分析了流体动态特性实验台架本身的自循环特性对海水管路系统中脉动压力测量的影响。
This paper analyzes the influence of the test device cycling characteristic for fluid dynamic characteristic on the pulsation pressure measurement in seawater pipeline system.
本课题的研究工作就是设计一套能在一个测试台架上测量出上述弹箭质量特性参数、高精度的综合测试系统。
In this topic, we need to design a set of intergrated test system with high accuracy, and we can test the qualitative characteristic parameters on a single test pedestal.
在标准半消声室,用B&K3560噪声测量分析系统对4110Q柴油机整机和油底壳、飞轮壳、喷油泵、摇臂罩等零部件的噪声进行了台架试验研究。
The noise of 4110Q diesel engine and its oil pan, flywheel cover, oil pump, valve chamber has been studied by the analysis system of B&K3560 in the normal Semi-anechoic chamber.
此外,作者还就氮氧化物实船测试中的特殊情况进行了分析,指出实船测试与台架试验中的主要差别,并提出了几种可供参考的废气、发动机、燃油参数的测量方法。
The mainly deference between on-board test and bed test is pointed out. Several available measure methods of exhaust gas, engine and fuel oil's parameter are also brought forward.
首先设计了适于随车测量的瞬时转速采集装置及其随车监控系统;然后根据在台架试验结果总结出的处理方法,对实车不同工况下的瞬时转速信号测量结果进行了分析。
The on-board measurement device and its monitor system were designed, Then the signal processing method induced from the engine test data was adopted to analyze the test results on the truck.
根据二维piv技术的要求,建立了淹没射流流场研究的实验台架,并对井眼中流动的淹没射流的动力学流动进行了系统的测量。
Based on technical requirements of PIV system, experiment setup was founded and dynamic characteristics of submerged water jet flow were studied.
研制了一种在发动机台架上进行柴油机变工况下排气微粒测量的测试系统。该系统主要由普通测功机和微粒稀释取样袋等组成。
A system for measuring exhaust particulates from an automotive diesel engine under transient operating conditions was developed, which includes a conventional dynamometer and a dilution sampling bag.
推力测试台架是准确测量火箭发动机推力的关键技术之一,但现有的测试台架能够很好兼顾长、短脉冲测试的较少。
Thrust test-bench is one of the key technologies for accurate measure of rocket engine thrust. But test-benches that can compromise with both long and short burst measurement are quite few.
推力测试台架是准确测量火箭发动机推力的关键技术之一,但现有的测试台架能够很好兼顾长、短脉冲测试的较少。
Thrust test-bench is one of the key technologies for accurate measure of rocket engine thrust. But test-benches that can compromise with both long and short burst measurement are quite few.
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