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- CBM reservoir formation 煤层气成藏
- The formation models of low-rank CBM reservoir include steep slope and gentle slope in the basin edge. 准噶尔盆地低煤级煤层气成藏模式是盆缘陡坡和缓坡模式。
- At last, the built CBM reservoir models includes the basin syncline model, margin monocline model and anticline model, et. 煤层气藏模式包括盆内向斜、盆缘单斜及复式背斜等类型。
- The reserve estimation method of CBM reservoir is different from that of conventional gas reservoir and the boundary of CBM reservoir is determined by methane content contours. 煤层气藏的储量计算不同于常规天然气,其含气边界的确定是以煤层含气量等值线确定的。
- However, the hydrocarbon accumulation or reservoir formation requires some thickness of source rock. 但油气的聚集和油气藏的形成,对源岩厚度有一定要求。
- The reservoir formation water is characterized by TSD=20 g/L and CaCl_2 type in water classification. 地层水CaCl2型,矿化度20g/L。
- The reservoir formation characteristic is “anticline structure controls hydrocarbon acc... 油藏类型以断鼻、断块为主。
- Hydrocarbon migration has always been a nodus of hydrocarbon reservoir formation research. 对于油气运移的研究一直都是油气成藏研究中的要点。
- Therefore the properties of multiphase structural superposition and multistage reservoir formation are displayed. 形成了多期构造叠加、多期成藏的特点。
- Intersalt dolomites are both source and reservoir formations. 江汉盆地盐间白云岩既是烃源岩又是非常规储集层。
- Prediction of CBM reservoirs with high permeability is prerequisite and basis of CBM exploration and development. 煤层气高渗储层预测是勘探开发的前提和基础。
- Himalayan tectonic movement has significant influence on the geology evolution and the oil-gas reservoir formation in the Ordos Basin. 喜马拉雅运动对鄂尔多斯盆地断裂构造演化和油气藏的形成与分布具有十分重要的影响。
- It is contributive to analyzing the process of reservoir formation to apply comprehensively various trace markers of the thermal fluid flow. 综合应用各种热流体活动示踪标志,有助于进行油气运聚成藏的过程分析。
- characteristics of CBM reservoir 储层特征
- It uses level analysis method to perform the quantitative evaluation on the reservoir formation systems and combination in Kuche Depression. 在评价方法上,选择层次分析法,对库车坳陷各成藏系统和成藏组合进行了定量评价。
- The results show that conditions of oil source,reservoir characteristics,cap-rock,migration and entrapment were advantaged conditions for oil and gas reservoir formation. 结果表明,沙四段的油源条件、储层特征、盖层条件、运移条件及圈闭都有利于成藏。
- The analysis considered the improvement of the coalbed physical property by heat in structural movements in high coal rank reservoirs and the important role of biogas and free gas in low rank CBM reservoirs. 在分析过程中考虑了构造热事件对高煤阶煤层气藏物性的改造作用和生物气、游离气在低煤阶煤层气成藏过程中的作用。
- EVALUATING THE CONDITION OF CBM RESERVOIR,HANCHENG AREA 韩城地区煤层气成藏条件评价
- By taking into account of the reservoir formation, syndeposition on the one hand can play the transportation role in migrating the source rock, and on the other hand lead to favorable matching relations among source rock, reservoir rock and cap strata. 在与油气成藏关系上,济阳坳陷同沉积背斜构造的形成与发展,对于油气的生成、运移、聚集、储集、保存等都有着至关重要的作用。
- Diagenesis is the key to good reservoir formation and evolution.The most favorable diagenesis for reservoir formation and evolution is the burial dissolution and the mixed dolomitization. 成岩作用是储层形成的关键,最有利于储层形成的成岩作用是混合水白云石化和埋藏溶解作用。