Results 11 to 20 of about 145,839 (219)

Parametric and Optimization Study of Rectangular-Rounded, Hydraulic, Elastomeric, Reciprocating Seals at Temperatures between −54 and +135 °C

open access: yesLubricants, 2018
Hydraulic, reciprocating, polymeric seals are met in many engineering applications and are critical components for mechanism and machine reliability in industries including the automotive, marine, and aerospace industries.
George K. Nikas
doaj   +1 more source

Effect of Electrification on the Quantitative Reliability of an Offshore Crane Winch in Terms of Drive-Induced Torque Ripples [PDF]

open access: yesModeling, Identification and Control, 2023
Offshore crane winches are equipment installed on sea vessels and designed for accurate lifting and lowering of payloads at subsea levels in all conditions and are equipped with Active Heave Compensation (AHC) capabilities which keep the handled payload ...
Mohamed Yousri   +2 more
doaj   +1 more source

Experimental Study of 3D Movement in Cushioning of Hydraulic Cylinder

open access: yesEnergies, 2017
A double acting cylinder operation has been fully monitored in its key functional parameters, focused on characterization of end-of-stroke cushioning and starting phases.
Antonio Algar   +2 more
doaj   +1 more source

Exploring aquaporin functions during changes in leaf water potential

open access: yesFrontiers in Plant Science, 2023
Maintenance of optimal leaf tissue humidity is important for plant productivity and food security. Leaf humidity is influenced by soil and atmospheric water availability, by transpiration and by the coordination of water flux across cell membranes ...
Caitlin S. Byrt   +5 more
doaj   +1 more source

Studies on the Thermal Behavior of an Electro-Hydrostatic Servo Actuator

open access: yesActuators
This paper presents a study on the thermal behavior of an electro-hydrostatic servo actuator designed to actuate the ailerons of an airliner. The considered servo actuator was designed using existing commercial off-the-shelf components (electric motor ...
Liviu Dinca   +4 more
doaj   +1 more source

Comprehensive Overview of Flood Modeling Approaches: A Review of Recent Advances

open access: yesHydrology, 2023
As one of nature’s most destructive calamities, floods cause fatalities, property destruction, and infrastructure damage, affecting millions of people worldwide. Due to its ability to accurately anticipate and successfully mitigate the effects of floods,
Vijendra Kumar   +4 more
doaj   +1 more source

Demineralization of brackish surface water using reverse osmosis: A case study of Zagora in the Draa-Tafilalet region, Morocco [PDF]

open access: yesE3S Web of Conferences
The study brings into consideration and enriches the areas of hydrology, energy engineering, and sustainable development by the enhancement of the environmental and energy performance of a reverse osmosis (RO) plant in Zagora, Morocco, which is treating ...
Elyaakouby Yassine, Tilioua Amine
doaj   +1 more source

Hydraulic Performance for Al-Dhuloyia Spillway Using Physical Model [PDF]

open access: yesKirkuk Journal of Science, 2008
A study was completed to compare flow parameters over a modified ogee-crested spillway which represent an existing project (Al-Dhuloyia Spillway) using a physical model and existing literature.
Salahddin A. Ahmad, Susan Sh. Ahmad
doaj   +1 more source

Experimental Characterization of the Engineering Properties of Landfill Compost-Biocover

open access: yesApplied Sciences, 2022
A landfill biocover system optimizes environmental conditions for biotic methane (CH4) consumption that controls the fugitive and residual emissions from landfills. Research shows that wasted compost material has more (CH4) oxidation potential than other
Tariq M. Bajwa   +2 more
doaj   +1 more source

Feasibility and Tolerability of Performing Portable MRI for Neurological Disorders in an Outpatient Neurology Clinic: A Prospective Cohort

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Accessing brain magnetic resonance imaging (MRI) can be challenging, especially for underserved patients, which may lead to disparities in neurological diagnosis. Method This mixed‐methods study enrolled adults with one of four neurological disorders: mild cognitive impairment or dementia of the Alzheimer type, multiple sclerosis ...
Maya L. Mastick   +19 more
wiley   +1 more source

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