speed fluctuation是什么意思

网络释义

用法例句

To measure the vibration caused by the random speed fluctuations superimposed on the constant speed,this paper discusses the dynamic characteristics of the rolling mill s drive system when the elastic driving shaft and motor shaft had speed oscillation,and an instantaneous speed measurement model of rolling mill s drive system was established.

为了测量恒定转速上叠加的随机波动转速引起的振动,通过弹性转轴和电机轴的转速波动研究了轧机传动系统的动态特性,并建立轧机传动系统瞬时转速的测量模型;运用级数解耦方法,把非线性运动微分方程转化为代数方程获得转速波动的快速分解代数算法,最后通过在扭振实验平台进行模拟轧制过程的实验验证了该算法的正确性和可行性。

The performance of high speed rolling bearing was studied under unstable conditions of rotation speed fluctuation, and the failure modes of the bearing were analyzed under such conditions.

分析了高速滚动轴承在转速波动这一非平稳状态下的运行状态,研究了转速波动对轴承运转性能和失效模式的影响。

Design of In-Cycle Speed Fluctuation Measurement System for High-Speed Gasoline Engines;

高速汽油机循环内转速波动实时测量系统研制

During the bench the test process,gasoline engine cycle variation leads to speed fluctuations that will reduce control precision of A/F and the credibility of the bench test.

在对催化转化器性能考评过程中,汽油机燃烧循环变动带来的转速波动,降低了空燃比控制的精度,从而影响了考评结果的可信性。

The rattling model of a one stage gear system is established,in which mass unbalance,speed fluctuation of driving shaft and backlash of the gear pair are considered.

在考虑不平衡质量、主动轴转速波动及齿侧间隙的情况下 ,建立了单级齿轮传动系统的拍击振动模型。

This paper introduces an approach for the real time measurement of the speed fluctuations of engines utilizing a single - chip micro - computer and a magnetic sensor.

根据内燃机转速波动可以作为内燃机不解体故障诊断的一个状态参数，提出了利用磁电式传感器及单片微型计算机实时测量内燃机转速波动的方法，并在２１３５型柴油机台架上进行了实际测量，给出了利用所测得的转速波动信号对内燃机故障进行诊断的初步结果。

The Fault Diagnostic Studies of Internal Combustion Engine Based on the Analysis of Crankshaft Speed Variation;

基于曲轴转速波动分析的内燃机故障诊断研究

Rotating Speed Fluctuation and Response Speed of Two-Phase Hybrid Type Stepping Motor

两相混合式步进电机的响应及转速波动

Diagnosis method for turbopump typical fault under conditions of speed fluctuation

转速波动状态下涡轮泵典型故障诊断方法

Simulating Test System of Electronically Controlled Engine Based on Stroke Identification Using Crankshaft Speed Fluctuations

基于转速波动识别行程的电控发动机仿真测试系统研究

Torque Ripple Control for Drive-Train in Variable Speed Constant Frequency Wind Turbines

变速恒频风力发电系统传动链转矩波动控制

base speed of an adjustable-speed motor

调速电动机额定转速

At high winding speeds, due to inertia, the rotation of the spool may lead to tension variations in the yarn.

在高速络纱时,由于惯性作用,筒子的回转会导致纱线张力的波动。

Interaction between interplanetary shock and corotating high speed stream studied by a 3-D kinematic method

用三维运动学模型研究行星际激波与共转高速流的相互作用

Aero Engine Rotate Speed Measurement Based on Edge Capture and Median Filtering

基于边沿捕捉与中值滤波的航空发动机转速测量

Speed Estimation With Parameter Adaptation of Induction Motors Based on Single Filter Multi-Model Algorithm

基于单滤波器多模型算法的异步电动机参数自适应转速估计

(of an engine)revolve;increase the speed of revolution

（指发动机） 旋转,加快转速.

Harmonic drive reducers

GB/T14118-1993谐波传动减速器

general purpose harmonic drive reducer

通用谐波传动减速器

the rate of flow of radiant energy (electromagnetic waves).

辐射能流动速率（电磁波）。

engine speed pneumatic transducer

发动机转速气动传感器

automatic engine speed synchronizer

发动机转速自动同步器

power steering automatic transmission differential

动力转向自动变速差距

moving or driven rapidly in a rotary or twisting motion.

以旋转或扭转运动快速移动或运动。