BLDCM has the advantages of ac motor, such as simple structure, high running reliability, and has the features of DC motor, for example, the high efficiency, excellent adjusting speed characteristic.
直流无刷电动机既具有交流电动机的结构简单、运行可靠等一系列优点，又具备直流电动机的运行效率高、调速性能好等诸多特点。
The paper mainly introduces the technology of adjusting speed of convertor and its superiority.
主要介绍变频器的调速技术及使用变频器的优越性。
The analysis has showed that this kind of fuzzy controller with variable searching steps has better convergence character and its adjusting speed is quick.
分析表明，这种变步长搜索的模糊控制器收敛特性好，速度快。
And using the frequency variable adjusting speed technique to control the speed of benzole cooling pump automatically, to achieve the temperature stability of the benzole.
同时利用变频调速自动控制粗苯冷却泵的转速，实现粗苯温度的稳定。
The configuration and variable frequency adjusting speed of water circulation pump in city heat-supply system are introduced, and the effects of energy saving are analyzed.
对城市供热系统中循环水泵的配置及变频调速进行了介绍，分析了其节能效果。
It has important values for the design and application of adjusting speed of inverter.
对于变频调速的设计应用具有很大参考价值。
Swing should depend on wave. Avoid resonance arising from the cycle of vertical shake being near the cycle of wave because of adjusting speed.
因此改变航速应视波浪情况，力求避免调整航速而带来纵摇周期与波浪周期接近出现的“共振”现象。
The closed circuit control system with frequency conversion for adjusting speed controlled by industrial computer is introduced with its control function and realization.
文章介绍了一种由工业计算机控制的变频调速闭环控制系统，同时介绍了该系统的控制功能和电气实现。
Discuss in detail the torque characteristics of hoister double-fed cascade adjusting speed system and the designing calculation of starting torque of hoister shearing resistor.
文中详细论述了提升机双馈串调系统的转矩特性和提升机切电阻时启动力矩设计计算。
The technique for AC adjusting speed is a main means of saving power, improving industrial flow to improve quality of products and environment, advancing the development of technique.
交流调速技术是当今节电、改善工艺流程以提高产品质量和改善环境、推动技术进步的一种主要手段。
The results of the experiment prove that the system has high stabilization, wide range in adjusting speed and small content of the wave in harmony, so it has a certain practical value.
实验结果表明，该系统稳定度高，调速范围宽，谐波含量小，具有较强的实用价值。
Magnetic Heated Stirrer adopts fine direct current motor and has the advantages of low noise, stable adjusting speed, big moment. Totally enclosed heating tray is used for auxiliary heating purpose.
磁力加热搅拌器采用优质直流电机，噪音小，调速平稳，力矩大等优点，全封闭式加热盘可作辅助加热之用。
Magnetic Heated Stirrer adopts fine direct current motor and has the advantages of low noise, stable adjusting speed, big moment. Totally enclosed heating tray is used for auxiliary heating purpose.
磁力加热搅拌器采用优质直流电机，噪音小，调速平稳，力矩大等优点，全封闭式加热盘可作辅助加热之用。
应用推荐