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词汇 three phase
释义 three phase短语¹⁰⁶¹⁰⁰⁺
基本例句
adj.三相的
A calculation method of gas liquid solid three phase equilibrium is presented based on the characteristics of composition and phase behavior of an oil and gas system.
根据油气烃类体系的组成特点和相态特征,提出了气液固三相相平衡的计算方法。 cnki

A star type connection is adopted on a three phase SRM Switched Reluctance Motor, supplied with a three phase inverter bridge. It could not get good result with traditional control methods.
将三相开关磁阻电动机绕组采用星型连接,用三相逆变桥对其驱动,采用传统的控制方式运行状况不佳。 cnki

And current situation of study and development of industrialization of three phase methanol synthesis process was introduced.
介绍了三相床甲醇合成工艺的工业化研究与开发现状。 cnki

The single earth- fault in three phase network earthed neutral is called as single phase short circuit, and that in three phase network insulated to earth is called as leakage fault.
同样是三相电网的“单相接地”,发生于中性点直接接地系统称“单相短路”故障,而发生于中性点绝缘系统叫“接地漏电”故障。 dictall

The author introduces the signal measurement method of three phase voltage, current and temperature, describes the data processing model based on three phase harmonic anal y.
研究了三相电压、电流及温度数据的采集方法,提出了基于三相谐波分析法的数据处理模型。 dictall

The paper proposes a scheme of using three phase inverter bridge to realize VVVF of single phase capacitor motor.
提出用三相逆变桥电路实现单相电容电机变频调速的方案。 cnki

The technology of three phase methanol synthesis is discussed in brief and the requirement of a catalyst is presented.
简述了三相床甲醇合成技术及其对催化剂的要求; cnki

This paper researches on three phase capacitor transients, presents a combined switch constructed of contactor and low current thyristors to realize non surge close and non arcing break.
对三相电容器的暂态过程进行了研究,提出采用接触器和小电流晶闸管组成混合开关,实现了合闸时无冲击电流及分断时无电弧。 cnki

When three phase rectifier or PWM rectifier are adopted at the shunt side, the advantages and disadvantages are discussed.
比较了装置并联部分直流电源采用三相整流桥或三相脉宽调制 PWM整流桥的优缺点; cnki

Three phase bilateral equivalent Voltage Drop Model for three phase power flowsimplified calculation of distribution networks is advanced, in which the influence of mutual impedance is considered.
提出了用于配电网三相潮流简化分析的三相双方向等效电压降落模型,该模型中考虑了互阻抗的影响。 cnki

A three phase symmetry AC winding is used as control winding of the inner stator, a car including ring-like PM rotor as correcting weight.
以三相对称交流绕组作为内定子控制绕组,包括环形磁钢永磁转子的小车作为校正质量。 dictall

As one of the connections for three phase induction motor to operate from single phase supply, SEMIHEX connection can enable three phase induction motor have approximated symmetrical operation.
作为三相感应电动机单相运行的一种特殊接法, SEMIHEX连接可使三相感应电动机在单相电源上接近对称运行。 cnki

It is very important to control the current in input inductance of three phase voltage source converter VSC.
控制三相电压型变换器 VSC输入电感上的电流是 VSC控制技术的关键所在。 cnki

It not only fits for single phase circuit, but also for three phase circuit.
该方法不仅适用于单相,也适用于三相电路。 cnki

The thesis introduces a three phase AC motor's mathematical model in static reference frame and a simulation system for AC motors to develop a vector control inverter system.
针对三相异步电机矢量控制系统的要求,根据在静止坐标系统中异步电机的数学模型,进行了系统仿真。 cnki

The feedback linear model of three phase voltage source PWM rectifier is obtained and decoupled reactive and active power control strategies of three phase voltage source PFC rectifiers are proposed.
研究表明,状态反馈精确线性化非线性控制能较理想地实现三相电压型 PWM整流器控制解耦,完成其功率因数校正及整流器输出特性控制的功能。 cnki

This paper deals with the configuration and operating principle of a three phase digital triggering circuit which is controlled by a TP801- Z80 single board computer.
本文阐述了用 Z80— TP801单板机控制的三相数字触发电路的结构及其工作原理。 cnki

To be convenient for analyzing to effects of mass transfer, a conception of quasiintrinsic kinetics of three phase methanol syn.
为便于分析传质过程的影响,本文提出了三相床甲醇合成过程的准本征动力学的概念。 dictall

Vsually we measure linking groups of three phase transformer in alternating current method.
三相变压器联接组的测定通常采用交流法。 dictall

Three phase wiring saves50% of power compared with one- phase.
三相电源比单相电源可省电逾50%之多。 iciba
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