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Full-Text Articles in Engineering

Design And Testing Of An Automated Semiâ]Trailer Control System, Conor H. Dodd Jun 2011

Design And Testing Of An Automated Semiâ]Trailer Control System, Conor H. Dodd

Honors Theses

Growing up in Maine, the trucking industry is an ever-present part of life. With a very sparse, lightly used rail system, almost all of the raw materials and goods that enter and leave the state do so by truck. Truckers in Maine are constantly challenged by Maine’s roads, which can often be difficult or even treacherous to navigate. The rough logging roads near Jackman or Millinocket, or the sharp ninety degree turns near the Portland oil docks, can ruin a trucker’s day, or even worse, cause an accident. For example, there is a tiny four-way intersection on Broadway in South …


Design And Fabrication Of An Autonomous Solar Powered Airship, Mitchell Van Lee Jun 2011

Design And Fabrication Of An Autonomous Solar Powered Airship, Mitchell Van Lee

Honors Theses

The purpose of the project was to design and build a prototype small scale photovoltaic (PV) powered autonomous airship. The principle reason for the construction of the unmanned airship was to investigate the possibility of using self-guided, lighter-than-air aircraft as an alternative to earth observational satellites for the purposes of terrain mapping and imaging. The necessary electrical energy was produced by single crystal photovoltaic solar cells. The airship was designed to carry an onboard battery in order to provide power generation in the case of intermittent cloud coverage. It was also designed to interface with an Arduino prototyping board which …