为了滤去整流输出电压中的纹波。
整流输出的电压、电流脉动大,需要增大滤波器的体积;
Secondly, the low duty cycle leads to the high voltage and current ripple, and enlarges the filter size.
本文对工作绕组为串联或并联的三相扼流磁放大器(带桥式整流输出)的电磁过程进行了理论分析;
This paper presents a theoretical analysis on the electromagnetic process of three-phase magnetic amplifier of the transductor type with bridge rectifier output circuit .
实验结果表明,采用微机软件实现脉冲移相控制,可有效地改善脉冲对称度,提高整流输出电压精度。
The experimental results show that the pulse shifting phase control by using software can improve effectively the pulse symmetry and the precision of the d. c. output voltage.
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.
论文通过对全波整流输出电路与其他副边整流电路的比较,得出采用全波整流电路特别适合隔离型低压、大电流输出的DC/DC变换器的结论。
Compared to the other second-side rectifier, it is concluded that the full-wave Rectifier is well adapted to the Low-voltage High-current DC-DC converter.
这时传感器输出电信号,经整流放大,改变线圈上的电流,直至线圈回位,其电流强度与被称物体的重力成正比。
Then the sensor output signal, amplified by the rectifier to change the coil current until the coil back to bit, its current strength and the object's gravity is called proportional.
介绍了低压整流柜输出端短路保护的方法,并详细分析了保护电路的工作原理。
This paper introduces a short circuit protective method of the output terminal of the low voltage rectifying cabinet. Analyzes in detail the operational principle of the protective circuit then.
其基本原理是将交流电机的滑环输出功率通过整流电桥和有源逆变器送回交流电网。
The basic principle of the system lies in feeding back the output power at the motor slip rings of an AC motor into the mains through a bridge rectifier and an inverter.
当处于焊接工况时,变压器次级采用全波整流方式,工作电压输出为36V;
The secondary side of the transformer uses the way of full-wave rectification and the output voltage is 36V, when it is in jointing.
发电机额定电压指电机在额定工况下运行,其端子电压整流后并扣除连接线压降的直流输出电压。
Refers to the electrical generator rated voltage at rated operation conditions, the terminal voltage after the rectifier and the deduction of the DC link output voltage drop.
为了克服逆变电源因带整流性负载而引起的输出电压波形周期性畸变,本文选取重复控制技术为研究对象。
Most research is concentrated on repetitive control technique in this paper for the sake of overcoming the repetitive distortion when inverter induced by rectifier-type nonlinear loads.
主电路系统由输入整流滤波电路、前级逆变电路、高频变压器、整流滤波电路、后级逆变电路和输出电抗器组成。
The main circuit is made up of input rectifier & filter circuit, first inverter circuit, high-frequency transformer, second inverter circuit, rectifier & filter circuit and output reactor.
仿真和实验结果表明该系统能够有效抑制三相整流电路交流侧输入电流的谐波,降低输出电压纹波,减小整机体积。
The simulation and experimental results show that this system can restrain harmonics of three-phase rectifier of AC-side input current, reduce the output voltage ripple and decrease the volume.
可编程控制技术可针对不同的电火花条件,改变高压整流装置的输出电压,以保持适中的火花率,从而使收尘器的收尘效率达到最佳。
According to various conditions of electric spark, the programmable control technology can be used to chang the output voltage of the high voltage rectifier unit to keep the spark...
文中对输出采用同步整流管对共模传导干扰模型的影响也进行了分析。
The influence on common mode EMI by a synchronous rectifier is analyzed too.
本发明采用双三相绕组,采用全波整流,在不增加体积的前提下增加发电部分的输出功率。
By adopting double three-phrase windings and full-wave rectification, the generator increases output power of a generation part without increasing volume.
输出整流二极管无反向恢复电压尖峰;
There is no high reverse recovery related voltage spike in the rectifier diodes.
以逆变器输出的电压和220v的差值作为控制信号。设计控制器根据控制信号改变直流变换器和三相可控整流的PWM控制信号。
The difference of output voltage of inverter and 220v is set as control signal, controller change the PWM signal to regulate buck-boost converter and three-phase rectifier.
三相电压型PWM整流器具有输出电压恒定、能实现单位功率因数运行的特点,甚至可以实现电能回馈电网。
The three-phase PWM voltage source rectifier presented in this paper owns such features as constant output voltage, running under unit power factor and feedback of the power into the power networks.
整流器把电力从交流变为直流形式,调节器在引擎转速不同时确保输出电压与电池电压配合妥当。
A rectifier converts the power from alternating to direct form, a regulator ensures that the output voltage is properly matched to the battery voltage as engine speed varies.
传统交错并联双管正激组合变换器应用于高电压输出场合时存在变换器次级电压偏高、高频整流二极管电压应力大的问题。
The traditional interleaved two transistor forward converter exists high voltage stress of freewheeling diode when applied in high output voltage condition.
为了补偿由于惯性敏感元件高频振动整流所引起的非线性输出误差,研究一种新的补偿方法——随机采样法。
In order to compensate the nonlinear errors induced by the rectification for high frequency vibrations in the inertial measure unit (IMU), the paper presents a new random sampling method.
提出了一种新的适合于GTR电流型变频器整流器部分的PWM控制方法,推导出了在准圆轨迹PWM控制规律下,整流器输出电压的计算公式和平波电抗器电感量计算的实用公式。
A new PWM control method for GTR current source rectifier is presented. The mathematical formulae that output voltage of the rectifier and inductance of the DC filter are derived.
感应式交流发电机是一种特殊的同步发电机,其电场及输出线圈皆在整流器上。
An inductor alternator is a special kind of synchronous generator in which Both the field and the output winding are on the stator.
直流开关电源整流模块效率与输出电流存在直接相关性,目前电源正常工作时模块输出电流远低于额定电流,处于低效率区间。
Efficiency of rectifier module has relationship with its output current. Power supply works in low efficiency condition because output current below rated current far away.
假定该整流器或电源产生一个输出电压,其具有20伏的峰值。
Assume that the rectifier or power supply produces an output voltage which has a peak value of 20 volts.
当扼流线圈用作过滤器,它被串联连接在所述整流器的输出端,如图8 - 5所示。
When a choke coil is used as a filter, it is connected in series with the output of the rectifier, Figure 8-5.
主开关管和输出整流二极管均实现了ZVS和ZCS,提高了能量传输效率。
The main switch and rectifier diode both work under ZVS and ZCS condition to improve the power transmission efficiency.
当一个扼流圈作为一个过滤器,它是连接在整流器的输出序列,图8 - 5。
When a choke coil is used as a filter, it is connected in series with the output of the rectifier, Figure 8-5.
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