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Full-Text Articles in Engineering

Quantifying Total And Sustainable Agricultural Biomass Resources In South Dakota, Kurt A. Rosentrater, Russell Persyn, Dennis Todey Jun 2007

Quantifying Total And Sustainable Agricultural Biomass Resources In South Dakota, Kurt A. Rosentrater, Russell Persyn, Dennis Todey

Kurt A. Rosentrater

Conversion of biomass is considered the next major advance in biorenewable fuels, energy, and products. Wholesale conversion to biomass utilization could result in removal of current crop residues from agricultural fields or even implementation of different crops and cropping strategies (i.e., switchgrass). To date, the driver for biomass processing has been economics and limitations on the conversion of the lignocellulose. Over the last forty years significant investments and resultant changes in management practices in the agricultural sector have focused on soil and water conservation. One of the major efforts has focused on conservation-till or no-till, with the goal of retaining …


Comparative Embodied Energy Analysis Of A Steel And Concrete Structural System In Ireland, Adolf Acquaye, Aidan Duffy, Biswajit Basu Jun 2007

Comparative Embodied Energy Analysis Of A Steel And Concrete Structural System In Ireland, Adolf Acquaye, Aidan Duffy, Biswajit Basu

Conference Papers

Engineering building design focuses on optimising operational energy use and ignores the energy required to procure and construct a building. This energy, termed ‘embodied energy’, can be very significant when compared to operational energy. Therefore, it is important to minimise the embodied in buildings; this must be done at the design stage. This paper presents a comparative embodied energy analysis of two structural design solutions for a modern office building: one in concrete and one in steel. Process analysis is used to determine production, transport and construction energy requirements for all system components. Results indicate that the steel solution has …


Integrating Project-Based Learning Throughout The Undergraduate Engineering Curriculum, Richard N. Savage, Katherine C. Chen, Linda Vanasupa Jan 2007

Integrating Project-Based Learning Throughout The Undergraduate Engineering Curriculum, Richard N. Savage, Katherine C. Chen, Linda Vanasupa

Materials Engineering

Equipping engineering students with the skills and knowledge required to be successful global engineers in the 21st century is one of the primary objectives of undergraduate educators. Enabling students to practice self-directed learning, to find solutions to design problems that are sustainable and to recognize that they are part of a global community are just of few of our educational goals. Self-directed learning can define an individual’s ability to practice life-long learning. It places the responsibility on the individual to initiate and direct the learning process and can enable an individual to adapt to change. Project-based learning provides the contextual …