Under the action of flow resistance friction and agitation of the flow resistance walls and the meshed boards, the feed liquid flowing through the biogas digester can speed up the gas production rate; 流经沼气池内的料液在阻流壁和网孔板的阻流摩擦和搅动下,可加快产气速度;
Pore structure and its effects on flowing ability, production effect and reservoir evaluation are investigated with constant rate mercury injection apparatus and maximum bubble method. 因此,本文利用先进的恒速压汞仪和最大气泡法研究低渗透储层的孔隙结构,开展了孔隙结构对油藏的渗流能力、开发效果、储层评价影响的研究。
The flowing temperature coefficient in the calculation formula of gas production rate and base temperature coefficient must be also corrected to get an accurate method for calculation of oil and gas production rate under national standard conditions. 对气产率计算公式中的流温系数及基础温度系数也必须进行校正,从而得出在国家标准条件下计算油气产率的实用方法。
The relationships between production index and water cut, production pressure difference, flowing pressure, static pressure are given while applying the theory of statistics and percolation mechanics. A new consideration and method are proposed which estimate reasonable production pressure difference and maximum flowing rate. 应用统计理论和渗流力学理论求出采油指数、含水率、生产压差和流压之间的经验关系式,提出了确定稠油油田防砂井合理生产压差和最大采液量的思路和方法。
With the continuous exploration and development in deep zone gas fields, especially in low-voltage and low-yield wells, flowing back after fracture as an important part of deliverability rating had become a prominent issue in evaluating layer gas production rate. 随着油田深层气田的不断勘探与开发,低压低产井的压后排液求产作为产能评价的一个重要环节,已经成为影响地层产气量的一个较突出的问题。
Artificial fractures can improve the flowing environment of the reservoir. By raising the daily oil production and water injection rate, fracturing is important to increase the benefit of low-permeability reservoir. 压裂裂缝能够改善油藏整体的渗流环境,提高油水井的增产增注能力,对于提高低渗透油藏的产量具有重要的意义。