并以三相半波可控整流电路、滞环比较方式的电流跟踪控制、利用S函数实现空间矢量脉宽调制为例说明了软件的使用方法。
Three-phase half wave controlled rectifier, hysteresis comparison mode current track control, and realization of SVPWM by S-Function are used as examples to describe the usage of the software.
通过对铁芯的磁化过程、剩磁特性及线圈的激磁状态研究,分析了半波磁势自平衡直流传感器的电流波形。
By researching the magnetization process and remanence characteristic of the core, the magnetic exciting status of winding the current wave of the system during the half cycle is analyzed.
给出了一定分布电流下,整数倍半波天线辐射场的平均能流密度、辐射总功率及辐射电阻。
The article presents the average energy density, the total radiant power and the radiant resistance of the integral multiple semi-wave antenna with the electrical current of certain distribution.
脉冲电流幅值和EP半波时间对铝合金表面氧化膜的清理有重要影响,在焊接薄板铝合金时应采用较低的脉冲频率。
The pulsed current peak value and EP time have a important effect on removal of the surface oxide, the lower frequency should be adopted for thin sheet of aluminium alloy.
开发了变极性TIG焊电源的微机控制系统,通过调节输出电流的正负半波时间、幅值获得不对称方波。
The controlling system of the variable polarity power source for TIG welding by microprocessor-80C552 is developed with flexible setting time and scope of the DCEP and DCEN.
开发了变极性TIG焊电源的微机控制系统,通过调节输出电流的正负半波时间、幅值获得不对称方波。
The controlling system of the variable polarity power source for TIG welding by microprocessor-80C552 is developed with flexible setting time and scope of the DCEP and DCEN.
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