Displaying 21 - 40 of 188
Mitchell
ANNOTATION: Conventional forestry equipment is often used to harvest small-diameter trees. The typical ground-based logging operation is highly mechanized, with the most common using feller-bunchers, grapple skidders, and a chipper or grinder. But these…
Year: 2008
Type: Document
Source: FRAMES
Mitchell, Klepac
ANNOTATION: This study documents the production rate and cost of producing woody biomass chips for use in a power plant having specific raw material handling requirements. None of the samples from machines met the specifications needed. A horizontal…
Year: 2008
Type: Document
Source: FRAMES
Mitchell, Seixas, Klepac
ANNOTATION: A specific size of whole tree chip was needed to co-mill wood chips with coal. The specifications are stringent because chips must be mixed with coal, as opposed to a co-firing process. In a partnership involving several entities, a trial was…
Year: 2008
Type: Document
Source: FRAMES
Nicholls, Monserud, Dykstra
ANNOTATION: This study examines the use of woody residues, primarily from forest harvesting or wood products manufacturing operations as a feedstock for direct-combustion bioenergy systems for electrical or thermal power applications. Opportunities for…
Year: 2008
Type: Document
Source: FRAMES
Nicholls, Monserud, Dykstra
ANNOTATION: This study examines the use of woody residues, primarily from forest harvesting or wood products manufacturing operations (and to a limited degree from urban wood wastes), as a feedstock for direct-combustion bioenergy systems for electrical…
Year: 2008
Type: Document
Source: FRAMES
Pan, Han, Johnson, Elliot
ANNOTATION: This paper examines the efficiency of forest biomass used for energy. The study used net energy ratios to compare how much energy is consumed by mechanized harvesting systems of small diameter trees that are transported and used for forest…
Year: 2008
Type: Document
Source: FRAMES
Parhizkar, Smith
ANNOTATION: Forest residues are widely dispersed across large geographical areas in Virginia, and there is little information on the location and the quantity of these materials. Geographic Information System (GIS) was used in this study to identify the…
Year: 2008
Type: Document
Source: FRAMES
Patterson, Pelkki, Steele
ANNOTATION: In the summer of 2006, the John Deere 1490D slash bundler was brought to Arkansas so that four independent case studies could be conducted where no previous studies on the machine had been conducted in The South. The study sites were a clear…
Year: 2008
Type: Document
Source: FRAMES
Patton-Mallory, Nelson, Skog, Jenkins, Parker, Tittman, Hart, Gray, Schmidt, Gordon
ANNOTATION: This is a short summary of an effort addressing the technical feasibility of producing biofuels in the western United States is described using spatially explicit biomass resource supply curves, a detailed transportation network model for the…
Year: 2008
Type: Document
Source: FRAMES
Perez-Verdin, Grebner, Munn, Sun, Grado
ANNOTATION: This study examined the economic impacts of woody biomass utilization for bioenergy conversion in Mississippi. Analysis of economic impacts was organized around three groups of events: (1) recovery of logging and thinning residues, (2)…
Year: 2008
Type: Document
Source: FRAMES
Scott, Tiarks
ANNOTATION: This study explores a dual-cropping system for southern pine bioenergy and solidwood products that began in 1982 in Louisiana. Direct-seeding pine in the interrows of a traditional pine plantation produced about 10.2 Mg per ha of biomass for…
Year: 2008
Type: Document
Source: FRAMES
Hazel, Bardon
ANNOTATION: A survey to characterize the extent and nature of commercial-scale wood energy in North Carolina was sent to 200 primary wood-processing, secondary wood-manufacturing and nonwood-processing facilities known to have used wood fuels in 2004.…
Year: 2008
Type: Document
Source: FRAMES
ANNOTATION: Working with neighboring industrial forest landowners, Grays Harbor Paper in Hoquiam, Washington has developed a new processor head to assist securing additional hogfuel from existing logging slash piles. The processing head consists of a…
Year: 2008
Type: Document
Source: FRAMES
ANNOTATION: This paper provides a brief description of how an Idaho logging contractor has developed an innovative collection and transportation method for gathering scattered logging slash and then processing and concentrating it into volumes more easily…
Year: 2008
Type: Document
Source: FRAMES
Van Rees
ANNOTATION: This short paper discusses obstacles to woody biomass production in Canadian prairies. Among the obstacles for producer involvement in bioenergy systems is, first of all, changing the farmer mindset that growing a crop for longer than 1 year…
Year: 2008
Type: Document
Source: FRAMES
Yepsen
ANNOTATION: This study looks at several projects that are testing new equipment and management practices that treat slash as a marketable commodity. Projects are often combined with research on profitability and best practices to educate loggers to…
Year: 2008
Type: Document
Source: FRAMES
Han, Halbrook, Pan
ANNOTATION: This study shows that mechanical removal of slash has not been successfully implemented in many areas due to limited accessibility to sites and the high costs associated with collection and transportation of slash. To address these issues, a…
Year: 2008
Type: Document
Source: FRAMES
Hampton, Sesnie, Dickson, Rundall, Sisk, Snider, Bailey
ANNOTATION: This report looks at how forest products businesses are likely to play a key role in achieving forest management activities to restore fire-adapted ponderosa pine ecosystems in northern Arizona by reducing treatment costs and providing…
Year: 2008
Type: Document
Source: FRAMES
Hall
ANNOTATION: This paper describes how most wood bioenergy crop systems in the United States are still in the early stages of development, with a wide variety of approaches under test in different regions of the country. In the United States, dedicated wood…
Year: 2008
Type: Document
Source: FRAMES
ANNOTATION: There is a substantial global need for development of biofuels, bioenergy, and bioproducts systems and technologies that can economically and sustainably produce short rotation crops across multiple temporal and spatial scales. Topic areas in…
Year: 2008
Type: Document
Source: FRAMES
