管束廠家直銷在換熱器設(shè)計(jì)中,對(duì)于殼程安裝折流板的換熱器來說,Re>100時(shí),殼程介質(zhì)即達(dá)湍流,因此,對(duì)于流量小或粘度大的介質(zhì)優(yōu)先考慮作為殼程換熱介質(zhì);由于管程清洗相對(duì)于殼程清洗要容易,因此對(duì)于易結(jié)垢、有沉淀及雜物的介質(zhì)宜走管程;從經(jīng)濟(jì)性考慮,對(duì)于高溫、高壓或腐蝕性強(qiáng)的介質(zhì),作為管程換熱介質(zhì)更加合理;對(duì)于剛性結(jié)構(gòu)的換熱器,若冷、熱介質(zhì)溫差大,因壁面溫度與換熱系數(shù)大的介質(zhì)溫度接近,為減小管束與殼體的膨脹差,換熱系數(shù)大的介質(zhì)走殼程更加合理,而冷、熱介質(zhì)溫差小,兩介質(zhì)換熱系數(shù)相差大,換熱系數(shù)大的介質(zhì)走管程更加合理。管束廠家直銷