Function to convert fundamental parameters to standard parameters

Examples/Matlab/FundamentalToStandard.m

+function [ Td0_t, Td0_s, Td_t, Td_s, Ld_t, Ld_s, Tq0_t, Tq0_s,...
+    Lq_t, Lq_s, Ld, Lq  ] = ...
+    FundamentalToStandard(Ll, Lad, Lfd, L1d, R1d, Rfd,...
+    Laq, L1q, L2q, R1q, R2q)
+%FundamentalToStandard Transform fundamental machine parameters to standard
+%parameters
+%   The calculations are based on the classical definition. 
+% Equations used are from Kundur p. 144 - 147
+
+% ---- Relationship between parameters used in DPSim and parameters
+% defined in Kundur: 
+% Lad = Lmd
+% L1d = Llkd
+% Lfd = Llfd
+% Laq = Lmq
+% L1q = Llkq1
+% L2q = Llkq2
+
+%% Calculation of standard parameters
+
+% D-axis inductance
+Ld = Lad + Ll;
+Lq = Laq + Ll;
+% Time constants of d-axis
+Td0_t = (Lad + Lfd)/Rfd;
+Td0_s = (1/R1d)*(L1d + (Lad*Lfd)/(Lad + Lfd));
+Td_t = (1/Rfd)*(Lfd + (Lad*Ll)/(Lad + Ll));
+Td_s = (1/R1d)*(L1d + (Lad*Lfd*Ll)/(Lad*Ll + Lad*Lfd + Lfd*Ll));
+
+Td0_t = Td0_t/377;
+Td0_s = Td0_s/377;
+Td_t = Td_t/377;
+Td_s = Td_s/377;
+
+% Inductances of d-axis
+Ld_s = Ld*(Td_t*Td_s/(Td0_t*Td0_s));
+Ld_t = Ld*(Td_t/Td0_t);
+
+% Time constants of q-axis
+Tq0_t = (Laq + L1q)/R1q;
+Tq0_s = (1/R2q)*(L2q + (Laq*L1q)/(Laq + L1q));
+% Tq_t = (1/R1q)*(L1q + (Laq*Ll)/(Laq + Ll));
+% Tq_s = (1/R2q)*(L2q + (Laq*L1q*Ll)/(Laq*Ll + Laq*L1q + L1q*Ll));
+
+Tq0_t = Tq0_t/377;
+Tq0_s = Tq0_s/377;
+% Tq_t = Tq_t/377;
+% Tq_s = Tq_s/377;
+
+% Inductances of q-axis
+Lq_s = Ll + Laq*L1q*L2q/(Laq*L1q + Laq*L2q + L1q*L2q);
+Lq_t = Ll + Laq*L1q/(Laq+L1q);
+
+end
+

Examples/Matlab/TestingParameterConvertion.m

+[ Td0_t, Td0_s, Td_t, Td_s, Ld_t, Ld_s, Tq0_t, Tq0_s, ...
+    Lq_t, Lq_s, Ld, Lq  ] = ...
+    FundamentalToStandard(0.15, 1.66, 0.165, 0.1713, 0.0284, 0.0006, 1.61, 0.7252, 0.125, 0.0062, 0.0237)