| 1. | Stress sensitivity characteristics of low - permeability rocks
低渗透岩石压敏特征研究 |
| 2. | Influence of the condition of magnetism stress measurement on the stress sensitivity
磁性应力测量条件对应力感度的影响 |
| 3. | The result shows that stress sensitivity of the rock in kela2 gas field has little effect on production performance
研究得出，克拉2气田岩石的应力敏感性对其生产动态的影响较小。 |
| 4. | Then , based on the analysis of bending plate stress sensitivity and performance index value , a set of criteria for optimization is given
在此基础上，基于弯曲板的应力灵敏度分析和性能指标，构建了应力约束下车架拓扑优化准则。 |
| 5. | Field application and appraisal result show that the deliverability given by this new method is 10 % ~ 25 % lower than that by the conventional method , but comparable with that by pressure - squared method without regard to the stress sensitivity
结合几口超高压气并的实际产能测试数据，进行了实例应用并对产能评价结果进行了分析。 |
| 6. | Test study indicates that , stress sensitivity of low permeability gas reservoirs exists objectively not only for dry rocks , but also rocks with irreducible water , and harm of stress sensitivity to permeability cannot he ignored
实验研究表明，不管是干燥岩石还是含束缚水岩石，低渗透砂岩气藏储层的应力敏感性是客观存在的，而且这种应力敏感性对储层渗透率造成的伤害不可忽视。 |
| 7. | In the condition of depletion development , its formation pressure decrease , amplitude can be 3 times of the common gas reservoirs , so the study of stress sensitivity of the reservoir rock and its effect on production performance has a great significance
在衰竭式开采条件下，其地层压力降幅可为普通气藏地层压力降幅的3倍以上，因此研究储层岩石应力敏感性及其对生产动态的影响意义重大。 |
| 8. | The effects of high pressure and reservoir rock stress sensitivity on super - high gas reservoir productivity are considered , the new productivity equations are deduced and the method for determination of the coefficient and the absolute open flow potential or deliverability are presented
摘要考虑了高压和储集层岩石应力敏感性对超高压气藏产能的影响，推导了新的产能方程，基于该方程研究了产能方程系数及绝对无阻流量的确定方法。 |
| 9. | This paper suggests that when making productivity appraisal of super - high pressure and stress sensitivity gas reservoir during early phase of exploration or development , the pressure - squared method can he used to approximately determine the absolute open flow potentials of gas reservoirs
研究表明：考虑应用敏感性时所获得的气井绝对无阻流量要比不考虑应力敏感性时减小10 % ~ 25 % ，并与不考虑应力敏感性时压力平方方法所获得的绝对无阻流量相当。 |
| 10. | This thesis deduces computational formulations of displacement sensitivity and stress sensitivity in structural shape optimization considering geometric nonlinear element . in the calculation of stress sensitivity , the modules required to cut the stiffness matrix of node coordinates few . in order to simplify calculation and make program conveniently , this thesis uses half - parser method
在空间刚架结构的形状优化设计中,关键的一项工作就是计算应力灵敏度,在计算应力对刚架结构形状优化的设计变量? ?结点坐标的灵敏度时,需用到单元刚度矩阵对结点坐标的导数。 |
