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正弦量的相量表示法 i1设A为复数则:1一个正弦量具有幅值频率和初相位三个要素 注意相量图画出电流
Chapter 22: Distributed Databases: Silberschatz, Korth and SudarhanChapter 22: Distributed DatabasesHeterogeneous and Homogeneous DatabasesDistributed Data StorageDistributed Transactionmit Protoc
MNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard
MNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard
MNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard
MNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard
MNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard
MNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard Route –_CQ_DetailsMNSOFT Standard
22 正弦量的相量表示法221复数222相量正弦量的函数式表示:引言正弦量的波形图表示:求和:求和:为简化计算采用一种新的表示方法:相量表示法(用复数表示正弦量)221复数一、复数及其表示设A为复数则:A = a + jb(代数式)其中:a 称为复数A的实部, b 称为复数A的虚部。为虚数单位在复平面上可以用一向量表示复数A,如右图:aAb模幅角复数的几种形式:(指数式)(三角式)(极坐标式)二、
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