International Journal of Structural Integrity: Volume 15 Issue 4

An artificial neural network model for determining stress concentration factors for fatigue design of tubular T-joint under compressive loads

Adnan Rasul, Saravanan Karuppanan, Veeradasan Perumal, Mark Ovinis, Mohsin Iqbal

The stress concentration factor (SCF) is commonly utilized to assess the fatigue life of a tubular T-joint in offshore structures. Parametric equations derived from experimental…

Experimental and numerical analysis on shear capacity of steel-reinforced geopolymer concrete beams with different shear span ratios

Jiahao Jiang, Jinliang Liu, Shuolei Cao, Sheng Cao, Rui Dong, Yusen Wu

The purpose of this study is to use the corrected stress field theory to derive the shear capacity of geopolymer concrete beams (GPC) and consider the shear-span ratio as a major…

Combined nomograms for calculating the bearing capacity and reinforcement of high-strength and normal concrete RC columns

Lu Li, Dong-hua Zhou

This paper aims to obtain a calculation method by hand without iteration.

Research on the creep response of lead-free die attachments in power electronics

Mohammad A. Gharaibeh, Jürgen Wilde

The purpose of this paper is to investigate the thermomechanical response of four well-known lead-free die attach materials: sintered silver, sintered nano-copper particles…

Optimization of fibre orientation for composite reinforcement of circular hollow section KT-joints

Mohsin Iqbal, Saravanan Karuppanan, Veeradasan Perumal, Mark Ovinis, Muhammad Iqbal, Adnan Rasul

Composite materials are effective alternatives for rehabilitating critical members of offshore platforms, bridges, and other structures. The structural response of composite…

Identifying the dominant influencing factors of secondary lining cracking risk in an operating mountain tunnel

Zhangtao Peng, Qian Fang, Qing Ai, Xiaomo Jiang, Hui Wang, Xingchun Huang, Yong Yuan

A risk-based method is proposed to identify the dominant influencing factors of secondary lining cracking in an operating mountain tunnel with weak surrounding rock.

Empirical modeling of stress concentration factors using artificial neural networks for fatigue design of tubular T-joint under in-plane and out-of-Plane bending moments

Adnan Rasul, Saravanan Karuppanan, Veeradasan Perumal, Mark Ovinis, Mohsin Iqbal, Khurshid Alam

Stress concentration factors (SCFs) are commonly used to assess the fatigue life of tubular T-joints in offshore structures. SCFs are usually estimated from parametric equations…

A global sensitivity analysis method based on IBWO-SVR-SS

Yuxin Cui, Yong-Hua Li, Dongxu Zhang, Yufeng Wang, Zhiyang Zhang

Aiming at the inefficiency of solving the Sobol index using the traditional mathematical analytical method, a Sobol global sensitivity analysis method is proposed.

Ultimate resistance and fatigue performance predictions of woven-based fiber reinforced polymers using a computational homogenization method

Junqiang Li, Haohui Xin, Youyou Zhang, Qinglin Gao, Hengyu Zhang

In order to achieve the desired macroscopic mechanical properties of woven fiber reinforced polymer (FRP) materials, it is necessary to conduct a detailed analysis of their…

Detection of bridge damage through analysis of dynamic response to vehicular loads utilizing long-gauge sensors

Mohamed Saifeldeen, Ahmed Monier, Nariman Fouad

This paper presents a novel method for identifying damage in reinforced concrete (RC) bridges, utilizing macro-strain data from distributed long-gauge sensors installed on the…