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Full-Text Articles in Engineering

Turbulence Measurement With Coherent Doppler Sonar, Jeremy Dillon Sep 2010

Turbulence Measurement With Coherent Doppler Sonar, Jeremy Dillon

Link Foundation Ocean Engineering and Instrumentation Fellowship Reports

The ocean has been described as Earth's "fi nal frontier" in a vision statement on ocean exploration (National Oceanic and Atmospheric Administration, 2000). The search for new insight is motivated by the fact that our environmental and economic security depends critically on the ocean and the freshwater bodies that drain into it. As the vast majority of the ocean is unknown and unexplored, there is great potential for scientifi c discovery beneath the sea surface (McNutt, 2002). The development of remote and in situ sensors forms a cornerstone of this vision for exploring ocean dynamics at new scales.


Simulation And Thermodynamic Analysis Of Extended Expansion On A Concept Rotary Engine Including Its Effects On Fuel Efficiency, Denis Allemant Andre, Matthew James Jensen, Gerald Micklow, James Brenner, Helgevon Helldorff Jan 2010

Simulation And Thermodynamic Analysis Of Extended Expansion On A Concept Rotary Engine Including Its Effects On Fuel Efficiency, Denis Allemant Andre, Matthew James Jensen, Gerald Micklow, James Brenner, Helgevon Helldorff

Mechanical and Civil Engineering Faculty Publications

This paper describes a novel method for extended expansion in a rotary combustion engine running ordinary gasoline. The engine consists of a toroidal-shaped piston that rotates around a drum to expand and evacuate the hot gas. There are several problems with today’s internal combustion (IC) engines. Current IC engines do not always have the necessary internal volume to extract the maximum work possible, and since the whole process of compression, combustion, and expansion happen within the same space, excess heat builds up and increases emissions of nitric oxides and nitrogen dioxide. The proposed solution is to redesign the IC engine …


Investigation And Modeling Of Ice Fracture In Cold Ocean Engineering Applications, Rocky S. Taylor Jan 2010

Investigation And Modeling Of Ice Fracture In Cold Ocean Engineering Applications, Rocky S. Taylor

Link Foundation Ocean Engineering and Instrumentation Fellowship Reports

Ice conditions present a significant challenge in the design of ships and structures for the development of offshore energy resources in cold ocean environments. Many regions throughout the world including Alaska, Canada, Russia, Norway, Kazakhstan and China are developing offshore energy resources in ice-prone environments. The growth and stability of the global economy is closely linked to that of our energy supply, and offshore industrial activity in Northern regions has increased significantly in recent years. One of the most significant engineering challenges when designing structures for ice environments is the estimation of design ice loads. The design load scenario for …