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- Frequency drifts due to: DC voltage, temperature, VSWR. 频率漂移跟直流电压、温度、驻波比有关。
- The wind generator operates in MPPT mode and the grid-side converter controls the dc voltage in normal condition. 正常情况下,发电侧变流器控制发电机工作在最大风能跟踪模式,向直流系统输送尽可能多的有功,网侧变流器维持直流电压。
- Vacuum tubes require DC voltage sources as well. 真空电子管也要求以直流电压为电源。
- This converter operates as a bidirectional converter and transfers energy between its two sides by charging the midpoint capacitors to a known constant DC voltage level. 多电平矩阵变换器的能量传递,是通过三相输入电压对中点电容充电到一个恒定直流电压而实现的。
- Active current shaping technique using flyback ac-to-dc converter has been employed for the power factor control and dc voltage regulation. 本文采用主动式电流整形技术于反驰式交流至直流架构上,来控制功率因数与直流电压之调节。
- For AC voltage measurement, an rms converter circuit or a precision rectifier circuit convert the AC signal into a DC voltage. 对于交流电压测量,利用有效值转换电路或精密整流器电路将交流信号转换成直流电压.
- The post-stage circuit is functioned to transform from DC voltage to the rated DC voltage of load with the structure of flyback converter. 后级再将直流电压转成负载所需之直流工作电压,其架构为返驰式转换器。
- With the variations in the DC supply voltage,it is easy to alternate the input DC voltage of the converter and control the rotating speed of stator's magnetic flux. 通过直流电源电压的变化 ,可以方便地调节定子磁链的旋转速度。
- A dc-motor load (the other application of these converter) can be represented by a dc voltage in series with the motor winding resistance and inductance. 直流电动机负载则可以表示为一个直流电压与一个电感和电阻串联。
- Analog Devices'signal conditioning ICs, together with Linear Variable Differential Transformers (LVDTs), can be used to convert mechanical position to a dc voltage. 美国模拟器件公司(Analog Devices;Inc.;简称ADI)的信号调理集成电路(IC)和线性可变差分变压器(LVDT)可用于将机械位移转换为一个直流(DC)电压信号。
- These Ics is used for the voltage comparator and all kinds of surge circuits, which has built-in frequency compensation circuits, high DC voltage Gain, low current consumption. 该类电压比较电路具有内部频率补偿、直流电压增益高、功耗电流低等特点,广泛应用于电压比较电路和振荡线路中。
- If your devices do not use the same voltage, you will need a voltage converter. 另外如果您的电器不同的电压,您必须要带个电压转换器。
- A prototype of a 250W APFC converter was established to validated the theory analysis and simulation result. A wide adjusted power was used as the input, the output was a constant DC voltage. 本论文最后搭建了一个功率为250W的有源功率因数校正变换器来验证理论分析和仿真分析结论,实验中采用宽范围可调节电压源作为输入,输出为恒定直流电压。
- A plot of dc voltage or current versus time normally produces a straight line. 直流电压或电流与时间的关系图一般成直线.
- DC voltage is determined by AC voltage, inductance on the AC side, and load. 直流侧直流电压是由交流电压、电感及负载决定的;
- If you travel to Anguilla with a device that does not accept 110 Volts at 60 Hertz, you will need a voltage converter. 如果您到Anguilla旅游带不能用110伏特、在60赫兹的器,比需要个电压converter。
- A phenomenon which occurs when excess DC voltage is applied to an LCD. 一现象哪个发生什麽时候过度直流电压被用于LCD。
- If you travel to Bahrain with a device that does not accept 230 Volts at 50 Hertz, you will need a voltage converter. 如果您到巴林旅游带不能用230伏特、在50赫兹的器,比需要个电压converter。
- The DC voltage calibration room is by far the largest of the labs I visited. 直流电压校准室要比我参观过的实验室的大很多。
- If you travel to Belgium with a device that does not accept 230 Volts at 50 Hertz, you will need a voltage converter. 如果您到比利时旅游带不能用230伏特、在50赫兹的器,比需要个电压converter。
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