At present, all the gas well productivity analysis method need to ascertain the absolute open flow potential; thus need a stable test pot.
目前的气井产能分析方法都是确定气井的绝对无阻流量。因而都需要一个稳定的测试点。
The tube flow around test provides basis for possibility of great flow field flowing into open channels and its humidity.
管中绕流试验是为解决大流场下流体能否流入敞开的管道以及其流入管中流体的量提供依据。
This paper introduced the composition, operational principle and character of ultrasonic flow instrument and explains that this is an effective flow test instrument for open canal.
介绍了超声波流量仪的构成及工作原理与特点，说明该设备是一种有效的明渠流量测试设备。
In this paper the open sump flow with vertical intake is simulated with calculation fluid dynamics method according to model-test reports of Lianhu pump station.
本文着眼于使用计算流体力学方法对带有竖直吸水管、正向进水的开敞式前池与进水池的流态进行数值模拟。
From the point of view of seepage flow, sidetracked well is similar to horizontal well, thus, the open hole well composite reservoir test model can not be adopted.
从渗流角度讲，侧钻井是水平井渗流的一种近似，因此不能沿用裸眼井复合油藏试井模型。
At present, all the gas well productivity analysis method need to ascertain the absolute open flow potential; thus need a stable test pot.
目前的气井产能分析方法都是确定气井的绝对无阻流量。
For a low speed blow down wind tunnel with semi-open test section, the effectiveness of main flow damper in rapidly changing test velocity is verified through experimental research.
通过实验研究证明了用主流阻尼器快速调节半开口直流式低速风洞的实验风速的可行性。
From the point of view of seepage flow, sidetracked well is similar to horizontal well, thus, the open-hole well composite reservoir test model can not be adopted.
从渗流流态讲，侧钻井是水平井渗流的一种近似，因此不能沿用裸眼井复合油藏试井模型。
Is there any method, which ascertain gas well productivity via unstable gas well test? At first, this thesis discusses the above problem on base of the practical open flow potential.
是否存在着通过不稳定的气井试井来确定气井产能的方法呢？本文首先在基于实际无阻流量(或称瞬时无阻流量)的概念的基础上，讨论了这个问题。
Is there any method, which ascertain gas well productivity via unstable gas well test? At first, this thesis discusses the above problem on base of the practical open flow potential.
是否存在着通过不稳定的气井试井来确定气井产能的方法呢？本文首先在基于实际无阻流量(或称瞬时无阻流量)的概念的基础上，讨论了这个问题。
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