波及系数 meaning in English
conformance efficiency
conformance factor
sweeefficiency
Examples
- Breakthrough sweep efficiency
突破时波及系数 - Areal coverage factor
面积波及系数 - The effects of meor include as follows : being favorable to oil - gas percolation , changing wettability of rocks , improving hydrocarbon migration , reducing surface tension of emulsified oil , decreasing crude viscosity and improving sweep efficiency , etc
采油微生物具有自身的优势，有利于油气渗流及提高采收率，尤其是微生物能改变岩石润湿性、改善油气运移、乳化原油降低表面张力，微生物及代谢产物还对原油具有降粘作用，对地层水产生有利影响，提高波及系数。 - This paper reviews the existing research methods for the water - yielding rules , presents the difference between the lab core and the real reservoir in macroscopic and microscopic geologic characteristics , integrated with the relative permeability curve and the methods for determination of the volumetric conformance efficiency of lab core and the real reservoir , and proposes a new method - conformance efficiency modification method that can be used to determine the theoretic water cut curve of the water drive oilfield
在总结现有产水规律研究方法的基础上，从考虑室内岩心与实际油藏宏观，微观地质特性差异的角度出发，结合相对渗透率曲线以及实验岩心、实际油藏体积波及系数的确定方法，提出并建立了一种确定水驱油田理论含水率曲线的新方法波及系数修正法。