An inverse design problem of estimating the optimal shape of annular fins adhered to a bare tube of an evaporator

CH Huang, YL Chung - Numerical Heat Transfer, Part A …, 2014 - Taylor & Francis
… The annular fin with a bare tube design problem can now be stated as follows. Using the
above … The conjugate gradient method can optimize the above fin design problem and will be …

Design optimization of bare tube heat exchanger for the application to mobile air conditioning systems

H Lim, U Han, H Lee - Applied Thermal Engineering, 2020 - Elsevier
… This causes problems with odor, corrosion, and window fogging. The purpose of the study
is to investigate a bare tube heat exchanger (BTHX) to overcome LFHX problems while …

Performance of bare-tube bundle having small diameter tube: with and without partial bypass

NC Chang, CJ Li, CC Wang - … Communications in Heat and Mass Transfer, 2015 - Elsevier
bare tube bundle having a small diameter tube in association with the partial bypass design.
A … enormous pressure drop penalty and severe fouling problem. Hence an alternative way is …

Optimization of heat transfer performance of a micro‐baretube heat exchanger using a genetic algorithm

S Li, W Zhou, HA Sangani, J Wang… - Energy Science & …, 2023 - Wiley Online Library
… The results showed that the defrosting problem of refrigerators … used several design parameters
for the thermal model using … the design of a micro-bare-tube heat exchanger with a tube

Heat transfer in a staggered bare-tube bank immersed in a vast water pool

MA Zasimova, NG Ivanov, VV Ris, NA Tschur - High Temperature, 2018 - Springer
… of the tubes is given by the solution of the main problem. The solution of the conjugate
problem … formulation of the problem becomes practically significant in the design of such heat …

An experimental investigation of the air-side pressure drop through a bare tube bundle

J du Plessis, M Owen - Journal of Thermal Science …, 2020 - asmedigitalcollection.asme.org
… Most bare tube bundles are unique in design with the main differences being the … -known
generalized reduced gradient solver for the nonlinear problem. The empirical correlation is also …

Design of shell-and-tube heat exchangers using multiobjective optimization

S Fettaka, J Thibault, Y Gupta - International Journal of Heat and Mass …, 2013 - Elsevier
… that the tube pitch ratio, tube length, number of tubes and the … optimization of the design of
a shell-and-tube heat exchanger. … This problem was solved for both discrete and continuous …

Geometrical optimization of bare tube heat exchangers for process industries

TQ Ma, KT Ooi, TN Wong - Proceedings of the Institution of …, 2005 - journals.sagepub.com
… the geometrical optimization design of bare tube heat exchangers… Using this design method,
three typical sizes of bare tube … which are applied to a problem and their choice is crucial. Ei …

Fouling thresholds in bare tubes and tubes fitted with inserts

M Yang, B Crittenden - Applied Energy, 2012 - Elsevier
design of heat exchanger systems [1], [2], [4], [16]. The experimental fouling rate data obtained
using either the bare tube or the tube … the maximum fouling rate for bare tubes) the initial …

Multi-scale modeling and Approximation Assisted Optimization of bare tube heat exchangers

D Bacellar, J Ling, V Aute… - International Heat …, 2014 - dl.begellhouse.com
… to develop and optimize the design of these heat exchangers … for any optimal design due
to smaller tube diameters. The … The general optimization problem can be formulated in the …