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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?( j3 C" p# g# S1 i1 }0 g5 f t: V
诸如以下一段代码:% I9 M' ^$ N0 }+ }! k" r
if ndcr_ud~=03 C# X- F& w. H. @" o
% calculate the new value of bus angles rectifier user defined control; K3 G" O, }( b4 Y' L8 o, J
tot_states=0;
3 [2 ~" {; L4 i, i m" |, Z, Z for jj = 1:ndcr_ud
' J8 S3 Y9 A0 W b_num1 = dcr_dc{jj,3};b_num2 = dcr_dc{jj,4};conv_num = dcr_dc{jj,2};
" B8 ~4 h: L5 Z" n+ D* \$ M+ _! Y angdcr(jj,k)=(theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k));
* W. ^4 ]5 A- w dcrd_sig(jj,k)=angdcr(jj,k);
0 U& [; ]$ ^& ]& w st_state = tot_states+1; dcr_states = dcr_dc{jj,7}; tot_states = tot_states+dcr_states;
5 X6 m b) v3 m1 m2 Q ydcrmx=dcr_dc{jj,5};ydcrmn = dcr_dc{jj,6};- Q7 C3 |# k( \9 _% v+ [
dcr_dsig(jj,k) = ...: H& n2 J& [* x; h
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));
# ^1 { n3 X3 W% w( _ end" H1 Q; t3 r8 r, o1 y
end
9 l3 o: o. R7 H) t) o5 D5 W2 k$ a if ndci_ud~=0
# s- _$ C* f; |4 g% [ % calculate the new value of bus angles inverter user defined control L% j- B) m3 ^& j" O9 R( X1 y; f5 u9 l
for jj = 1:ndci_ud
8 f% ?6 {* N' O6 y2 g. _ tot_states=0;
& F" H( C! T0 S b_num1 = dci_dc{jj,3};b_num2 = dci_dc{jj,4};conv_num = dci_dc{jj,2};
9 M k4 P/ N/ c3 P angdci(jj,k)=theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k);' @& q, j- [ O! h( C6 s
dcid_sig(jj,k)=(angdci(jj,k)-angdci(jj,k-1))/(t(k)-t(k-1));8 o- t9 K6 f2 b2 R
st_state = tot_states+1; dci_states = dci_dc{jj,7}; tot_states = tot_states+dci_states; 3 e, k0 A% ]" O8 r% @
ydcimx=dci_dc{jj,5};ydcimn = dci_dc{jj,6};# }% P1 O; E# m( R7 _
dci_dsig(jj,k) = ...& s. Y0 j- U$ [8 }. X" ?( e. M7 L; U
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));" Q( E; |& A" U1 \% L& c; [
end) ?2 t$ K+ r" G; L
end 6 z, L) q$ x$ \. y' Q
9 O6 g9 I' i6 r9 r2 U" Q3 Q O' j4 x3 \7 o0 j7 y
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。
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谢谢啦!祝大家交流愉快! |
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