Anyone working in Model updating technique using FEM?

More Lute Venkat's questions See All

What type crucible can be used for calcination of talc powder?

There are different types of crucible material is available for calcination. What are the different crucibles that can be used for talc?

20 March 2023 5,313 2 View

Hi, Any idea how to get Time series data of Solar Irradiance from wrfout file?

Filename : wrfout_d01_2023-02-09_00:00:00 I'm trying to get time series data of solar Irradiance in a csv or excel form from this wrfout file. Thank you Naveen Venkat National Institute of...

14 February 2023 4,580 0 View

How should I prepare PDMS and Cu nanowires composite and conductivity ?

Hello, I want to prepare a thick layer of PDMS + Cu Nanowires composite electrode (2wt% to 6 wt% or higher) to improve conductivity, with a dimentions range of 10 mm x 10 mm and 20 mm x 20 mm,...

27 January 2023 9,748 2 View

Hi, I'm trying to visualize SWDOWN from WRF output. Is there any working python script that can help ?

I'm trying to plot solar irradiance or GHI from WRF output. Is there any python script to visualize this ?

03 January 2023 3,923 2 View

Where is historical global AQI data available?

I am trying to get historical AQI data for cities across the world. Air Quality Open Data Platform (https://aqicn.org/data-platform/covid19/) has extensive data, but 2015-2018 data is available...

19 October 2022 4,423 3 View

How can the cost comparison be made for PBSD and the prescriptive based design?

What are the economics of Performance-based design in terms of cost compared with the more traditional methods of design (force-based)? IS there any case study available for RC structures?

24 July 2022 8,724 0 View

Significance of Performance-based design?

Do we think that the PBSD mentions recentering, repairability or seismic sustainability? As we know that after a certain level of expectation, the structure and the building become disposable with...

24 July 2022 8,642 0 View

What are the advantages and disadvantages of PBSD?

Can we discuss the pros and cons of Performance-Based Design in an impartial way.

24 July 2022 892 0 View

Can we control structural performance in PBSD?

We understand that engineers don't control structural performance, but nature does. Performance-based Design is only an expectation with little to no Physical basis. Do we have any actual cases?

24 July 2022 8,638 0 View

What are the Limitations of PBSD?

Can we discuss the limitations of Performance-based Design? Does it really (in practice) deliver what it claims?

24 July 2022 1,761 1 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,936 1 View

Short Synthesis of Graphene Oxide from Natural Graphite Flakes?

I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...

01 August 2024 8,366 2 View

Has anyone looked into the stability of FEM methods on curved meshed?

Google scholar isn't giving me any results on this

27 July 2024 595 2 View

How can I decrease the error of Rietveld method for phase quantification?

Phase quantification in steel contain BCC and FCC

20 July 2024 8,149 7 View

Can someone help with the instrument configuration in Profex using Rietveld Refinement?

I am trying to configure the instrument in Profex but I can't get a chi-squared value below 9.65 for LaB6. This is the configuration of the equipment, which is a Bruker D8 Advance with a Linxeye...

14 July 2024 4,767 1 View

I came across oscillations in a pressure profile for a pipeline flow along the axis of a cylinder, how do I prove that these are not numerical err?

In terms of CFD, we often analyze the stability of the error using Von-Neumann analysis, especially for FDM based problems. Should we follow the same approach for a compressible fluid flow using FVM ?

13 July 2024 6,294 5 View

General Axisymmetric Solid Elements 272 & 273: what is their formulation?

Dear Researchers, Recently, my research group and I have been working on understanding the formulation of axisymmetric elements. We began by studying 4-node and 8-node Axisymmetric-Harmonic...

12 July 2024 6,754 2 View

What are the criteria that must be retained for the development and validation of a qualitative NMR method ?

Dear Community, I would like to develop and validate a qualitative NMR method for the analysis of a specific category of chemicals, and my question is the following: What are the criteria that I...

08 July 2024 1,402 4 View

How to convert magnetic conductivity from SI to lattice units?

I'm simulating a magnetohydrodynamic problem of blood flow using lattice Boltzmann method in lattice units and I need to convert the magnetic conductivity to lattice units. The physical value is...

07 July 2024 5,242 0 View

How to solve "1 elements have missing property definitions" in Abaqus?

I am creating a single element model in Abaqus of a composite material. My goal is to match the stress-strain curve of the material which was obtained experimentally. I am using VUMAT for Fabric...

07 July 2024 10,036 5 View