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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?( X6 S, P8 t( { U& Y/ s. H) \' v
诸如以下一段代码:
+ I" v, p* @6 X3 `if ndcr_ud~=0
- h" x, x7 d+ y4 a- r, a % calculate the new value of bus angles rectifier user defined control1 i$ \* `/ v# ]' P8 Q' i. R
tot_states=0;
" w. M) u7 p; S* N$ Z* P for jj = 1:ndcr_ud% m4 l8 ~) G$ j- J- d) V. m/ u6 e
b_num1 = dcr_dc{jj,3};b_num2 = dcr_dc{jj,4};conv_num = dcr_dc{jj,2};* Y7 F6 x6 @+ n
angdcr(jj,k)=(theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k));" R' t, M5 p+ _6 ^: l4 ?% N, n
dcrd_sig(jj,k)=angdcr(jj,k);2 a1 B6 L, C3 ]8 F
st_state = tot_states+1; dcr_states = dcr_dc{jj,7}; tot_states = tot_states+dcr_states; 6 |# l4 S8 ~' `- N @6 ^ F; {/ w& X
ydcrmx=dcr_dc{jj,5};ydcrmn = dcr_dc{jj,6};
' V! d; e' O' G: m& G% ?) y" m dcr_dsig(jj,k) = ...
) E. ^4 w: t2 Z0 T 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));
( [2 F1 B4 N# } end' H2 s# `$ ^& F7 m2 G% n2 V1 [
end$ Y6 M: N6 v5 [7 m. s4 {( I
if ndci_ud~=05 a0 C$ K0 e1 Y W% U, ~* j8 V
% calculate the new value of bus angles inverter user defined control
b1 ~, `% }% a2 V$ {; I- ]: b for jj = 1:ndci_ud/ d2 r* h# L, H/ r$ Z% O
tot_states=0;
: y, Q/ ?) k* m b_num1 = dci_dc{jj,3};b_num2 = dci_dc{jj,4};conv_num = dci_dc{jj,2};
p3 `- G0 \" R1 b4 l- T! H# s angdci(jj,k)=theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k);* \0 C. {% |7 |' q
dcid_sig(jj,k)=(angdci(jj,k)-angdci(jj,k-1))/(t(k)-t(k-1));
* J" D" F: V: ` st_state = tot_states+1; dci_states = dci_dc{jj,7}; tot_states = tot_states+dci_states; 3 T7 a1 m$ Y/ g5 |# q! a! `
ydcimx=dci_dc{jj,5};ydcimn = dci_dc{jj,6};
7 t7 H$ P a! ]4 A7 ] dci_dsig(jj,k) = ...
( u2 }8 j6 B) g; p2 {3 O5 w 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" \* ~ S! l* Z end. [0 A- ~. ^) U. G! c
end
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9 g3 R5 B- E4 b5 n8 n r
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。! B% c1 N. A2 i+ ~. I. O
8 }; D% }; |6 G谢谢啦!祝大家交流愉快! |
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