查询词典 converter

A conventional PFC circuit is composed of diode bridge rectifier and boost converter circuits.

通常的功率因数校正电路由二极管桥式整流电路和升压式变换器组成。

In order to application on high resolution of liquid crystal display, which must reduce differential error voltage in digital-to-analog converter circuit. So, how to reduce the offset voltage of buffer amplifier is important. In the second buffer amplifier circuit, to promote the open-loop gain to reduce offset voltage.

若要使液晶显示器的色彩深度能够大幅提升，就必须采用位元数较高的数位类比转换电路，也就表示其输出的每一灰阶类比电压值的差将会随著位元数的增加而变小，因此输出缓冲放大器的偏移电压就显的特别重要。

Early conversion stimulation and converter identification method was used to analyze the nicotine conversion rate of three burley hybrids and their parents.

采用烟碱转化株早期诱导鉴别方法，对3个白肋烟杂交种及其亲本的烟碱转化率进行了分析。

Cable reel motor torque constant tension which has the characteristics When the load increases in the motor output shaft speed will automatically come down, volume Rao assured when cable tension unchanged. Rao nature of this excellent performance closely integrated with the Volume; Cage used motor hysteresis coupling increases in size, functionality, easy installation, the constant tension similar characteristics, we can under the conditions required output torque. They can pull the cable external circumstances, hysteresis coupling protect cables; using torque motor controller to increase frequency hysteresis couplings Surge part because of the cable reel SCR converter using a new technology operation, smoothing adjustments to the motor terminal voltage, thereby ensuring that the output torque of the motor unchanged. so that the cable can smooth the road with the truck

其中力矩电机电缆卷筒具有恒张力的特点，当负载增加时电机的输出轴转速能自动随之降低，保证电缆卷饶时张力不变，这个优越的性能与卷饶性紧密结合；采用笼型电机加磁滞式联轴器具有体积小，功能全，安装维护方便，近似恒张力等特点，既可以根据工况需要输出力矩，又可以在电缆受外力拉住的情况下，通过磁滞式联轴器保护电缆；而采用力矩控制器加变频电机加磁滞式联轴节的电缆卷筒因其调压部分采用可控硅变流新技术，可以平滑地对电机的端电压进行调节，从而保证了力矩随负载的变化而改变，使电缆能平稳的跟大车的行进。

Based on a summary of main work in the field of analyzing impulse voltage distribution on normal transformer windings by computer over last several years, a new method for building up the equivalent circuit and calculating equivalent parameters of converter transformer is given in this paper. Meanwhile , a new method for calculating inductance parameters is given also .

本文在回顾总结国内外几十年来普通电力变压器波过程计算工作的基础上，从工程实际应用的观点出发，论述了换流变压器与普通的变压器在电磁性能、绝缘结构方面的不同之处，提出了换流变压器绕组波过程的等值电路和等值参数的计算方法，同时给出了一种新的电感参数的计算方法。

The most known are clock, calendar, weather, the converter of currencies,?

最知名的时钟，日历，天气，货币转换器，？

A converter (302) converts, one by one, each digit of the cardinal number into a textual representation.

转换器(302)将基数的每个数字逐个转换成为文本化表示。

A new method of multi and step_speed change by using PLC controlled switching model converter was introduced,it was developed to update the technology in doffer drive system of A186D high_speed carding machine.

介绍了一种采用PLC的开关量输入、输出模块控制变频器进行多级有级调速的方式，该技术可用于A186D型高速梳棉机道夫传动系统的技术改造，获得了较高的性价比与经济效益。

That is to place aparallel reactor carrying on the energy feed back outside the main circuit of the frequency converter.

为了实现变频控制系统在抽油机节能中的应用，设计实现了一种新的方法来解决目前抽油机变频器应用中存在的能量回馈问题，即在变频器主电路之外并联一个电抗器进行能量回馈。

In this paper, active power filter based on the cascade H-bridge converter is researched.

本文对级联H桥变流器在有源电力滤波器场合中的应用进行研究。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。