AR filter + Minimum Entropy Deconvolution for Bearing Fault Diagnosis by Santhana Raj

AR Filter by YuleWalker method combined with Minimum Entropy Deconvolution for bearing fault diagnos (ar, filtermed, minimum entropy decon...)

y=ar_med_filter(signal,Fs)

med2d.m

Single Degree of Freedom Vibration Calculator by Jong Kim

This is a single degree of freedom vibration calculator for engineers (vibration, gui, data export)

Single Degree of Freedom Vibration Calculator

Multi Degree of Freedom Vibration Calculator by Jong Kim

Multi Degree of Freedom Vibration Calculator with animation of two mass. (vibration, gui, animation)

MDOF_vibration_calculator3(varargin)

Two DOF Vibration Calculator by Jong Kim

Two Degree of Freedom Vibration Calculator with simple animation of two masses. (gui, vibration)

Two DOF Vibration Calculator

Vibration from frames by Nassim Khaled

this can be used to extract the frequency of a simple harmonic vibrations from frames (image, processing, vibration)

...

Frequency=vibration_from_images(FPS,base_name_of_frame,nb_o...

Y=line_detect_fct(Image)

Nth_Oct_Hand_Arm_&_AC_Filter_Tool_Box by Edward Zechmann

Features Nth octave band, Hand Arm, and A and C weighting filters (noise, nth octave, octave)

ACdsgn(Fs)

Test_Nth_oct_filters1(resample_filter)

[A2, A_str, real_digitsL, real_digitsR, imag_digitsL, imag_...

Dynamic Signal Analyzer 34411A by Neil Forcier

This program turns your DMM into a Dynamic Signal Analyzer. (measurement, aerospace, control design)

performFFT(readings,sRate)

talkTo34411A(sRate, sCount, range, address)

Signal_Analyzer_34411A.m

GUI Single Degree of Freedom Vibration Calculator by Jong Kim

It is a useful tool to study SDOF vibration. (vibration, gui, signal processing)

SDOF_vibration_calculator2(varargin)

Blind Modal Identification (BMID) toolbox by Scot McNeill

Toolbox for performing modal identification using second order blind source separation methods. (signal processing, modal identification, vibration)

[C]=stdcov(x,tau)

[Fcmag,freq,nav,nlo]=f_f_t(varargin)

[Sxx,freq,nav,nlo]=p_s_d(varargin)

System Dynamics Models in Simscape by Jerry Brusher

Simscape models of electromechanical, hydraulic, and thermal systems from System Dynamics textbook. (system dynamics, physical modeling, book)

ssc_ElectroMechSys_Arm_DC_Motor

ssc_ElectroMechSys_Arm_PID_Control

ssc_ElectroMechSys_DC_Motor

Rotor Dynamics toolbox (RotFE) by Izhak Bucher

Toolbox models rotating, elastic shafts with disks (rotordynamics, vibration, eigenvectors)

C=addpdamp(varargin)

DOF=roteqn1(NODEDIR,Bcord,dim,NOSORT)

DispRotInfo(cmd,no)

GUI to plot response of a 'spring mass damper' system by Tejas Varunjikar

Interactive GUI to plot response of a system for (m,k,c) values of your choice. (gui, graphical user interf..., underdamped)

plotter_vibration(varargin)

Data Translation DT8837 Instrument Module Driver by Data Translation

Using Data Translation Vibration Instrument Modules with MATLAB through IVI-COM (data translation, drivers, automotive)

AnalogInTachCounterStreaming.m

AnalogInputSyncUsingTriggerBus.m

DigitalOutput.m

vibratingString by Alexander Erlich

vibratingString displays an animation of four vibrating strings with oscillation modes. (physics, theoretical, string)

createCoords( radius, redRad, omega, numpeaks, tcurr, phi)

vibratingString( numpeaks )

Real time octave analysis by Scott Hirsch

FFT and 3rd octave display of an incoming analog input signal. (third octave, vibration, acoustic)

demoai_acoustic(varargin)

oct3bank(x);

oct3dsgn(Fc,Fs,N);

Nonlinearity Detection using Zeroed Early-Time FFTs by Matt Allen

Nonlinearity detection scheme for free response based on FFTs (aerospace, automotive, signal processing)

ZNLDetect(a,t,varargin);

ZNLDetectC(a,t,varargin);

nldetect_anex1_v1_eom(t,x);

4 wheel vehicle simulation with simulink (simmechanics) by morteza ahmadi

in this project you can see the simulation of one car (mechanics, amirkabir university, ode)

load_var

vehicle

MATLAB Earthquake by Husam Aldahiyat

Randomly Vibrates Graphical Objects (random, earthquake, vibrate)

mquake(h,int,dur,op1,op2)

4 wheel vehicle simulation with ode by morteza ahmadi

In this project you can see the simulation of one car (amirkabir university, tire, vehicle)

Helicopter Rotor to Fuselage Vibration Transmission Simulator by Divahar Jayaraman

Analysis tool for exploring which harmonic of blade vibration will be transmitted to hull and why (aerodef, helicopter, simulator)

Cylinder( orgin,r,h,dir,n,closed )

Extrude( x1,x2,h1,h2,dir,closed )

Make_Blade(x,y,rR,R,psi,theta,beta,zeta )

Shock Response Spectrum by Tom Irvine

This program calculates the SRS of a time history. (spectral analysis, spectrum, response)

srs.m

Natural Frequencies of a Circular Plate by Andrei Zagrai

A soft table for the natural frequencies and modal parameters of uniform circular plates. (circular plate, vibration, aerodef)

elastic_flexural(y,v,n,R,T)

elastic_flexural_A(r,fi,n,a,y,C);

elastic_flexural_C(y,v,n,R,T)

2-sided Zmod by Izhak Bucher

Shows a bi-directional spectrogram of a whirling shaft. (time frequency, wavelets, rotating machinery)

show_2sided.m

campbell by Berthold Kaeferstein

Scripts to show how to perform Order Analysis. (Campbell, Angular Domain Resampling etc.) (campbell, analysis, order)

[Fs,t,Ticks,rpstheo,encodersig,signal]=ordergram_signal()

[valuevec,idxvec]=findnearest(vec1,vec2)

Demo_all.m

Vibration Simulation Using MATLAB and ANSYS by Michael Hatch

Companion Software (mechanical engineerin..., virabtion simulation, dynamics)

tdofssfun(t,x)

tdofssmodal1fun(t1,x1)

tdofssmodal2fun(t2,x2)