油藏流体的物理性质教学ppt课件

1、12%100iiinny 1iy%100iiimmw 1iw%100iiiVVv 1iv345 我我国国部部分分油油田田地地面面原原油油性性质质粘度(厘沱)馏分组成(质量百分数)性质原油比重D2045070凝固点含蜡量%胶质%沥青%含硫%残碳%初馏点200300大庆油田S区Ps层0.875317.402428.613.30.152.5881428胜利油田T区S2层0.884537.6917.953317.918.33.10.475.579.5920孤岛油田G层0.9547427.5157.5-12027.56.62.258.9515.81.911.2大港油田M层0.917451.9725.55

2、-126.1713.986.270.134.81974.020.5克拉玛依油田0.869919.23-502.0412.60.010.133.7581835玉门油田L层0.85312.9-15.58.322.6汉油田W区C3层0.974462.2*213.8519.611.89.589521.8辽河油田C区S1层0.903737.4-74.7317.60.150.266.4川中油田0.839412.33018.13.4任丘油田Pz层0.889363.53322.620.72.3514867891011121314151617PRs1840时不同气体在相对密度为0.873的石油中的溶解度(卡佳霍

3、夫,1956) 1氮气 2甲烷 3天然气192021222324一次脱气示意图25多级脱气示意图2627ogVVRs 2829oooVm420woo30sfoVVB3132sfgftVVVBgsssifgBVRRVgssiotBRRBB33PPVVPVPVbffbffbooboboobobffbfoPPBBBPPBBBPPVVVC111TffoPVVC13435yuxxy/36 某些油田原油物性参数某些油田原油物性参数油田名称油层温度()油层压力(MPa)泡点压力(MPa)溶解气油比(m3/m3)体积系数收缩率(%)压缩系数(MPa-1)大庆油田某层457126.411451.091.158.

4、3137.710-4华北油田某层90161371.108.510.410-4胜利油田某层65231927.51.09558.47.310-4中原油田某层1093724.6691.2117.418.310-4罗马什金(俄)40178.558.41.1714.511.410-437nRTPV38理想实际VVZPnRTV实际ZnRTPV 3940scggVVBTgPVVC1ZnRTPV 2PZPZPnRTPVPZZpCg114142434445 KNaCl2gM24SO2aC3HCO46苏苏林林成成因因系系数数划划分分水水型型当量比成因系数水 型环境特点124111SOClKNa重碳酸钠型大陆环境（油气田水）1111ClKNa124111SOClKNa硫酸钠型大陆冲刷环境，地面12111MgKNaCl氯化钙型深层封闭环境1111ClKNa12111