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。
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.
在高温、高电流运行的情况下，单相电机都受到一个内置式、自动重置热过载保护装置的保护。
Single phase motors are protected against both high operating temperatures and high current by a built in, automatically resetting thermal overload.
简要介绍了钕铁硼单相同步电动机的基本结构、运行原理、性能特点、应用前景及社会、经济效益分析。
This paper introduces the basic structure, operation principle, main performances, economical problem and USES of Nd-Fe-B single - phase synchronous motor in the future.
电力机车为波动性很大的大功率单相整流负荷，可能威胁电力系统的安全运行。
The electrified railway is a fluctuating high- power single- phase commutation load, which may threat power sys-tem security operation.
提出了一种新型分布式控制方法来实现单相数字模块化ups(不停电电源)的并联运行。
A novel distributed control scheme is proposed for the parallel operation of single phase digital controlled UPS (uninterrupted power supply).
在稳定运行的餐厨垃圾单相厌氧消化体系中，出现白色颗粒状物质，且随着负荷的提高，其数量和粒径不断增加。
In the smooth single-phase anaerobic digestion operation system, white powdered particles were produced and increased in number and size with the increasing organic load.
在小电流接地系统中，发生单相接地故障的概率很高，因而，准确的选出故障线路，对于提高运行可靠性，具有重要的意义。
Single phase earthed fault is the common fault in this system. To select the fault line accurately is of great importance to improve the operation reliability.
研究了稀土永磁单相同步电动机的稳态运行时的相量图，对相量计算结果进行了分析，讨论了电机直轴电枢反应的性质问题。
This paper deals with the phasor diagram, the phasor analysis and the nature ofd-axis armature reactions of the steady-state running for single-phase PM synchronous motor.
提出一种运用双向晶闸管电路改变单相电容电机启动与运行电容的方法。
This paper presents a method of converting running and starting capacitor by a triac circuit.
以方波模式运行的单相半桥逆变器为研究对象，提出了一种利用神经网络提取逆变器方波输出电压基波成份的新方法。
This paper presented a neural network based technique to obtain fundamental waveform from a single phase half bridge inverter by square wave mode.
理解标准的工厂设备例如泵，电机(单相及3相)，冷却塔，制冷机组，变压器，电缆及管道运行等。
Understand standard facility equipment like pumps, electric motors (single and 3 phase), cooling towers, chillers, transformers, wiring and piping runs etc.
建立了与两个液态水单相流体回路直接耦合，与两个空气通风回路间接耦合的多蒸发器CPL系统，并通过实验对该系统的瞬态运行特性进行了研究。
A multiple evaporator CPL coupled with two water loops directly and two air thermal control units indirectly was developed and tests were conducted to investigate its instantaneous characteristics.
系统发生单相接地故障以后，因为故障电流很小，不至于影响系统的对称运行，所以按照规程可以继续运行1～2个小时。
If single phase grounding fault is occurred, fault current is very small, so it can continue to run for 1~2 hours according to the protocol.
设计并制造了一种新型的永磁式单相单拍运行步进电动机，它能在单极性电脉冲的控制下实现连续的起动和步进运动，电机绕组通电和断电时各转动一个步矩角。
A new type single-phase permanent-magnetic stepper motor is designed and manufactured. It realizes the stepping rotating action controlled by the inputting electric pulse's on-or-off point.
设计并制造了一种新型的永磁式单相单拍运行步进电动机，它能在单极性电脉冲的控制下实现连续的起动和步进运动，电机绕组通电和断电时各转动一个步矩角。
A new type single-phase permanent-magnetic stepper motor is designed and manufactured. It realizes the stepping rotating action controlled by the inputting electric pulse's on-or-off point.
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