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本人主要研究交直流混合仿真中的变换器控制对电网稳定性影响,目前主要针对功角暂态稳定影响。刚刚开始研究PST工具箱中的各个函数文件,对s_simu.m的各个功能模块都已经比较熟悉,可惜主题程序虽然有直流整流器、逆变器、TCSC和SVC等HVDC的自定义控制模块驱动程序,但是不知道具体如何将自己的控制算法写进去?
% @/ ?! |1 M# ^! K* L诸如以下一段代码:+ g- Q* Z) O: n4 F1 j% j/ \
if ndcr_ud~=04 y, p8 r' {- z
% calculate the new value of bus angles rectifier user defined control# y$ A5 _: C$ y" H0 a
tot_states=0;3 |( s5 y3 \1 B$ X, N6 P& D: d
for jj = 1:ndcr_ud
% a8 u* `4 _; E6 k$ b( W2 L! K! } b_num1 = dcr_dc{jj,3};b_num2 = dcr_dc{jj,4};conv_num = dcr_dc{jj,2};
% O+ |4 F0 c- V I9 ^/ | angdcr(jj,k)=(theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k));7 d. w. ^. k' T0 w- J+ X
dcrd_sig(jj,k)=angdcr(jj,k);$ y6 F* p! ~* e; J9 @% t
st_state = tot_states+1; dcr_states = dcr_dc{jj,7}; tot_states = tot_states+dcr_states; . V9 f; T F }; c% f- h
ydcrmx=dcr_dc{jj,5};ydcrmn = dcr_dc{jj,6};$ R" Z8 Q: O5 c/ g1 V: W
dcr_dsig(jj,k) = ...0 p7 V f- Q$ `2 e6 V4 A
dcr_sud(jj,k,flag,dcr_dc{jj,1},dcrd_sig(jj,k),ydcrmx,ydcrmn,xdcr_dc(st_state:tot_states,10*(k-1)+1));- Z/ o |9 p! l4 [ R
end
3 Q. O9 d8 h, l1 a) U- r5 Y* j) I3 }. h end
1 B8 G$ p5 i' _9 N. t6 @ if ndci_ud~=0
9 A3 I+ F% k' k % calculate the new value of bus angles inverter user defined control Z, C# K$ a" U# F6 X+ X
for jj = 1:ndci_ud
( c- Z& A6 m1 D6 C+ b" U! @/ v tot_states=0;
8 B+ y5 X6 y2 z0 x4 Z; ] b_num1 = dci_dc{jj,3};b_num2 = dci_dc{jj,4};conv_num = dci_dc{jj,2};' B# R6 }2 y. ~8 i. X# \
angdci(jj,k)=theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k);) a5 y8 F. A4 s, g u; T/ B
dcid_sig(jj,k)=(angdci(jj,k)-angdci(jj,k-1))/(t(k)-t(k-1));/ S0 L, P( r& X0 S$ M
st_state = tot_states+1; dci_states = dci_dc{jj,7}; tot_states = tot_states+dci_states; / y% X% N h9 ~2 H6 v6 u! X( e
ydcimx=dci_dc{jj,5};ydcimn = dci_dc{jj,6};0 |# c( L C9 p3 D2 |
dci_dsig(jj,k) = ...
& x) E( y+ i: K dci_sud(jj,k,flag,dci_dc{jj,1},dcid_sig(jj,k),ydcimx,ydcimn,xdci_dc(st_state:tot_states,10*(k-1)+1));
$ n& y1 s7 b+ P b" o end
! r0 t6 n& S! [) `! i end
$ E' h& P- i% C! u* n. c+ k5 w0 W0 G4 B" J; d5 F; X+ V4 x; E
8 @1 ~/ C. n( m8 V其中,“dci_dc{jj,5}”,“dcr_dc{jj,7}”都是直流逆变器和整流器的控制结构体,但不知道具体如何在哪里修改!还请熟悉这一块的朋友能够给予指导,并能稍微详细说明下如何在PST中自定义模型。4 y! F% _) J% G& j' @% B
* T- v7 N7 k+ }, q谢谢啦!祝大家交流愉快! |
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