The compression work or the total pressure ratio of a compressor is determined through the use of cascade element performance data concerning deviation Angle.
压气机的加功量或增压比由其基元叶栅的落后角确定。
To study the effect of the intensity of the opposing jet more appropriately, a new parameter RPA is defined by combining the flux and the total pressure ratio.
这说明该参数可用于表征喷流强度,用以分析喷流对流场及传热量的影响。
A case study of gas separation system is given to illustrate the effects of product quality, reflux ratio and tower pressure to total economic benefit through flow simulation.
本文以某气体分馏装置为例,通过严格的流程模拟,分析了产品质量、回流比和塔压等操作参数对总经济效益的影响。
But total pressure loss increases with the increasing of the velocity difference accompanied with the increase of the density and the static temperature ratio.
但速度差随密度比、静温比增大而增大时总压损失亦随之增大。
Expressions of total residual pore pressure and critical ratio of pore pressure in different failure stages of liquefaction in saturated sand are deduced based on the dynamic tri-axial tests.
通过动力三轴试验,给出了饱和砂的残余孔隙水压力的全量表达式和不同液化破坏阶段的临界孔隙水压力比的表达式。
The experimental results show that the higher the static temperature and the density ratio between two supersonic flow, the more the total pressure losses of flow during mixing.
实验结果表明:混合过程的总压损失随两种超声速流的密度比、静温比增大而增加。
In wind tunnel test, the base bleed ratio of higher accuracy is obtained by measuring and controlling the total pressure of the bleed medium in front of flowmeter.
在风洞中模拟底排实验,通过测量和控制流量计前介质总压,获得了较高准确度的底部排气率。
When under the same axle load, if the wheel rolling speed gets higher, the adhesion coefficient declines as the ratio of the mean asperities contact pressure to the total pressure becomes smaller.
研究发现:相同轴重下,滚动速度越大,粗糙峰接触压力与总压力的比值越小,导致轮轨之间的粘着系数下降;
When under the same speed, if the axle load gets weighter, the adhesion coefficient increases as the ratio of the mean asperities contact pressure to the total pressure becomes bigger.
相同速度下,轴重较大,粗糙峰接触压力占总压力的比值也越大,此时粘着系数也较大。
Due to the smaller Angle of injection, the ratio of total pressure loss of aerodynamic ramp is less than the physical ramp and transverse injection stream.
由于喷流方向与主流方向夹角较小,总压损失也较物理斜坡、横向喷流等混合增强方式小。
At the end of the annular passage, shock wave occurs when the relative lift is less than 6% and the pressure ratio is less than 0.7, which causes a greater total pressure loss.
在相对升程小于6%、压比小于0.7后,环形通道的末端将产生激波,激波带来较大的全压损失。
At the end of the annular passage, shock wave occurs when the relative lift is less than 6% and the pressure ratio is less than 0.7, which causes a greater total pressure loss.
在相对升程小于6%、压比小于0.7后,环形通道的末端将产生激波,激波带来较大的全压损失。
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