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Inikuro Afa Michael
Lifts play an important role in human transportation in multi-storage buildings, which experience continuous improvements to their architecture and structure. As a result of these improvements, the development of efficient lift systems with more programs...
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Shenghua Zhang, Feng Deng and Ning Qin
At transonic flight conditions, the buffet caused by the interaction between the shock waves and the boundary layers can degrade an aircraft?s aerodynamic performance and even threaten its safety. In this paper, the shock control bumps, originally design...
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Julian Kullick and Christoph M. Hackl
Deep geothermal energy systems employ electric submersible pumps (ESPs) in order to lift geothermal fluid from the production well to the surface. However, rough downhole conditions and high flow rates impose heavy strain on the components, leading to fr...
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Oleksandr Solovey,Andrii Ben,Sergiy Dudchenko,Pavlo Nosov
Pág. 48 - 56
The aim of the work is to develop a method for optimal control of handling operations with heavy lift cargo on sea vessels. Based on the review of scientific research in the field of loading heavy lift cargo, priority directions for improving the automat...
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Yu Cai, Zhenyu Gao, Imon Chakraborty, Simon Briceno and Dimitri Mavris
Active Flow Control is at present an area of considerable research, with multiple potential aircraft applications. While the majority of research has focused on the performance of the actuators themselves, a system-level perspective is necessary to asses...
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Yu Cai, Zhenyu Gao, Imon Chakraborty, Simon Briceno and Dimitri Mavris
Active Flow Control is at present an area of considerable research, with multiple potential aircraft applications. While the majority of research has focused on the performance of the actuators themselves, a system-level perspective is necessary to asses...
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Jingyun Zhang, Xiaohui Liu, Haijiang Wei, Mengnan Liu, Wenlong Huang and Xianghai Yan
When shifting gears around a tractor?s power shift transmission, it is necessary to coordinate the control of multiple clutches and formulate a reasonable clutch engagement law to ensure the reliability and power of the power system. This paper explores ...
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Peter Wierach, Jan Petersen and Michael Sinapius
The focus of the work is on the evaluation, development and integration of a robust actuator system for three-dimensional flow control of a blown Coanda flap to improve the high lift system of commercial aircraft. As part of the research work presented, ...
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Angelo Lerro, Alberto Brandl, Manuela Battipede and Piero Gili
Digital avionic solutions enable advanced flight control systems to be available also on smaller aircraft. One of the safety-critical segments is the air data system. Innovative architectures allow the use of synthetic sensors that can introduce signific...
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Maurizio Arena, Francesco Amoroso, Rosario Pecora and Salvatore Ameduri
Within the framework of the Clean Sky-JTI (Joint Technology Initiative) project, the design and technological demonstration of a novel wing flap architecture were addressed. Research activities were carried out to substantiate the feasibility of morphing...
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Soheil Jafari, Morteza Feizarefi and Mohsen Majidi Pishkenari
One of the main limitations of linearity assumptions in airfoil?s aero-elastic problems is the inability to predict the system behavior after starting the instability. In reality, nonlinearities may prevent the amplitudes from going to infinity. This pap...
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Maurizio Arena, Francesco Amoroso, Rosario Pecora and Salvatore Ameduri
Within the framework of the Clean Sky-JTI (Joint Technology Initiative) project, the design and technological demonstration of a novel wing flap architecture were addressed. Research activities were carried out to substantiate the feasibility of morphing...
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Adrien Bouskela, Alexandre Kling, Tristan Schuler, Sergey Shkarayev, Himangshu Kalita and Jekan Thangavelautham
We present the preliminary design of sailplanes, used for Mars exploration. The sailplanes mitigate the weight and energy storage limitations traditionally associated with powered flight by instead exploiting atmospheric wind gradients for dynamic soarin...
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Daehan Lee, Sanggi Ko, Jongyeol Park, Yong Cheol Kwon, Shin Hyung Rhee, Myungjun Jeon and Tae Hyung Kim
The present study aims to reduce the pitch motion of an assault amphibious vehicle system in seaways by waterjet impeller revolution rate control. A series of seakeeping tests were performed in a towing tank with a 1/4.5-scale model. This vehicle is manu...
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Changwu Liang, Hong Li, Taoyong Su, Caleb Alistair Frank and Kewei Li
An electrically controlled rotor (ECR), also known as a swashplateless rotor, eliminates the swashplate system to implement the primary control via the trailing-edge flaps (TEFs), which can result in enhancements in rotor performance, as well as substant...
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Jiaxin Li, Donghui Wang and Weihua Zhang
In recent years, the penetration of low-cost air-launched vehicles for nano/micro satellites has significantly increased worldwide. Conceptual design and overall parameters optimization of the air-launched vehicle has become an exigent task. In the prese...
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Hyeok-Min Kwon and Dong-Kyu Lee
In case of a fire at a high-rise building which is densely populated, an extension ladder is used to rescue people who have yet to evacuate to a safe place away from the fire, whereas those who are stranded at a height that is unreachable with the ladder...
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Jingkai Liu, Yaan Hu, Zhonghua Li and Shu Xue
Hydro-floating ship lifts are a milestone in the field of high dam navigation. In order to ensure the running safety of a hydro-floating ship lift, the effective integration of a numerical simulation method and cloud model theory was carried out to deal ...
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Thomas R. Shearwood, Mostafa R. A. Nabawy, William J. Crowther and Clyde Warsop
Tailless aircraft without vertical stabilisers typically use drag effectors in the form of spoilers or split flaps to generate control moments in yaw. This paper introduces a novel control allocation method by which full three-axis control authority can ...
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