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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?0 s( V9 _7 t: O. Z' M6 w
诸如以下一段代码:% {9 y0 l2 K' w4 h$ E# T
if ndcr_ud~=0! ~; K1 \+ B5 y5 o9 G
% calculate the new value of bus angles rectifier user defined control
" F. r( |; S2 R8 z tot_states=0;9 ^! u* f" m; V ?
for jj = 1:ndcr_ud |, P7 s* u; {
b_num1 = dcr_dc{jj,3};b_num2 = dcr_dc{jj,4};conv_num = dcr_dc{jj,2};; L; X. [/ S8 D5 u8 M) T
angdcr(jj,k)=(theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k));
" |7 Y z4 Q- M0 O dcrd_sig(jj,k)=angdcr(jj,k);) Y; v1 N6 G% J% {( I
st_state = tot_states+1; dcr_states = dcr_dc{jj,7}; tot_states = tot_states+dcr_states; K# x0 h# y# ^- W2 s# q4 V
ydcrmx=dcr_dc{jj,5};ydcrmn = dcr_dc{jj,6};- R$ I: D% p* p$ U
dcr_dsig(jj,k) = ...
% O% S( e4 X1 _. B+ L6 S9 ^9 M 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));
# `9 e( K: u* h8 s/ Q: S8 i& u end
* {4 c& ?0 m8 l end
$ m- u- i* K' V+ y if ndci_ud~=01 o7 _. h+ U ]
% calculate the new value of bus angles inverter user defined control9 ~8 ?4 j' p' u. n0 w7 S6 `
for jj = 1:ndci_ud* e! G. q/ Y. T! S
tot_states=0;
$ P2 d4 C3 \6 M# R5 T b_num1 = dci_dc{jj,3};b_num2 = dci_dc{jj,4};conv_num = dci_dc{jj,2};% Y3 A/ b0 y$ ^# Y
angdci(jj,k)=theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k);$ R, A6 v2 S2 P% e' T/ N- L
dcid_sig(jj,k)=(angdci(jj,k)-angdci(jj,k-1))/(t(k)-t(k-1));
4 M: `. T8 E$ B D9 h8 p( J8 D st_state = tot_states+1; dci_states = dci_dc{jj,7}; tot_states = tot_states+dci_states;
: Z& q5 E4 b" S/ s/ P; k" j: V ydcimx=dci_dc{jj,5};ydcimn = dci_dc{jj,6};0 Y2 H& k3 M3 a6 l/ v" a- L+ @
dci_dsig(jj,k) = ...
; x7 b3 a8 m3 x 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));( c* e# z% h; \2 {' W
end1 N- c5 n; M: X0 U
end
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& o. Q* _0 v) i. G/ o0 S& W/ H6 W Z% g1 } d
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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# @- N2 t6 E/ a# q* x谢谢啦!祝大家交流愉快! |
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