1、油藏数值模拟刘月田上机作业中国石油大学(北京)研究生油藏数值模拟课程上机作业一油藏的储层参数分布附图所示,W1井网格位置为(4,7),W2井位置为(7,5)。任务:独立编制计算机程序完成第五章渗流问题的模拟求解。具体要求: (一) 使用显式和隐式两种方法。(二) 输出油藏投产后如下时刻的压力分布、w1井底流压和w2井产油量:初始时刻、10天、1个月、2个月、1个季度、半年、1年、2年、5年;给出压力刚好达到稳定的时刻及其压力分布、w1井底流压和w2井产油量。(三) 对照(二)中内容,比较分析显式和隐式两种方法的计算过程及结果有何不同。(四) 建议计算过程用国际单位制,输出的结果中压力用MPa,
2、产量用m3/d。(五) 作业完成形式。要求三个电子文档:1. 综合结果报告,word文档;2显式求解方法源程序;3隐式求解方法源程序。259222200190180185310240235228210195330290270250230205350300280259222200190180185340320290310240235228210195355335315310290270250230205325300280240210215340320290260235225355335315295275255附图 油藏的储层参数分布(1)厚度分布= 附图中数据50,单位: m(2)渗透率分布=
3、附图中数据,单位: (3)孔隙度分布= (附图中数据0.02+15)%,无单位。综合结果报告一基础数据;二显式法求解 以下为运用显示求解法得到的不同时刻、不同网格压力分布。(1)初始时刻202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020W1井井底流压 Pwf= 18.6669MpaW2井产油量 Q= 93.5894m3/d(2)10天19.394219.332319.210719.072719.
4、010618.985019.432719.359719.200118.991118.967218.951019.508919.429819.220918.745618.915718.894819.637419.581519.440619.221119.070618.808618.38118.505818.621119.807619.778919.691719.514419.271618.828617.896718.513618.724020202019.770019.534819.237618.897218.950619.02912019.764819.572419.409419.372619
5、.38672019.902619.817819.757519.734919.7242202020202020W1井井底流压 Pwf= 17.4126MpaW2井产油量 Q= 54.2204m3/d(3)1个月19.394219.332419.210819.072719.010618.98519.432819.359719.200218.991118.967318.951119.508919.429819.22118.745718.915818.894919.637419.581619.440719.221119.070618.808718.38118.505818.621219.807719.
6、778919.691719.514519.271618.828717.896718.513718.724120202019.770119.534919.237718.897318.950719.02912019.764819.572419.409419.372719.38672019.902619.817819.757519.734919.7242202020202020W1井井底流压 Pwf= 17.3554MpaW2井产油量 Q= 53.8762m3/d(4)2个月19.323319.259719.135518.994318.92918.901319.369119.294819.13291
7、8.920918.89418.875619.45719.377219.166318.688318.855718.833819.600519.544419.401919.180419.027618.767918.351318.478418.593919.788619.759919.671419.490619.245418.803417.878318.491718.700620202019.760619.520719.221418.881118.933119.01072019.758419.56319.398719.360919.37442019.900119.813819.752619.7295
8、19.7184202020202020W1井井底流压 Pwf= 17.3552MpaW2井产油量 Q= 53.8752m3/d(5)1个季度19.323319.259719.135518.994318.92918.901319.369119.294819.132918.920918.89418.875619.45719.377219.166318.688318.855718.833819.600519.544419.401919.180419.027618.767918.351318.478418.593919.788619.759919.671419.490619.245418.803417
9、.878318.491718.700620202019.760619.520719.221418.881118.933119.01072019.758419.56319.398719.360919.37442019.900119.813819.752619.729519.7184202020202020W1井井底流压 Pwf= 17.3552MpaW2井产油量 Q= 53.8752m3/d(6)半年19.323319.259719.135518.994318.92918.901319.369119.294819.132918.920918.89418.875619.45719.377219.1
10、66318.688318.855718.833819.600519.544419.401919.180419.027618.767918.351318.478418.593919.788619.759919.671419.490619.245418.803417.878318.491718.700620202019.760619.520719.221418.881118.933119.01072019.758419.56319.398719.360919.37442019.900119.813819.752619.729519.7184202020202020W1井井底流压 Pwf= 17.3
11、552MpaW2井产油量 Q= 53.8752m3/d(7)1年19.323319.259719.135518.994318.92918.901319.369119.294819.132918.920918.89418.875619.45719.377219.166318.688318.855718.833819.600519.544419.401919.180419.027618.767918.351318.478418.593919.788619.759919.671419.490619.245418.803417.878318.491718.700620202019.760619.520
12、719.221418.881118.933119.01072019.758419.56319.398719.360919.37442019.900119.813819.752619.729519.7184202020202020W1井井底流压 Pwf= 17.3552MpaW2井产油量 Q= 53.8752m3/d(8)2年19.323319.259719.135518.994318.92918.901319.369119.294819.132918.920918.89418.875619.45719.377219.166318.688318.855718.833819.600519.5444
13、19.401919.180419.027618.767918.351318.478418.593919.788619.759919.671419.490619.245418.803417.878318.491718.700620202019.760619.520719.221418.881118.933119.01072019.758419.56319.398719.360919.37442019.900119.813819.752619.729519.7184202020202020W1井井底流压 Pwf= 17.3552MpaW2井产油量 Q= 53.8752m3/d(9)5年19.323
14、319.259719.135518.994318.92918.901319.369119.294819.132918.920918.89418.875619.45719.377219.166318.688318.855718.833819.600519.544419.401919.180419.027618.767918.351318.478418.593919.788619.759919.671419.490619.245418.803417.878318.491718.700620202019.760619.520719.221418.881118.933119.01072019.7584
15、19.56319.398719.360919.37442019.900119.813819.752619.729519.7184202020202020W1井井底流压 Pwf= 17.3552MpaW2井产油量 Q= 53.8752m3/d(10)稳定时刻t=36d19.323319.259719.135518.994318.92918.901319.369119.294819.132918.920918.89418.875619.45719.377219.166318.688318.855718.833819.600519.544419.401919.180419.027618.767918
16、.351318.478418.593919.788619.759919.671419.490619.245418.803417.878318.491718.700620202019.760619.520719.221418.881118.933119.01072019.758419.56319.398719.360919.37442019.900119.813819.752619.729519.7184202020202020W1井井底流压 Pwf= 17.3552MpaW2井产油量 Q= 53.8752m3/d三隐式法求解 以下为运用显示求解法得到的不同时刻、不同网格压力分布。(1)初始时刻
17、202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020W1井井底流压 Pwf= 18.6669MpaW2井产油量 Q= 93.5893m3/d(2)10天19.448919.391419.278119.1519.096319.075719.483219.414519.263619.065119.0519.039519.551719.476519.276218.812618.992518.978919
18、.668919.61619.482319.273319.135518.885618.467618.606418.729419.824319.797219.715319.549119.319618.889517.959318.599718.819520202019.786619.566319.283418.954619.020319.104619.781519.601319.448219.419519.437419.909819.831219.775319.756219.74792020202020W1井井底流压 Pwf= 17.4795MpaW2井产油量 Q= 55.3924m3/d(3)1个
19、月19.341819.278819.155719.015718.951718.924819.385819.31219.15118.940218.914618.897119.470719.391219.181218.704418.87318.851819.610319.554419.412619.192119.040518.78118.362418.490118.606319.793719.765119.677119.497619.253718.812117.885518.501318.711420202019.763619.525519.227418.887718.940919.0192201
20、9.760719.566719.403219.366219.38022019.901119.815419.754719.73219.7211202020202020W1井井底流压 Pwf= 17.3713MpaW2井产油量 Q= 54.0099m3/d(4)2个月19.325819.262219.138218.997118.931918.904319.371419.297119.135318.923418.896618.878419.458919.379119.168318.690418.857918.83619.601819.545719.403319.181919.029318.76951
21、8.352518.479618.595119.789319.760619.672119.491519.246418.804417.87918.492618.701720202019.76119.521219.222118.881818.933919.01152019.758719.563419.399219.361419.3752019.900219.813919.752819.729819.7186202020202020W1井井底流压 Pwf= 17.3573MpaW2井产油量 Q= 53.8897m3/d(5)1个季度19.323619.2619.135818.994618.929318
22、.901619.369419.29519.133118.921218.894318.87619.457219.377419.166518.688518.855918.83419.600719.544519.40219.180619.027818.768118.351418.478518.59419.788719.7619.671519.490719.245518.803517.878418.491818.700720202019.760619.520719.221518.881218.933219.01082019.758519.563119.398819.360919.37452019.900119.813819.752619.729619.7184202020202020W1井井底流压 Pwf= 17.3555MpaW2井产油量 Q= 53.8767m3/d(6)半年19.323319.259619.135518.994218.928918.901219.369119.294719.132818.920818.893918.875619.45719.377219.166318.688318.855618.833719.600519.544419.401919.180419.027618.767918.351218.478418.593919.788
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