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1、组分表1-各井组分Components mol%海管进气D4井D5井D6井高含烃天然气HQ0N17.4078CO223.688661.2706672.369978.18928C157.667831.70938C20.613377C30.175207IC40.2882720.139850.35496NC,00.01950.01630.01900.04869IC50.01989NC50.048793_C6+_0.090261备注(求和)100.0100.00007100.00003100.00005100.00001二、各井气体水合物形成曲线及相包络线1.天然气井(如图1)ATemperature
2、 (C)温度C图-井天然气相包络线及水合物形成曲线111098743216力5 压50-2024681012141618温度C图2-D4井水合物形成曲线.000e+004901)0-801)0600050004000300020001000-150.0-100.0-50.0050.0CTemperature (C)70000.0000200.0bptDewpt/ Crit Pt/0.0000图-D4井天然气相包络线及水合物形成曲线A3. D5井(如图3)Temperature (C)1110-相包络线水合物形成曲线9876力5 压543210-160 -140 -120 -100-80-60-
3、40-20020温度C图-D5井天然气相包络线及水合物形成曲线温度C图4-D6井水合物形成曲线图-D6井天然气相包络线及水合物形成曲线5.高含烃天然气(如图)CTemperature (C)2011一-相包络线、. 伸合物形成曲线TrT/)/1X*Z1-140-120-100-80-60-40-200109763208541-160-160 -140 -120 -100-80-60-40-20020温度C图-高含烃天然气相包络线及水合物形成曲线综上,分别3.3MPa和6.8MPa下水合物形成温度(C),见下表1表2-3.3MPa和6.8MPa下水合物形成温度压力气井3.3MPa6.8MPa天然气井5.511.9D4井9.414.1D5井10.215.4D6井9.815.2高含烃6.211.65Temperature (C)