Buscar
Mostrando ítems 11-20 de 35738
ASSESSMENT OF FOREST DELIMBER IN FUNCTION OF TIME WOOD STORAGE IN FIELD
(Centro Pesquisas Florestais, Ufsm, 2018-07-01)
With the innovations of mechanized harvesting in Brazil, become necessary studies to obtain real data on the new machines that are emerging in the market. The study aimed to the technical evaluation and cost a forest ...
Net and total transition costs: the timing of economic reform
(Pergamon-Elsevier Science Ltd, 1997-06)
Countries face an ongoing need for fiscal adjustment and economic reform - adjustment and reforms that involve short-term transition costs. Thus economic agents, depending on their time preference for present consumption ...
The impact of felling method, bunch size, slope degree and skidding area on productivity and costs of skidding in a eucalyptus plantation
(2021-01-01)
Grapple skidder is a machine designed for the extraction of tree bunches after felling. Several factors influence its technical performance and costs such as terrain slope, operator experience time, machine type, and the ...
Using Time-Driven Activity-Based Costing to Identify Best Practices in Academic Libraries
(ELSEVIER LTD, 2016-05-01)
In the current competitive and dynamic environment, libraries must remain agile and flexible, as well as open to new ideas and ways of working. Based on a comparative case study of two academic libraries in Belgium, this ...
High-Speed audio communications in domestic power line channels
(Institute of Electrical and Electronics Engineers Inc., 2017)
A low-cost transceiver for short-range PLC audio communications is designed and developed. This design relies on the measured noise and interference of PLC domestic channels over a long period of time. Several design choices ...
Costs and Operational Performance of Eucalyptus Wood Extraction Using Aerial CableCustos erendmentos operacionais da extração de madeira de eucalipto com cabo aéreo
(2010-01-01)
This study aimed to technically and economically evaluate the aerial cable in the extraction of eucalyptus wood in mountainous region. The technical analysis comprised a study of time and movements by continuous method and ...
Supercritical CO2 oilseed extraction in multi-vessel plants. 2. Effect of number and geometry of extractors on production cost
(ELSEVIER SCIENCE BV, 2014)
The objective of this work was to study production costs for the supercritical CO2 extraction of a pre-pressed oilseed (packed bed with 2-mm particles) in a 2-m(3) industrial multi-vessel plant operating at 40 degrees C ...