Ratcheting assessment of the catalyst layer in polymer electrolyte membrane fuel cells considering thermal-mechanical-humidity cycling

P Ding, X Zheng, H Chen, S Tu - Applied Energy, 2024 - Elsevier
The properties of polymer electrolyte membrane fuel cells (PEMFCs) are highly affected by
the catalyst layer (CL). However, the cyclic swelling and shrinking of the ionomer caused by …

Effect of wall thinning on the shakedown interaction diagrams of 90-degree back-to-Back bends subjected to simultaneous steady internal pressures and cyclic in …

HF Abdalla - Thin-Walled Structures, 2019 - Elsevier
This research studies the effect of wall thinning on generated shakedown (SD) interaction
diagrams of pressurized low-carbon steel 90-degree (90-Deg) back-to-back (B2B) bends …

Shakedown limit of elbow pipe under coupled cyclic thermal-mechanical loading based on the LMM

X Chen, Y Liu, L Zhu, L Lang, H Chen - International Journal of Pressure …, 2022 - Elsevier
In this paper, the linear matching method (LMM) is used to study the shakedown limit of
elbow pipes under coupled cyclic mechanical-thermal load. Firstly, the thermal stress …

A novel methodology for determining the elastic shakedown limit loads via computing the plastic work dissipation

HF Abdalla - International Journal of Pressure Vessels and Piping, 2021 - Elsevier
A methodology that targets determining the shakedown (SD) limit loads via computing the
plastic work dissipation (PWD) is presented. The methodology is termed: Shakedown Limit …

Failure modes of API 12D tanks with a semicircular-topped rectangular cleanout and stepped shell design

E Azzuni, S Guzey - International Journal of Pressure Vessels and Piping, 2018 - Elsevier
Abstract The American Petroleum Institute Specification 12D (API 12D) provides the oil and
gas industry with ten tank designs with nominal capacities ranging from 500 bbl (79.5 m 3) to …

Fatigue evaluation of API 12D tanks with a semicircular-topped rectangular cleanout and stepped shell design

E Azzuni, S Guzey - International Journal of Pressure Vessels and Piping, 2019 - Elsevier
Ten tank designs with nominal capacities ranging from 500 bbl (79.5 m 3) to 10,000 bbl
(1590 m 3) are provided by the American Petroleum Institute Specification 12D (API 12D) to …

Design by analysis methods for ductile collapse modes under static and repeated loading

D Gilmartin - 2024 - stax.strath.ac.uk
Pressurised components in civil nuclear power plants are required to operate under extreme
thermal and mechanical loading conditions. There are many potential failure mechanisms …

A numerical method of lower bound dynamic shakedown analysis for 3D structures

G Zhang, H Peng, H Zhang, J Tang… - Engineering …, 2021 - emerald.com
Purpose The safety assessment of engineering structures under repeated variable dynamic
loads such as seismic and wind loads can be considered as a dynamic shakedown …