Similarly, another company had developed an RF frequency device and that also didn't work very well.
相似地，另一家公司开发的射频装置效果也不是很好。
Dynamic parameter adjustment function is included in the program, so the system can quickly respond to user commands and adjust the frequency device output when running.
程序中设计了动态参数调整功能，系统运行过程中能根据用户的要求及时调整输出。
Meanwhile, PWM inverters using high switching frequency device that shortens the rise time of PWM output pulse have been widely applied in high-speed AC driving locomotive.
同时，高速交流传动机车广泛采用高开关频率器件的脉宽调制（PWM）逆变器，使得逆变器输出脉冲具有陡上升沿。
This paper describes the application of Variable Frequency Device in FCS. The hardware configurations and control strategy configurations of FC$ and the principle of VFD are introduced.
论文叙述了变频调速技术在现场总线控制系统中的应用。介绍了该FCS的硬件配置、控制策略组态方案和采用变频调速技术的节能原理。
This paper describes the application of Variable Frequency Device in FCS. The hardware configurations and control strategy configurations of FC$ and the principle of VFD are introduced.
论文叙述了变频调速技术在现场总线控制系统中的应用。介绍了该FCS的硬件配置、控制策略组态方案和采用变频调速技术的节能原理。
应用推荐