各位大侠: G% |* d' L3 q& B( Z
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 ! O4 y! w5 _: X9 o7 N, `* m( }, J. F7 Z% `
三绕组变压器中参数疑问:: `4 Q b; Z8 V" [
Name : GENTRAFO - General saturable transformer. 3 phase. 2 or 3 windings.3 c5 m- X$ F+ b2 {2 s( F p
Card : BRANCH- _! Y: l8 |9 k& U0 s7 l% f
Data : Io= Current [A] through magnetizing branch (MB) at steady state. 【Io如何计算?】5 W. v5 V( q) u
Fo= Flux [Wb-turn] in MB at steady state. 【Fo是稳定下的磁通量,如何计算?】 3 k3 I6 X( c9 C( [+ R7 s9 w4 r The pair Io, Fo defines the inductance in MB at steady state.9 S2 Q$ `; S; i9 O
Rm= Resistance in magnetizing branch in [ohm]. 5-leg core or 3-leg shell. 【Rm如何计算?】% z# y9 M( f: k1 m% F. M
R0= Reluctance of zero-sequence air-return path for flux. 3-leg core-type 【R0什么意思,如何计算?】; J3 I: T6 k$ \
Rp= Resistance in primary winding in [ohm]. * F5 A5 I u7 I k 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?】; p5 d6 N1 _0 q* J1 @+ e
Inductance in primary winding in [ohm] if Xopt.=power freq. % H. \) e- M" J Vrp= Rated voltage in [kV] primary winding. ! e# T$ F( w B# p4 A) L9 G. D U0 J0 D" \$ v' K 拜谢各位指导!