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各位大侠: l: u+ `; A$ E( _1 A# s! K* R
我以前一直用PSASP,现在老板说要a用tpdraw电磁暂态计算,现在刚上手atpdraw,用到了三绕组变压器,有几个参数不晓得,特请大家帮帮我 谢谢7 b8 @2 ~# w- x" x9 e; s' V& N( M; E
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三绕组变压器中参数疑问:
2 [" K8 C: M! ~; H! o% ~7 vName : GENTRAFO - General saturable transformer. 3 phase. 2 or 3 windings.
& t* d& T; a. e4 `Card : BRANCH
) M# O$ S7 o7 }0 n4 kData : Io= Current [A] through magnetizing branch (MB) at steady state. 【Io如何计算?】
! \; F R0 Y; s4 `2 J8 [& J5 w Fo= Flux [Wb-turn] in MB at steady state. 【Fo是稳定下的磁通量,如何计算?】
/ R# b. J" Y) O7 ]9 t% \ The pair Io, Fo defines the inductance in MB at steady state.
! Y2 A: `" F4 V. k* F! N Rm= Resistance in magnetizing branch in [ohm]. 5-leg core or 3-leg shell. 【Rm如何计算?】
0 C% X) u f( P1 Q% S! u( d0 {% {9 x R0= Reluctance of zero-sequence air-return path for flux. 3-leg core-type 【R0什么意思,如何计算?】
9 J0 R9 a, y3 I w: y Rp= Resistance in primary winding in [ohm].
5 [+ O5 O4 X1 J9 h Lp= Inductance in primary winding in [mH] if Xopt.=0 【变压器参数中有电抗,这里要设置电感值,是不是这个电抗忽略电容,认为全是电感啊?】2 V+ A% \! \- \: M2 a# |
Inductance in primary winding in [ohm] if Xopt.=power freq.
; [! ]( H' m9 ?* W' B: D6 F# B Vrp= Rated voltage in [kV] primary winding." K# ]/ o7 N- z6 [
3 n% j5 b" P& ^; P' D' Z2 f 拜谢各位指导! |
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