本文介绍了单片机控制的PW M直流功率放大器的结构形式、硬件电路以及软件设计。
This paper introduces the structure, hardware circuit and software design of PWM DC power amplifier controlled by microcomputer.
论文重点介绍了功率放大器和直流稳压电源的设计。
And then the paper introduces the design of power amplifier and DC regulated power supply.
AT 89s52作为显示模块的控制核心，实现功率放大器输出功率、直流电源的供给功率和整机效率功能的显示。
AT89S52 as a display module to control the core of achieving power amplifier output power, DC power supply of power and machine efficiency, for display.
目前国内外对磁轴承的研究多为直流式磁轴承，而直流开关功率放大器相对于交流逆变器来说其体积大、功耗大及成本高。
Because of the emphases research of magnetic bearing at home and abroad is DC active magnetic bearings (AMBs) at present, and the cost of DC power amplifiers is much higher than ac power converters.
目前国内外对磁轴承的研究多为直流式磁轴承，而直流开关功率放大器相对于交流逆变器来说其体积大、功耗大及成本高。
Because of the emphases research of magnetic bearing at home and abroad is DC active magnetic bearings (AMBs) at present, and the cost of DC power amplifiers is much higher than ac power converters.
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