The system operates in PWM mode using IGBT modules as power drive unit and 8098 sc computer as central controller.
该系统以PWM方式工作，应用IGBT功率模块构成功率驱动单元，采用8098单片机作为中央控制器。
The plenum is connected to a power unit housing a blower, a heating module and a controller unit.
通风室连接到包括吹送机、加热模块和控制器单元的功率单元。
Based on relay feedback self-tuning technology, self-tuning method of multivariable PID controller for coordinate control system of large scaled fossil-fired power unit is stated.
基于继电反馈自整定技术，提出了燃煤大型火电机组协调控制系统多变量pid控制器的自整定方法。
The results show that the controller designed can control the unit active power in the antirolling tank so as to achieve the stabilization capacity and improve the stability effects.
结果表明利用控制器控制水舱的单位主动力，可以最大限度地发挥减摇水舱的减摇能力，提高水舱的减摇效果。
The display with LED video louver window mode consists of computer system, frame controller, receiving board, scanning board, LED displaying unit, supporting rack, power source and lines;
这种LED百叶窗式显示屏由电子计算机系统，帧控制器，接收板，扫描板，LED显示单元，支撑架，电源及连线组成；
The display with LED video louver window mode consists of computer system, frame controller, receiving board, scanning board, LED displaying unit, supporting rack, power source and lines;
这种LED百叶窗式显示屏由电子计算机系统，帧控制器，接收板，扫描板，LED显示单元，支撑架，电源及连线组成；
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