2) rate-controlled mercury penetration
恒速压汞
1.
Throat frequency distributions of a segment of rock sample were measured by using rate-controlled mercury penetration.
截取一段实际储层岩样 ,利用恒速压汞实验技术测定其孔喉频数分布 ,并拟合成连续分布函数 ,该函数符合伽马函数分布。
3) constant-rate mercury injection
恒速压汞分析
1.
The constant-rate mercury injection analysis shows that the throat radii of main infiltration paths are enlarged and the pore.
恒速压汞分析表明,岩样经过长期水驱后流体主要渗流通道喉道半径增大,对渗流的贡献率增加,水驱前后孔隙半径分布没有明显的变化,说明喇嘛甸油田储集层控制渗流特征的主要是喉道特征,而不是孔隙特征。
4) constant-rate mercury injection experiment
恒速压汞实验
1.
The density function of throat distribution in Daqing low-permeability reservoir was determined by the constant-rate mercury injection experiment.
同时利用恒速压汞实验确定了大庆低渗透油田喉道分布密度函数。
5) constant-pressure mercury injection
恒压压汞分析
1.
Constant-rate and constant-pressure mercury injections were used to study the change of reservoir physical properties during development by water-flooding and the features of the reservoir pore structure before and after long term water flush.
恒压压汞分析表明,经过长期水驱后,喇嘛甸油田储集层砂岩孔喉尺寸明显变化,孔喉半径中值增大,最大孔喉半径增大,渗透能力增强;水驱后大孔喉数量增加,对应的分布频率、孔喉渗透率贡献率增加。
6) mercury intrusion porosimetry
压汞法
1.
In this paper, the physical characteristics of rice husk and char particles prepared under different gasification processes were studied by physical adsorption/desorption measurements of N2 (-196℃), mercury intrusion porosimetry (414 MPa) and true density measurement (He).
本文通过氮气等温吸附/脱附法(-196℃)、压汞法(414MPa)、真密度仪(He)等详细研究了在气化条件下谷壳的物理结构的演化,同时利用元素分析和傅里叶红外对颗粒化学结构进行分析。
2.
Pore volume fractal dimensions of fly ash - cement paste at different ages and its pore volume fractal dimensions were determined by MIP(mercury intrusion porosimetry) on experiments.
采用压汞法对不同龄期粉煤灰-水泥浆体的孔分形结构进行了实验研究,测定了复合浆体孔体积分形维数,探讨了孔体积分形维数与孔隙率,孔表面积、平均孔径、孔分布及宏观力学性能的关系。
3.
In this study, the mercury intrusion porosimetry (MIP) tests were performed on the natural sedimentary diatomaceous soil to investigate the relationship between the change in entrance pore size distribution and the applied stress level.
采用压汞法研究了不同固结压力作用下具有强结构性的天然沉积硅藻土的微观孔隙入口孔径分布与应力水平的关系。
补充资料：压汞法
分子式：
CAS号：
性质：又称汞孔隙率法。是测定部分中孔和大孔孔径分布的方法。基本原理是，汞对一般固体不润湿，欲使汞进入孔需施加外压，外压越大，汞能进入的孔半径越小。测量不同外压下进入孔中汞的量即可知相应孔大小的孔体积。目前所用压汞仪使用压力最大约200MPa，可测孔半径范围为3.75～750nm。
CAS号：
性质：又称汞孔隙率法。是测定部分中孔和大孔孔径分布的方法。基本原理是，汞对一般固体不润湿，欲使汞进入孔需施加外压，外压越大，汞能进入的孔半径越小。测量不同外压下进入孔中汞的量即可知相应孔大小的孔体积。目前所用压汞仪使用压力最大约200MPa，可测孔半径范围为3.75～750nm。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条