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纹波
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  “纹波”译为未确定词的双语例句
    It is a useful try to analyze the input harmonics currents of arc welding inverter supply when with pulse load and offer a new method to analyze harmonic current. Three-phase PWM rectifier is adopted to implement power factor correction function in arc welding inverter supply.
    将整流器的控制方式和调制方式结合起来组成弧焊逆变电源功率因数校正系统的整体控制方案,通过仿真分析,结合弧焊逆变电源的特点,采用了矢量调制电流控制方案,电流控制方式使PFC系统既有较好的动态响应品质,适应弧焊逆变电源负载变动的要求,矢量调制方式又具有较低的电流纹波,利于降低输入电流谐波。
短句来源
    The testing results show that the waveform control pattern can be used to control the current waveform of arc welding process effectively and is especially suited for the rectification welding power with alternating current carrier wave.
    试验表明 ,该波控模式能对弧焊过程实施有效波控 ,尤其适宜于带有交流纹波成分的整流焊接电源的波控 .
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  相似匹配句对
    An Available Method for Abating the Ripple Voltage of the Power Supply for Piezoelectric Microdisplacement Actuators
    减小压电陶瓷驱动电源纹波的一种有效方法
短句来源
    The LDC filter is introduced into a rc welding inverter power source and the voltage ripple of the DC line is decrea sed.
    在弧焊逆变电源中采用LDC滤波电路,可以降低直流线上的电压纹波
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  ripple voltage
ACPR performance degrades with increase in ripple voltage, the 2nd ACPR performance improves.
      
A simple and efficient current regulator design of grid inverter assures a fast disturbance rejection resulting in low dc-link ripple voltage.
      
A summary of the simulation results with variation in ripple voltage is presented in Table 2.
      
A distinct advantage of the oscilloscope is its ability to monitor the level of ac ripple voltage riding the dc voltage.
      
Also Cout is very large in order to suppress the line frequency ripple voltage on the output and to withstand a holdup time design requirement.
      
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In order to solve the problem of big ripple voltage of the DC amplifying mode electric circuit of power supplied for piezoelectric actuators, deep analysis of the principle of power has been made in this paper On the basis of this, a method is put forward to replace load of amplifying circuit of the power supplied for piezoelectric actuators with constant current source The experiment results show that the ripple voltage and its variation of the power could be restrained effectively

为了解决直流放大式压电陶瓷驱动电源在实际应用中存在输出电压纹波较大且幅值随输出电压大小而改变的问题,对其工作原理进行了深入分析,在此基础上提出了采用恒流源代替其放大级电路负载的方法。实验表明,这种方法有效地抑制了电源的纹波及其变化。

A new construction and advanced function high voltage source is used for electron beam welder (EBW), and designed on the principle of electromagnetic compebility (EMC). A fundamental theary on high voltage source is reported in this paper. In accordance with wirements for high voltage source, some specifications such as anti-interference, capacity of standing overvoltage, reducing ripple voltage and high stablity are described. On the basis of testing results, output characterisic of high voltage source is...

A new construction and advanced function high voltage source is used for electron beam welder (EBW), and designed on the principle of electromagnetic compebility (EMC). A fundamental theary on high voltage source is reported in this paper. In accordance with wirements for high voltage source, some specifications such as anti-interference, capacity of standing overvoltage, reducing ripple voltage and high stablity are described. On the basis of testing results, output characterisic of high voltage source is obtained.

提出了一种根据电磁兼容原理设计的新型高性能电子束焊机用高压电源。介绍了高压电源的原理,结合电源的具体特点,分别对抗干扰、提高耐受过电压能力、降低纹波电压、提高稳定度等作了详细的说明。并根据试验结果,得出了电源的输出特性。

This paper gives research of the forming of internal helical external ripple of heat transfer T2 tube through rolling the technological process,the analysis of the relationship between the angle of roller and the pitch of outside ripple,the relationship between the rolling speed of the roller and the advancing velocity of the copper tube,the use of the angle of roller in the forming process,and how the pitches of waves influence on the internal helical forming under various circumstances.

采用滚轧加工法来研究内螺旋外波纹T2传热管的成形问题 ,深入浅出的分析了轧管机的轧辐角度与外波纹波距的关系 ,轧辐的旋进速度与铜管前进的关系 ,辊身角度在成形过程中的作用 ,以及管坯的不同状态对波距和内螺旋成形的影响。

 
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