该文提出设计单相交流电机变极绕组的基于双极对槽号相位图的设计方法。
Based on the two pole-pair slot-number phase graph, the method for designing pole-changing windings of single phase a. c. machines is proposed.
重点分析单相交流感应式液态金属电磁泵波峰焊接设备技术的工作原理、技术特征；
Analyse principle of operation, technology feature of single-phase alternating current induced liquid metal electromagnetic pump wave soldering machine.
该方法是基于SVPWM进行参数离线辨识，通过直流试验、单相交流试验和空载试验来实现；
The method is based on SVPWM for off-line identification though the DC experiments, single-phase experiments and no-load experiment to accomplish;
它由三相或单相交流电压经降压和全波整流(或桥式整流)得到，无稳压及平波要求功率要足够大。
It consists of three-phase or single-phase AC voltage by the step-down and full-wave rectifier (or rectifier bridge) has been, no regulator and ping-wave large enough to require power.
单相交流和直流家用和类似用途的电风扇，如吊扇、台扇、落地扇、换气扇、隔墙扇、壁扇、转页扇。
AC and DC house electrical fan such as stand fan, desk fan, wall fan, orbit fan and so on.
66200系列数位式功率表是用来量测单相交流电源的功率及其他电压电流参数，适用于大部份的电机电器产品。
Chroma's 66200 Series Digital Power Meter is designed for single-phase measurements of AC power signals and related parameters common to most electronic products.
该车载充电机具有较高功率因数，能够与普通的单相交流电源插座直接连接，为电动轿车的蓄电池组提供小功率慢速充电。
This charger has the trait of high power factor, can be connected to ordinary single-phase AC sockets directly, and offers low-power and low speed charging for storage batteries.
用途APPLICATIONDD862单相电度表系感应式单相交流有功电度表，用于计量额定频率为50hz，单相交流电网中有功电能的消耗。
DD862 single phase watt-hour meter is an induction meter which is applicable to measure the rated frequency of 50 Hz, and power loss of single-phase intercourse grid.
用途APPLICATIONDD862单相电度表系感应式单相交流有功电度表，用于计量额定频率为50hz，单相交流电网中有功电能的消耗。
DD862 single phase watt-hour meter is an induction meter which is applicable to measure the rated frequency of 50 Hz, and power loss of single-phase intercourse grid.
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