Results 51 to 60 of about 27,418 (200)
Mars base buildup scenarios [PDF]
Two Mars surface based build-up scenarios are presented in order to help visualize the mission and to serve as a basis for trade studies. In the first scenario, direct manned landings on the Martian surface occur early in the missions and scientific ...
Blacic, J. D.
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Risk Assessment for an Unmanned Merchant Ship
The MUNIN project is doing a feasibility study on an unmanned bulk carrier on an intercontinental voyage. To develop the technical and operational concepts, MUNIN has used a risk-based design method, based on the Formal Safety Analysis method which is also recommended by the International Mari-time Organization.
Rødseth, Ørnulf Jan +1 more
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Feasibility of Warehouse Drone Adoption and Implementation [PDF]
While aerial delivery drones capture headlines, the pace of adoption of drones in warehouses has shown the greatest acceleration. Warehousing constitutes 30% of the cost of logistics in the US.
Companik, Edward +2 more
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Analysis of the motion characteristics of Marine Mecanum transport platform
This paper analyzes the shortage of unmanned systems in the traditional operation mode from the operational requirement of future war to unmanned systems, and puts forward the ship Mecanum transport platform.
Zhang Ying, Ge Shengli
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Experimental implementation controlled SPWM inverter based harmony search algorithm [PDF]
An optimum PI controller using harmony search optimization algorithm (HS) is utilized in this research for the single-phase bipolar SPWM inverter. The aim of this algorithm is to avoid the conventional trial and error procedure which is usually applied ...
A. F. Yahaya, Jabbar +4 more
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Photo Essay: HMCS \u3cem\u3eHaida\u3c/em\u3e [PDF]
In Canada, historic naval ships are not as plentiful as in the United States but their history is just as rich. Although Canada’s naval tradition is a young one, officially starting with the Naval Act in 1910, the legacy is a lasting one that continues ...
Morse, Carla
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UAV/UGV Autonomous Cooperation: UAV Assists UGV to Climb a Cliff by Attaching a Tether
This paper proposes a novel cooperative system for an Unmanned Aerial Vehicle (UAV) and an Unmanned Ground Vehicle (UGV) which utilizes the UAV not only as a flying sensor but also as a tether attachment device.
Hori, Koichi +2 more
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This article addresses the challenge of designing obstacle avoidance control strategies for unmanned ship systems operating in environments with moving obstacles and unmodeled dynamics.
Dongxiao Liu +3 more
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Perception is Everything: Repairing the Image of American Drone Warfare [PDF]
This thesis will trace the United States’ development of unmanned warfare from its initial use in the World Wars through the Cold War to its final maturation in the War on Terror.
Tubbs, Luke
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Safely Navigating the Oceans with Unmanned Ships
Unmanned ships represent the biggest advancement in shipping in decades, but they pose some of the biggest regulatory challenges. This paper focuses on the legal requirements which have to be fulfilled as part of safe navigation. In relation to safe navigation the biggest legal challenges are posed by the International Regulations for Preventing ...
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