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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?$ {- a$ y' ?" r$ j
诸如以下一段代码:& J3 h$ t, W* [- D( V$ }8 e
if ndcr_ud~=0! _9 f4 Q+ @" x. @. c7 G
% calculate the new value of bus angles rectifier user defined control0 Z3 ^, K* Y" c, r$ l
tot_states=0;1 K- Z6 v3 k% R
for jj = 1:ndcr_ud! J5 Z! X' Z# K# {# |2 F
b_num1 = dcr_dc{jj,3};b_num2 = dcr_dc{jj,4};conv_num = dcr_dc{jj,2}; n. d0 ~. g$ x& |
angdcr(jj,k)=(theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k));
& t0 I2 T! O& [. C& O dcrd_sig(jj,k)=angdcr(jj,k);
: F# G; t" P3 C st_state = tot_states+1; dcr_states = dcr_dc{jj,7}; tot_states = tot_states+dcr_states;
( H0 M2 I: i% P! @& Y. [8 b+ a1 h ydcrmx=dcr_dc{jj,5};ydcrmn = dcr_dc{jj,6};" G) F& F% ^3 @. a9 c7 \% Y5 V1 k
dcr_dsig(jj,k) = ...
0 y0 n+ k$ R. { 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));& q) @: A g6 N8 F
end
: w$ o% F, C) e( v6 Z! T9 C6 R end
( R) J$ }: x3 z. [: f# i' W* u; O if ndci_ud~=0) _- z# ~( y- ]; W) v
% calculate the new value of bus angles inverter user defined control
/ `* w6 b7 \ s$ P7 R for jj = 1:ndci_ud, v* l3 l6 ?8 x. e* N3 X
tot_states=0;' O, ~+ `! [0 r+ Q! O9 E/ f# j
b_num1 = dci_dc{jj,3};b_num2 = dci_dc{jj,4};conv_num = dci_dc{jj,2};9 C, }' p! Y* A/ v( Q# o
angdci(jj,k)=theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k);
" T1 n8 V Y% P0 \6 R- x dcid_sig(jj,k)=(angdci(jj,k)-angdci(jj,k-1))/(t(k)-t(k-1));
8 w ?6 N- @( d. ? st_state = tot_states+1; dci_states = dci_dc{jj,7}; tot_states = tot_states+dci_states; : J' l, @0 z6 Q. S% `7 ^- n! |, F9 D
ydcimx=dci_dc{jj,5};ydcimn = dci_dc{jj,6};, N2 U0 V' a, b9 A
dci_dsig(jj,k) = ...
4 z! n U: b$ l+ T% 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));1 `7 v1 d' m p5 K2 q9 a y* f, i
end
+ ~" G8 M$ ^. s& D8 ?8 {9 r end 8 x6 h& N$ K8 \5 j+ e3 |+ n
" S7 b6 G# w6 v: b0 ?& `
2 F# j( a, Z+ S7 U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。 q2 R& L$ B* G: f1 X! B
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谢谢啦!祝大家交流愉快! |