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Issue:
Accident Analysis and Measures of High Temperature and High Pressure Exchanger
Author(s):
ZHOU Youshi
,
JIANG Hongchao
Pages:
38
-
40
Year:
2003
Issue:
9
Journal:
PRESSURE VESSEL TECHNOLOGY
Keyword:
高温高压临氢设备
;
角焊缝
;
密封分析
;
扭矩计算
;
Abstract:
换热器EA101属高温高压临氢设备,其密封性能的好坏,将直接影响到加氢裂化装置的安全运行.本文对首次进行检修改造的EA101在试用期间出现的管箱与盖板封头之间实心圆垫片角焊缝密封处泄漏的原因进行了分析,对螺栓的密封扭矩进行了计算,并提出处理措施,对高温高压临氢设备国产化具有一定的借鉴意义.
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