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Study on prediction of temperature control of super-high concrete arch dam with fiber-optic-based distributed temperature sensing
Author(s): 
Pages: 42-46
Year: Issue:  9
Journal: Water Resources and Hydropower Engineering

Abstract: 针对溪洛渡水电站特高拱坝混凝土通仓浇筑时温度控制特点,建立了一套温度控制预警系统,其功能包括分布式光纤测温和温度控制预报.在该拱坝典型坝段埋设了光纤对混凝土温度实时在线监测,并首次在现场安置监测房,实现近距离永久观测.基于光纤测温成果,采用遗传算法反演混凝土热学特性参数,结论认为:反演获得的热学参数能够更真实地反映大坝混凝土的热学特性,可用于混凝土施工温控预报;在此基础上建立的温度控制预警系统达到...
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