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load LogFile_2025-04-15-13-08-07.mat
time_Cdaq=0:1/2048:length(wymuszenie)/2048;
time_Cdaq=time_Cdaq(1,1:230215);
time_Cdaq_r=time_Cdaq(1,13252:218051)-time_Cdaq(1,13251);
wiro=(wiro./10)*(-1.265822)-0.60722;
%%
wiro1=wiro+0.024+0.36106;
laser=(laser./10)*(-34.88)+16.858;
laser1=0.5*laser+0.04;
wymuszenie_red=wymuszenie(1,13252:218051);
wiro1_red=wiro1(1,13252:218051)-0.353;
piezosens_red=piezosens(1,13252:218051);
piezosens_red=piezosens_red-piezosens_red(1,1);
laser1_red=laser1(1,13252:218051);
figure(6000)
subplot(4,1,1)
plot(time_Cdaq_r, wymuszenie_red); grid on;
subplot(4,1,2)
plot(time_Cdaq_r, wiro1_red); hold on;
subplot(4,1,3)
plot(time_Cdaq_r, piezosens_red); grid on;
subplot(4,1,4)
plot(time_Cdaq_r, laser1_red); hold on;
input=wymuszenie_red';
output=[wiro1_red' piezosens_red' laser1_red'];
FFT_input=fft(input);
FFT_output=fft(output);
Gz_SIMO_exp=(FFT_output.*conj(FFT_input))./(FFT_input.*conj(FFT_input));
L_cdaq=length(laser1_red);
Fs=2048;
freq_cdaq = (Fs*(0:(L_cdaq/2))/L_cdaq)';
Gz_wiro=Gz_SIMO_exp(:,1);
Gz_piezo=Gz_SIMO_exp(:,2);
Gz_laser=Gz_SIMO_exp(:,3);
figure(2)
subplot(3,1,1)
semilogx(freq_cdaq, 20*log10(abs(Gz_wiro(1:length(Gz_wiro)/2+1))),'LineWidth', 1.5); grid on;
subtitle('Wireless displacement sensor - 65mm (non-collocated)');
axis([5 500 -120 10]);
subplot(3,1,2)
semilogx(freq_cdaq, 20*log10(abs(Gz_piezo(1:length(Gz_piezo)/2+1))),'LineWidth', 1.5); grid on;
subtitle('Piezo sensor QP10N - contact (collocated)');
ylabel('Amp.[dB]')
axis([5 500 -40 20]);
subplot(3,1,3)
semilogx(freq_cdaq, 20*log10(abs(Gz_laser(1:length(Gz_piezo)/2+1))),'LineWidth', 1.5); grid on;
axis([5 500 -120 20]);
xlabel('Frequency [Hz]');
subtitle('Laser displacemnt sensor 240mm (non-collocated)');
load arx85851_piezo_test_1206.mat
ss_SIMO_full_model = idss(arx85851_piezo);
[Mag_SIMO_255, Phase_SIMO_255, W_SIMO_255] = bode(ss_SIMO_full_model);
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