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- Wellbore temperature profile model in condensate gas well is deduced in which Joule-Thompson coefficient and quantity of heat from variety of phase state are considered. 推导了凝析气井筒温度分布模型,模型中考虑了焦耳-汤姆逊效应随井深的变化,以及发生相变时的相变潜热;
- Distribution model of wellbore temperature field and pressure field is established.The best visbreaking depth in wellbore is determined by simulating calculation. 建立了井筒的温度场、压力场和粘度沿井筒分布模型,通过模拟计算确定了最佳的井筒降粘深度点和掺入量;
- The analysis model carried out the all kinds of mechanical parameters simulate the stress behaviour in bottom hole s casing cement by the effect of wellbore temperature loading. 首先分析井壁温度加载作用,井壁温度、三种异质材料之力学参数对水泥段的应力关系。
- A small adjustment will equalize the temperature in the two rooms. 稍作些调节就会使两间房内的温度相等。
- Keywords Coalbed gas;Fracturing;Fracture;Testing;Wellbore temperature;Geodetic potential; 煤成气;压裂;裂缝;测试;井温;大地电位;
- Keywords coalbed methane;hydraulic fracturing;fracture;wellbore temperature;ground potential survey;microearthquake;isotope; 煤层气;压裂;裂缝;井温;大地电位;微地震;同位素;
- There is an imperceptible change in temperature. 温度有细微的变化。
- The food should be kept at low temperature. 这种食品应低温保存。
- The temperature of volcanic gases is very high. 火山气体的温度很高。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- The temperature fell sharply in the night. 夜间温度急剧下降。
- There was a descent of temperature after rain. 雨后气温下降了。
- The temperature has stayed hot this week. 本周气温一直都很热。
- The temperature here reaches up to40 in summer. 这里的温度在夏天可达摄氏40度。
- The temperature was a variable in the experiment. 在该实验中温度是个变量。
- The cooker has several temperature settings. 这个炉具有几个温度定位挡。
- The highest temperature is about38℃. 最高温大约是摄氏度38度。
- A large valve used to control wellbore fluids. 用于控制井眼内流体的一种大阀门。
- Appreciable changes in temperature. 可察觉到的温度上的变化
- The laboratory is kept at a uniform temperature. 实验室保持恒温。
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