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提出了一种以DSP芯片TMS320LF2407为控制芯片,以IGBT和IPM为开关器件的电力机车空调逆变电源的设计方案,介绍了该逆变电源的软硬件结构和工作原理。经过两年的现场运行表明,该逆变电源工作可靠,性能优良。
A design scheme of inverter for electric locomotive air conditioner with DSP chip TMS320LF2407 as control chip and IGBT and IPM as switching devices is presented. The software and hardware structure and working principle of the inverter are introduced. After two years of field operation shows that the inverter power supply is reliable, excellent performance.