电工基础课件.pptx

电工基础;第1章电路模型和电路定律;1.1电路与电路模型;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;1.2电流、电压及其参考方向;表示方式：;PowerPoint演示文稿;二、电压;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;1.3、电功率与能量;规定：;PowerPoint演示文稿;PowerPoint演示文稿;1.4电阻元件;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;1.5电容元件;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;1.7电压源和电流源;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;1.8受控源;PowerPoint演示文稿;受控源举例;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;集中参数电路与分布参数电路;1.9基尔霍夫定律——在集中;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;利用基尔霍夫定律求解平面电路;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;2.1等效电路的概念;2.2电阻的串联与并联;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;2.3电阻的Y—Δ联接及其等;Y—Δ等效变换;PowerPoint演示文稿;Y→D;例1：已知电流表内阻RA，求电;2.4电源的串联和并联;PowerPoint演示文稿;2.5含源电阻电路的等效变换;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;4.1正弦量的基本概念;PowerPoint演示文稿;4.1.1频率与周期;4.1.2幅值与有效值;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;2.正弦量用旋转矢量表示;3.正弦量的相量表示——;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;正误判断;PowerPoint演示文稿;PowerPoint演示文稿;4.3基尔霍夫定律及电路元件;PowerPoint演示文稿;4.3.2纯电容元件;2.瞬时功率:;4.3.3纯电感电路;2.瞬时功率:;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoi