磁芯采用高频脉冲电流励磁,信号处理电路由峰值检波、低通滤波及差动电路构成。
The toroidal core was excited by sharp pulse current. The sensor circuit is composed of peak value detector, Butterworth low-pass filter and differential amplifier.
该系统以弧长作为操作量,改变每个周期的脉冲峰值电流的宽度,以达到对焊接弧长控制的目的。
The arc length was taken as the manipulated quantity in the system and the peak current width of welding pulse was varied.
考察了脉冲峰值电流密度对纳米晶镍镀层织构和硬度的影响。
The effects of pulse peak current density on the texture and hardness of electrodeposited Ni were investigated.
在直径为6毫米的电子枪窗口后测得电子束峰值电流为7安,脉冲的半峰宽为6~8毫微秒,最大电子能量约为107千电子伏特。
Thee-beam peak current is 7A measured behind a 6mm diameter e-beam window. The pulse duration (FWHM) is 6-8ns and the maximum electron energy is about 107keV.
放电单脉冲的电流峰值和脉宽决定了单个电火花蚀坑的大小和深度,从而直接决定了工件的加工表面粗糙度、形状精度和尺寸精度。
The peak current and pulse duration of single pulse determine the size and depth of discharge crater, so they determine the machining surface roughness and size and shape accuracy.
该电路采用脉冲变压器耦合MOSFET管驱动电路,具有输出变压器原边平均电流和副边峰值电流的过流保护功能。
The circuit, with over-current protection of output transformer original side average current and side peak current, adopts pulse transformer coupling MOSFET driving circuit.
给出了峰值电流控制模式稳定性的数学证明,提出了驱动脉冲宽度稳定性概念。
The mathematic research on stability of current control mode is discussed in this paper, and a new concept of the driver pulse width stability of the converter is proposed.
在溶液结晶过程中施加电脉冲也可明显降低溶液析晶的时间,且脉冲峰值电流越大,析晶时间越短。
When the electric pulse is applied during the crystallization process, the time of the crystallization is also cut down, and the bigger the peak current is, the shorter the crystallization time is.
实验结果表明,激光产生于主脉冲电流波形的前沿,此时的主脉冲电流是其峰值的65%—75%。
The experimental results show that the soft x-ray laser is produced at the rise-time of the main discharge current which is 65%—75% of the peak at the lasing time.
分析了脉冲宽度、脉冲间隔、峰值电流、加工时间对强化层厚度的影响,并对强化层的显微硬度和耐磨性进行了分析。
The effects of pulse width, pulse interval, peak current and process time on intensified layer are analyzed. And the micro-hardness and the property of strengthening layer are also analyzed.
本文从提高超声电源峰值功率出发,分析研究了脉冲驱动及脉冲电流两种不同的脉冲形式,同时研究了这两类产生脉冲的电路。
Pulse drive and pulse current were studied in this paper aim at improving peak output power of the ultrasonic generator. At the same time these two types circuit for producing pulses were studied.
本文从提高超声电源峰值功率出发,分析研究了脉冲驱动及脉冲电流两种不同的脉冲形式,同时研究了这两类产生脉冲的电路。
Pulse drive and pulse current were studied in this paper aim at improving peak output power of the ultrasonic generator. At the same time these two types circuit for producing pulses were studied.
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