Results 21 to 30 of about 251,081 (383)

Experimental Study on the Relationship Between Cavitation and Lift Fluctuations of S-Shaped Hydrofoil

open access: yesFrontiers in Energy Research, 2021
In order to study the energy loss of bi-directional hydraulic machinery under cavitation conditions, this paper uses high-speed photography combined with six-axis force and torque sensors to collect cavitating flow images and lift signals of S-shaped ...
Haiyu Liu   +5 more
doaj   +1 more source

Acoustic characterization of cavitation intensity: A review

open access: yesUltrasonics Sonochemistry, 2022
Cavitation intensity is used to describe the activity of cavitation, and several methods are developed to identify the intensity of cavitation. This work aimed to provide an overview and discussion of the several existing characterization methods for ...
Pengfei Wu   +3 more
doaj   +1 more source

Analysis of Bulb Turbine Hydrofoil Cavitation

open access: yesApplied Sciences, 2021
The influence of a bulb runner blade hydrofoil shape on flow characteristics around the blade was studied. Experimental work was performed on a bulb turbine measuring station and a single hydrofoil in a cavitating tunnel.
Andrej Podnar   +3 more
doaj   +1 more source

Biomimetic Nanocarrier Targeting Drug(s) to Upstream-Receptor Mechanisms in Dementia: Focusing on Linking Pathogenic Cascades

open access: yesBiomimetics, 2020
Past published studies have already documented that, subsequent to the intravenous injection of colloidal lipid nanocarriers, apolipoprotein (apo)A-I is adsorbed from the blood onto the nanoparticle surface.
Joseph S. D’Arrigo
doaj   +1 more source

Alzheimer’s Disease, Brain Injury, and C.N.S. Nanotherapy in Humans: Sonoporation Augmenting Drug Targeting

open access: yesMedical Sciences, 2017
Owing to the complexity of neurodegenerative diseases, multiple cellular types need to be targeted simultaneously in order for a given therapy to demonstrate any major effectiveness.
Joseph S. D’Arrigo
doaj   +1 more source

Experiment and numerical simulation investigation on cavitation evolution and damage in the throttling section of pressure reducing valve

open access: yesEnergy Science & Engineering, 2022
For the phenomenon of widespread and serious cavitation damage in the throttling section of pressure reducing valve under high temperature and high pressure in the chemical technology process of petroleum and coal, according to actual coordination ...
Aoqiang Duan   +6 more
doaj   +1 more source

Laser Cavitation Peening and Its Application for Improving the Fatigue Strength of Welded Parts

open access: yesMetals, 2021
During conventional submerged laser peening, the impact force induced by laser ablation is used to produce local plastic deformation pits to enhance metallic material properties, such as fatigue performance.
Hitoshi Soyama
doaj   +1 more source

Cavitation regime detection through Proper Orthogonal Decomposition: dynamics analysis of the sheet cavity on a grooved convergent-divergent nozzle [PDF]

open access: yes, 2014
The unsteady character of the sheet cavity dynamics on the suction side of hydrofoils, on convergent–divergent nozzles or on blades in turbines and propellers is responsible for many issues like erosion, noise and vibrations. This two-phase flow dynamics
BAKIR, Farid   +3 more
core   +6 more sources

Targeting Early Dementia: Using Lipid Cubic Phase Nanocarriers to Cross the Blood–Brain Barrier

open access: yesBiomimetics, 2018
Over the past decades, a frequent co-morbidity of cerebrovascular pathology and Alzheimer’s disease has been observed. Numerous published studies indicate that the preservation of a healthy cerebrovascular endothelium can be an important therapeutic ...
Joseph S. D’Arrigo
doaj   +1 more source

Experimental investigation of cavitation characteristics for a high-speed inducer with a great flow rate

open access: yesAdvances in Mechanical Engineering, 2022
Cavitation performance is a key parameter for a mine high-speed rescue pump, which reduces the stability and reliability of the entire unit. In this study, an experimental method was used to investigate the cavitation characteristics of an inducer ...
Hui Zhang   +4 more
doaj   +1 more source

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