An axial piston pump with large displacement has been used as the pump under test, a measurement system has been put forward and flow ripples at different pressures have been determined.
并以一台较大排量的轴向柱塞泵为被试泵，建立了流量脉动测试系统，实现了多种压力下被试泵流量脉动的测试。
The test results have proved that the flow rate widely varied and the pump efficiency is high when the pump outlet line structure was altered and the outlet pressure was controlled in a special limit.
试验结果表明，改变泵出口管线结构，使泵出口压力在一定范围内工作时，流量变化大，而且泵效率较高，可以作为泵调整参数的一种手段；
Through feed pump performance tests and the linear regression analysis of test results, the regression equation was established, thus can predicate the fuel flow accurately.
通过输油泵性能测试，对试验数据应用线性回归方法分析，确定回归方程，对输油泵流量进行预测。
The test shows the flow in the modified forebay is remarkably improved, the efficiency of the pump raised and the sludge deposit reduced.
试验研究表明，改进后的前池水流流态明显改善，水泵运行效率得到提高，并有效减少了前池的泥沙淤积。
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。
It not only gives a qualitative analysis of the flow characteristics of the pump-turbine in the generating mode, but also provides a number of specific data on the basis of the test results.
根据试验数据，不仅对水轮机工况的水流运动作了定性分析，并提供了一些定量数据。
It not only gives a qualitative analysis of the flow characteristics of the pump-turbine in the generating mode, but also provides a number of specific data on the basis of the test results.
根据试验数据，不仅对水轮机工况的水流运动作了定性分析，并提供了一些定量数据。
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