Contact experts in Heat Transfer to get answers
1,328 views 1,473 posts
Questions related to Heat Transfer
Hello, everyone! I am looking for some references and/or experimental data for a system when steam enters into a cylindrical pipe with a very low mass flow rate and condenses in it due to heat...
30 March 2021 7,265 3 View
I am trying to solve the problem with dimensionless numbers. But while I tried, I failed to find all the parameters from the papers. How can I include the nanofluid properties in the simulation? I...
27 March 2021 5,386 5 View
I would like to know about the heat transfer equation for atmospheric air to endless thickness i.e. ground surface. For example, the Atmospheric temperature is 25 degrees C, and the ground...
25 March 2021 6,883 3 View
I want to understand the theoretical relationship between the functionality of the alternator and its heat generation by Joule effect and mechanical friction.
24 March 2021 5,093 4 View
Hello everyone, I have two graphs which I need to find explanations for the physicalities, however I am finding difficulties for one of them, heat flow related. I'll post both here because one...
16 March 2021 6,640 4 View
Hello Fluent & ICEM cfd users, I have a geometry of a cylinder with tangential rectangular component as shown in below figures. Please guide me how to improve the mesh quality at the sharp...
27 February 2021 5,325 7 View
I'm building a cfx model of thermoplastic pultrusion process on ansys and i have a doubt on how is the proper way to set this parameter in a porous medium
25 February 2021 2,163 1 View
Hi I am working recently on a project where I have to study how the thermal properties or heat transfer enhancement of nanofluids as the volume fraction changes, or if a magnetic field is applied...
23 February 2021 1,175 2 View
I'm currently designing a single pass shell and tube heat exchanger. In the Nusselt number equation I have chosen to use, it requires me to calculate the Prandtl number at the SURFACE of the tube,...
01 February 2021 2,244 11 View
I have to do a cell viability assay using seawater samples. They asked me to prepare serial dilutions of the water samples to be used in the assay but I don't know which concentration is more...
25 January 2021 982 2 View
I know many textbooks include empirical relations between Nu, Re_x, and Pr inside a turbulent boundary layer on a flat wall. However, I want to directly calculate h from known boundary layer...
20 January 2021 1,447 3 View
Required a spray or paint which can resist the heat flow between two steel block in physical contact. Working temperature is 250 degree celsius.
13 January 2021 2,323 6 View
Hi all, I am conducting physical experiments that involve heat exchange between the water being pumped inside a galvanized iron pipe and the pipe's surrounding heated temperature. I would later...
09 January 2021 4,096 4 View
I am calculating the phonon contribution to thermal conductivity for 4 perovskites (BaZrO3, BaSnO3, BaHfO3, and KTaO3) with relatively wide bandgap. When I compare my results for BaZrO3 to the...
28 December 2020 3,462 3 View
Hi, My simulation is coupled temp-displacement analysis which consist of two parts. Part1 penetrates Part2 and makes elastic-plastic deformation,heat transfer and then detached. How to...
26 December 2020 3,755 1 View
A tube is subjected to air at standard temperature and pressure conditions with velocity 5 m/s. initial temperature of the tube is 980 K and drops to 500 K after interaction with the cool air....
22 December 2020 6,578 3 View
I have modelled a condenser of a refrigerator in COMSOL. I made different designs and i want to calculate which design has the highest heat transfer rate. The way i calculate it now is by: q =...
03 December 2020 409 2 View
concrete beam heat transfer analysis steady and transient problem in interaction and load step
18 November 2020 6,465 3 View
Polyurethane insulating foam plays key role in energy-efficient cooling systems such as storage in cold stores, local storage in supermarkets, and domestic refrigerators. In LCA assessment of...
14 November 2020 6,477 3 View
Why does not the temperature at the base surface of the microchannel decrease relative to water when using nanofluids?
09 November 2020 3,441 3 View
I have been trying so hard with ANSYS Fluent and started to doubt myself and understanding of physics. All I want is to obtain the temperature on both sides for a wall that is adjacent to a fluid,...
09 November 2020 2,151 5 View
I have 6 heaters each of power 0.5 kW and mounted below a curved mild steel sheet of thickness 4 mm. The heaters and the below section is covered and insulated. I want the top surface to be...
06 November 2020 376 5 View
Can anyone help me to understand/provide some reference regarding how to calculate heat flow of the area from the radioactive heat production values.
06 November 2020 1,850 1 View
In a surface energy analysis, we have found a very interesting result- the cohesive energy of aluminum fumarate is lower than the adhesive energy of aluminum fumarate-water pair. Also, the uptake...
06 November 2020 4,475 2 View