通过简单分析该主电路的结构形式和工作原理,证明它是一种对电网污染少、整流输出电压特性好的焊接电源主电路形式。
By analyzing its structure and working principle, it proves that the new circuit has little pollution to the network and has well characteristic of the output voltage.
任何阴极射线管都储存有三百伏电压,所以先要用一把强力螺丝起子来对付主电容器。
A cathode ray tube can hold 300 volts of passive electrical storage, so use a hefty screwdriver across the main power supply capacitor, first.
给出了正弦波逆变器的主电路结构,分析了控制电路及电压前馈的工作原理。
The structure of the sine wave inverter is given, the working principles of the control circuit and voltage feedforward are analyzed.
主发电机(应急发电机)电压、频率自动调节试验。
Automatic governing test of voltage and frequency for main generator (emergency generator).
通过对这种变换器的工作原理分析可知,主辅开关管都可以实现零电压或零电流开关,且电压、电流应力较小。
Through the operational principle it can be verified that all the switches are capable of achieving ZVS or ZCS condition, and the voltage and current stress are relatively low.
给出表面电场强度、主结及环结分担电压的解析表达式。
The analytical expressions about surface electric field intensity and voltage undertaken by main junction and ring junction are presented.
给出了采用链式STATCOM实现平衡化补偿的主电路结构及电压-无功综合控制方法。
Main circuit configuration and integrated voltage-reactive power control scheme for balancing compensation with cascade inverters based STATCOM is proposed.
提出了一种由斩波电路与全桥逆变电路构成的电压型大功率晶闸管全桥逆变主电路。
A voltage type high power invert circuit which is composed of chopper and thyristor full bridge invertor is proposed.
由于采用了一种新型的低损耗无源缓冲电路,开关管和主二极管的电流电压应力较小,并降低了能量损耗,提高了工作效率。
Since the novel low-loss passive snubber circuit is used, the low current and voltage stress, low energy loss and high efficiency properties are achieved.
压电晶体增稳器是装备遥控直升机的主传感器,它以低电压、单电源供电,功耗小,成本低为最显著的特点。
The piezocrystal stabilizer featuring singly power supplying with low voltage, low power dissipation and low cost, is a dominant sensor for the equipment of remote-control helicopters.
简要分析了串联型电力有源滤波器(APF)的工作原理,提出了一种负载电压检测控制方式,给出了其主电路的参数设计方法。
The paper analyzes briefly the basic operation principle of a series APF and proposes a control approach of detecting its load voltage.
有源滤波器能否按其工作原理实现预期的谐波抑制效果,除了主电路设计合理之外,在很大程度上还依赖于保持直流侧电压的恒定。
Whether the hybrid active power filter could get desirable effects of harmonic suppression depends on the constancy of DC-side voltage besides the correct design of the main circuit.
提出了采用单相statcom实现平衡化补偿的两种主电路结构及电压无功综合控制方法。
Two kinds of main circuit configuration and integrative voltage reactive power control scheme for balancing compensation with single phase STATCOM are proposed.
主发电机电压,频率自动调节试验。
Automatic governing test of voltage and frequency for main generator.
在硬件方面设计了精确的电流检测电路、电压检测电路、循环监测主电路。
In hardware aspect precise electric circuits for detecting current, for detecting voltage and main circuit for carrying out circulated detection that was designed.
主发电机的开环时间常数会对建压过冲产生影响,而输出直流电压的上升速度也是一个重要因素。
The open loop time constant of the main generator influence the overshooting evidently. The important factor is the rising speed of the output DC voltage.
表示为25a接触器的主触头为三对常开,辅助触头为一对常开,控制线圈的电压为直流110v,订货数量为20台。
Means need 25a contactor, main contact are three normally open, auxiliary contact is one normally open, control coil voltage is DC 110v, order volume is 20 sets.
该系统以80c 196MC为控制核心,采用IPM智能功率模块为功率元件,组成了交直交电压型逆变器主回路。
In the system, Intel 80c196mc is used as control center and IPM is used as an intelligent power device in the main circuit of AC DC AC voltage type inverter.
电力供应是固定的,撤销主电源电压调节器。
The power supply is fixed by removing the voltage regulator for the main power supply.
系统中采用了滞环电流可控电压型逆变器技术与单相箝压缓冲技术,并对功率主电路与控制电路进行了设计。
Hysteretic current controllable voltage source inverter technology and single phase clamping buffer technology used in the system were introduced; the power circuit and control circuit were designed.
文中还提出了基于电压信号检测的功率管及主电路故障检测、定位方法。
A new means of MOSFET fault detection and location based on voltage signal measuring is also described in the thesis.
分析了变频器主功率器件IGBT的死区时间对其输出电压、输出电流的影响。
The influence of dead time of power device IGBT on inverter's output current and output voltage is discussed.
在多输出变换器中,理想情况下,辅助输出电压与主输出电压满足变压器匝数比的关系。
In ideal multiple-output converter, the ratio of output voltage equal to the ratio of their turns.
该系统由主站系统、变电站电压无功实时控制子系统(VQC)和通信子系统构成。
This system consists of main station system, voltage reactive real-time control subsystem (VQC) and communication subsystem.
系统由主站系统、变电站电压无功实时控制子系统(VQC)和通信子系统构成。
This system consists of main station system, voltage and reactive-power real-time control subsystem(VQC)and communication subsystem.
列读出级采用新型主从两级放大列读出结构,其中主放大器完成电荷到电压的转换,从放大器驱动输出总线来满足一定的读出速度。
In the design of column readout stage, master and slaver structure has been adapted, where master amplifier converts charge to voltage, and slave amplifier works with standby mode to drive output bus.
但微电网也存在频率电压稳定和电能质量、对主网的冲击等题目。
However, there are also problems such as frequency and voltage stability, power quality and the impact on the main network.
开关式励磁调节器主回路设计中需要考虑的两个主要问题是开关器件的尖峰电压和冲击电流。
Two main problems in designing the main circuit of switching mode excitation controller are peek voltage and over current of switching device.
结合自洽玻恩近似,用量子输运主方程理论研究了串联双量子点在任意电压下的输运问题。
At the level of self-consistent Born approximation, the quantum transport of coupled dots under random voltages is studied by the quantum transport master equation.
结合自洽玻恩近似,用量子输运主方程理论研究了串联双量子点在任意电压下的输运问题。
At the level of self-consistent Born approximation, the quantum transport of coupled dots under random voltages is studied by the quantum transport master equation.
应用推荐