Sensitivity analyze for crop evapotranspiration (ET0)?

Does anyone know how to perform a sensitivity analysis for crop evapotranspiration ( FAO Penman-Monteith equation) using daily meteorological data?

27 December 2020 9,552 3 View

How do I DERIVE equations for lumped elements (R, L, C) from S-parameters?

I have modeled the lumped element circuit for the 3D structure which has been simulated in HFSS. Now I need to derive the equations for the lumped elements keeping the S-parameters of the...

23 December 2020 172 3 View

No title

For academic writing.

17 December 2020 6,465 5 View

How to get nanocomposite of PEEK with Zirconia ?

Need a lengthy PEEK with Zirconia based nano composite of 180 mm length. Which method is possible? Tried injection molding no proper mix. Solvent casting process is also very costly. Kindly anyone...

13 December 2020 4,329 5 View

Choice of sampling time in discretization of control?

What I understand is while applying continuous control to a continuous-time system in MATLAB simulations, actually the control is being applied in discrete manner inherently due to the nature of...

28 November 2020 1,866 4 View

Simulation of sliding mode control for a maglev system?

I tried to simulate a maglev system with continuous time sliding mode but my simulation is showing error (there is a singularity at one of the integrators). I am attaching the modelling and...

16 November 2020 8,964 7 View

Can anyone suggest is there any way to compare the amount of chattering in 2 approaches of sliding mode control in quantitative way physically ?

Suppose 2 methods are shown to do sliding mode control of a given system. Please tell me if we can compare chattering in both by MATLAB or some other way

16 November 2020 3,251 3 View

On what basis two ceramics to be added in base metal to prepare hybrid metal matrix composites?

I am working on Mg-based metal matrix composites. I added two different types(A&B) with a suitable percentage(1%,2%,3% and 0.5%,1%,1.5%) of ceramics separately using DOE and tested. Now I want...

14 October 2020 2,984 9 View

Where i can get Ti based C94 catalyst ?

Ti based C94 catalyst is required for PBAT synthesis

12 September 2020 7,174 4 View

It is possible implement headonic regression model using apache spark milb?

My concern is to use Headonic regression model for market price index analysis.

10 September 2020 9,466 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

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

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

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How to Eliminate cosine error and abbe error in LASER measurement system(for example Rhenishaw XL80)?

I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...

28 February 2021 4,890 3 View