高压开关电源,high-voltage switch power supply
1)high-voltage switch power supply高压开关电源
1.This dissertation describes the essential principle of operating and design of the low power andhigh-voltage switch power supply employed in digital color television.描述一种用于数字彩电的小功率高压开关电源的基本工作原理及设计要点。
英文短句/例句
1.The Study of Control Strategy of High-Voltage Switching Power Supply Based on PSM Technology;基于PSM高压开关电源控制策略的研究
2.The Study of High-Voltage Switching Power Supply Based on PSM Technology;基于PSM技术的高压开关电源研究
3.The Design of the Bootstrap Circuit of the Vehicle High Voltage Based on the SG3525基于SG3525车载高压开关电源的启动电路的改进
4.Study of Topology of High-Frequency High-Voltage Switching Power Supply;大功率高频高压开关电源拓扑结构的研究
5.Design of High-power Supply Based on Dissymmetry Step Modulation;基于不对称阶梯调制技术高压开关电源的设计
6.Research on High Voltage Power Supply to Drive Laser Device;用于激光器驱动的高压开关电源的研究
7.Researches on Sustain High-Pressure Glow Discharge and its the Switching Power Supply;高气压辉光放电及其开关电源的研究
8.Design of a Cost-Effective Voltage Regulator Switching Mode Power Supply with High-Voltage Output一种高性价比的高压输出稳压开关电源的设计
9.Design of a High-Voltage DC Switching Power-Supply Based on DSP;基于DSP的高压直流开关电源的研制
10.Research on Half-bridge High-frequency Switching Steady-voltage Power Supply Based on IGBT基于IGBT的半桥高频开关稳压电源研究
11.The application of UPS in operation power supply of high voltage switchboardUPS在高压开关柜操作电源中的应用
12.Design of high-frequency transformer for switching power supply based on PowerEsim基于PowerEsim的开关电源的高频变压器设计
13.Research on FB ZVS-PWM Switching Power Supply for High-Pressure Glow Discharge;用于高气压辉光放电的全桥软开关电源的研究
14.Analysis and Calculation of Stray Capacitance in High Frequency Transformer Used in Switch Power Supply;开关电源中高频变压器分布电容的分析与计算
15.The Numerical Soft Switching High Voltage Power Supply Applied in Electrorheological Technology;应用于电流变技术的数字化软开关高压电源
16.Research and Realization of a Novel High-Frequency Switching Power Supply for Wide Input Voltage;宽输入电压高频开关电源的研究与实现
17.Study on a High Performance Multiple Output Power Supplies with New Driving Schemes for SRs;一种高效多路低电压输出开关电源的研究
18.Design of a Contact Resistance Testing Instrument of High-voltage Switch with Pulse Power Supply高压开关脉冲电源接触电阻测试仪的设计
相关短句/例句
high-voltage power supply/switching power supply高压电源/开关电源
3)SMPS Power Supply高频高压开关电源
4)Design of the High Voltage Switch Power Supply高压开关电源设计
5)high frequency transformer / switching power supply高频变压器/开关电源
6)Switching voltage source开关电压源
延伸阅读
开关电源开关电源switching mode power supply+U+U.本DC千R日Uo。习T。书R(a)(b)U.c未R日U。┌───┐│ZnC:二│└───┘L(e)(d)图1开关电源基本形式(a)串联形式;(b)并联形式;(c)反极性形式;(d)古卡形式开升·483·想器件，即它开通时正向压降为零，关断时电阻呈无穷大。随着T的开关，D两端呈现幅值为U，的方波，它经L，C滤波，在C两端获得直流电压Uo。设开通时间为T。，关断时间为Toff，周期T=Tol+Toff，占空比8二T，/T，则从电感L开关时间伏秒面积相等原理，即(U、一u。)T。=U。T流，得到U。=SU，。一般占空比小于1，因而串联形式开关电源的输出电压低于输人电压。从电感L开关时间伏秒面积相等的原理还可以推导出其它3种形式输出电压与输人电压的关系式如下:并联形式1二二。切~椒一，二夕，二~。。~以=;月成U二;反极性形式Un=了竺下U。;古卡形式~。1一口~“’~~’一zM产、侧。1一口~“’目”产F~0U_=7兰不Un~“1一8~50开关电源的控制方式主要有4种:①自由振荡型，即开关频率、开通和关断时间均在一定范围内变化;②脉宽调制(PWM)型，即频率固定，开通或关断时间可变;③谐振型，即开通或关断时间固定，频率可变;④移相型，电路内至少有两个开关器件，同一频率的两列方波之间的相位差可变。目前，微型计算机中常用的是无工频变压器开关电源。新的技术，如开关损耗为零、抑制电磁干扰、校正功率因数等，也得到广泛应用。无工频变压器开关电源此电源是用高频变压器代替工频变压器，因变压器尺寸与开关频率的3/4次方成反比，滤波器尺寸随频率增加而线性地减小，所以当开关频率达20k卜压以上时，电源的尺寸和重量显著减小。无工频变压器开关电源的常用形式有正激、反激、推挽、半桥、全桥、古卡和串、并联谐振等。图2是典型的无工频变压器开关电源方框图，它包括电磁干扰(EMI)滤波器、桥式整流器、输人滤波器、开关晶体管、高频变压器、次级二极管整流和式开关电源，它的变压器磁心是单向磁化。
