求教:沼气用冷冻干燥机负荷计算
<P> 目前设备的处理气体流量为<FONT face="Times New Roman">1800-2600NM<SUP>3</SUP>/h</FONT>,气源压力为<FONT face="Times New Roman">20-40KPa</FONT>,多数为可燃性气体,如沼气(CH4 40-60%,CO2 40-60%,空气 1-2%,H2S 200-1000ppm),进气温度<FONT face="Times New Roman"> 30</FONT><st1:chmetcnv w:st="on" UnitName="℃" SourceValue="50" HasSpace="False" Negative="True" NumberType="1" TCSC="0"><FONT face="Times New Roman">-50</FONT>℃</st1:chmetcnv>,希望冷却后的气体温度 10<st1:chmetcnv w:st="on" UnitName="℃" SourceValue="10" HasSpace="False" Negative="True" NumberType="1" TCSC="0">-20℃</st1:chmetcnv>,阻力损失≤5<FONT face="Times New Roman"> KPa</FONT>,要求能防爆防腐。</P><P> 因压力较小,现我司给其设计了不锈钢列管式换热器,壳程走冷冻水,小管内过沼气,客户要沼气出口温度5度左右,我应配多大冷水机,多大换热器,如何计算,请各位大虾赐教.谢了</P> 好,值得细看,佩服
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QVOD电影 好,值得细看,佩服
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