级联H桥储能系统研究与设计
【文章页数】:95 页
【学位级别】:硕士
【部分图文】:
图2-320H桥级联系统在PD-PWM调制下输出电压Fig.2-3Thephasevoltageof20H-bridgecascadedsystemunderthePD-PWMstrategy
图2-320H桥级联系统在PD-PWM调制下输出电压Fig.2-3Thephasevoltageof20H-bridgecascadedsystemunderthePD-PWMstrategy
图2-420H桥级联系统在PD-PWM调制下输出电压Fig.2-4Thelinevoltageof20H-bridgecascadedsystemunderthePD-PWMstrategy
图2-320H桥级联系统在PD-PWM调制下输出电压Fig.2-3Thephasevoltageof20H-bridgecascadedsystemunderthePD-PWMstrategy
图2-1020H桥级联系统在SW-PWM调制下输出电压Fig.2-10Thephasevoltageof20H-bridgecascadedsystemundertheSW-PWMstrategy
上海交通大学硕士学位论文21234sin()'cosppswDCNdVVNwtdmNm(2-1联系以上两式可以看出,随着m的减小,阶梯波数逐渐减少,输出电压有效值逐渐减小,且其减小速率随m减小而逐渐增大。对于并网的变流器,....
图2-1120H桥级联系统在SW-PWM调制下输出电压Fig.2-11Thelinevoltageof20H-bridgecascadedsystemundertheSW-PWMstrategy
图2-1120H桥级联系统在SW-PWM调制下输出电压Fig.2-11Thelinevoltageof20H-bridgecascadedsystemundertheSW-PWMstrategy2.4载波移相调制法(Phase-Shifted....
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