1. Kev ntsuas siab
Hydraulic Pressure Test: Muaj feem xyuam rau cov kua xov xwm. Kev ntsuas siab yog 1.5 npaug ntawm kev ua haujlwm siab, thiab lub sijhawm tuav lub zog yuav tsum tsis pub tsawg dua 30 feeb. Saib xyuas cov dej xau los yog kev poob siab.
Pneumatic Pressure Test: Muaj feem xyuam rau cov tshuab hluav taws xob. Kev ntsuas siab yog 1.15 npaug ntawm kev ua haujlwm siab. Kev ua haujlwm siab dhau yog txwv nruj heev thiab yuav tsum tau ua nyob rau hauv qhov chaw nyab xeeb thiab nyob ib puag ncig.
2. Soap Water Leak Detection Method (pom zoo)
Siv txhuam los yog tshuaj tsuag kom sib npaug ntawm cov dej xab npum mus rau qhov sib txuas ntawm flange, ntsia liaj qhov rooj hauv paus, thiab cov npoo gasket.
Maj mam nce lub siab mus rau qhov ntsuas siab thiab ua tib zoo saib seb cov npuas txuas ntxiv puas raug tsim:
Short-cov npuas nyob: Tej zaum yuav yog cov pa seem, uas yog qhov qub.
Cov npuas tsis tu ncua: qhia txog qhov xau, uas yuav tsum tau cim thiab ua kom muaj kev ntxhov siab ua ntej tuav.
3. Lwm txoj hauv kev tshawb xyuas cov dej ntws
Leak Detection Fluid Detection: Siv cov kua xau tshwj xeeb (xws li halogen leak detectors), rhiab heev dua li cov dej soapy, haum rau cov dej xau tsawg.
Helium Gas Spectrometry Leak Detection: Siv nyob rau hauv siab -precision, siab- xwm txheej kev nyab xeeb (xws li lub tshuab nqus tsev, tshuaj nroj tsuag), muaj peev xwm tshawb xyuas qhov xau me me.
4. Kev soj ntsuam ntxiv rau siab -Kev Ua Haujlwm Kub
Rau cov tshuab uas ua kom sov thaum lub sijhawm ua haujlwm (xws li cov kav dej ncu), kub- yuav tsum tau ua kom nruj tom qab cov khoom siv nce mus txog qhov kub thiab txias, thiab kev sib khi yuav tsum tau ua dua ntxiv kom them rov qab rau kev poob ua ntej -tightening force vim thermal expansion thiab contraction.
5. Kev Pom Zoo thiab Kev Txiav Txim Siab Zoo
Xyuas seb lub ntsej muag flange puas haum tag nrho, tsis muaj warping lossis qhov khoob.
Nailed flanges yuav tsum muaj me ntsis indentations, qhia tias muaj kev koom tes zoo thiab tiv thaiv -loosing.
Yog hais tias deformed los yog tawg ceev los yog bolts pom, lawv yuav tsum tau hloov thiab reinstalled tam sim ntawd.
