1)  Ambient vibration testing
脉动实测
2)  pulsation
脉动
1.
Pulsation analysis and practice of the SLon magnet separator;
SLon型磁选机脉动分析和实践
2.
A Novel Fluid Pulsation Attenuator;
一种新型的流体脉动衰减器
3.
Mechanism design of pulser in pulsation flow desiccation machine;
脉动流化干燥机中脉冲气流发生器的机构设计
3)  pulse
脉动
1.
Mechanism Design and Analysis of Impulse Airflow Generator in Pulsed-fluid Bed Dryer;
脉动气流发生器的机构设计与分析
2.
Through combining the actual condition of the piping layout of offshore platform and calculating the unbalance force caused by pulse,it confirms the method is the best.
并以海上已投产平台为例进行振动分析,计算了因脉动引起管道振动的不平衡力。
4)  fluctuation
脉动
1.
Unsteady numerical simulation and analysis of the flow fluctuation in the Roots blower;
罗茨鼓风机内部气流脉动的非定常数值分析
2.
The characteristics of gas solid jet are researched and the characteristics of gas\|solid jet fluctuation are proved by means of Rescaled Range Analysis.
流化床内颗粒的混合对流化床内颗粒运行以及燃烧有重要的影响 ,因此 ,利用图像处理技术在二维流化床试验装置上研究了水煤膏的混合过程 ,分析了气固两相射流的流动特性 ,利用R/S分析方法表明了气固两相射流的脉动特性。
3.
The effects of fluidization number, injection velocity ,particle mean diameter and static bed height on jet fluctuation are discussed.
基于R/S分析方法,得到了表征射流脉动强弱的Hurst指数和分数维。
5)  Ripple
脉动
1.
The method of adopting the two windings with a phase shift of thirty electrical angles is presented here,it is used to reduce the ripple for the condition that ripples of the out voltage of rectifier generator used in the area of aviations and airspace is much bigger.
针对航空航天整流器发电机的输出电压脉动较大的情况 ,文章介绍了电机采用两套相差 30°电角度的绕组降低电压脉动的方法。
2.
The torque-ripples of the double-salient motor are inevitable for its double salient structure and switch power source.
双凸极电机的凸极结构及其供电电源的开关形式 ,导致了在输出转矩中存在稳态转矩脉动和换向转矩脉动。
3.
This paper introduces the control principle of the direct torque control system of an asynchronous motor,and proposes a new strategy to solve the problem of the large torque ripple and current ripple.
本文介绍了直接转矩控制系统的控制原理,并针对基于直接转矩控制的异步电动机运行时存在较大的电流及转矩脉动问题,提出一种新的控制方案,并基于Matlab 6。
6)  oscillation
脉动
1.
A high speed data acquisition system was used to detect the pressure and temperature oscillations of the thermally driven two-phase loop for different operation parameters using methanol as working fluid.
以甲醇为工质,采用高速数据采集系统测定了微型热驱动回路在不同运行参数下的压力及温度脉动,其脉动周期及脉动幅度随蒸发段热流密度的增加而减小。
2.
The thermoacoustic phenomenon is a positive excitement betWeen lieat release and acoustic oscillation.
热声现象是放热过程和声学脉动之间的一种正向的相互激励。
3.
5 km of length, in Hubei province and satisfing the needs of engineering aseismic design, the dynamic characteristics of soil layers of the embankment are observed by using the method of pulsative oscillation,and the data are analyzed by means of Fourier spectrum method.
利用脉动测振方法对荆江大堤堤面沿线土层进行了实测研究,并对实测记录进行了傅氏谱分析。
参考词条
补充资料:标准实测比冲
分子式:
CAS号:

性质:指将不同条件下测得的比冲换算到某一标准状态下的比冲。标准状态条件为:燃烧室压强Pc=6.9MPa;环境压强Pa=0.1MPa;喷管膨胀比为最佳状态,喷管出口压强等于环境压强;喷管扩散半角α=15°。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。