| 1. | Bottom - hole fracturing pressure 井底压裂压力 |
| 2. | Fracture pressure gradient 破裂压力梯度 |
| 3. | Research about getting field stress by logging data and controlling fracture pressure 利用测井资料求取地应力及压裂控制研究 |
| 4. | Method for formation fracture pressure prediction of water injection wells and its application 注水井地层破裂压力预测方法及应用 |
| 5. | A new method used to estimate the formation fracture pressure of carbonate rock 碳酸盐岩缝洞系统地震响应特征分析和塔中卡1区缝洞储层预测 |
| 6. | Establishing the model for calculating the fracturing pressure of formation rock during oil gas wells fracturing by using fracture mechanics theory 应用断裂力学理论建立油气井压裂时岩石破裂压力计算模型 |
| 7. | Using logging information can make the size and direction of in - situ stress , and then determine fracture pressure and breakout pressure so can provide the suitable mud density to solve the mechanics instability of borehole 用测井资料可以确定地应力的大小和方向,从而确定地层破裂压力和坍塌压力,并给出合理的泥浆密度,解决井眼力学失稳问题。 |
| 8. | This thesis integrates the borehole collapse model with the artificial fracture and imaging well logging to get the size and direction of in - situ stress , and set up the reasonable prediction model of fracture pressure and breakout pressure for carbonate profile , by making use of the rock mechanics parameters from logging information , based on comparing the present various prediction models 本文在此综合应用井眼崩落法、人工压裂法和成像测井法以确定地应力的大小和方向,并在分析比较国内外各种地层破裂压力和坍塌压力预测模型优缺点的基础之上,从测井资料中提取多种岩石力学参数,建立了适合于碳酸盐岩地层的破裂压力和坍塌压力预测模型。 |
| 9. | Based on the above methodological analyses and practical situation of feixianguan interval in the luojiazhai and dukouhe structure on the east of sichuan , a set of well log interpretation formation pressure application program is developed . it has been successfully applied to the fine interpretation of luojia4 well and du4 well , and so on . the results of formation pore pressure , fracture pressure and breakout pressure are all accordant with the practical situation 在上述方法理论研究的基础上,结合川东罗家寨和渡口河构造飞仙关组地层的实际情况,编制了一套适合于该研究工区的地层压力测井解释应用程序,并用于罗家4井和渡4井等井的测井资料精细处理中,所计算的地层孔隙压力、坍塌压力和破裂压力与实测资料相符,且所确定的钻井泥浆密度窗得到了实际生产的验证,达到了预期效果。 |
| 10. | Axisymmetric numerical model for original casing - eroded wells is established through hydraulic fracturing numerical simulation , and it can help to determine the relationship between distance limit from casing erosion point to fractured zone and fracturing pressure , so as to refrain from casing erosion recurrence in original easing eroded wells 摘要为解决套损井修复后水力压裂施工时重新出现套损,以及确定套损点到压裂层的距离界限,通过对水力压裂过程的数值模拟,建立了套损修复井的轴对称计算模型,得出了套损点到压裂层的距离界限与施工压力的关系。 |