Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 14 of 14 for “"john deere"”.
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The John Deere Ceres program: The decision to locate assembly of a German tractor in Waterloo, Iowa
1 PDF file (x, 82 pages)
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Identificação de falhas em engrenagens na transmissão de trator agrícola por meio de análise de vibrações
… das transmissões dos tratores linha 5000 da John Deere Brasil, o qual tem como finalidade diferenciar transmissões aprovadas de transmissões com defeito em engrenagens na caixa de marchas, e também auxiliar na identificação da engrenagem com defeito. Para o desenvolvimento deste método foram …
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System interface challenges in combining mature technologies with rigid architectures
… The research focuses on a project with John Deere to integrate large-scale GPS vehicle control for agricultural fertilizer sprayers into an existing platform for sports turf maintenance spraying via the John Deere ProGator with Select Spray sprayer attachment. Agricultural GPS control …
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Finite element analysis of pre-ROPS tractor axle housing strength
… was developed for the rear axle assembly of John Deere 720 tractor and models were built with a commercial software ANSYS Engineering Analysis Program. The models were employed to analyze the stress distributions under the static, crush, and dynamic ROPS tests recommended by ASAE. Laboratory …
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Self-calibrating mass flow sensor
… on a combine. This was undertaken as part of the John Deere Technology Innovation Center (JDTIC)-sponsored research program “Self-calibrating mass-flow sensor”, in turn part of a John Deere Moline Technology Innovation Center (MTIC) effort toward optimization and closer integration of the …
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Facility Implementation, Production, and Use of Biodiesel on a University Campus
… 0/abstract/F889ECB1669B4E9EPQ/1?accountid=27203#">John Deere</a> 2653A tractor to see what differences, if any, existed when using a biodiesel blend over diesel fuel. In doing this, carbon buildup and fuel economy were compared, and a cost analysis conducted. It was concluded that biodiesel can be …
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Improving construction machine engine system durability in Latin American conditions
… codes, (3) construction equipment surveys, (3) John Deere service manager's surveys, (4) two John Deere 200D excavators, (5) engine operating data, and (6) Engine Control Unit sensor data. It is determined that cross-system contamination was key contributors of oil contamination. Contamination …
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Análise integrada da carga física de trabalho para a prevenção da fadiga
… de pintura de uma empresa do ramo automotivo (JOHN DEERE BRASIL) , e o trabalho das centrais de armaçao, de carpintaria e de pré-moldados de uma empresa de construção civil pesada (ODEBRECHT). Os metodos utilizados no estudo foram a análise macroergonômica do trabalho- AMT (Guimarães,1999); a …
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Quantificação de perdas de materia prima no campo para diferentes regulagens de uma colhedora de cana-deaçúcar no municipio de Arês – RN
… t/ha and the model of harvester studied was the JOHN DEERE ® - treadmill - Model 3520. Were evaluated 12 treatments, related to different operating adjustments, which varied the advance speed, rotation of primary extractor, adjustment of the chipper roll blades. From the results obtained, the …
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Quantitative multifactor analysis of planter settings and row unit design for corn stand establishment in precision agriculture
… in North-central Kansas, USA. Utilizing John Deere ExactEmerge™ planters equipped with standard unidirectional and experimental dual hydraulic force control systems, the research varied planter speeds (ranging from 8 to 16 km h⁻¹), implemented discrete hydraulic downforce margins, and …
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Optimization in a system of systems: Minimizing a farm's environmental impact through operational efficiency
Life cycle assessments (LCA’s) are performed for many combine harvester, tractor, and planter models. The machines will be considered for selection by a farming system seeking to accomplish certain tasks on a farm of fixed acreage over a projected time horizon. Metrics are designated for each …
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Acquisition, retention and transfer of heavy equipment operator skills through simulator training
… at Purdue and two with expert operators at John Deere. ^ Study 1 investigated whether operation of a simulated hydraulic excavator is influenced by an intervening task performed between initial practice on the excavator and a subsequent retention test using a controls familiarization task …
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Relacionamentos no mercado internacional : um estudo exploratório da indústria metal-mecânica brasileira e argentina
Em um mundo de intensa competição global, a lógica da colaboração se tornou uma parte essencial da estratégia de negócios. Os relacionamentos entre empresas no mercado internacional, através da colaboração entre firmas parceiras, passam a ser considerados como a chave para o sucesso das metas …