火电厂中央空调的应用实例证明了通过变频调速和自动控制技术，提高设备的节能水平是显而易见的。
An application case in a fired power plant shows that with frequency conversion timing and automatic control techniques, the significant energy saving has been realized.
基于变频调速技术和矢量控制原理，设计钢铁行业处理线的交流异步马达的传动方案。
Frequency conversion technology based on vector control theory, design of steel industry processing lines of induction motor driving program.
针对该设备负载大、运行情况复杂等特点，主轴采用了交流变频调速矢量控制技术，小车采用了先进的交流伺服控制技术。
Against the heavy equipment load and complex operations characteristic, the spindle used vector control technology of ac frequency speed control; the car used advanced ac servo control technology.
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