Results 131 to 140 of about 15,341 (227)

Test 2112: John Deere 9520RT [PDF]

open access: yes, 2015
ABOUT THE TEST REPORT AND USE OF THE DATA The test data contained in this report are a tabulation of the results of a series of tests. Due to the restricted format of these pages, only a limited amount of data and not all of the tractor specifications ...
Nebraska Tractor Test Lab,
core   +1 more source

Evaluation of ammonium removal from sludge return liquor using a pilot‐scale microbial electrolysis cell

open access: yesJournal of Chemical Technology &Biotechnology, Volume 101, Issue 3, Page 638-648, March 2026.
Abstract BACKGROUND Microbial electrochemical technologies (METs) enable separation of ammonium from nutrient‐rich waste streams, such as sludge return liquors, using bioanodes that consume organic matter to generate electrical current. Quantification of ammonia recovery performance in pilot scale METs treating real wastes under industrially relevant ...
Samuel David Settle   +2 more
wiley   +1 more source

Reinforcement Learning-Based Position Tracking Control for Proportional Directional Control Valve-Based Electro-Hydraulic System

open access: yesIEEE Access
This paper presents a reinforcement learning-based discrete-time control strategy for nonlinear electro-hydraulic actuator systems equipped with a proportional directional control valve.
Raja Rout, Ashok Kumar Kumawat
doaj   +1 more source

Self‐ and Electrodic‐Potential Response to Hydrological and Biogeochemical Processes in the Soil‐Tree Continuum

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 3, March 2026.
Abstract Forest sustainability is regulated by the interplay between water and biochemical fluxes within the soil–tree continuum. However, capturing the daily to seasonal interplay of these ecohydrological and biological processes remains a major challenge.
M. Dumont   +8 more
wiley   +1 more source

A Flexible Adjustment and Control System for Hydraulic Machines [PDF]

open access: yes, 2017
Due to the advantages of hydraulic systems with variable displacement, it was necessary to design a control system that can adjust the pressure, flow, power or a combination of these features, that can be easily integrated into the pump body without ...
Banyai , Daniel, Marcu , Lucian
core  

The Role of Autonomous Mechanical Weeding Robots in Climate‐Smart Soil Management: A Scoping Review

open access: yesEuropean Journal of Soil Science, Volume 77, Issue 2, March–April 2026.
ABSTRACT The growing demand for sustainable agricultural practices has driven advancements in digital agricultural technologies, which is also reflected in the emerging development and market release of agricultural field robots in the last decade.
Kathrin Grahmann   +4 more
wiley   +1 more source

Research on positioning control strategy of hydraulic support pushing system based on multistage speed control valve

open access: yesScientific Reports
The precise position control of the hydraulic support pushing system in the coal mining face is a key technical support for intelligent coal mining. At present, the hydraulic support pushing system uses the electro-hydraulic directional valve as the ...
Tengyan Hou   +5 more
doaj   +1 more source

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