adjustable speed system 变频调速系统
dc adjustable speed system 直流调速系统
ac adjustable speed system 交流调速
ac adjustable-speed system 交流调速系统
cascade adjustable speed system 串级调速系统
concatenated adjustable speed system 串级调速系统
pwm dc adjustable speed system pwm直流调速系统
variable frequency adjustable speed system 变频调速
adjustable-speed drive system 可调速驱动系统
Based on this, combined with the specific demands of AC-DC-AC variable-frequency adjustable speed system for hoist, PWM rectifier's control strategy is researched and vector control strategy is adopted.
在此基础上,结合矿井提升机矢量调速系统的具体要求,研究PWM整流器的控制策略,采用矢量控制方案。
参考来源 - 矿井提升机同步电动机矢量控制系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Random PWM technology is a direct and effective way to alleviate acoustic noise in adjustable-speed system.
随机脉宽调制是解决交流调速系统中声学噪声的直接有效方法。
Comparing with frequency converting driving system for asynchronous machine and adjustable speed for DC motor, the driving system has a wide application foreground.
与变频异步电机驱动系统和直流电机调速系统相比，开关磁阻电机驱动系统有着广阔的应用前景。
Its vector control system is one of the most complicated ac adjustable speed control systems.
其矢量控制系统也是最复杂的交流电机调速控制系统之一。
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