Automatically modulating the fan's rotational speed according to cooling requirement can not only reduce the power and fuel consumptions, but also reduce noise level and prolong the engine's lifetime.
根据冷却的实际需要自动调节风扇的转速，不仅可降低功率消耗、节省燃油，而且还可以达到降低噪声、延长发动机寿命等效果。
Our variable frequency drives (electronic controllers) adjust the speed of electric motors by modulating the power being delivered.
我们的变频驱动器(电子控制器)通过调整电机功率的速度调节的电动传递。
The hoist type crane has its best in compactness, legerity and price advantage. Speed modulating by frequency conversion can be used to improve the crane's capacities.
紧凑、轻巧、价格低廉是葫芦起重机的最大优点，在分析几种调速与控制方案的基础上，指出变频调速技术的应用，可以克服葫芦起重机使用中的一些缺点；
The hoist type crane has its best in compactness, legerity and price advantage. Speed modulating by frequency conversion can be used to improve the crane's capacities.
紧凑、轻巧、价格低廉是葫芦起重机的最大优点，在分析几种调速与控制方案的基础上，指出变频调速技术的应用，可以克服葫芦起重机使用中的一些缺点；
应用推荐