Results 31 to 40 of about 4,018 (170)

Impact of Cryogenics on Cavitation through an Orifice: A Review

open access: yesEnergies, 2021
Cryogenic cavitation affects the operation of liquid propulsion systems during the first phase of a launch. Its effects within orifices or turbopumps can range from mild instabilities to catastrophic damages to the structures, jeopardizing the launch ...
Claudia Esposito   +2 more
doaj   +1 more source

A theoretical study of hydrodynamic cavitation

open access: yesUltrasonics Sonochemistry, 2008
The optimization of hydrodynamic cavitation as an AOP requires identifying the key parameters and studying their effects on the process. Specific simulations of hydrodynamic bubbles reveal that time scales play a major role on the process. Rarefaction/compression periods generate a number of opposing effects which have demonstrated to be quantitatively
S, Arrojo, Y, Benito
openaire   +2 more sources

Characterization of cavitation under ultrasonic horn tip – Proposition of an acoustic cavitation parameter

open access: yesUltrasonics Sonochemistry, 2022
Acoustic cavitation, generated by a piezo-driven transducer, is a commonly used technique in a variety of processes, from homogenization, emulsification, and intensification of chemical reactions to surface cleaning and wastewater treatment.
Gregor Kozmus   +4 more
doaj   +1 more source

Techno‐economic assessment and sensitivity analysis of biodiesel production intensified through hydrodynamic cavitation

open access: yesEnergy Science & Engineering, 2021
Since the last two decades, hydrodynamic cavitation has been introduced as one of the most efficient approaches to intensify transesterification. However, the number of industrial biodiesel plants utilizing this process is still minimal.
Ali Gholami   +2 more
doaj   +1 more source

Hydrodynamic Cavitation of Waste-Activated Sludge

open access: yesEnvironmental Engineering Science, 2018
Abstract Hydrodynamic cavitation systems have shown considerable promise for wastewater treatment. These systems are also used as a sludge pretreatment device to increase treatment efficiency of anaerobic sludge digestion systems. Although there are some literature related to disintegration of waste-activated sludge by hydrodynamic cavitation, effects ...
Sagban, Fatma Olcay Topac   +3 more
openaire   +3 more sources

Hydrodynamic cavitation-assisted starch modification: A review of the structural and physiochemical changes induced on starch granules

open access: yesFood Chemistry Advances
Starch is widely used in food and non-food industries, but conventional modification processes are energy demanding and often rely on chemicals. Hydrodynamic cavitation has recently gained attention as a scalable, energy-efficient, and clean-label ...
Kathrine Ørnslund   +3 more
doaj   +1 more source

Removal of field-collected Microcystis aeruginosa in pilot-scale by a jet pump cavitation reactor

open access: yesUltrasonics Sonochemistry, 2022
Hydrodynamic cavitation has been investigated extensively in the field of water treatment in the last decade and a well-designed hydrodynamic cavitation reactor is critical to the efficient removal of algal and large-scale application.
Shuangjie Xu   +6 more
doaj   +1 more source

Remote‐Controllable Immune‐Priming Spot Formation Via Nanocomplexed Hydrogel‐Assisted Histotripsy: Immunoasis

open access: yesAdvanced Materials, EarlyView.
A novel immunotherapeutic strategy combines injectable, adjuvant‐loaded hydrogels with externally controlled histotripsy to create immune‐priming sites within tumors. This approach generates millimeter‐sized immune‐activated lesions with flexible, patient‐tailored treatment scheduling, enabling precise immune activation through tumor ablation‐mediated ...
Sung Hoon Kim   +9 more
wiley   +1 more source

Research on the Effect of Structural Parameters on Cavitation Performance of Shear Hydrodynamic Cavitation Generator

open access: yesApplied Sciences
The method of cavitation is increasingly applied in water environmental protection. Based on the numerical simulation method, a study on the structural parameters of the shear-type hydrodynamic cavitation generators for wastewater treatment is proceeded.
Fengxia Lyu   +5 more
doaj   +1 more source

Evaluation of the effect of pressure conditions on the aggressive intensity of hydrodynamic cavitation produced by a Venturi tube

open access: yesNihon Kikai Gakkai ronbunshu, 2017
For hydrodynamic cavitation produced by a Venturi tube, cavitation bubble is collapsed at downstream of a nozzle and its intensity is influenced by upstream pressure and downstream pressure.
Shu HOSHINO, Hitoshi SOYAMA
doaj   +1 more source

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