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一种极端工况下阀门密封可靠性测试评估系统
InventionUnknown
10Claims · 1 independent
§ Ⅰ
Dossier Overview
Inventor
陈鉴; 王胜利
Filing Date
Aug 14, 2026
Publication Date
Oct 20, 2026
IPC Classification
G01M 3/28 (2006.01)G01M 3/00 (2006.01)
本发明公开了一种极端工况下阀门密封可靠性测试评估系统,涉及阀门密封测试领域,系统包括:相变诱发单元,用于保持被测阀门关闭,构建析出固态二氧化碳相变沉积物的跨临界相变诱发边界;截面提取单元,结合匹配的等效通流能力提取沉积遮蔽状态下的有效通流截面;沉积暴露单元,施加热边界使固态沉积物发生状态转化,提取沉积暴露后的有效通流截面;可靠评估单元,合成有效通流截面对比不确定度,将沉积暴露后的有效通流截面,与沉积遮蔽状态下的有效通流截面加上对比不确定度的数值之和,进行比对计算;本发明有效剥离了相变沉积物的暂堵干扰,提取真实泄漏表征面积并生成综合评估结果集,准确量化了阀门真实的密封退化状态。
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