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- Stress sensitivity has relationship with water saturation of reservoirs. 低渗透气藏岩心的孔隙度随有效压力的增大呈指数关系递减。
- Stress sensitivity of rock is closely related to its compressibility. 岩石的应力敏感程度与岩石的压缩系数之间存在密切的关系。
- A theoretical formula is proposed between the stress sensitivity index and the compressibility of rock. 文中建立了岩石应力敏感指数与压缩系数之间的理论关系式。
- Based on the influence of stress sensitivity on the logging surface fracturing pressure,an interpretation model for. 地层破裂压力是钻井液密度确定、井身结构和压裂设计施工的基础数据。
- The more compressible the rock is,the higher the stress sensitivity index will be. 岩石的压缩性强,岩石的应力敏感程度就高。
- The research results show the force sensors can be constructed using amorphous alloy materials with high stress sensitivity. 研究结果表明具有大的应力敏感性的非晶带材料可用来制作力传感器。
- According to this formula,due to the weak compressibility of rock,the stress sensitivity is extremely minus,which can be neglected in produc... 根据该公式,油藏岩石的压缩系数很小,应力程度极其微弱,生产过程中可将其忽略。
- The factors including clay content &calcite cement have an important effect on the stress sensitivity of low-permeability rocks. 粘土总量和有无方解石胶结对低渗透岩石压敏效应的影响更为显著。
- It was found that the toroidal cores of Fe73.5Cu1Nb3Si15.5B7 alloy can obtain a lower stress sensitivity after proper heat treatm... 结果表明,通过合适的热处理工艺可以降低合金的应力敏感性,使得该合金绕制的铁芯在相对变形率为5%25时,磁导率指标的变化率小于40%25。
- Contraposethe fracture reservoirs'peculiar deformation characteristics, fracture's stress sensitivity, closure mechanism and closure law have been detail studied. 针对裂缝性储层所特有的变形特征,对裂缝性储层的应力敏感性及裂缝的闭合机理和规律进行了详细的研究。
- However the stress sensitivity of the alloy is so high that the permeability may decrease dramatically by slight mechanical deformation of the toroidal cores. 但该合金应力敏感性大,微小的变形导致磁导率的大幅度降低。
- The relativity between in-situ effective stress and stress sensitivity coefficient is well. In research area, the stress sensitivity of matrixis from middle to weak, fracture sample from middle to strong. 研究区用应力敏感性系数法评价了基块和裂缝岩样的应力敏感性,损害程度分别为中等偏弱和中等偏强。
- 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。
- During the research of stress sensitivity damage of low-permeability sandstone gas pool, natural cores are used for the experimental analysis, and empirical equation between absolute permeability and affective pressure is given. 在研究低渗透砂岩气藏的压力敏感性损害过程中,利用天然岩心进行压力敏感性实验,分析实验结果,得到了绝对渗透率与有效压力之间的经验方程。
- The results suggest that the severity of stress sensitivity is linear inverse correlation with permeability of matrix, and linear positive correlation with logarithm of the permeability of fractures. 研究结果表明，致密砂岩应力敏感性损害严重，应力敏感性系数与基块渗透率线性负相关，而与裂缝岩样渗透率的对数线性正相关；
- Stress can be the undoing of so many fine players. 紧张可能是这许多优秀选手失败的原因。
- The gas well deliverability equation considering the stress sensitivity damage is established.It shows that the bigger the stress sensitivity coefficient, the lower the gas well deliverability. 建立了考虑应力敏感损害的气井产能方程，分析表明应力敏感性系数越大，气井产能越低；
- Baaed on the law of permeability changing with pressure, a mathematical model is established for unsteady percolation in dual-porosity reservoirs with arbitrary shape of stress sensitivity. 摘要基于渗透率随压力呈指数变化规律，建立了任意形状应力敏感性双重介质油藏不稳定渗流的数学模型。
- The stress sensitivity evaluation shows that the matix block sensitiveness is weak to middle,the fracture reserovoirs sensitiveness is strong. 储层应力敏感性评价认为工区储层基块应力敏感性为弱-中等，裂缝性储层应力敏感性为强。
- In the word "mother" the stress is on the first syllable. 在"mother"这一字里，重音在第一个音节上。,在＂mother＂这一字里，重音在第一个音节上。
