Modeling of ash formation and deposition processes in coal and biomass fired boilers: A comprehensive review

Y Cai, K Tay, Z Zheng, W Yang, H Wang, G Zeng, Z Li… - Applied Energy, 2018 - Elsevier
This paper presents a comprehensive review on the development of the modelling of ash
deposition with particle combustion, sticking, rebound and removal behaviors. The …

Review of common failures in heat exchangers–Part I: Mechanical and elevated temperature failures

M Ali, A Ul-Hamid, LM Alhems, A Saeed - Engineering Failure Analysis, 2020 - Elsevier
This study provides an overview of the common modes and causes of failure of heat
exchanger tubes. Failure investigations of heat exchangers reported in the literature are …

Gas-side fouling, erosion and corrosion of heat exchangers for middle/low temperature waste heat utilization: A review on simulation and experiment

MJ Li, SZ Tang, F Wang, QX Zhao, WQ Tao - Applied Thermal Engineering, 2017 - Elsevier
The issues of fouling, erosion and corrosion are commonly occurring phenomena on the flue
gas heat exchangers for middle/low temperature waste heat utilization due to the special …

Effects of variable magnetic field on particle fouling properties of magnetic nanofluids in a novel thermal exchanger system

F Fan, C Qi, J Tu, Z Ding - International Journal of Thermal Sciences, 2022 - Elsevier
Magnetic nanofluids, as a new type of heat transfer media, propose a possible way to
achieve low energy consumption and carbon neutrality, which has attracted a lot of attention …

Applying artificial neural networks for systematic estimation of degree of fouling in heat exchangers

E Davoudi, B Vaferi - Chemical Engineering Research and Design, 2018 - Elsevier
Deposition of undesired materials on the heat transfer surface is one the most challenging
problems for application of heat exchangers. Experimental measurements of degree of …

Fouling potential prediction and multi-objective optimization of a flue gas heat exchanger using neural networks and genetic algorithms

SZ Tang, MJ Li, FL Wang, YL He, WQ Tao - International Journal of Heat …, 2020 - Elsevier
The fouling problem of flue gas heat exchangers is one of the most critical problems to be
solved in industrial waste heat recovery applications. In this paper, the fouling potential …

Investigating the thermal-hydraulic enhancement and ash deposition characteristics of leeward-cut spiral finned tube heat exchangers

Z Tong, H Wang, S Tong, X Chen - International Communications in Heat …, 2023 - Elsevier
The spiral finned tube (SFT) heat exchanger is a vital component in industrial boilers for
energy utilization and recovery. To enhance its efficiency and reduce material usage, a …

A CFD study of particle deposition in three-dimensional heat exchange channel based on an improved deposition model

H Lu, Y Quan - International Journal of Heat and Mass Transfer, 2021 - Elsevier
Airborne particle deposition in the heat exchange channel will cause serious heat transfer
efficiency reduction. Better understanding of deposition characteristics is of significance for …

Parameter study on the fouling characteristics of the H-type finned tube heat exchangers

FL Wang, YL He, SZ Tang, ZX Tong - … Journal of Heat and Mass Transfer, 2017 - Elsevier
In this paper, numerical simulations were performed for the fouling characteristics and heat
transfer performance after fouling on the H-type finned tube heat exchangers, and the …

Parametric study on fouling mechanism and heat transfer characteristics of tube bundle heat exchangers for reducing fouling considering the deposition and removal …

SZ Tang, YL He, FL Wang, YB Tao - Fuel, 2018 - Elsevier
Particulate fouling on flue gas heat exchanger surfaces reduces heat transfer efficiency and
increases the instability of equipment operation. It is necessary to develop a better …