%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%% Matlab/Simulink program for Results comparison %%%%%%% %%%%%%% between full ANSYS and reduced MOR simulations %%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Pascal Maglie %%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% maglie@iwf.mavt.ethz.ch %%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%% IWF - Institut für Werkzeugmaschinen und Fertigung %%%%% %%%%% ETHZ - Eidgenössische Technische Hochschule Zürich %%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% clear all; close all; % Choose working directory cd Z:\ % program for writing of state-space matrices in Matlab format state_space_model; % run Simulink simulation of the reduced model sim ansys_mor_comp_sim % load data from ANSYS full simulation load fixstep.m % Rem: add a "zero" at the beginning of the time and outputs vectors % plots for comparison of reduced and full simulations figure(1); plot(time,point1,time,fixstep(:,2)); grid on; title('back'); legend('mor20','ansys'); xlabel('time (s)'); ylabel('deltaZ (mm)'); saveas(gcf,'point1','emf'); figure(2); plot(time,point2,time,fixstep(:,3)); grid on; title('front'); legend('mor20','ansys'); xlabel('time (s)'); ylabel('deltaZ (mm)'); saveas(gcf,'point2','emf'); figure(3); plot(time,point1-fixstep(:,2)); grid on; title('back'); xlabel('time (s)'); ylabel('diff (mm)'); saveas(gcf,'difference 1','emf'); figure(4); plot(time,point2-fixstep(:,3)); grid on; title('front'); xlabel('time (s)'); ylabel('diff (mm)'); saveas(gcf,'difference 2','emf'); figure(5); plot(time,(point1-fixstep(:,2))./point1*100); grid on; title('back'); xlabel('time (s)'); ylabel('%'); saveas(gcf,'relative error 1','emf'); figure(6); plot(time,(point2-fixstep(:,3))./point2*100); grid on; title('front'); xlabel('time (s)'); ylabel('%'); saveas(gcf,'relative error 2','emf');