1.同步发电机的原始方程R000G0R00ib-ibVb00R-icieVeRf00ififVfRp0000iDiD00Ro0(6-15)SCU-SEEI-Tqliu2025-8-7
SCU-SEEI-Tqliu 2025-8-7 1. 同步发电机的原始方程 Q D f c b a Q D f Q D f c b a f c b a i i i i i i R R R R R R v v v v 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (6-15)
1.同步发电机的原始方程V(-iaLbaWbLLbL-ibLeaLetLeD-icVeLefLc3：b：ifLroLfaLmWfLfbL+1ipLDaLpbLDWDLpoLDeLDjioLooYoLobLocLofLoaLoD：(6-17)2025-8-7SCU-SEEI-Tqliu
SCU-SEEI-Tqliu 2025-8-7 1. 同步发电机的原始方程 Q D f c b a Qa Qb Qc Qf QD QQ Da Db Dc Df DD DQ fa fb fc f fD fQ ca cb cc cf cD cQ ba bb bc bf bD bQ aa ab ac af aD aQ Q D f c b a i i i i i i L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L (6-17)
2.派克变换--同步电机的基本方程>派克变换用通用旋转向量表示定子电流SCU-SEEI-Tqliu2025-8-7
SCU-SEEI-Tqliu 2025-8-7 2. 派克变换-同步电机的基本方程 Ø派克变换 用通用旋转向量表示定子电流
i,=-I cos0i, =-Icos(0-120°)i. = -Icos(0+120°)ia =-I cos(α-)ig = I sin(α -O)SCU-SEEI-Tqliu2025-8-7
SCU-SEEI-Tqliu 2025-8-7 cos( 120 ) cos( 120 ) cos i I i I i I c b a sin( ) cos( ) i I i I q d
>由此得式（6-27)ia =号[ia cosα+i, cos(α-120°)+i cos(α+120°))ig =-[ia sinα+i; sin(α-120°)+i sin(α+120°)=(ia+ib +ic)(6-29)SCU-SEEI-Tqliu2025-8-7
SCU-SEEI-Tqliu 2025-8-7 Ø由此得式（6-27） [ sin sin( 120 ) sin( 120 )] [ cos cos( 120 ) cos( 120 )] 3 2 3 2 q a b c d a b c i i i i i i i i ( ) 3 1 0 a b c i i i i (6-29)