speed range

Experiments show that the motor phase current controlled by this kind of SPWM inverter can be strictly sinusoidal and the running of the motor can remain steady for the ultra low speed range.

实验结果表明，这种SPWM逆变器控制的电机相电流严格正弦，能在超低速下平稳运行。

This high-speed and wide dynamic range system can replace the traditional one which contains a multiple-lead cable.

本文提供一种全数字化的单芯同轴电缆、高速、宽动态范围的双向数据传输系统，以代替传统的多芯电缆传输系统。

Economical cruising speed range

经济巡航速度续航力

In the end , an example of a variable gear with extension speed range is given.

以一种扩大调速范围型无级变速机为例,用“特性图”对其进行运动分析和功率流分析.

A paraglider has a very limited speed range.

一顶飞行伞有著非常有限的速度区间.

Experimental results indicate that the controller can provide a controllable speed range from 0.2 to 10000 r/ min with satisfactory dynamic and static performances.

实验结果表明，该控制器在低速与高速运行状态下均能获得良好的动态和静态性能，其可控转速范围为0.2-10000r/min。

For the control response, in the whole flight speed range, the attitude angles of autogyro change small, especially the pitch angle.

全飞行速度范围内姿态变化很小，尤其是纵向俯仰角；

It is necessary to keep the preload constant over the speed range of the spindle.

保存在纱锭的速度范围上的预载常数是必需的.

An Efficiency Optimization Strategy of Asynchronous Motors over Wide Speed Range for Electric Vehicles

车用异步电机宽调速范围效率优化策略

CNC machine tools demands the spindle motor output larger torque at low speed and have wide constant power speed range at high speed.

数控机床要求主轴电机能在低速时输出较大转矩，高速时有宽广的恒功率调速范围。

Hydrostatic transmission , double drive, two amplitudes, 3 speed range , infinitely variable speed, good over-lap-ping.

全液压 、 驱动 、 振幅 、 档无级变速,十字铰接式车架.

Full authority control of an electronic throttle provides a range of options for speed governing.

充分的权力控制的一电子节气门提供了一系列可供选择的调速.

Fluid Controller The Jerking Motion of Servomechanism in Low Speed Range

流体控制装置伺服机构的低速爬行

Use frequency conversion to adjust speed , with large speed range.

采用变频调速,调速范围大.

The damper will have the best effect in minimizing the vibration within the specified range at all working speed by using on-off control method.

根据这一特性，提出用开关控制能使阻尼器具有最佳的减振效果。

Furthermore, they say, it is the best way for researchers to gather the range of observations that are necessary to speed up discoveries or to identify large-scale trends.

此外，他们说，这也是研究者集合一系列观察结果的最佳方式，而这是加快发现速度或者识别大规模趋势所必需的。

In the experiment, the range of speed control is 20-80 r/ min, and the load is about 0.2 N · m.

实验中电机速度控制范围为20-80r/min，负载约为0.2N。

Within entire missile speed range, these technologies not only improve thrust performance by regulating nozzle flow, but also realize missile direct thrust control through constructing vectored thrust.

在导弹飞行全速度范围内，既可实现冲压喷管流量调节，大幅提高冲压发动机高速巡航性能，又可构造出矢量推力，用以实现导弹飞行的直接力控制。

Research shows, on mountain highway with varied falling gradient, the continuous brake mode affected together can make vehicle travels steady in the speed range.

研究表明，在坡度不断变化的山区公路上，联合作用的持续制动方式可以使汽车在上述速度范围内稳定行驶。

Area of wind of big range ion , wind speed zephyr measures OK adjustment.

大领域游子风区, 风速和风力能够调解.

The results show that the engine can achieve a good performance with VNT in the whole speed range.

试验结果表明，VNT可以在发动机的整个转速范围内和CA498Z柴油机实现良好的匹配。

The paper introduces the conception of 2 D speed protection and analyses its principle, which includes the analyzes of the force on the train when applying the eddy current brake and during the slide, and calculates the distance speed limit curves and the allowable speed range.

介绍OCS二维速度防护的概念，并分析了它的原理，包括列车在紧急制动和滑行时的受力分析、距离&限速值计算以及允许速度带的计算等。

Determination of Economic Lapse Speed Range for Centrifugal Pump

离心泵降速经济运行范围的确定

Considering the system's wide speed range and IPM's switching frequency's top limit, the variable flux linkage locus structure control has been executed in the full speed adjusting range.

考虑到系统调速范围宽和逆变器开关频率的限制，在全频域采用分段变磁链轨迹结构的控制方法。

The test results showed that hot deformation promoted ferrite and bainite transformation, enlarged cooling speed range to form ferrite and inhibited feathery bainite transformation.

热变形促进了铁素体和贝氏体相变，扩大了形成铁素体的冷却速度范围，推迟了羽毛状贝氏体的形成。