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Ioannis Kolias, Nikolaos Aretakis, Alexios Alexiou and Konstantinos Mathioudakis
Disks in gas turbines are optimized for minimum weight, while satisfying both geometry and stress constraints, in order to minimize the engine production, operation, and maintenance costs. In the present paper, a tool is described for the preliminary mec...
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Chengmin Zhou, Lansong Jiang and Jake Kaner
This study aims to integrate data-driven methodologies with user perception to establish a robust design paradigm. The study consists of five steps: (1) theoretical research?a review of the subject background and applications of Kansei engineering and gr...
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Jesus Rosales, Addison Miller, Edgar Nunez, Andreas Gross and Nancy Chanover
The conceptual design of a hybrid aerial vehicle for the exploration of the upper Venus atmosphere is presented. The vehicle will float like a balloon and harvest solar energy which is stored in batteries. The neutral buoyancy reduces the energy consumpt...
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Karim Abu Salem, Giuseppe Palaia, Alessandro A. Quarta and Mario R. Chiarelli
This paper presents a study on the aeromechanical characteristics of a box-wing aircraft configuration with a focus on stability, controllability, and the impact of aeromechanical constraints on the lifting system conceptual design. In the last decade, t...
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Maël Renault and Vaios Lappas
The recent growth in maturity of paraffin-based hybrid propulsion systems reassesses the possibility to design an alternative Mars Ascent Vehicle (MAV) propelled by a European hybrid motor. As part of the Mars Sample Return (MSR) campaign, a Hybrid MAV w...
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Huashuai Liu, Fan Yang and Hongchuan Wang
Climate change poses higher requirements on ocean engineering design, and reasonable estimation of design wave heights plays a crucial role in coastal protection and offshore engineering. Extreme value analysis is widely used in frequency calculations of...
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Fei Guo and Jihong Ye
In order to verify the accuracy and applicability of the discrete element method (DEM) in dealing with geometrically large deformations of continuous plate structures, both a single-parameter analysis and an orthogonal design method were adopted to analy...
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Maria Cristina Porcu, Juan Carlos Vielma Pérez, Gavino Pais, Diego Osorio Bravo and Juan Carlos Vielma Quintero
Due to their excellent seismic behavior, shear wall-type concrete buildings are very popular in earthquake-prone countries like Chile. According to current seismic regulations, the performance of such structures can be indifferently assessed through line...
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Maitrik Shah, Beena Baloni, Salim Channiwala
Pág. 216 - 227
The design and off-design performance of a centrifugal pump largely depends on geomechanical parameters. This study aims at enhancing the performance by optimizing three geomechanical parameters of impeller-volute interactions. The present optimization i...
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Min Li, Miao Wang, Dongjin Ding and Guoqing Wang
The high costs of pilot training and remuneration have placed a heavy financial burden on airlines, prompting people to actively study Single Pilot Operations (SPO). Achieving SPO undoubtedly requires the development of the new conceptual framework, and ...
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Mohamad Norfaieqwan Bin Kamarudin, Jaffar Syed Mohamed Ali, Abdul Aabid and Yasser E. Ibrahim
In structural engineering, thin-walled structures play an important role in the design of the lightweight structural model. It carries different loading conditions when it exists in any model, and it is designed with thin plates or thin shells. Penetrati...
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Xun Peng, Hao Zhu, Dajun Xu, Mingyang Xiao, Weizong Wang and Guobiao Cai
In this study, the aerodynamic uncertainty analysis and optimization of a conventional axisymmetric vehicle with an aerodynamic configuration were investigated. The prediction precision of the typical aerodynamic performance estimating methods, namely, e...
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Aaesha Almazrouei, Aaliya Khan, Abdullah Almesmari, Ahmed Albuainain, Ahmed Bushlaibi, Ali Al Mahmood, Ali Alqaraan, Alya Alhammadi, Amina AlBalooshi, Ashraf Khater, Aysha Alharam, Basel AlTawil, Bashayer Alkhzaimi, Ebrahim Almansoori, Firas Jarrar, Hamzeh Issa, Heyam Alblooshi, Muhammad Taha Ansari, Nouf Alzaabi, Nouf Braik, Panagiotis Dimitropoulos, Prashanth Marpu, Reem Alialali, Ruqayya Alhammadi, Rzan Al-haddad, Salama Almazrouei, Shaima Bahumaish, Vu Thu and Yaqoob AlqassabaddShow full author listremoveHide full author list
Terrestrial gamma ray flashes (TGF) are intense and prompt bursts of X- and gamma-rays of up to 100 MeV of energy. Typically associated with thunderstorm activity, TGFs are produced by bremsstrahlung effects of electrons accelerated in strong electric fi...
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Said M. Easa and Wai Yeung Yan
Traditional design approaches in civil engineering mainly focus on codes/guidelines related to building an infrastructure, while performance-based analysis (PBA), an emerging new reality around the world, focuses on the performance of the end product. Pr...
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Pokpong Amornvit and Sasiwimol Sanohkan
Face scanners promise wide applications in medicine and dentistry, including facial recognition, capturing facial emotions, facial cosmetic planning and surgery, and maxillofacial rehabilitation. Higher accuracy improves the quality of the data recorded ...
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Vincenza Notaro, Lorena Liuzzo, Gabriele Freni and Goffredo La Loggia
Future projections provided by climate models suggest that the occurrence of extreme rainfall events will increase and this is evidence that the climate is changing. Because the design of urban drainage systems is based on the statistical analysis of pas...
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Benjamin Khoo
System Analysis and Design (SAND), is critical for any system development project. Most new systems are built using Object-Oriented System Analysis and Design (OOSAND). This paper critically examined and analyzed the OOSAND methodology to dis...
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Andjar Prasetyo, Dewi Gartika
Pág. 484 - 497
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Andjar Prasetyo, Dewi Gartika
Pág. 484 - 497
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Yalin Dai, Zhouwei Fan, Jian Xu, You He and Xiongqing Yu
A special feature of airbreathing hypersonic aircraft is the complex coupling between aerodynamic and propulsive performances. This study presents a rapid analysis methodology for the integration of these two critical aspects in the conceptual design of ...
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