一种单相四分裂全波整流电源
申请公布号:CN2399888Y
申请号:CN99250988.2
申请日期:1999.11.23
申请公布日期:2000.10.04
发明人:张旭俊;朱安平;林义民
分类号:H02M3/22
主分类号:H02M3/22
代理人:李卫东
地址:330077江西省南昌市湖滨南路60号
摘要:一种单相四分裂全波整流电路,包括调压器T1,隔离变压器T2。隔离变压器T2二次线圈AN之间引出有中间抽头X;其中电压比为:UAN/UAN=0.866,在AN两个端点之间接有R1、C1和R2、C2两条串联支路,电阻电容选择满足如下关系:ωR1C1=1.732,ωRC2=0.577,电压经四相全波整流桥输出到滤波电路即可输出平滑直流电压源。它具有输出纹波系数小以及在负载电流较大时,仍能有较好的平稳输出。
主权项:1、一种单相四分裂全波整流电源,包括隔离变压器T2,其特征在于:隔离变压器T2 二次线圈AN之间引出有中间抽头X,在AN两个端点之间接有R1、C1和R2,C2两条串联支路,在R1和C1之间称为Y点,在R2和C2之间称为Z点,将A、X、Y、Z四点电压输入以由D1、D2、D3、D4、D5、D6、D7、D8所组成的四相全波整流桥中,在D1、D3、D5、D7四个整二极管的负端并联后输出正电位,而在D2、D4、D6、D8四个二极管的正端并联后输出负电位,输出直流电源。
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