氣體熱質量流量計的配管設計要求
①.氣體(ti)(ti)熱質量(liang)(liang)流量(liang)(liang)計應(ying)(ying)安(an)裝(zhuang)于水平(ping)管(guan)(guan)道上(shang)(shang),當氣體(ti)(ti)流速較低或(huo)水平(ping)直(zhi)管(guan)(guan)段(duan)長(chang)度(du)不能(neng)滿足要(yao)求時(shi)(shi),可安(an)裝(zhuang)于垂(chui)直(zhi)管(guan)(guan)道上(shang)(shang)。②.氣體(ti)(ti)熱質量(liang)(liang)流量(liang)(liang)計下游直(zhi)管(guan)(guan)段(duan)長(chang)度(du)應(ying)(ying)不少(shao)于5DN(DN工藝管(guan)(guan)徑(jing)(jing)(jing)),上(shang)(shang)游直(zhi)管(guan)(guan)段(duan)應(ying)(ying)符合(he)以下要(yao)求:上(shang)(shang)游擴徑(jing)(jing)(jing)、縮徑(jing)(jing)(jing)、具(ju)有一個90°彎頭或(huo)三通時(shi)(shi),不小于10DN;上(shang)(shang)游具(ju)有同(tong)一平(ping)面(mian)內...