蒸汽管道设计、施工通病及解决办法

:2000210223:(19642),,,,,(,250101):,,,,,,,,:;;:TU83212+2:B:100424620(2001)0420027202CommonFaultsandSettlingMeasuresonDesignandConstructionofGasPipesMAXiu2zhen,DONGZhen2dong(JigangDesignInstituteofJinan,Jinan250101,China)Abstract:Intheprocessofdesignandconstructiononsteampipesystem,tostopthecommonfaultsonprojects,thecheckingupandtestonthepipematerialsshouldbenoticed,theselectionofthevalveandpipepieceofsteampipeshouldbepaidmoreattention,theanticorrosionandthermalpreservationshouldbequalification,thedesignofsteampipesshouldhaveascent,theinterfaceweldingshouldagreewithstandards,theheatsimmerelbowsshouldbeappliedintheturnpartsofinstallation,andthesupport,suspendframesandbracketsshouldbefitreasonably.Keywords:steampipe;design;construction,,1111,:;:200,116MPa,,,,,,()D42613,,112,:,,,,,,113,,,,,,,,(),,,,:,7223420018ShandongMetallurgyVol123,NO14August2001©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.114,,,,,D42613,,:(1);(2),;(3);(4),::K=0.037+0.00016tp:K=0.046+0.00012tpK,Wö(m.K);tp,D426,K0.057Wö(m.K),K0.056Wö(m.K),400;1000,C=GöVGV,m3C180kgöm3,C200kgöm3,,,,D4264:,,,2(1),,,,,,,,,(2),,,.,(3),,,,,,D426,,,,,,(4),410MPa,,,,,,1,315D(D),,,,3,,,,,822001823©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.