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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?- _- |5 Z9 d& g( g$ D- L5 k
诸如以下一段代码:% |7 C5 d7 ~9 }, d
if ndcr_ud~=0
5 v l* |; z+ | t % calculate the new value of bus angles rectifier user defined control' s2 U) h- W% ?$ n* v9 E$ w! h
tot_states=0;
- [% S1 W% C9 C7 u5 X for jj = 1:ndcr_ud3 z) \9 O& J$ R/ `1 m
b_num1 = dcr_dc{jj,3};b_num2 = dcr_dc{jj,4};conv_num = dcr_dc{jj,2};3 X; b% A7 T& N ?) s
angdcr(jj,k)=(theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k));
& l; S7 ]0 ]3 k. z) J! F& ` dcrd_sig(jj,k)=angdcr(jj,k);
Q+ _- L7 X8 Z# D- M" ] st_state = tot_states+1; dcr_states = dcr_dc{jj,7}; tot_states = tot_states+dcr_states; 8 n, ~7 S9 @* @% B' d
ydcrmx=dcr_dc{jj,5};ydcrmn = dcr_dc{jj,6};2 T3 K6 j" ]" g V! R! \1 ^1 V
dcr_dsig(jj,k) = ...* T7 D7 t0 Q" Z# q
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));# h' \ H5 c7 n7 j/ G8 B; K
end
}6 {. f) m* W- c) d7 r end
6 m+ N/ l/ t; M8 L& j. v if ndci_ud~=00 P9 C% `, ]9 y+ z `" Z7 H
% calculate the new value of bus angles inverter user defined control
& N t6 ?1 b' d9 k$ g9 O2 I for jj = 1:ndci_ud
% U3 R1 t- ~! Y4 B7 S% u tot_states=0;
7 e' i- y% t7 @5 X( O b_num1 = dci_dc{jj,3};b_num2 = dci_dc{jj,4};conv_num = dci_dc{jj,2};1 k! Z6 F/ u: p: h# s0 u7 p
angdci(jj,k)=theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k);# o- D8 v( g; P
dcid_sig(jj,k)=(angdci(jj,k)-angdci(jj,k-1))/(t(k)-t(k-1));
( L- Q0 z8 O/ R0 v st_state = tot_states+1; dci_states = dci_dc{jj,7}; tot_states = tot_states+dci_states;
' b* |( D7 R: s, n! J0 d. } ydcimx=dci_dc{jj,5};ydcimn = dci_dc{jj,6};& `9 [, H& }8 `: v% W: o a9 Z" l- H
dci_dsig(jj,k) = ...$ E3 L r$ @9 a# I
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+ C# g9 \, j
end
6 }* w$ A% b% q9 R+ @ end , q' e* t7 X8 q, X7 g
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/ ^3 v% e6 A* G' s, b7 b @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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: q% b/ v3 b/ C4 y8 E谢谢啦!祝大家交流愉快! |
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