Dynamic torsional impedance of large-diameter pipe pile for offshore engineering: 3D analytical solution

Y Zhang, MH El Naggar, W Wu, Z Wang, X Yang… - Applied Mathematical …, 2022 - Elsevier
Wind-induced or current-induced torsional vibration is a long-neglected issue for offshore
engineering (eg, offshore wind turbines, offshore oil platforms, etc.). As the dimension of the …

[HTML][HTML] Identification of bored pile defects utilizing torsional low strain integrity test: Theoretical basis and numerical analysis

Y Zhang, H Ji, L Zhang, MH El Naggar, W Wu - Journal of Rock Mechanics …, 2024 - Elsevier
The torsional low strain integrity test (TLSIT), known for its advantages such as a smaller
detection blind zone, improved identification of shallowly buried defects, stable phase …

Theoretical Investigation of Dynamic Pile–Soil Interaction in Torsion Considering Continuity of Heterogeneous Soil

X Liu, L Tang, W Wu, MH El Naggar… - … for Numerical and …, 2025 - Wiley Online Library
The dynamic response of a torsionally loaded pile embedded in heterogeneous soil is
investigated in this paper based on a new theoretical model of the dynamic pile–soil …

Analytical solution for single pile in two-layered soil subjected to torsion

S Basack, H Khabbaz - Geomechanics and Geoengineering, 2024 - Taylor & Francis
Pile foundations are often used to support large structures including wide and high
commercial buildings, offshore and onshore structures, bridges and transport corridors …

Variational approach for torsional dynamic response of a single pile in multi-layered soils

HM Nghiem - Geomechanics and Geoengineering, 2023 - Taylor & Francis
This paper investigates the torsional dynamic response of a single pile with a circular cross-
section embedded in multi-layered soils. The energy principles and variational approach are …

Experimental and Numerical Flexural–Torsional Performance of Thin-Walled Open-Ended Steel Vertical Pile Foundations Subjected to Lateral Loads

JA Pérez, AM Reyes-Rodríguez, E Sánchez-González… - Buildings, 2023 - mdpi.com
This research investigates the effects of torsional moments on the mechanical behavior of
thin-walled open-ended vertical pile foundations subjected to lateral wind loads. The aim of …

[HTML][HTML] Analysis of torsionally loaded non-uniform circular piles in multi-layered non-homogeneous elastic soils

CA Vega-Posada, M Areiza-Hurtado - Engineering Structures, 2022 - Elsevier
A new method for the torsional analysis of non-uniform circular piles partially or fully
embedded in multi-layered elastic soils is developed. The mechanical response of non …

Refined three-dimensional pile element formulation for second-order analysis of pile-supported structures accounting for complex loading conditions

W Ouyang, R Bai, SW Liu, SL Chan - Engineering Structures, 2024 - Elsevier
The second-order analysis method is a simulation-based design method but less utilized for
pile-supported structures due to the current inaccurate and unstable analysis methods for …

A hybrid formulation for torsional dynamic response of pile foundations in a layered soil deposits

BK Gupta - Computers and Geotechnics, 2024 - Elsevier
In the paper, a brief literature review on pile foundations subjected to torsional loads (static
and dynamic) and embedded in linear elastic and viscoelastic soil deposits is provided …

[HTML][HTML] Pile under torque in nonlinear soils and soil-pile interfaces

HM Nghiem, NY Chang - Soils and Foundations, 2019 - Elsevier
This paper presents a new method for analyzing the nonlinear response of a single, vertical
pile with the circular cross-section under torque in layered soils. The nonlinear stress-strain …