Zobrazeno 1 - 10
of 175
pro vyhledávání: '"Che-Hua Yang"'
Autor:
M. Saravana Kumar, Che-Hua Yang, V. Aravinthan, Adeolu Adesoji Adediran, S. Rashia Begum, M. Vasumathi, Tien Chien Jen
Publikováno v:
Results in Engineering, Vol 21, Iss , Pp 101846- (2024)
Recently, several industries have been implementing the Cold Metal Transfer (CMT) powered Wire and Arc Additive Manufacturing (WAAM) technique because it fabricates large-scale products effectively. However, studies related to attaining uniformity in
Externí odkaz:
https://doaj.org/article/e1289daf0e434cc6abeb27e988b7e5f6
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-19 (2023)
Abstract This research aims to fabricate an AlSi10Mg parts using Laser Powder Bed Fusion technique with enhanced structural integrity. The prime novelty of this research work is eliminating the balling and sparring effects, keyhole and cavity formati
Externí odkaz:
https://doaj.org/article/5519f2347c834900a340bc04376964a8
Autor:
M. Saravana Kumar, Muhammad Umar Farooq, Nimel Sworna Ross, Che-Hua Yang, V. Kavimani, Adeolu A. Adediran
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-21 (2023)
Abstract The additive manufacturing technique of material extrusion has challenge of excessive process defects and not achieving the desired mechanical properties. The industry is trying to develop certification to better control variations in mechan
Externí odkaz:
https://doaj.org/article/afdb6c3daf9d4a2e99633e087309ce04
Publikováno v:
Sensors, Vol 23, Iss 19, p 8036 (2023)
Traditional ultrasonic testing uses a single probe or phased array probe to investigate and visualize defects by adapting certain imaging algorithms. The time-domain synthetic aperture focusing technique (T-SAFT) is an imaging algorithm that employs
Externí odkaz:
https://doaj.org/article/e5c993aed9d44fd580a6d2e44fdc08ca
Publikováno v:
Metals, Vol 13, Iss 3, p 575 (2023)
In the present study, a dry sliding wear test has been conducted to analyse the wear rate of Ti-6Al-4V alloy specimens which were fabricated using selective laser melting and conventional methods. Microstructure, micro- and nanohardness, and wear beh
Externí odkaz:
https://doaj.org/article/1302590ed93744ae87eb4fc5f98f5475
Publikováno v:
Results in Physics, Vol 12, Iss , Pp 1610-1620 (2019)
The laser surface alloying has emerged as an important tool to form wear resistant layer. In this work, the characteristics of laser alloyed WC-12%Co and Cr3C2-25%NiCr powders over nodular cast iron and their effects on microstructure, microhardness
Externí odkaz:
https://doaj.org/article/c0cfcb264b884f9e823c349cba2fecb5
Publikováno v:
Results in Physics, Vol 19, Iss , Pp 103438- (2020)
This study presents two non-contact systems – hybrid laser with air-coupled ultrasound and pure air-coupled ultrasonic system for the non-destructive inspection and detection of flaws in CFRP and aluminium plates. B-scans are used to identify the s
Externí odkaz:
https://doaj.org/article/790de4c1f3b645b980a48d105e87950b
Autor:
N. Jeyaprakash, Che-Hua Yang, Muthukannan Duraiselvam, G. Prabu, Sheng-Po Tseng, D. Raj Kumar
Publikováno v:
Results in Physics, Vol 15, Iss , Pp - (2019)
Nodular cast iron (NCI) are used in nuclear energy and transportation industries. Also, NCI are used in gear boxes, camshaft, crank shaft, rolling mill rolls and machine tool beds. The reliability of the NCI under heavy loading condition is affected
Externí odkaz:
https://doaj.org/article/1b5532e342fa40b687543097c9b1fb2e
Publikováno v:
Applied Sciences, Vol 10, Iss 10, p 3476 (2020)
In this research, some nondestructive ultrasonic techniques were employed to inquire into the effect of microstructural changes induced by thermal aging and cold work on the ultrasonic response. As thermal embrittlement is a risk to the safety of nuc
Externí odkaz:
https://doaj.org/article/a4c46836e3264470ad21cf9a5a86de18
Autor:
Che-Hua Yang, Tai-Chieh Wu
Publikováno v:
Sensors, Vol 17, Iss 7, p 1643 (2017)
A position sensitive detector (PSD) is frequently used for the measurement of a one-dimensional position along a line or a two-dimensional position on a plane, but is more often used for measuring static or quasi-static positions. Along with its quic
Externí odkaz:
https://doaj.org/article/f88cfbffe62246efb13d4be1bfa4e110