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Under this direction, we developed a kind of inverter power supply, and the parameters are as follows:(1)the input of three-phase alternating current;(2)the output of sinusoidal wave;(3)the frequency of output: 5-25 kHz, which can be adjusted;(4)the voltage of output: 5-20 kV, which can be adjusted.

根据这个特点,我们研制了一种高频、高压的大功率逆变电源,参数如下:(1)三相交流输入;(2)输出正弦波;(3)输出频率:5~25kHz,可调;(4)输出电压5~20kV,可调。

This power source has advantage of small volume, light heft, reliable working stabilization and wide waveband.

该电源具有体积小、重量轻、工作稳定可靠,频率范围宽的优点。

A phase-shifted controlling PWM DC/DC full bridge converter with softswitching is proposed and used to realize a constant current power of20A(5~48V).This full bridge converter utilizes the transformer leakageinductance(or the resonant inductance in series with transformersprimary)and the autoecious capacitance of MOSFET to achieveZVS(Zero-Voltage-Switching),as a result it can decrease the switchingwaste,increase the switching frequency,and diminish the power bulk.

本文使用一种通过移相控制进行脉宽调制的软开关全桥变换器来实现20A(5~48V)恒流源,这种全桥变换器利用变压器的漏感、原边串联谐振电感和功率管的寄生电容来实现开关管的零电压开通,降低了开关损耗,提高了开关频率,减小了电源体积。

Based on the model,the relationship between the main pulse frequency of supply power and the balanceable inter-electrode gap is discussed.

给出了脉冲电化学加工极间平衡间隙的数学模型,并据此讨论了高频群脉冲电化学加工中,电源主脉冲频率与平衡加工间隙的关系。

Electrodeposition during brush plating could be changed at a broad area with the inverter by controlling wave, frequency pass arid close and average value of electric current. Electrocleposition process of metal ion was changed and brush plating coating with tine grain, high hardness and good wear resistance was obtained.

逆变焊镀充电多功能电源通过控制电流的波形、频率、通断和平均值,使刷镀过程的电沉积在很宽的范围内变化,改变了金属离子的电沉积过程,获得了晶粒细密、硬度高、耐磨性好的刷镀层。

CBB61 metallized polypropylene film capacitor is used as a motor starting capacitor or a motor running capacitor in 50HZ AC singlephase motors.

CBB61型金属化聚丙烯电容器可用于频率为50Hz的交流电源供电的单向电动机的运转和运转。

CBB60 metallized ploypropylene film capacitor is used as a motor starting capacitor or a motor running capacitor in 50 HZ/60HZ AC singlephase motors.

CBB60型金属化聚丙稀电容器可用于频率50HZ/60HZ的交流电源供电的单相电动机的起动和运转。

According to the ultrasonic motors chich were proposed and designed in our laboratory, a novel driving circuits has been developed and it can generate signal with the frequency ranging from 10 to 100 kHz, the value of Vp-p below 180 V.

该驱动电路由干电池提供直流电源,产生频率范围为10-100 kHz,电压峰峰值为0-180 V可调的超声波信号。

A field coil driver uses a dedicated power supply to feed its field coil to produce the strong magnetic field that makes the diaphragm react to the incoming electrical signals and reproduce sound, the stronger the magnetic field the more efficient the driver would be and the higher and lower frequencies it will respond up to the diaphragm physical and acoustical limits.

实地线圈驱动器采用专用电源给其外地线圈产生的强磁场,使膈肌反应传入的电子信号,并重现声音,强大的磁场更有效地将司机和更高和较低的频率,将应对行动膈肌物理和声学限制。

DiSEqC mode is for port selection of the four-way DiSEqC switch.

卫星项选择要设置的卫星,LNB类型所用高频头单双本振的选择,LNB电源选择开,选择高频头的本振频率,0/12V选择0V,22KHz 为22KHz切换器选项,DiSEqC模式为四切一端口选项。

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推荐网络例句

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作:对伸臂位于顶部的单层框架—筒体模型进行分析,提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。

Its advantage is that it can be used in smaller units.

其优点在于可以在较小的单位中应用。