In some cases, the use of pulse current still can reduce the lumber, improve the hydrogen cathodic current efficiency, thus reduce pinhole, striped and hydrogen brittleness, etc.
在某些场合下,使用脉冲电流还可以减少氢的析出、提高阴极电流效率,从而减少针孔、条纹和氢脆等。
But the step motor efficiency is low, the ability is not big, load drag pulse equivalent cannot too big, speed range is not big.
但步进电机的效率低,拖动负载的能力不大,脉冲当量不能太大,调速范围不大。
The small current of the slow pulse could efficiently decrease the ionic concentration polarization and increase the charging efficiency.
慢脉冲中的小电流有效地控制了离子浓差极化,提高了充电效率。
In the case of repetition mode of the pulse power supply, Fast charging circuit is designed to enhance the stabilize and charging efficiency of the DC power supply.
为满足脉冲电源重复频率运行时直流电源的稳压性问题,设计了晶闸管快速充电自停自补单元,同时也提高了整个电源系统的效率。
Pulse Width Modulation electronic speed control for highest efficiency.
脉宽调制效率最高的电子速度控制。
Controller: Pulse Width Modulation electronic speed control for highest efficiency.
控制器:最高效率脉宽调制电子调速器。
Furthermore, the suitable chirp of fundamental field can reduce the distortion of third-harmonic pulse and increase the third-harmonic conversion efficiency.
合适的基频光频率啁啾可以减小三倍频光脉冲的畸变,并有效地提高三倍频转换效率。
While transformation efficiency was influenced by electric field intensity and pulse time when electroporation method was applied.
在进行电击法转化农杆菌时,电场强度和脉冲时间都对农杆菌的转化效率有影响。
Elementary experimental results show that the control system adopts the fuzzy control of the feed parts and the pulse power generator, and increase the system stability and machining efficiency.
调试结果表明,采用进给单元模糊控制和脉冲电源模糊控制相结合的方法,大大提高了系统的稳定性及加工效率。
The operating principle and the choice of the main parameters for a new pulse phase detector used in UHF band is described. The sampling efficiency is discussed.
本文阐述了一种用于微波波段的脉冲鉴相器的工作原理、主要参数的选择原则,并对其进行了取样效率的理论分析。
The energy pattern, total radiation energy, radiation efficiency and radiation resistance of standing-wave dipole excited by rectangular pulse are discussed.
本文讨论了矩形脉冲激励的对称驻波天线的能量方向图、总辐射能量、辐射效率和辐射电阻等问题。
The high-voltage plateau curve, pulse amplitude distribution and efficiency curve were measured with electron and positron beams.
本文介绍用电子和正电子束流测试单通道电子倍增器的高压坪曲线、脉冲幅度分布和效率曲线;
The effects of pulse and periodic current parameters on the composition of Pd -ni alloy deposit and on the current efficiency of the electrodeposition process have been studied.
本文考察和研究了脉冲电镀及周期换向电镀法中各项脉冲参数对钯-镍合金的镀层成份、电流效率的影响。
The effect of the diffraction efficiency delay rate on the establishing time of laser pulse and the pulse shape is mainly discussed.
主要讨论了衍射效率延迟速率对输出脉冲的建立时间以及脉冲形状的影响。
Regenerator is one of the key components of pulse tube cooler, and its efficiency can greatly influence the performance of pulse tube cooler.
回热器是脉管制冷机的关键部件之一,其效率对脉管制冷机性能有很大影响。
Pulse electroplating possesses the advantages of the good deposition quality, higher production efficiency, conservation of raw materials and environmental protection.
脉冲电镀具有镀件质量好、生产效率高、节约原材料及环保等优点。
As a new communication technology, PPM (pulse position modulation) technology can be easily coded, and has a high efficiency of energy transmission.
PP M脉冲位置调制通信技术作为一种新兴的通信技术,具有编码简单、能量传输效率高的优点。
The influences of the pulse dust-cleaning efficiency on filtration process was studied.
研究了脉冲清灰效率对过滤过程的影响。
This paper is mainly on the diffraction efficiency when incident light is non-paralleled and the effect of the diffraction efficiency variation rate on temporal characteristics of the output pulse.
本文主要对非平行光场入射时声光衍射效率的情况以及声光开关的衍射效率变化速率对输出脉冲时间特性的影响两个方面进行了研究。
The results of calculation show that the turbulent mixing of particulate is increased with pulse corona discharge, so the collection efficiency of particulate is decreased.
计算结果表明,脉冲放电加大了微粒的湍流掺混程度,使微粒的静电捕集效率降低。
Specially, the thermal lens effect is intensified due to the long tail attached to pulse, which leads to decreasing of conversion efficiency if pulse repetition rate is enhanced.
特别由于脉冲附带长的拖尾加剧了热透镜效应,使得脉冲重复频率的增加引起转换效率的降低。
The experimental results show that a bigger diffraction efficiency delay rate can make the establishing time of the laser pulse and the pulse width shorter, and make the peak power higher.
实验结果表明,在一定范围内增大衍射延迟速率可以缩短脉冲建立时间,缩短脉冲宽度,增加峰值功率。
Complete combustion and high heat transfer efficiency are achieved through the strong stirring ability produced by high-speed pulse burners.
选用高速脉冲烧嘴,搅拌能力强,燃烧充分,传热效率高。
Conversion efficiency and pulse wave-forms will be affected by many factors due to the wide spectrum range and high intensity density of ultra-short pulses.
由于超短脉冲具有较宽的光谱范围及较高功率密度,倍频转换效率和谐波脉冲波形将受到许多因素的影响。
Then, the paper deals with the effect of the diffraction efficiency variation rate on the time required for the laser pulse to build up and the shape of the pulse.
本文还讨论了衍射效率变化速率对输出脉冲的建立时间以及脉冲形状的影响。
So far as efficiency and distortion are concerned, the transistorized pulse-duration modulator by PANTEL method is proved to be superior to that by the basic PDM circuit.
文中指出,在晶体管化的脉宽调制器中,在效率和失真两个方面。PANTEL原理电路优于基本PD M电路。
Improving the efficiency of flushing of barometric pulse method, it has the important theoretical and practical significance to reduce secondary pollution in water supply network.
提高气压脉冲法的冲洗效率,对减少管网水质的二次污染有重要的理论和实际意义。
The effects of group-velocity mismatch and dispersion, third-order nonlinear phase modulation on pulse shape, spectrum distribution and conversion efficiency of second-harmonic pulse were discussed.
详细讨论了群速度失配、群速度色散和三阶非线性相位调制效应对倍频光脉冲波形、光谱及转换效率的影响。
The collection efficiency, pressure drop and the pulse back blowing of the filter were discussed.
对滤管除尘效率、压降及反吹清灰特性作了考察。
The influences of some relevant parameters on resonance ionization efficiency in the recent laser pulse time-delayed scheme were analyzed with the framework of time-dependent Schrdinger equation.
针对宁西京教授提出激光脉冲延时方案,在含时薛定谔方程理论框架下探讨了各种参数对激光共振电离效率的影响;
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