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根据第一代天气雷达发射机在全国各地布网的百余套长期运行过程中暴露出来的技术和维修方面的问题,结合近年来先进电路设计思想和器件应用方法,研制了新一代天气雷达发射机。文中从调制器高压充放电电路模块化设计,新型功率器件在电路中的具体应用,几种特殊形式数据采集电路的分析比较,多种工程实用化的技术优化改进等方面进行了详细的论述,给出具体的应用电路和实物照片,并总结了批量生产发射机设备的设计原则。
According to the technical and maintenance issues exposed by the first generation of weather radar transmitters over a hundred sets of long-term operation of the nationwide distribution networks, combined with the advanced circuit design ideas and device application methods in recent years, a new generation of weather radar emission machine. In this paper, the modular high voltage charge-discharge circuit design, the new application of power devices in the circuit, several special forms of data acquisition circuit analysis and comparison, a variety of engineering and practical aspects of the optimization and improvement of the technology are discussed in detail, Given the specific application circuit and physical photos, and summed up the mass production of transmitter design principles.