Can anyone suggest me an economic laser vibrometer which can measure the accurate mode shapes of the simple structure?

I wish to buy a economic (cost effective) laser vibrometer to measure the precise mode shapes of the structure. Can anyone suggest me other than polytec laser vibrometer.

10 November 2017 7,309 4 View

Does anyone have MATLAB Code for shearlet Transform?

I need a MATLAB code for shearlet transform to perform the analysis of tilted features in images.

07 August 2017 2,418 5 View

How to solve fourth order ODE equations numerically?

06 July 2017 8,461 1 View

How to simulate the moving heat source on CFRP Laminates in ABAQUS?

07 August 2016 1,582 0 View

What is the expression for torsion vibration of thin plates?

I want to calculate shear modulus 'G' through the vibration method. Once I get natural frequency corresponding to torsional mode then I'll use it for the expression in order to find G.

09 October 2014 3,954 7 View

How does one give bidirectional woven ply orientation in ABAQUS?

07 August 2014 2,145 4 View

How can I check the closeness of normal distribution?

I have data points that I want to check the closeness of normal distribution. So I can use ''hist'' function in MATLAB, but I need a coefficient which tells how closeness to the normal...

03 April 2014 1,445 13 View

Can I use six sigma method as threshold value for damage identification problems?

Is there any standard practices are available to use threshold value in the damage identification problems. If anything is there, kindly let me know.

02 March 2014 9,208 5 View

How do you avoid edge effects in wavelet transform?

I have a signal I would like to pass through the WT. I am very much interested in detecting the singularity in the signal but I found peaks at the edge.

02 March 2014 8,119 3 View

How to get reliable natural frequency when I repeat the vibration test for several times?

Basically, I am trying to detect damage on beam structures for a cantilever support. Suppose, I am measuring first natural frequencies from the experiments at several times of undamaged state of...

01 February 2014 2,094 6 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Is SSRN e-Journal Scopus indexed?

I have publication in SSRN. I want to know whether it is Scopus indexed? Does it show impact factor? What is its ISSN No.?

02 March 2021 4,565 3 View