Zobrazeno 1 - 10
of 65
pro vyhledávání: '"Yashar Javadi"'
Autor:
Brandon Mills, Yashar Javadi, Farhad Abad, Saeid Lotfian, Charles MacLeod, Ali Mehmanparast, Gareth Pierce, Anthony Gachagan
Publikováno v:
Heliyon, Vol 10, Iss 14, Pp e34579- (2024)
This study explores the inspection of bolted connections in wind turbines, specifically focusing on the application of Phased Array Ultrasonic Testing (PAUT). The research comprises four sections: Acoustoelastic Constant calibration, high tension inv
Externí odkaz:
https://doaj.org/article/9672e62aea6847c2a1e60b30f1fd4ee3
Autor:
Joseph Walker, Brandon Mills, Yashar Javadi, Charles MacLeod, Yongle Sun, Pradeeptta Kumar Taraphdar, Bilal Ahmad, Sundar Gurumurthy, Jialuo Ding, Fiona Sillars
Publikováno v:
Sensors, Vol 24, Iss 19, p 6372 (2024)
This paper presents a study on residual stress measurement in wire-arc additively manufactured (WAAM) titanium samples using the non-destructive method of phased array ultrasonics. The contour method (CM) was used for the verification of the phased a
Externí odkaz:
https://doaj.org/article/848af413c2634e4fbb413f9fb469ad8e
Autor:
Yashar Javadi, Brandon Mills, Charles MacLeod, David Lines, Farhad Abad, Saeid Lotfian, Ali Mehmanparast, Gareth Pierce, Feargal Brennan, Anthony Gachagan, Carmelo Mineo
Publikováno v:
Sensors, Vol 24, Iss 5, p 1421 (2024)
This paper presents a novel approach for preload measurement of bolted connections, specifically tailored for offshore wind applications. The proposed method combines robotics, Phased Array Ultrasonic Testing (PAUT), nonlinear acoustoelasticity, and
Externí odkaz:
https://doaj.org/article/65d7b8eb68e94c2dbb6f474e8fd28b01
Autor:
Carmelo Mineo, Yashar Javadi
Publikováno v:
Sensors, Vol 22, Iss 19, p 7654 (2022)
Non-destructive testing (NDT) and evaluation (NDE) are commonly referred to as the vast group of analysis techniques used in civil, medical, and industrial sectors to evaluate the properties of materials, tissues, components, or structures without ca
Externí odkaz:
https://doaj.org/article/ed4d63a3be064e04beb8606450712b50
Autor:
Ehsan Mohseni, Yashar Javadi, Nina E. Sweeney, David Lines, Charles N. MacLeod, Randika K.W. Vithanage, Zhen Qiu, Momchil Vasilev, Carmelo Mineo, Peter Lukacs, Euan Foster, S. Gareth Pierce, Anthony Gachagan
Publikováno v:
Materials & Design, Vol 198, Iss , Pp 109330- (2021)
Automated in-process Non-Destructive Testing (NDT) systems are rapidly gaining traction within the manufacturing industry as they reduce manufacturing time and costs. When considering calibration and verification of such systems, creating defects of
Externí odkaz:
https://doaj.org/article/f183200c31234427a2e40eaf05d90c6a
Autor:
Rastislav Zimermann, Ehsan Mohseni, Momchil Vasilev, Charalampos Loukas, Randika K. W. Vithanage, Charles N. Macleod, David Lines, Yashar Javadi, Misael Pimentel Espirindio E Silva, Stephen Fitzpatrick, Steven Halavage, Scott Mckegney, Stephen Gareth Pierce, Stewart Williams, Jialuo Ding
Publikováno v:
Sensors, Vol 22, Iss 11, p 4203 (2022)
The demand for cost-efficient manufacturing of complex metal components has driven research for metal Additive Manufacturing (AM) such as Wire + Arc Additive Manufacturing (WAAM). WAAM enables automated, time- and material-efficient manufacturing of
Externí odkaz:
https://doaj.org/article/aaceda020f004353863dc5296eba36f6
Autor:
Yashar Javadi, Nina E. Sweeney, Ehsan Mohseni, Charles N. MacLeod, David Lines, Momchil Vasilev, Zhen Qiu, Randika K.W. Vithanage, Carmelo Mineo, Theodosia Stratoudaki, Stephen G. Pierce, Anthony Gachagan
Publikováno v:
Materials & Design, Vol 195, Iss , Pp 108981- (2020)
In multi-pass welding, there is increasing motivation to move towards in-process defect detection to enable real-time repair; thus avoiding deposition of more layers over a defective weld pass. All defect detection techniques require a consistent and
Externí odkaz:
https://doaj.org/article/0021c7c55e264539a34abcf973efe39b
Autor:
Yashar Javadi, Ehsan Mohseni, Charles N. MacLeod, David Lines, Momchil Vasilev, Carmelo Mineo, Euan Foster, Stephen G. Pierce, Anthony Gachagan
Publikováno v:
Materials & Design, Vol 191, Iss , Pp - (2020)
Automated weld deposition coupled with the real-time robotic Non-Destructive Evaluation (NDE) is used in this paper. For performance verification of the in-process inspection system, an intentionally embedded defect, a tungsten rod, is introduced int
Externí odkaz:
https://doaj.org/article/22015ac03a004ab497aed91f7cc05546
Autor:
Don Pieris, Theodosia Stratoudaki, Yashar Javadi, Peter Lukacs, Sam Catchpole-Smith, Paul D. Wilcox, Adam Clare, Matt Clark
Publikováno v:
Materials & Design, Vol 187, Iss , Pp - (2020)
Additive manufacturing (AM) has the capability to build complex parts with internal features, which have many advantages over conventionally manufactured parts. This makes AM an alternative for advanced manufacturing sectors. AM components suffer fro
Externí odkaz:
https://doaj.org/article/63150fff97454566b84c7e3d8cfe4562
Autor:
Momchil Vasilev, Charles N. MacLeod, Charalampos Loukas, Yashar Javadi, Randika K. W. Vithanage, David Lines, Ehsan Mohseni, Stephen Gareth Pierce, Anthony Gachagan
Publikováno v:
Sensors, Vol 21, Iss 15, p 5077 (2021)
The growth of the automated welding sector and emerging technological requirements of Industry 4.0 have driven demand and research into intelligent sensor-enabled robotic systems. The higher production rates of automated welding have increased the ne
Externí odkaz:
https://doaj.org/article/98c3e7221f724272bd465c9ecbd91580