机械工程师
機械工程師
궤계공정사
MECHANICAL ENGINEER
2015年
6期
233-234,235
,共3页
冷雪峰%孟东民%王鸿雁%徐纪高
冷雪峰%孟東民%王鴻雁%徐紀高
랭설봉%맹동민%왕홍안%서기고
双管板蒸汽加热器%串漏检测%换热管补胀%内胀法封堵
雙管闆蒸汽加熱器%串漏檢測%換熱管補脹%內脹法封堵
쌍관판증기가열기%천루검측%환열관보창%내창법봉도
double tube-sheet steam heater%cross leakage inspection%supplemental expansion of heat exchanging tubes%blockage with internal expansion
空分设备用双管板蒸汽加热器内管板胀接后出现的串漏，会严重影响分子筛再生。结合多年的制造经验，就该种加热器的串漏检测与封堵工艺进行系统的分析。
空分設備用雙管闆蒸汽加熱器內管闆脹接後齣現的串漏，會嚴重影響分子篩再生。結閤多年的製造經驗，就該種加熱器的串漏檢測與封堵工藝進行繫統的分析。
공분설비용쌍관판증기가열기내관판창접후출현적천루，회엄중영향분자사재생。결합다년적제조경험，취해충가열기적천루검측여봉도공예진행계통적분석。
After expansion,any cross leakage inside the double tube-sheet steam heaters matching for Air Separation Units (ASU)may severely impact the molecular sieve regeneration. Therefore ,this paper systematically analyzes the cross leakage inspection and blockage technology of the heaters combining with the author ’s manufacturing experiences.
