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- The power adopt PWM switch technic design, it compose of professional IC, and high reliability. 本电源采用脉冲宽度调节(PWM)开关技术设计;由专业积体电路组成;可靠性高.
- Inner using off-line PWM switch constant-current supply driver, working steady, high efficient, function-reliable. 内部采用隔离式开关电源恒流驱动,安全可靠,效率高,性能稳定。
- The rate of change of current during PWM switching is limited to reduce EMI. PWM切换时,电流变化率受到限制,从而减少EMI。
- Design of 10kW ZVS-FB PWM Switch Power Module 10kW 全桥移相ZVS PWM整流模块的设计
- three-terminal off-line PWM switch 三端单片开关电源
- This paper also investigated the influence of the zero vector and PWM switching frequency on the acoustic noise radiated by induction machine. 选择适当的PWM开关频率能有效地降低电机的噪声·
- The computer simulation and experimental results were demonstrated to verity the influence of PWM switching frequency on torque ripple. 通过仿真和实验验证了PWM开关频率对转矩脉动的影响,为减小转矩脉动和驱动系统的设计提供了理论依据。
- The resonance current,caused by the LC low pass filter at the step change of PWM switching pattern,can be effectively suppressed by one pulse control of the pattern. 在变频器PWM开关切换的阶跃变化时,低通滤波器产生的谐波电流能够被开关信号的一个脉冲控制有效抑制。
- For example a BEMF amplitude of some hundred millivolt is not significantly different from the noise due to the PWM switching with a voltage amplitude of some volts. 比如说,一个仅有数百毫伏级的反电动势很难从伏特级的PWM信号里区分出来。
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- Blind Separation of Non Ideal Co-Channel Multi-User Digital Signals Using Antenna Array 非理想信道多用户数字信号的盲分离
- The Design of PWM Switch Power Supply with Three Port Off-line 三端离线式脉宽调制PWM开关电源的设计
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- It is an ideal day for a picnic. 这是一个出外野餐的理想日子。
- For all its richness and all its progress, it is not an ideal society. 尽管它很富有,也很进步,但它不是一个理想的社会。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- A jeep is ideal for driving over rough terrain. 吉普车很适合在高低不平的路面上行驶。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- I grope for the light switch in the dark room. 我在黑洞洞的屋里摸索著寻找电灯开关。
- Our ambition is to give them a beau ideal of a welcome. 我们很想给他们以一次最隆重的欢迎。