...Shekhar Srivastava; Rajiv Kumar Garg; Anish Sachdeva; Vishal S. Sharma Accumulated heat input during layer deposition causes high residual stress in the Wire-Arc Additive Manufacturing (WAAM) components. The developed residual stress results in defects like distortion, delamination, cracks, and low...

...Bikash Kumar; Swarup Bag; M. Ruhul Amin The assessment of welding-induced residual stress is always of significant interest due to its adverse effect on the structural stability and mechanical performance of the welded structure. Incorporation of intricate phenomena, in particular, thermal gradient...

...Karan S. Derekar; Bilal Ahmad; Xiang Zhang; Sameehan S. Joshi; Jonathan Lawrence; Lei Xu; Geoff Melton; Adrian Addison Development of residual stress of high magnitude, to the extent of material yield strength and in some cases higher than yield strength, is one of the major challenges faced...

...Chao Liu; Yan He; Yufeng Li; Yulin Wang; Shilong Wang; Yan Wang The residual stresses could affect the ability of components to bear loading conditions and also the performance. The researchers considered workpiece surface as a plane and ignored the effect of surface topography induced...

...Nejah Tounsi; Tahany El-Wardany Part I of these two-part papers will investigate the effect of three finite element method (FEM) representations of the milling process on the prediction of chip morphology and residual stresses (RS), when down-milling small uncut chips with thickness...

...Nejah Tounsi; Tahany El-Wardany In Part II of these two-part papers, the effects of four finite element method (FEM) representations of the milling process on the prediction of chip morphology and residual stresses (RS) are investigated. Part II focuses on the milling of conventional uncut chip...

... was proposed based on microstructure, microhardness, and residual stresses of CD stud welded joint. The results show that a narrow weld seam with a widmanstaten structure is formed because of quick cooling. For the longer stud extension length, the width of the weld zone becomes wider and the microstructure...

... 11 02 2020 28 07 2020 28 07 2020 29 09 2020 welding manufacturing numerical model weld pool transport phenomena microstructure distortion residual stress process sensor machine learning deep learning CNN adaptive control model predictive control MPC control...

...Chaitanya Vundru; Ramesh Singh; Wenyi Yan; Shyamprasad Karagadde Direct laser metal deposition (DLMD) is a promising additive manufacturing technique which has a huge potential in remanufacturing and restoration of high-value dies/molds and aerospace components. The residual stresses developed...

...Yang Hua; Zhanqiang Liu; Bing Wang; Jiaming Jiang Low plasticity burnishing (LPB) has been extensively employed in aero-industry to enhance fatigue performance of machined components by introducing compressive residual stress. Effects of various parameters on the residual stress field induced...

... is typically a hard and brittle material. Therefore, it is necessary to detect and remove SSD in the subsequent processes. In this study, a polarized laser scattering (PLS) system is installed to detect the SSD in a ground wafer. It is found that not only the subsurface crack but also the residual stress leads...

... in the development of residual stress and eventually defining the shape of the axial force and bending moment diagrams. Also, higher values of bending moment at the corner of the laminate potentially result in higher degrees of spring-in (or spring-out) after tool removal. Fig. 12 Fringe plots showing...

... and the critical locations for structural failure are reported. solar absorber laser spot welding residual stress welding distortion supercooling finite element analysis Thermal solar collector systems are widely used to absorb solar radiation energy and convert it into usable heat energy [ 1...

... device design. injection molding design of experiment numerical analysis thermal deformation residual stress An injection molding process is one of the key manufacturing techniques to produce parts from polymeric materials. Material is fed into a heated barrel, mixed, and forced...

...A. M. Kamara; S. Marimuthu; L. Li This paper reports an investigation into the residual stress generated with the laser direct metal deposition (LDMD) process and particularly that which arises from the deposition of a multiple-layer wall of Waspaloy on an Inconel 718 substrate. These Ni-based...

... microscope. The residual stress developed in the cutting section is determined using the X-ray diffraction technique. It is found that high residual stresses are formed in the cutting section, and predictions agree well with the experimental results. The laser cut edges are found to be free from the large...

...A. W. Warren; Y. B. Guo Hard turning and grinding are precision processes in many cases for manufacturing various mechanical products. Product performance is highly dependent on the process induced residual stress. However, the basic differences in residual stress profiles generated by hard turning...

...Yongxiang Hu; Zhenqiang Yao; Jun Hu Laser shock peening (LSP) is an innovative surface treatment technique similar to shot peening. An analytical model to predict the residual stress field can obtain the impact effect much quickly, and will be invaluable in enabling a close-loop process control...

...Hua-Jun Zhang; Guang-Jun Zhang; Chun-Bo Cai; Hong-Ming Gao; Lin Wu Control welding residual stress and distortion is extremely important in manufacturing industry. Double-sided double arc welding (DSDAW), which can control residual stress and angular distortion, is developed. Because arc distance...

...B. Sadasivam; A. Hizal; S. Park; D. Arola Abrasive waterjet peening (AWJP) has been conceived as a new surface treatment process capable of achieving desired changes in surface texture, chemistry, and residual stress simultaneously. In the present investigation, the influence of elastic prestress...