一种实用的大功率全桥ZVZCS变换器的设计  

A practical full-bridge ZVZCS power converter design

作　　者：孙宝文[1] 

机构地区：[1]广东科学技术职业学院机电工程学院,广东珠海519090

出　　处：《电子设计工程》2015年第3期104-106,109,共4页Electronic Design Engineering

摘　　要：针对当前大功率的全桥ZVZCS变换器存在功耗过高,实用率不高的问题,提出一种实用的电路拓扑结构,并对该电路拓扑进行了简单的分析。该变换器超前管采用MOSFET,实现了零电压开通和关断,滞后管采用IGBT,实现了零电流开通和关断。对变换器主电路各参数进行选定后,通过采集的相关波形,验证了设计的变换器的正确性,将该变换器应用在电力操作电源上运行,性能优良,满足了市场要求。It is very common that the power consumption is too high and the efficiency ratio is too low in the field of the current full-bridge ZVZCS converter, thus a practical circuit topology is designed and its working process is analyzed to solve the problem. The converter lead pipe can achieve a zero voltage turn-on and turn-off by using MOSFET, and a zero current turn-on and turn-off lagging by using IGBT. By analyzing the relevant waveform of the converter, the correctness of the converter designed is verified. Through installing the electric power, the converter reaches the function required and meets the needs of market.

关 键 词：变换器 零电压开关 零电流开关 实用 

分 类 号：TN86[电子电信—信息与通信工程] TP712[自动化与计算机技术—检测技术与自动化装置]