The upper and lower limits of the rated power input or rated current shall be marked on the appliance so that the relation between input and voltage is clear.
额定输入功率或额定电流的上限值和下限值应标在器具上,以使得输入功率与电压之间的关系是明确的。
By putting the high-power (high current) and low power sections in different boxes we can help protect the input signals from harm.
通过将大功率(大电流)和小功率放大电路分置在不同的单元中,就可以避免输入信号受到干扰。
Experiment result showed, the topology can make the device get to high Power Factor (PF), low Total Harmonic Distortion (THD) of input current, low ripple of output voltage, and high efficiency.
实验结果表明,应用该电路拓扑的实验装置,其功率因数较高,输入电流的总谐波畸变较低,输出电压纹波小,而且整个装置的效率也比较高。
Simulation and experimental results show that the proposed converter has sine wave input current and output voltage, low harmonic content, adjustable power factor, and zero voltage commutation.
仿真和实验结果表明:所提出的变换器输入电流和输出电压为正弦,谐波小且输入功率因数可控,并可实现零电压换流。
This paper describes a new method used for controlling convert power supply, which can make the input current to be sinus waveform, and the power factor to be 1.
提出一种新的整流电源控制策略,它可以使整流电源工作时,从电网输入的电流近似为正弦波,功率因素接近1。
Electric saver can improve the power factor, reducing input current, lighting the transformer's load, and increasing efficiency and transformer's volume.
提高功率因数,降低输入电流,减轻了变压器的负荷并提高了效率,增大了变压器的容量。
However if the active clamp flyback converter is designed to operate in CCM, and the duty cycle is controlled to make the input current track input voltage, the input power factor can be improved.
但如果设计反激有源箝位电路工作在电流连续模式,控制占空比,使输入电流跟随输入电压,可以提高输入功率因数。
The first and second diode units cooperate to effect current flow between the input locus and the respective power rail during a predetermined operational condition of the apparatus.
在所述设备的预定操作条件期间,所述第一和第二二极管单元协作以实现所述输入位点与所述各别功率轨之间的电流流动。
By using an active clamp circuit, the power transformer core is symmetrically reset. Zero voltage switching conditions are achieved over a broad input voltage and output current range.
利用有源钳位电路实现主变压器铁心对称复位,功率开关在宽输入电压和宽负载电流范围内零电压开关。
The results show that higher injected current can restrain the frequency chirp effectively, and higher input optical power can also do that, meanwhile, good extinction ratio is ensured.
研究发现,较大的激光器注入电流可以有效地抑制频率啁啾,较高的注入信号光功率则可以在保证高转换信号消光比的同时抑制频率啁啾。
The PF40L includes an LED meter to accurately measure input voltage to the power conditioner and output current to your system.
该PF 40l包括一个LED米精确测量输入电压的功率调节和输出电流到您的系统。
Experimental results show that three-phase PWM converters are advantageous in high power factor, small input-line current harmonic distortion and bi-directional power flow.
实验表明,作为双馈感应发电机转子励磁电源的三相pwm变换器具有功率因数高、网侧电流谐波小、能量双向流等优点。
The leakage current shall be less than 0.75m a for class II when power supply is operated maximum input voltage and maximum load.
当电源供应器操作在最大输入及最大负载情况下,其漏电流应小于0.75m a,满足ClassII等级。
Power Factor Correction (PFC) technique make input current waves sine, improve efficiency of the system and reduce harmonic waves.
功率因数校正技术对输入电流进行校正,提高设备利用率,减少谐波对电网的污染。
It offers a 48 VDC redundant power input design and is secured with a double protection mechanism; power Polarity Reverse and an Overload Current Resettable Fuse.
它提供了一个48伏直流冗余电源输入设计,配备了双重保护机制:电源极性反转和过载电流自恢复保险丝。
The system consists of the AC input stage, single phase PFC, main inverter, output low-pass filter, auxiliary power supply, and load current sharing circuit, etc.
整个电源由输入电路、功率因数校正器、主逆变器、输出滤波电路、辅助电源、均流电路等部分组成。
A easier and low-cost power control method is proposed in this paper, based on the regulation of the average input current of the inverter.
通过控制逆变器输入平均电流调节负载功率,简化了电路设计;通过单片机发出高频加低频调制的半桥驱动信号,消除调光过程中的电弧不稳定现象。
The influence of variable load on a beam pumping unit on the electric current, input power, efficiency and power factor of the electric motor is discussed, and relevant calculating formulae are given.
讨论了游梁抽油机的变动载荷对电动机的电流、输入功率、效率和功率因数的影响,给出了计算公式。
The influence of variable load on a beam pumping unit on the electric current, input power, efficiency and power factor of the electric motor is discussed, and relevant calculating formulae are given.
讨论了游梁抽油机的变动载荷对电动机的电流、输入功率、效率和功率因数的影响,给出了计算公式。
应用推荐