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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?
; r. m% s' f2 M诸如以下一段代码:2 D) P4 @1 B: [- ?2 X
if ndcr_ud~=0
1 A0 c2 _+ p8 p3 S: ` % calculate the new value of bus angles rectifier user defined control
: b8 Y$ ~" g% z; h p+ a tot_states=0;
0 k) {1 L+ V( Z8 H: n) U$ ^ for jj = 1:ndcr_ud
; C2 V" H$ d: h: a2 o5 A b_num1 = dcr_dc{jj,3};b_num2 = dcr_dc{jj,4};conv_num = dcr_dc{jj,2};
! E3 \4 E* p- _ `5 g angdcr(jj,k)=(theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k));. D* N( i2 R0 g% S# x
dcrd_sig(jj,k)=angdcr(jj,k);
& V/ V5 a: R: E! f% h; v! I; y! h st_state = tot_states+1; dcr_states = dcr_dc{jj,7}; tot_states = tot_states+dcr_states;
: t/ v3 K: Z: \ ydcrmx=dcr_dc{jj,5};ydcrmn = dcr_dc{jj,6};
2 F$ d6 y- m' P& s) s0 D; o dcr_dsig(jj,k) = ...7 a1 C9 z% R6 b ^ L
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));0 k% b8 D8 l# @+ C6 `/ j
end
7 L' z$ p; d1 x& J- E+ z: s' k end
* q2 K, p7 C) ]4 g( a" | if ndci_ud~=0+ v% Z, w* I3 ~& q0 F3 W
% calculate the new value of bus angles inverter user defined control' _" U& T" }) ^( H/ Y$ s3 Q$ U
for jj = 1:ndci_ud+ u, s; F1 v' V
tot_states=0;6 G5 Y9 l% p g8 S# e Z; h" w
b_num1 = dci_dc{jj,3};b_num2 = dci_dc{jj,4};conv_num = dci_dc{jj,2};
' K! a( z. F' y7 J$ X6 R angdci(jj,k)=theta(bus_int(b_num1),k)-theta(bus_int(b_num2),k);
- _, R7 U4 I ^( T+ u dcid_sig(jj,k)=(angdci(jj,k)-angdci(jj,k-1))/(t(k)-t(k-1));
4 F8 o1 C. ?: ] st_state = tot_states+1; dci_states = dci_dc{jj,7}; tot_states = tot_states+dci_states;
F7 O" C/ ?6 v z ydcimx=dci_dc{jj,5};ydcimn = dci_dc{jj,6};( _7 l+ K6 T5 l5 _: R! H2 n0 |
dci_dsig(jj,k) = ...
( D* v$ T: x' U8 p+ W% m4 E# m0 g 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));( ~5 o5 X' C: u$ P% Z |6 X
end
/ T9 Q+ {0 Y$ F. O end
& w h L" H0 @% s9 I2 G) K6 ?' i* y/ {9 y* c: N
5 v7 X$ k, c! }' I# A, 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。0 Q7 e8 {7 P! }- A' W
) x) _ V( W4 S. k& t# y0 n9 G, @谢谢啦!祝大家交流愉快! |
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