Results 71 to 80 of about 62,368 (206)

Design and Experimental Investigation of a Self-Propelled Sea Buckthorn Cutting Harvester with a Reciprocating Cutter

open access: yesAgriculture
To address longstanding challenges in sea buckthorn harvesting—such as the absence of effective harvesting principles, inefficient traditional manual and semi-mechanised methods, and rising labour costs—this study developed a self-propelled harvester ...
Jian Song   +7 more
doaj   +1 more source

Entropy Harvesting [PDF]

open access: yesEntropy, 2013
The paper introduces the notion of “entropy harvesting” in physical and biological systems. Various physical and natural systems demonstrate the ability to decrease entropy under external stimuli. These systems, including stretched synthetic polymers, muscles, osmotic membranes and suspensions containing small hydrophobic particles, are called ...
openaire   +2 more sources

Australia 1964

open access: yes, 1964
Inset: Comparative size of Australia and Europe west of the Sea of Azov. Notes: Pictorial map of Australia showing major developmental projects, cereals, major air routes and key industrial centres.; "In the interests of furthering knowledge and ...
International Harvester Company
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Autonomous Offroad Vehicle Real-Time Multi-Physics Digital Twin: Modeling and Validation

open access: yesMachines
The use of physical vehicles and environments during vehicle research and development is highly resource-intensive, particularly for autonomous vehicles.
Mattias Lehto   +3 more
doaj   +1 more source

Avaliação ergonômica de uma colhedora de cana-de-açúcar Ergonomic evaluation of a sugarcane harvesting machine

open access: yesCiência e Agrotecnologia, 2011
Objetivou-se, no presente trabalho, realizar uma avaliação ergonômica de uma colhedora de cana-de-açúcar, localizada no município de Barra Bonita, estado de São Paulo, em janeiro de 2007.
Carla Bento da Silva   +3 more
doaj   +1 more source

The Effectiveness of Automation in Harvester Control Systems

open access: yesЛесной журнал
Due to sanctions, forestry enterprises have faced a number of challenges. The need to upgrade and repair logging equipment is among them. Leading international logging equipment manufacturers are constantly improving their equipment by implementing ...
Aleksei V. Kuznetsov   +3 more
doaj   +1 more source

Design and Test of a Grain Cleaning Loss Monitoring Device for Wheat Combine Harvester

open access: yesAgriculture
As the world’s first large grain crop, wheat in its mechanized harvesting process faces a serious problem, namely, when the combine harvester operating parameters are not set reasonably, it leads to increased losses of wheat kernels to an extent ...
Zhe Qu   +6 more
doaj   +1 more source

Influence of human factor on the time of work stages of harvesters and crane-equipped forwarders

open access: yesJournal of Forest Science, 2008
Harvester technologies represent the second most common logging system in the Czech Republic. The high productivity of this technology is very necessary to cover its acquisition and operational costs.
J. Dvořák, Z. Malkovský, J. Macků
doaj   +1 more source

Parameter Optimization and Experimental Study of Drum with Elastic Tooth Type Loss-Reducing Picking Mechanism of Pepper Harvester

open access: yesAgriculture
To reduce harvest losses of a pepper harvester with a drum of elastic tooth type picking mechanism, this paper proposes an optimization method using AHP (Analytic Hierarchy Process) and RSM (Response Surface Methodology), thereby identifying the optimal ...
Bingpeng Wang   +6 more
doaj   +1 more source

Dairymaid cream harvester.

open access: yes, 1910
"Adv. 118A"--P. [1].Printer's statement on p.
International Harvester Company of America.
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