本课题是对无工频变压器开关电源控制器芯片模块电路的设计与研究。
My project is focused on the design and research of PWM switching power supply control circuitry that requires high efficiency and reliability.
配合电动执行器可以实现远程阀门流量开度控制，在无电源情况下也可以手动进行操作。
With electric actuator, it's can be controlled through valve flow and also can be operated manually when without power.
为了获得高性能的开关电源，依据所建立的数学模型，应用无源化等现代控制理论，提出了几种新型控制器设计方案。
In order to gain the high capability of switching power, the paper has put forward several new controller schemes based on the established model for the power systems.
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