研究了煤岩储层的应力敏感、水敏和速敏。
The stress, water and velocity sensitivity of coal gas reservoir were studied.
该区块储层敏感性总的特点为：水敏性中等到较强，速敏性中等，酸敏性中等到较强。
The overall characteristics of the reservoir sensitivity include: water sensitivity is from medium to strong , speed sensitivity is medium, acidic sensitivity is from medium to strong .
讨论了阿南油田注入水的水敏性和速敏性损害以及由于注入水水质不合格带来的储层损害。
This paper investigated the water sensitive and velocity sensitive damage in Anan oilfield, and formation damage caused by poor water quality injected.
定量评价了吉林油田的储层速敏性、水敏性、盐敏性和碱敏性，找出了潜在的储层伤害因素。
The rate sensitivity, water sensitivity, salt sensitivity and alkali sensitivity of Jilin oil field formation are quantitatively evaluated and the potential causes to formation damage are found out.
实验用氮气以不同的驱替速度和驱替压差驱替岩心，得到由速敏性引起的渗透率损害及相关分析结果。
Nitrogen gas with different displacing velocity and pressure was used to displace the core in testing, the permeability damage and correlation analysis caused by velocity sensitivity were obtained.
气体钻井由于其机械钻速快，能有效防止水敏性泥页岩坍塌，杜绝井漏。
The gas drilling technology is increasingly applied these days due to its high ROP, effective prevention of the cave-in of water-sensitive shales and the capability to eliminate lost circulations.
气体钻井由于其机械钻速快，能有效防止水敏性泥页岩坍塌，杜绝井漏。
The gas drilling technology is increasingly applied these days due to its high ROP, effective prevention of the cave-in of water-sensitive shales and the capability to eliminate lost circulations.
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