power switching

When we use low-dropout switching power switching converter to reduce positive input voltage, we usually need an extra low-power negative output voltage.

在采用降压开关功率开关转换器降低正输入电压的同时，通常还需要一个额外的低功率负输出电压。

Analysis and treatment on the abnormalities of automatic stand-by power switching device

备用电源自动投入装置异常情况分析及处理

Comprehensive Identification for Common Faults of Load Tap Switching of Power Transformer and Trouble-shooting on Site

变压器有载分接开关常见故障的综合判断与现场处理

Composite Power Switching Semiconductor Models and Their Parametric Sensitivity Analysis

组合功率开关半导体模型及其参数敏感性分析

Suited for DC powered switching gear , multiplex , SDH , PDH , switching-mode power supply and electronic instruments.

适用于程控交换机 、 光端机 、 开关电源以及直流供电设备.

A Switching Power Supply with Multiple Outputs Used in Network Analyzer

网络仪用高效率多路电源设计

A characteristic extension equation analysis method ( CEAM) for the stability analysis of equilibrium points for closed-loop PWM power switching converters is introduced based on equivalent small parameter ( ESP) method.

基于等效小参量法所得的稳态周期解，本文将特征方程分析法推广应用于开关功率变换器闭环系统平衡点稳定性分析当中。

Tape out device and test. Extraction of device parameters and the establishment of device models the models use for switching power supply circuit design and simulation.

器件流片、测试后，提取器件参数以及建立器件模型，然后进行开关电源电路设计和仿真。

In this paper a novel structure of SiGe power switching diodes is presented. On the basis of analyzing the structure mechanism, we simulated the device characteristics using Medici and carried out the optimal design.

提出了一种新型SiGe/Si异质结PiN开关功率二极管结构，在分析器件结构机理的基础上，用Medici模拟了该器件的特性。

This soft-switching structure increases a charge-discharge capacitor and two IGBTs between inverter and power, IGBT control the power turn-on and off, causing the capacitor charging and discharging, forming a soft-switching condition.

该拓扑结构是在逆变桥和电源之间增加一个充放电电容和两个IGBT，通过IGBT控制电源通断，使电容充放电，形成软开关的条件。

Purpose: DC-DC converter, low power switching regulator, high voltage application.

用途: 用于直流转换, 低功率开关电源, 高电压电路.

In this part, operation principle of a kind of soft switching Buck chopper is presented mainly and the conclusion that the power semiconductor devices operate in soft switching is also illustrated by analysing the operation principle of all stages;

在这部分里，重点研究了一种软开关BUCK变换器，通过分析各阶段的工作原理说明了开关器件如何工作在软开关状态；

The experiments of the nonlinear behaviors such as period-doubling bifurcation, tangential bifurcation, chaos and intermittent chaos in DC-DC switching converters have been done. In addition, the experiments of the interleaved boost converter in MPPT for PV power system are performed.

我们对DC-DC开关变换器电路中的倍周期分岔、切分岔、阵发混沌、混沌等非线性现象以及光伏发电MPPT中交错并联boost变换器进行了较全面的实验研究。

Now, this technology was not well used in high power switching mode power supply.

目前, 软开关技术在大功率开关电源中的应用尚不多见.

Structure Design Optimization of GAT Type Power Switching Transistors

高电流密度GAT型功率开关晶体管的结构设计优化

Study on Emergency Control Algorithm Based on Power Switching An Urgent Call

基于功率切换的紧急控制算法研究

Mechanical system mainly included wheel-tracked walking mechanism, seat balance regulation mechanism, attitude transformation and power switching mechanism, compound power box.

其中机械系统主要包括轮履组合式行走机构、座椅平衡调节机构、姿态变换与动力切换机构和复合动力箱。

Purpose: High voltage switching, low power switching regulator, DC-DC converter.

用途: 高电压开关转换, 小功率开关调节器, 直流 - 直流转换.

However, Due to the limitations of the single-stage converter, when the bus voltage is high and wide input voltage range, the single-stage converter is not suitable for multi-output low power switching power supply.

但是由于单级变换器自身的局限性，当电源母线电压宽输入范围时，单级变换器并不适合用作多路输出小功率开关电源的主功率拓扑。

For example, switching power supply circuit that is an important indicator is the high power factor hard to reach this target, in the power circuit design is necessary to choose a variety of electronic switch components, to the power of transformation.

例如开关电源电路，该电路的一个重要硬性指标就是高功率因数，为了达到这一指标，在电源电路的设计中就要选择各种电子开关元器件，来进行电能的变换。

Based on the soft-switching power supply and by applying the CAN bus technique, a synergic controlled Tandem twin-wire high-speed welding equipment was developed.

在软开关电源的基础上，利用CAN总线技术研制了协同控制的Tandem型双丝焊装备。