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Questions related to Heat
I need help simulating PV DSTATCOM for power quality improvement using evolutionary-based optimization techniques to enhance the performance of DSTATCOM
02 February 2023 4,137 3 View
Hello everyone I am undergraduate student of Chemical engineering I have an assignment in which we are given with problem statement to Develop a simulation of any non-conventional equipment in...
22 January 2023 825 2 View
have to make a brief analysis and capacity of the plant is given and operating pressure is given only? (design of Kettle reboiler in gas purification plant of capacity of 100 MMSCFD, operating...
07 January 2023 6,331 1 View
I tried writing a udf for the turbulence model needed to validate a study. The wall boundary conditions (epsilon and f) specified for the v2-f model are available in the code I wrote. While I get...
12 December 2022 6,581 1 View
Dear, Now I am working on the process modeling for CO2 capture, but not sure about the typical industry diameter for a packing type absorber and stripper. Could anyone give any suggestions? I...
17 November 2022 7,796 0 View
My question is that if we want to remove CO2 from a gas stream that contains 20% O2 and less than 5% CO2, what are the best solvents list? The solvent should be able to remove CO2 in very low...
16 November 2022 9,806 5 View
I need to find the electronic states of strontium hydroxide. while, the binding energy difference is small.
23 October 2022 265 1 View
I have modelled solid slab and I have assigned bottom face of slab as Elastic support but that elastic support is needed to be modelled for compression only spring.
17 October 2022 4,323 3 View
In our radiation laboratory we routinely trap respired 14CO2 from soil, after incorporating 14C labelled substrates, using NaOH traps which can then be mixed with scintillation fluid and activity...
14 October 2022 7,136 1 View
Dear, I am looking for a list (excel or else) of a large variety of surfactants (from natural origin if possible). If anyone knows a website that references a lot of surfactants, It would be very...
11 October 2022 1,888 3 View
This is in reference to the diesel fuel specification with respect to China VI, Euro VI, BS VI and Wordwide Fuel Charter 2019 wherein the Flash point varies from 35 to 60 deg C. While flash point...
12 September 2022 7,646 1 View
Hi, everyone. I have a question about the photocatalyst related to the Z scheme heterojunction. First of all, sorry for my poor English. The research that I read is as follows: [Hierarchically...
24 May 2022 9,243 5 View
I calculate a set of crystallite size values with microstrain, but my strain value is increasing with increasing crystallite size. what is the reason for that?
20 May 2022 364 1 View
What degree of crystallinity can one expect to observe in PET if it is heated to its melt temperature and left to cool to room temperature without any controlled cooling? Thanks.
29 April 2022 1,099 0 View
Hi everyone, I am currently working on a pollution assessment in sharks in a marine ecosystem. I kindly need help on the permissible maximum heavy metal limit of Aluminium and Iron on fish. A...
02 February 2022 1,167 4 View
In a welding-based simulation using Abaqus I would like to remove nodes/elements which did not cross the melting temperature...or solidify after applying heat... Can some one guide me...
18 September 2021 5,062 0 View
Hello, I am trying to make artificial muscles out of the nylon fishing line and to actuate the muscles I plan on using joule heating, but I have read some research papers which say that we can...
09 August 2021 2,722 3 View
Hi, I am studying Rosencwaig and Gersho's article on the photoacoustic effect (J. App Phys 47, 64 (1976)) and I have had some doubts. It is difficult to understand how the approximations were made...
29 July 2021 4,544 0 View
When solving the MESH (Mass, Equilibrium, Summation and Heat) equations for an equilibrium absorption model (specifically CO2 absorption using monoethanolamine (MEA)), what is an acceptable...
09 June 2021 3,349 0 View
After fitting Mossbauer spectra for Fe(II)-silicate heated at air to 700degC, I observed uncommon, very high quadrupole splitting parameters for Fe3+, I suspect in very disordered environment (?)....
04 May 2021 5,116 5 View
I am currently working on simulation of Fast Pyrolysis of Oil palm biomass to produce bio-oil whereby I am using RCSTR as a pyrolysis reactor so that I can optimize pyrolysis temperature and...
16 April 2021 8,718 1 View
In the following paper, the mean dry weight % of sediment-bound iron (0.15%) is equated to the concentration in μM (29.0 μM). I'm wondering what the calculations/equations behind this are, as I'd...
07 April 2021 7,933 0 View
If the entrance and exit teperatures of a fluid which is flowing through a heat exchanger is known, how could i plot the cooling curve of the fluid along the tube? The overall heat coefficient,...
18 March 2021 9,673 9 View
Hello, in my Aspen Plus Simulation (see attachment) there are two heat exchangers. One HEX1 (oil+gas) ist fed by hot gas which ist coming out of a burner. The other HEX2 (gas+gas) shall work as a...
15 February 2021 8,661 2 View