Results 51 to 60 of about 5,507,351 (209)

HYDROKINETIC ENERGY DEVICES: STUDYING DEVICES THAT GENERATE POWER FROM FLOWING WATER WITHOUT DAMS [PDF]

open access: yes, 2023
Hydrokinetic energy devices harness the kinetic energy from flowing water to generate electricity without the need for large dams or reservoirs. This technology represents a significant advancement in renewable energy, offering an environmentally ...
Kelvin Edem Bassey
core   +1 more source

Effect of Various Duct Shapes and Blade Sections on the Efficiency Performance of Horizontal Axis Tidal Current Turbine

open access: yesPolish Maritime Research
This research emphasizes the importance of optimal design for tidal turbines under various ducts and blade sections to enhance efficiency. A Reynolds-Averaged Navier-Stokes (RANS) solver with turbulence model is used to investigate the performance of ...
Gandomani Mahdi Azimi   +2 more
doaj   +1 more source

Experimental investigations to improve the performance of the savonius hydrokinetic turbines using wavy edge vanes

open access: yesApplied Ocean Research
The use of renewable energy sources can aid humanity in its fight against pollution. Hydrokinetic energy is one of the most underutilised kinds of renewable energy. One of the most basic hydrokinetic turbines is the Savonius hydrokinetic turbine.
Vimal Patel, Ravi Patel
doaj   +1 more source

Microrobotic Catheterization of the Ophthalmic Artery for Targeted Treatment of Retinoblastoma

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 6, June 2026.
A microrobotic platform is presented that allows teleoperated and autonomous navigation of flow‐driven magnetic microcatheters, MagFlow, into the ophthalmic artery for superselective intra‐arterial infusion of chemotherapy to treat retinoblastoma. Extensive benchtop validations with patient‐derived biomimetic phantoms under optical and fluoroscopic ...
Artur Banach   +5 more
wiley   +1 more source

Marine and Hydrokinetic Energy Development Technical Support and General Environmental Studies Report on Outreach to Stakeholders for Fiscal Year 2009 [PDF]

open access: yes, 2010
Report on activities working with stakeholders in the emerging marine and hydrokinetic energy industry during FY09, for DOE EERE Office of ...
Geerlofs, Simon H., Copping, Andrea E.
core   +1 more source

Hydrokinetic resource assessment in Colombia’s Non-Interconnected Zones: Case study

open access: yesInternational Journal of Thermofluids
Energy accessibility in Non-Interconnected Zones (NIZ), together with the energy transition context, converges on exploring non-conventional renewable energy sources and the technology to harness them.
Esteban Paniagua-García   +5 more
doaj   +1 more source

A marine propeller as a hydrokinetic turbine – CFD analysis of energy characteristics

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract It is sometimes economically unreasonable to develop specific turbines, but rather to use a well-known concept of a pump in the turbine mode – PAT (Pump As Turbine). Inspired by PAT, the scope of this paper covers the assessments of the possibility to use marine propellers as runners for the hydrokinetic turbines.
Ristić, Bogdan   +2 more
openaire   +2 more sources

Impacts of Blade Camber on Cross‐Flow Turbine Performance and Loading

open access: yesWind Energy, Volume 29, Issue 5, May 2026.
ABSTRACT Cross‐flow turbines show promise for renewable energy generation from wind and tidal sources. The rotating reference frame of cross‐flow turbine blades results in virtual camber and incidence due to streamline curvature, altering the lift, drag, and pitching moment of the blades. Adding geometric camber is therefore likely to alter performance
Ari Athair   +3 more
wiley   +1 more source

Hybrid Renewable Energy System for Terminos Lagoon, Campeche, Mexico

open access: yesEnergies, 2023
The implementation of renewable energies represents a crucial step in meeting the sustainable development goal of the United Nations for affordable and clean energy.
César Sánchez-Rucobo y Huerdo   +5 more
doaj   +1 more source

The Journey of Oral Hygiene: The Past, the Present, the Future

open access: yesJournal of Periodontal Research, Volume 61, Issue 5, Page 425-451, May 2026.
This review traces the evolution of personal oral hygiene from ancient chewing sticks to modern powered toothbrushes and interdental devices, linking historical developments with contemporary evidence on efficacy, safety, and behavior. Despite technological advances, periodontal health relies on consistent biofilm removal, highlighting the need for ...
Fridus van der Weijden
wiley   +1 more source

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