They are reliably protected against overheating, overload and short-circuits as well as high frequency and DC at the output.
他们是可靠的保护，防止过热，过载，短路以及高频率和输出直流。
This paper presents a novel open-loop speed control method for induction motors that provides high output torque and nearly zero steady-state speed error at any frequency.
提出了一种新颖的感应电机开环速度控制法，在任一频率下，它不但能使电机输出高的力矩，而且使稳态速度误差几乎等于零。
It has been shown that the designed DC switching mode converter has a stable output voltage frequency, small ripple, high operating frequency and low power consumption.
结果表明，所设计的直流开关型变换器集成模块输出电压稳定、纹波小、工作频率，高、功耗低，且体积小。
For high frame frequency output of CCD camera, how to economically display images gathered from CCD on standard monitor is often met in CCD research and development.
针对高帧频CCD相机的输出在普通监视器上不能显示的问题，研究了一种抽帧显示技术，以实现高速实时显示。
High voltage silicon pile is the key component of the output circuits of color TV and color monitor, whose switch frequency is the direct restrictive factor of line scan.
高压硅堆是彩电和彩色显示器行输出电路中的关键器件，其开关速度的快慢直接限制了行扫描频率的高低。
Practice has proved that it has more advantages, such as wide dynamic output range, high steady frequency, low power consumption, long working hours, convenient use and so on.
实践表明，其具有大动态功率输出范围、高频率稳定度和低功耗的特点，连续工作时间长，使用方便灵活。
The simulation and experimental results illustrate advantages of the inverter:fixed switching frequency, high output-voltage performance, and strong nonlinear load adaptability, etc.
仿真和实验结果证实了该逆变器具有开关频率固定，输出电压波形质量好，非线性负载适应能力强等优点。
It is different from other temperature sensors in frequency output, high sensitivity, and can be connected directly with microcomputer.
与一般温度传感器输出的量是模拟量所不同的。它的输出是频率数字量，故具有很高的灵敏度、分辨率。
This paper discusses the necessity of setting up the high frequency electrical knife safety system and its functions of the output frequency control, the time control and the self-test.
本文介绍建立高频电刀安全保障系统的必要性，以及该系统应具有的输出频率检测，时间检测和自检等功能。
Theory analysis and simulation show it's output performance is better than traditional SVPWM, when the output frequency is not high, switch frequency is very high and dead zone is considered.
理论分析和仿真结果表明，在输出频率不是很高，开关频率非常高，且考虑到死区的影响时，基于新型空间矢量选择模式的逆变器具有比传统SVPWM更好的输出特性。
According to the high frequency noise of inverter output frequency display signal, the noise absorbing circuit is designed, the measures of reducing noise are presented.
针对变频器输出频率显示信号中的高频噪声，设计了相应的噪声消除电路，给出了进一步提高系统抗干扰能力的措施。
Giant magnetostrictive thin films are very promising for micro-electro-mechanical systems (MEMS) as they combine high energy output, high frequency and remote control operation.
超磁致伸缩材料以其高能量输出、高操作频率、远程非接触式控制等特点广泛应用于各种微机械系统中。
DDS Chip AD9850 has precise output frequency, small frequency interval, and high signal to noise ratio.
DDS芯片AD 9850具有输出频率精确、频率间隔小、易于调谐、信噪比高等优点。
This designation is to deal with the output sine wave of a high frequency and high voltage power supply, the aim is to develop a high voltage and high frequency nanosecond pulse generator.
本课题对一台高压高频逆变电源输出的正弦电压进行处理，将其设计成一台纳秒级高压高重复频率的脉冲电源。
The main merits of DDS are high resolution and fast frequency switching speed, but the defects of low output frequency and bad spurious performance restrict the application of DDS.
DDS的主要优点是其高分辨率和高捷变速度，但是其较低的输出频率和较差的杂散性能制约了其应用。
In some embodiments, the converter has a third sub-mode (' high output power sub-mode '), in which pulse width modulation is used but the switching frequency is fixed at a second frequency.
在某些实施例中，转换器具有第三子模式(“高输出功率子模式”)，其中使用脉冲宽度调制，但开关频率固定在第二频率。
The chip of TL494 functions very strong, and its operation frequency is high. The double closed loop control of output voltage and current is realized by integrating some simple hardware circuit.
TL 494芯片功能强，工作频率高，通过外扩简单的硬件电路即可实现输出电压电流的双闭环控制。
This integrated circuit control the frequency and pulse width of the high voltage IC output signal conveniently by adjusting the input date of IC digital input port.
该集成电路通过对数字输入端口的输入数据的调节，灵活的控制了高压开关集成电路输出信号的频率和脉宽。
Suppose that Enable is high, the counter counts up every clock cycle, and the frequency of the PWM output is the clock frequency divided by 2 count bits.
假设高信号使能，计数器每个时钟周期进行计数，PWM输出的频率为时钟频率的2次幂分频。
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。
Introduced the method of multi-transistor modular design, for the output ability are limited in single high-frequency power transistor.
介绍了因单个高频大功率晶体管输出能力有限而采用多管并联运用(积木式)的方法。
In terms of the changing of the output frequency, the maximum membrane flux at high pressure lags behind that at low pressure.
在输出频率变化方面，压力高的最大膜通量滞后于压力低的最大膜通量。
A larger high-frequency noise in the output signal of fiber optic gyro lowers the calculation accuracy of fiber optic gyro attitude system.
光纤陀螺输出信号中存在较大的高频噪声，这降低了光纤陀螺姿态系统的解算精度。
The main circuit is made up of input rectifier & filter circuit, first inverter circuit, high-frequency transformer, second inverter circuit, rectifier & filter circuit and output reactor.
主电路系统由输入整流滤波电路、前级逆变电路、高频变压器、整流滤波电路、后级逆变电路和输出电抗器组成。
In high voltage and high power fields, multilevel inverter has significant advantages, such as less distorted output, lower switching frequency, etc.
在高压大容量应用场合，多电平逆变电路具有显着的优势，比如输出谐波少、开关频率低等。
It has significant advantages, such as less distorted output, lower switching frequency, etc, and it has reality energy conservation significance in application of the high - voltage and high-power.
多电平逆变电路具有输出谐波少、开关频率低等明显上风，非常适合应用于高压大功率的变频调速领域，具有现实的节能意义。
Where significant extension of low frequency output of your system is required, the addition of a VS-X Series SUB will provide well balanced, high output enhancement and power to the overall system.
如果您的系统的低频量有显着的扩展是必需的，另外一个队- X系列小组将提供很好的平衡，高输出功率的提高和整个系统。
Since its output frequency is as twice as the device frequency and it has the merit of soft-switching characteristic, multiple-frequency induction heater is widely used in high frequency application.
倍频式感应加热电源负载输出频率为功率开关管工作频率的二倍，且功率开关器件工作时具有软开关特性，在需要高频应用的场合很有意义。
The 6kv transducer with the series-wound unit of the PWM pressure type can realize the output of the direct high pressure by collecting a lot of lower frequency conversion pressure.
单元串联多电平pwm电压源型6k V变频器采用若干个低压PW M变频功率单元串联的方式实现直接高压输出。
The 6kv transducer with the series-wound unit of the PWM pressure type can realize the output of the direct high pressure by collecting a lot of lower frequency conversion pressure.
单元串联多电平pwm电压源型6k V变频器采用若干个低压PW M变频功率单元串联的方式实现直接高压输出。
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