The method of direction distinguishing not only is that used in heat transfer data processing of heat exchanger, but it is also used to find the solution of norm equation for pressure drop test.
方向鉴别法不仅可以用于换热器传热试验数据处理,也可用于压力降试验准则方程的求解。
The temperature at each position and pressure drop across the test section were recorded three times.
每个位置的温度和测试区两端的压降各记录三次。
Then, the test equipment and experiment is introduced. Through experiment, we get the relation between velocity and filter pressure drop.
介绍了试验设备及测试方法,通过试验得出过滤风速和压力损失变化关系。
Through the contrastive test on the pressure characteristic of inlet structure, the relation that the inlet structural dimension and operation parameter affect the pressure drop has been established.
通过对入口压力特性的对比试验,建立了入口结构尺寸及运行参数对压力损失的影响关系,为水力旋流器入口结构及参数的合理设计提供了依。
A landing gear drop test method is presented in this paper, in which the lift is simulated by an air actuator and accumulator system with constant pressure.
结合某型号飞机试验任务,阐述有关空气作动筒仿升的起落架落震试验方法。
Said aim is achieved by using a gas mixture of nitrogen and hydrogen as a test gas and inspecting the cooling circuit by means of a hydrogen probe once a drop in pressure has been recorded.
本发明的任务如下解决,将氮气和氢气 构成的气体混合物应用作为检验气体,并且在记录到制冷剂循环系统的压力下 降之后采用氢气探头进行查找。
The features, method and standard of drop weighed tear test are described with its application in steels for pipes, pressure vessels and ship hull.
论述了落锤撕裂试验的特点、方法和标准,以及该试验在管道钢材、压力容器钢和船体结构钢薄板上的应用情况。
Based on experimental test, a new impact type inertia separator with fluted tubes, with high efficiency and low pressure drop, used for circulation fluidized bed boilers is proposed by authors.
作者在试验基础上提出了一种用于循环流化床锅炉中的新型冲击式槽形管惯性分离器,它具有高效率、低阻力等优点。
Single - or multiple leakage test, by suppressing media filling quantity is small, if the tube bundle leakage, easy to from the pressure gauge on the fast show pressure drop.
单管或多管试漏时,因打压介质充填量小,若管束有漏点,易于从压力表上快速显现出压降。
Test results show that, the maximum of EGR rate is 15.4%; Compared with original data, the maximum of in-cylinder pressure and average temperature all drop a little.
试验结果表明,在各负荷下EGR率最大值为15.4%:燃烧过程缸内压力的最大值和缸内平均温度的最高值均有所降低;
Test results show that, the maximum of EGR rate is 15.4%; Compared with original data, the maximum of in-cylinder pressure and average temperature all drop a little.
试验结果表明,在各负荷下EGR率最大值为15.4%:燃烧过程缸内压力的最大值和缸内平均温度的最高值均有所降低;
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