Results 41 to 50 of about 89,570 (316)

Low-cost autonomous 3-D monitoring systems for hydraulic engineering environments and applications with limited accuracy requirements

open access: yes, 2010
The details of developing autonomous 3-D motion monitoring systems based on commercial off-the-shelf (COTS) motion sensors for hydraulic environments are discussed. Possible areas of application, are river bed sediment transport monitoring and monitoring
Dwivedi, Ambuj   +5 more
core   +1 more source

Review of the Progress of Energy Saving of Hydraulic Control Systems

open access: yes, 2023
In many different industrial domains, hydraulic control systems are extensively utilized. This paper examines the current state of research and the trajectory of energy-efficient hydraulic control system development.
Wentao Yuan   +8 more
core   +1 more source

Review of Flow-Matching Technology for Hydraulic Systems

open access: yes, 2022
The flow-matching problem of hydraulic systems is an important factor affecting the working performance and energy saving of hydraulic systems. According to the different flow-matching mechanisms, the flow-matching technology of hydraulic systems can be ...
Wentao Yuan   +5 more
core   +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

Experimental study of growth kinetics in a new freezing-based pretreatment for desalination using Reverse Osmosis [PDF]

open access: yesE3S Web of Conferences
This work conducts an experimental study of the operational parameters influencing the freeze-based pretreatment process, to improve the efficiency of reverse osmosis (RO) desalination.
Rhandari Oumaima   +5 more
doaj   +1 more source

In situ mixing of organic matter decreases hydraulic conductivity of denitrification walls in sand aquifers

open access: yes, 2008
In a previous study, a denitrification wall was constructed in a sand aquifer using sawdust as the carbon substrate. Ground water bypassed around this sawdust wall due to reduced hydraulic conductivity.
Schipper, Louis A.   +3 more
core   +1 more source

Designing redundant metering valves for hydraulic actuators under mixability and low cost-constraints [PDF]

open access: yes, 2010
This article deals with the design of redundant metering valves for mechanically signalled hydraulic actuators. The final aim of the work is to manufacture a new low-cost valve in replacement of the existing expensive valve with an additional leakage ...
Budinger, V.   +10 more
core   +1 more source

Planar Solid‐State Nanopores Toward Scalable Nanofluidic Integration Based on CMOS Technology

open access: yesAdvanced Engineering Materials, EarlyView.
We present a scalable silicon‐based fabrication strategy for planar solid‐state nanopores to enable their integration with complex nanofluidic systems. Prototype devices demonstrate normal voltage‐current characteristics, good noise performance, and appreciable streaming currents. Our CMOS‐compatible fabrication process offers precise geometric control
Ngan Hoang Pham   +7 more
wiley   +1 more source

Surface mechanics design by cavitation peening

open access: yesThe Journal of Engineering, 2015
Although impacts at cavitation bubble collapses cause severe damage in hydraulic machineries, the cavitation impacts can be utilised for surface mechanics design such as introduction of compressive residual stress and/or improvement of fatigue strength ...
Hitoshi Soyama
doaj   +1 more source

Quantifying Frontal-Surface Area of Woody Vegetation: A Crucial Parameter for Wave Attenuation

open access: yesFrontiers in Marine Science, 2022
The last years, capacity of vegetation to reduce wave impact is receiving considerable attention. To predict wave attenuation processes within vegetation fields reliable estimates of vegetation parameters are needed. This proves to be difficult for woody
Su A. Kalloe   +6 more
doaj   +1 more source

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