Shakedown, ratchet, and limit analyses of 90 back-to-back pipe bends under cyclic in-plane opening bending and steady internal pressure

NK Cho, H Chen - European Journal of Mechanics-A/Solids, 2018 - Elsevier
A 90° back-to-back pipe bend structure subjected to cyclic in-plane bending moment and
steady internal pressures is analysed by means of the Linear Matching Method (LMM) in …

Progress in Lightweight Design Methods for Large-Size Panel Structures in Manned Pressurized Capsules

Z Zhou, C Yu, X Han, K Zheng, C Jiang, K Tian - Applied Sciences, 2023 - mdpi.com
The pressurized capsule structure provides the pressure environment for astronauts or
payloads in space, which is thus considered as the most crucial structural component for …

Shakedown boundary determination of a 90 back-to-back pipe bend subjected to steady internal pressures and cyclic in-plane bending moments

HF Abdalla - International Journal of Pressure Vessels and Piping, 2014 - Elsevier
No experimental data exist within open literature, to the best knowledge of the author, for
determining shakedown boundaries of 90° back-to-back pipe bends. Ninety degree back-to …

A generalised method for ratchet analysis of structures undergoing arbitrary thermo‐mechanical load histories

M Lytwyn, HF Chen, ARS Ponter - International Journal for …, 2015 - Wiley Online Library
A novel approach is presented based upon the Linear Matching Method framework in order
to directly calculate the ratchet limit of structures subjected to arbitrary thermo‐mechanical …

Analytical ratchet limit for pressurized pipeline under cyclic nonproportional loadings

X Zheng, H Peng, J Yu, W Wang, W Lin… - Journal of Pipeline …, 2017 - ascelibrary.org
Analytical ratchet limits of cylindrical pipelines subjected to several typical cyclic
nonproportional loading combinations, such as internal pressure, tension, compression …

Non-cyclic shakedown/ratcheting boundary determination-Part 2: Numerical implementation

R Adibi-Asl, W Reinhardt - International journal of pressure vessels and …, 2011 - Elsevier
Determining the boundary between the shakedown and ratcheting domains (ratchet
boundary) for a component using cyclic elastic-plastic analysis is computationally very …

A novel simulation for the design of a low cycle fatigue experimental testing programme

R Beesley, H Chen, M Hughes - Computers & Structures, 2017 - Elsevier
This paper proposes an innovative concept for the design of an experimental testing
programme suitable for causing Low Cycle Fatigue crack initiation in a bespoke complex …

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 analysis of a reusable space capsule

G Chen, X Wang, Z Zhou, L Zhang - International Journal of Mechanical …, 2023 - Elsevier
As the main component of the crewed spacecraft, the space capsule used for future space
missions, especially for the deep-space explorations, must be safe, lightweight, and …

Study on cyclic plastic behaviour of sandwich pipelines subjected to cyclic thermo-mechanical loads

K Song, Y Choi, G Park, NK Cho, CS Kim - Ocean Engineering, 2022 - Elsevier
Subsea pipelines are generally used to transfer hydrocarbons from ultra-deep seawater to
facilities on the shore. Typically, sandwich pipelines are filled with polymeric cores for …