What is the way to measure grain loss in the head of combine harvester ?

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Why does our stiff biochemical ODE model in R produce unreasonable results (negative values, NAM) despite using solvers like lsoda, vode, and rk4)?

We have developed an ODE model comprising 25 interrelated equations with common coefficients. This biochemical model, applied in wastewater treatment, is characterized by stiffness. Utilizing the...

06 July 2024 7,077 4 View

What is it's difference between lsoda method in R vs. ODE23 or 45 solver in MATLAB?

What is it's difference between lsoda method in R vs. ODE23 or 45 solver in MATLAB.(especially in wastewater treatment and biochemical processes) I am currently engaged in the development of a...

24 June 2024 9,188 2 View

How to reduce the optimization time in Ansys?

I am using an optimization tool in Ansys. It took two days to do optimization with my general computer. Then, I did it by using a server (high CPU and high GPU). Although I increased the system...

13 May 2024 1,216 2 View

How to use infinite elements in Abaqus/CEL?

Hi All, I wonder how I can use infinite elements in CEL (Coupled Eulerian-Lagrangian) models in Abaqus to absorb waves at the boundaries of the soil domain. The only available element type in...

02 April 2023 7,820 1 View

What model or software should I use to get the connection of qualitative data or codes(qualitative data is a series of titles or texts in maxqda )?

I have 7000 qualitative data with different titles which I have coded in maxqda software. What model or software should I use to get the connection of these data or codes? Meaning of qualitative...

22 March 2023 5,492 5 View

How can I generate complete code of analysis in Ansys workbench (Modelling and FE analysis)?

Dear Researchers, As you know, it is possible to generate the code of modeling in SpaceClaim and FE analysis in Ansys. However, I do not know how can I connect the codes of these sections. I...

27 October 2022 1,821 2 View

Tracking method for low frame rate?

I read some literature about tracking methods, now, I am looking for some methods that are useful for low frame rate videos (low fps). Can you propose me?

27 October 2022 6,776 2 View

How we can add material desigmet to our tools in Ansys?

There is a tool which is named material designer for designing complex models like anisotropic materials. I did not find it in my Ansys. How can I add it to my tools?

21 October 2022 2,491 0 View

Is it possible to edit the sketch of the model after extruding in Ansys Discovery or SpaceClaim?

Dear all, As you know, it can be done edition on the sketch after extruding in SolidWorks or Catia. I tried to do it in Ansys Discovery or SpaceClaim but I did not find the tool t do it. Can...

11 October 2022 5,578 0 View

How to find specific ball bearing?

Hello, We want to choose specific bearing between all standards like SKF, KOYO, etc. Is there a book or excel file for finding it. For example we have ball bearing with this diameters 25X30X14....

13 July 2021 8,851 7 View

RNA Extraction Using Hot Borate Method No Longer Working?

I've been performing RNA extraction on cotton petiole tissue for a few months now using the method described in the following paper, a derivative of the typical hot borate method...

08 August 2024 9,882 2 View

All my dear cotton researchers , send your Email and where you are from , this very important?

Dear researchers, specialists in cotton and cotton work in all its fields. Please send your email so that we can create a group and an integrated work team to complete and begin a series of papers...

09 June 2024 7,174 1 View

Hello! I would like to transform banana pseudostem fiber into a type of cotton, how can I?

My name is Maria Clara and I'm currently working on my final thesis as a chemistry technician in Brazil. The highlight of my study is to make a biodegradable nappy with a low cost. I would like to...

28 March 2024 847 0 View

Why isn't polyurethane coated urea showing slow release?

I am trying to coat urea with Polyurethane modified with Siloxane and PEG-400. I synthesized the polyol myself using cotton stalks (Liquified cotton stalk) and the MDI that I am using is...

27 March 2024 5,587 2 View

What are the most important insect parasites on the cotton mealybug?

most important insect parasites on the cotton mealybug?

19 January 2024 560 2 View

Use of coir fibre and micro shredded waste plastic powder for stabilisation of black cotton soil?? what you think about it?? is it worth to use ??

18 January 2024 1,369 1 View

Which gene is responsible for the bacterial blight disease in cotton?

Cotton crop is suffering from bacterial blight disease cause by Xanthomonas campestries p.v malvacearum or Xanthomonas citri p.v. malvacearum? Which gene is responsible for this disease?

19 December 2023 601 1 View

What methods exist for grinding/shredding of elastane-cotton fabrics?

Hey, I am trying to find information on grinding and shredding of elastane-cotton fabrics. That includes methods and especially the microscopic appearence of the fiber after the process. Also...

13 November 2023 9,059 1 View

What is the role of meiosis in the formation of polyploid cotton plants, and what challenges does it present?

meiosis role in polyploidy cotton

27 October 2023 3,603 0 View

How does polyploidy affect the inheritance of agronomically important traits in cotton?

impact of polyploidy on agronomic traits of cotton

27 October 2023 3,110 0 View