function [SB,NodeNum,para_line,para_trans2,para_trans3,para_capac,para_bus]=InputData_Net1
% PowerInputData records the parameter of line,two/three windings transformer ,capacitor
% and bus.
% In this program,1 represents power transistion line,2 represents two
% winding transformer,n1 is higher voltage side and n2 is lower voltage 
% side of two winding transformer,3 represents three winding transformer,
% 4 represents capacitor,5/6/7 respectively represents PQ/PV/UA bus

SB=1000;
NodeNum=7;
% the input format of line's parameter is defined as follows:
% para_line=[1,n1,n2, r_unit,  x_unit,   b_unit,    Len, UB]
para_line  =[1 2 3    0.053    0.043     2.94e-6    50  220;...
             1 2 6    0.053    0.043     2.94e-6    60  220;...
             1 3 6    0.053    0.043     2.94e-6    20  220];

step=2.5/100;
Umin=220*(1-2*step); Umax=220*(1+2*step);
% the input format of two winding transformer's parameter is defined as follows:
% para_trans2=[2,n1,n2, Pk,   Uk,  P0,     I0,  Sn,    [U1 U2],    [UB1 UB2],[Umin Umax],step]
para_trans2  =[2  2  1  665.2  14  189.6  0.299  246  [220  15.75]  [220  15],[Umin Umax],step];    


step=1.25/100;
Umin=220*(1-8*step); Umax=220*(1+8*step);
% the input format of three winding transformer's parameter is defined as follows:
% para_trans3=[3,n1,n2,n3,n0,[Pk12 Pk23 Pk31], [Uk12 Uk23 Uk31],P0,     I0,   [Sn1 Sn2 Sn3], [U1 U2 U3],  [UB1 UB2 UB3],[Umin Umax],step]
para_trans3  =[3 3  4  5  7  [638.9 125 163.1] [12.9  8.2  23], 74.75 0.04444 [180 180 90] [242 121 10.5] [220 110 10],[Umin Umax],step];

% the input format of capacitor's parameter is defined as follows:
% para_capac=[4,n,Qcr,[Qcrmin Qcrmax],step]
% where 4 represents capacitor
step=[];
Qcrmin=[]; Qcrmax=[];
para_capac=[];

% the input format of bus's parameter is defined as follows:
% para_bus=[type, n, PG,  QG,   PD,  QD,  U,   theta,   [Umin Umax],           UB   ]
para_bus  =[  5   2   0    0   150  100  220     0    [220*1 220*1.05]         220  ;...
              5   3   0    0    0    0   220     0    [220*0.95 220*1.05]      220  ;...
              5   4   0    0   100  80   121     0    [121*1 121*1.05]         110  ;...
              5   5   0   12    20   0   10.5    0    [10*1 10*1.05],           10  ;...
              5   7   0    0    0    0   10.5    0    [10*0.95 10*1.05]         10  ;...
              6   1  150   0    0    0   15.75   0    [15.75*0.95 15.75*1.05]    15;...
              7   6   0    0    0    0   220     0    [220*0.95 220*1.05]      220 ];
   
% the input format of bus's parameter is defined as follows:
% para_gener=[8,n,[PGmin PGmax],[QGmin QGmax],a,b,c]