voltage driver meaning in English
分压器
Examples
- Low voltage driver and low current consumption
拥有低电压驱动,低电流消耗的特性 - For saving driver ics ' power consumption and cost , this research proposes a novel display pixel design with integrated charge pump circuits . the proposed display pixel design can supply driving voltage more than double the input voltage to display pixels . there are two advantages for this developed novel pixel design . first , the power consumption of the panels with the proposed novel pixels can be reduced due to the lower voltage on data lines . second , the high voltage driver ics are not necessary , such that the cost and power consumption of the corresponding driving systems can be diminished . from the simulation results , the pixel voltage indeed could raise to more than double input voltage by this proposed design . in addition , the pixels with charge pump circuits also retrench about half power consumption than the conventional display pixels
为了节省面板电路驱动芯片的功率损耗以及制作成本,本研究提出一种新的像素电路设计,而在设计中将会融合电荷泵电路.利用这种电路设计的像素可有效地将像素电极上的驱动电压提高到输入电压的2 3倍以上.此像素电路设计具有两个优势:第一,可以有效降低显示面板的像素功率损耗;第二,不需高电压的面板电路驱动芯片,因此可节省芯片的成本及功率损耗.由模拟结果可知,像素电极上的驱动电压确实可由此像素电路设计而提高到输入电压的2 3倍以上;而像素的功率损耗也可有效地降低,约为传统像素的1 / 2 - There is difference frequency measurement requirement for every part of pid regulating , difference between dynamic quality and static quality in response time and accuracy . according to these , it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed , the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed , an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor . according to the drive character of five phase of response step motor , a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特点设计了频率测量单元，根据pid调节各个环节的特点，以及调速器动态特性、静态特性对频率测量的实时性和精度要求的不同，利用s7 - 200plc基本单元中内置的高速计数器以及相应的外围放大整形、分频电路，实现了水轮发电机组频率的测量；在软件上，对微机调速器的整个程序框架、并联pid的离散化过程进行了分析，选用改进的pid算法实现了变参数、变结构的pid调节模式；调速器的机械液压随动系统具有步进电机电液转换元件，采用五相反应式步进电机，根据其驱动特性设计了变频调压驱动器，实现plc与步进电机驱动器之间数字接口。