36英寸硬密封雙活塞閥座設(shè)計

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中圖分類號：TH134 文獻(xiàn)標(biāo)志碼：A 文章編號：2095-2945（2025）19-0109-

DOI：10.19981/j.CN23-1581/G3.2025.19.026

Abstract：Inthispaper，thevalveseat leakageof large-diameter hard-sealeddoublepiston fixedballvalvesisstudiedand analyzed.Basedonthesealingtestresultsofthewholemachineandcombinedwiththefiniteelementanalysismethod，the valveseatstructureisoptimizedandimprovedtoimprovethesealingperformanceofthevalveseatandmettheleakage requirements of test standards.

Keywords：large bore;high pound clas;hardseal;doublepiston;valveseat structure;seal test;finite elementanalysis

球閥因其具有流阻較小、流通能力大、快速啟閉等特點(diǎn)被廣泛用于石油、化工、發(fā)電廠等行業(yè)。（剩余4878字）