Materials challenges in hydrogen-fuelled gas turbines

E Stefan, B Talic, Y Larring, A Gruber… - International Materials …, 2022 - Taylor & Francis
With the increased pressure to decarbonise the power generation sector several gas turbine
manufacturers are working towards increasing the hydrogen-firing capabilities of their …

Microstructure and wear properties of atmospheric plasma-sprayed Cr3C2-NiCr composite coatings

D Dzhurinskiy, A Babu, P Pathak, A Elkin… - Surface and Coatings …, 2021 - Elsevier
Gas turbines and other critical power generation components in coastal areas are
susceptible to corrosion and erosion due to solid particle erosion by air-borne particles …

Effect of laser metal deposition parameters on the characteristics of stellite 6 deposited layers on precipitation-hardened stainless steel

AE Pilehrood, A Mashhuriazar, AH Baghdadi, Z Sajuri… - Materials, 2021 - mdpi.com
Laser metal deposition (LMD) is one of the manufacturing processes in the industries, which
is used to enhance the properties of components besides producing and repairing important …

[HTML][HTML] Alloying effects on site preference, mechanical properties, and deformation behavior of L12 Co–Ti-based alloys

XF Gong, ZH Gao, LP Nie, S Qiu, Q Yu, H Wu… - Journal of Materials …, 2023 - Elsevier
Alloying plays an important role in controlling the phase stability, mechanical properties, and
deformation behavior of ordered intermetallic compounds. In this study, the effects of 3d, 4d …

A harmonic balance-based method to predict nonlinear forced response and temperature rise of dry friction systems including frictional heat transfer

Q Gao, Y Fan, Y Wu, L Li - Nonlinear Dynamics, 2023 - Springer
Dry friction dampers in turbomachinery not only decrease the vibration level, but also
generate frictional heat. This thermal process may cause a significant temperature rise at the …

[HTML][HTML] Higher wear-resistant surfacing at high temperatures using a hybrid cladding process

YK Jo, DB Song, JS Choi, J Suh, P Kahhal, SH Park - Materials & Design, 2023 - Elsevier
A novel hybrid cladding process is developed to control the mechanical properties of the
inner metallic clad layer by combining direct energy deposition (DED) and ultrasonic …

[HTML][HTML] An experimental and numerical study of the solid particle erosion damage in an industrial cement large-sized fan

A Fortini, A Suman, N Zanini - Engineering failure analysis, 2023 - Elsevier
The present paper addresses the wear failure analysis of a large-sized centrifugal fan
operating in a cement clinker grinding plant. Within cement production, the calcination at …

Twin hot-wire arc welding additive manufacturing deposition of high tungsten Stellite-6 hard-facing coating: Processing, microstructure and wear properties

M Toozandehjani, F Ostovan, M Shamshirsaz - Materials Today …, 2023 - Elsevier
In order to gain the advantages of excellent wear properties of hard-facing stellite-6 alloy, a
single layer of high tungsten Stellite-6 coating was deposited onto St37 and Mo40 steel …

The effect of aluminide coating on the steam oxidation behavior of SS321 steel at 700° C

K Shirvani, M Taheri, K Hadadipour… - Physica Scripta, 2023 - iopscience.iop.org
Steam oxidation is considered the main attack form involved in the destruction of
superheater tubes in the superheater of water-tube boiler. In this work, the effect of an …

Hot-Cracking Mitigation and Microcrack Formation Mechanisms in Laser Powder Bed Fusion Processed Hastelloy X and Cantor High Entropy Alloys

A Jalali, A Nikniazi, H Gholamzadeh, S Yin… - Metals and Materials …, 2024 - Springer
The microcrack formation mechanisms and mitigation strategies were thoroughly
investigated and explained in Hastelloy X samples fabricated via Laser Powder Bed Fusion …