages and disadvantages of various potting materials, studies the key potting process of silicone gel used in manufacturing of signal equipment for dedicated passenger line, including cleaning the surface of the PCBA, gel temperature control, recipe management and control, vacuum to eliminate air bubbles in the gel, potting lifetime management, curing process management, proposes a new concept of potting lifetime management, and has carried on practice and summary.
Keywords:Silicone gel   Potting material   Potting technique   Cleanliness   Vacuum   Potting life   and Curing
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