The combination of tabu algorithm and fuzzy optimization is successfully applied to the motor optimization and the availability is proved by the optimized result . secondly , a new special inverter that is reliable and well performance is designed to power the motor . spwm theory is applied and the circuit is well designed 运用了spwm脉宽调制原理，合理地设计了电路图，并且对波形进行了有效的存储分析，确保了输出波形的精确性和实用性，提出了保证变频电源的有效运行的合理、实用的实施措施。
Finally , the prototype of closed - loop control system of mc has been designed . a seris of experiments have been made , and the results show that the closed - loop control of mc presented here is correct . also , the mc closed - loop systems based on the method can be applied to the variable frequency power supplies 最后,制作了输出电压有效值控制矩阵变换器闭环系统的原理样机,进行了一系列实验测试,结果表明采用双空间矢量策略矩阵变换器实现输出电压有效值闭环控制是正确有效的,输出电压有效值控制矩阵变换器闭环系统作为变频电源设计也是切实可行的。
Hefei green energy limited is a long - term commitment to professional prestige power , uninterrupted power supply ( ups ) , emergency power supply ( eps ) , frequency conversion power , solar / wind power systems and other related equipment in research , development , manufacturing high - tech private enterprises 合肥长远绿色能源有限公司是专业致力于逆变电源、不间断电源（ ups ） 、应急电源（ eps ） 、变频电源、太阳能/风力发电系统等相关设备研究、开发、制造的高新技术民营企业。
This paper introduce , now in electrical system , the high - voltage tests include part - charge test for transformer , ac withstand voltage test for transformer , ac withstand voltage test for switch , ac withstand voltage test for hv cable , when the tests is on , the power sup - - ply will be too poor 文中就当前电力系统中的一些现场高压测试所面临的试验电源问题，这些试验包括变压器的局部放电和交流耐压试验、高压开关、高压交联电缆、 gis等的交流耐压试验，提出采用新型变频电源对高压设备进行测试。
