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In this dissertation, some research works have been done to reduce the amplitude of output voltage ripple to be accepted degree.

论文系统地分析了开关电源输出纹波的成因,提出了抑制措施,并得到实验验证。

In the course of design and analysis for Buck DC/DC converter, it is very important to analize the output voltage ripple formed in operating.

在Buck DC/DC变换器的分析与设计中,对开关工作时所形成的电压纹波的分析是至关重要的。

This is why I couldnвt measure the voltage ripple on the PSUвs output.

这就是为什么我couldn в吨测量电压纹波对波兰海в输出。

Then some new schemes are proposed in different aspects of the power supply in order to decrease the amplitude of output voltage ripple.

然后就如何减小纹波对输出的影响考虑,从系统方面和各级电路部分进行了细致理论分析,并提出了具体的解决方案。

The ripple of PFC s output voltage is analyzed.

分析了电力电子装置中功率因数校正电路输出纹波产生的原因,并给出了理论计算。

After applying rated voltage with specified ripple current for 1000 hours at+85℃ and then resumed 16 hours

85℃施加带纹波电流的额定电压1000小时后,恢复16小时后

The practice proves that the power supply has characteristus of steaely output voltage, small ripple and high efficiency.

实践证明,该通信电源输出电压稳定,纹波小,整机效率高。

But the accurate calculation of AC line voltage distortion and DC voltage ripple is rather difficult.

为了提供高品质的电力,电源的交流电压波形畸变率和直流电压纹波倍受关注,但其精确计算比较困难。

In addition, the high conversion efficiency, high load, high precision, low ripple, high voltage power supply designer is the research direction.

除此之外,高转换效率,高负载,高精度,低纹波,也是高压电源设计者的研究方向。

However, PSM also has some disadvantages: large output voltage ripple and audio noise at light load.

本文主要工作包括以下几个方面内容: 1对工作于DCM模式的PSM变换器变换效率及输出电压纹波进行研究,并与相同条件下的PWM和PFM变换器模式性能进行比较。

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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

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但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。