浙江大学电气工程学院：《电力电子技术基础》课程资源（PPT教学课件）推挽式逆变器

Supplement Practical Application Issues of Power Semiconductor Devices and d Gate Triggering Control Circuit for Thyristor Rectifiers

The concept of composite converter Composite converter Combination of two or more converters in cascaded connection Indirect ac to ac converters (AC-DC-AC converters) Composite converters ndirect dc to dc converters

7.1 Basic concepts on soft-switching 7.2 Classification of soft-switching- techniques 7.3 Typical soft-switching circuits and techniques

放大电路如图所示，设晶体管 特性相同， 且 电容器对交流信号均可视为短路。 计算：

6.1 Basic principles 6.2 Some major PWM techniques in DC/AC inverters 6.3 PWM techniques with feedback control 6.4 PWM rectifiers

Applications of Inverters Conversion of electric power from DC type energy sources to AC type load -Battery Photovoltaic cell (Solar cell) Fuel cell +As a part of composite converter AC-DC-AC frequency converter(for AC motor drive) AC-DC-AC constant-voltage constant-frequency converter(for uninterruptable power supplies)

PEREC Classification of ac to Ac converters Same frequency Variable variable magnitude AC power frequency AC power AC power AC controllers Frequency converters

3.1 Basic DC to DC converters 3.1.1 Buck converter(Step-down converter) 3.1.2 Boost converter(Step-up converter) 3.1.3 Buck-Boost converter(Step-downstep-up converter)and Cuk converter 3.1.4 Sepic converter and Zeta converter 3.2 Composite DC/DC converters and connection of multiple DC/DC converters 3.2.1 A current-reversible chopper 3.2.2 Bridge chopper (H-bridge DC/DC converter) 3.2.3 Multi-phase multi-channel DC/DC converters

复旦大学：《谱学导论》课程教学资源（电子教案）第七章 电子能谱 7.6 电子能谱应用