说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 压力头损失
1)  loss of head
压力头损失
2)  pressure loss of bend
弯头压力损失
3)  loss of head
压头损失
4)  pressure loss
压力损失
1.
Inspecting defects inside impeller of electric submersible pump by fluid pressure loss measurement method;
流体压力损失法检测电潜泵叶轮缺陷的研究
2.
Design and Calculations of the Pressure Loss of Venturi Scrubbers;
文丘里洗涤器压力损失的设计计算
3.
Computerization of pressure loss and equalization in multibrached suction pipeline;
多分支吸风管路压力损失及平衡的计算机处理
5)  pressure drop
压力损失
1.
Theoretical approach to pressure drop across cyclone separators;
旋风分离器内压力损失的计算
2.
Experiment and analysis of pressure drop characteristics of flexible duct in air conditioning systems;
空调系统柔性风管压力损失特性实验与分析
3.
Effect of factors on pressure drop in the inertia separation chamber of stripper combine harvester with air suction;
气吸式割前摘脱联合收割机惯性分离室压力损失的影响因素
6)  pressure losing
压力损失
1.
Taking the object of transporting carbon black,analyzed the transportation pressure losing of level pipe、vertical pipe and bend pipe of the pneumatic transportation pipe line,gained the pres-sure losing formula of the three sorts of pipe line.
对以炭黑为输送对象的气力输送管道中水平管、垂直管和弯管的输送压力损失分别进行了分析,得到了炭黑在这3种输送管道中的压力损失计算公式。
2.
The result showed the pressure losing with two times draught was slightly lower than that with no two times draught's while empty running.
对吸粮机装置中的单筒型吸嘴进行了实验研究,得出吸粮机空载运行时,有二次进风口的单筒型吸嘴压力损失略低于无二次进风口的单筒型吸嘴压力损失;重载运行时在同一风速下,有二次进风口的单筒型吸嘴输送产量高于无二次进风口的单筒型吸嘴的产量。
3.
According to pressure losing coefficient of hydraulic system parts tested by experiment, the advancing velocity of powered support was calculated under a certain condition.
通过实验室实验来确定支架液压系统各元件的压力损失系数,计算出在一定条件下的液压支架移架速度,计算结果反映了支架移架速度的实际情况,该方法现已应用于支架的液压系统设计并取得良好效果,实现快速移架系统的定量化设计。
补充资料:压力损失
分子式:
CAS号:

性质:任何实际流体,在流动时均有摩擦阻力发生,因此必须消耗部分的机械能以克服此摩擦阻力。机械能的损失则导致流体的压力下降。这种压力降称为压力损失,亦称摩擦损失或阻力损失。以符号-Δp表示。Δp之前冠以负号,表示由流体阻力所引起的下游压力低于上游压力之值。在工程应用上,压力损失常表示为压头损失hf。hf=-Δp/γ,式中γ为流体的重度,kg/m3,Δp的单位为Pa。故hf为每一公斤流体所损失的机械能N·m。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条