Results 21 to 30 of about 91,489 (305)
Driving automation: Learning from aviation about design philosophies [PDF]
Full vehicle automation is predicted to be on British roads by 2030 (Walker et al., 2001). However, experience in aviation gives us some cause for concern for the 'drive-by-wire' car (Stanton and Marsden, 1996). Two different philosophies have emerged in
Harris, D, Stanton, NA, Young, MS
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A Unified Approach for Underwater Homing and Docking of over-Actuated AUV
During the implementation of time-consuming tasks such as underwater observation or detection, AUV has to face a difficult and urgent problem that its working duration is greatly shortened by the limited energy stored in the battery device.
Mingjiu Zuo +3 more
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Design and Verification of Deep Submergence Rescue Vehicle Motion Control System
A six degree-of-freedom (DOF) motion control system for docking with a deep submergence rescue vehicle (DSRV) test platform was the focus of this study.
Chunmeng Jiang +7 more
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Gossamer roadmap technology reference study for a solar polar mission [PDF]
A technology reference study for a solar polar mission is presented. The study uses novel analytical methods to quantify the mission design space including the required sail performance to achieve a given solar polar observation angle within a given ...
Appourchaux, T +15 more
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The composition characteristics and working principle of the hydraulic rotary system of the azimuth thruster were analyzed. The mathematical model of the rotary dynamic system of the pump-controlled hydraulic motor driving the gear reduction mechanism ...
Ruiqi Liu +3 more
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Workspace optimization of azimuth thrusters applied by dynamic positioning
Objectives In order to make the dynamic positioning of azimuth thrusters respond to external environmental forces in time, avoid the large-scale rotation of the thrusters and achieve high precision dynamic fixed-point positioning control, research on the
SHANG Liubin, WANG Wei, LIU Zhihua
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The rapid economic growth and development encourage companies to have sustainable competitive advantage in order to compete in the market. One of the strategies to face this competition is building a good brand image.
Njo Anastasia, Dewi Pricilia Sari
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Controllability Analysis and Degraded Control for a Class of Hexacopters Subject to Rotor Failures [PDF]
This paper considers the controllability analysis and fault tolerant control problem for a class of hexacopters. It is shown that the considered hexacopter is uncontrollable when one rotor fails, even though the hexacopter is over-actuated and its ...
Cai, Kai-Yuan, Du, Guang-Xun, Quan, Quan
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This study deals with the heading angle and depth keeping control technique for an ROV with multiple horizontal and vertical thrusters by thrust allocation.
Suk-Min Yoon, Chong-Moo Lee, Kihun Kim
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Reduced Actuator Set for Pressure Control and Thrust Distribution for Multinozzle Propulsion Systems
This study investigated an approach to reduce the number of actuators used for internal pressure control and thruster allocation in a multinozzle solid propulsion system.
Yeerang Lim +4 more
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