How to build fluid structure interaction simulation for elastic ring squeeze film damper in COMSOL?

How to build fluid structure interaction simulation for elastic ring squeeze film damper in COMSOL?

22 February 2021 5,408 1 View

How to find intensity of research and technology outcomes from the reputed journal paper? Either by research or technology or by both of them?

How to find intensity of research and technology outcomes from the reputed journal paper? Either by research or technology or by both of them?

22 February 2021 5,525 3 View

How to build fouling and erosion simulation model for Aero Engine compressor and turbine rotor in Simulink / Matlab?

How to build fouling and erosion simulation model for Aero Engine compressor and turbine rotor in Simulink / Matlab?

22 February 2021 3,697 1 View

H2/CO ratio calculation in dry reforming?

How to calculate H2/CO ratio in dry reforming? This question is for my friend. The ratio should come around 1.0. But the ratio coming 35, 40, 48. CO peak is higher and H2 peak is smaller. What is...

31 January 2021 7,788 3 View

Can anyone suggest which type of sensor input signals are more critical in flying aero engines for on-board diagnostics?

Can anyone suggest which type of sensor input signals are more critical in flying aero engines for on-board diagnostics? and high potential sensors for prognostics?

18 January 2021 4,087 1 View

How to build aero engine fuel system online prognostics simulation model using Matlab, Simulink and Simscape?

How to build aero engine fuel system online prognostics simulation model using Matlab, Simulink and Simscape?

17 January 2021 5,181 1 View

How to predict remaining useful life (RUL) on used aeroengine and its components level?

How to predict remaining useful life (RUL) on used aeroengine and its components level? (or) Any standard mathematical relations for RUL?

17 January 2021 8,127 3 View

For dissolving haloalkanes which is best solvent - polar or nonpolar?

For dissolving haloalkanes which is best solvent - polar or nonpolar? How much quantity of solvent is required if the solublity is unknown.

12 October 2020 3,447 4 View

Why the color of dichloropropane changed?

The color of dichloropropane changed from colorless to brown color during distillation. The actual color of dichloropropane is colorless. Why the color changed. Thank you

27 September 2020 3,216 3 View

Conversion of Dichloroalkane into Alkanediols?

I need to convert 1,2-dichloralkane to alaknediol using reflux condenser. The dichloroalkane is insoluble in water. Hence i need to take methanol/ethanol as solvent. For substitution reaction i...

14 September 2020 6,292 3 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

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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View