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单相正弦波逆变电源设计原理+电路+程序
目录
1.系统设计··········································································································4·
1.1设计要求·····································································································4·
1.2总体设计方案·······························································································4·
1.2.1设计思路·······························································································4·
1.2.2方案论证与比较······················································································5·
1.2.3系统组成·······························································································8·
2.主要单元硬件电路设计························································································9·
2.1DC-DC变换器控制电路的设计······································································9·
2.2DC-AC电路的设计·····················································································10·
2.3SPWM波的实现························································································10·
2.4真有效值转换电路的设计················································································11
2.5保护电路的设计··························································································12·
2.5.1过流保护电路的设计···········································································12·
2.5.2空载保护电路的设计·············································································13·
2.5.3浪涌短路保护电路的设计·······································································14·
2.5.4电流检测电路的设计·············································································15·
2.6死区时间控制电路的设计··············································································15·
2.7辅助电源一的设计························································
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