Results 91 to 100 of about 89,656 (296)

Model predictions and experimental results for the rotordynamic characteristics of leakage flows in centrifugal pumps [PDF]

open access: yes, 1993
The role played by fluid forces in determining the rotordynamic stability and characteristics of a centrifugal pump is gaining increasing attention. The present research investigates the contributions to the rotordynamic forces from the discharge-to ...
Brennen, Christopher E.   +1 more
core   +1 more source

Single‐Atom Pt Anchoring on Self‐Doped ZrO2@G‐C3N4 Nanostructure Enables Efficient Photocatalytic Seawater Hydrogen Evolution

open access: yesAdvanced Science, EarlyView.
Grain‐like Zr3+‐ZrO2 and Pt single atoms are integrated into an S‐scheme Zr3+‐ZrO2@g‐C3N4 heterostructure to enable efficient visible‐light‐driven seawater hydrogen production. The combined effect of Pt single‐atom sites and the S‐scheme charge‐transfer pathway accelerates carrier separation, preserves strong redox ability, and markedly enhances ...
Hezheng Sun   +8 more
wiley   +1 more source

Transmission with cardan joint parametre influence to centrifugal pump characteristics / Transmisijos su kardanine jungtimi parametrų įtaka išcentrinio siurblio charakteristikoms

open access: yesMokslas: Lietuvos Ateitis, 2017
Transmission with cardan joints and non­linear gearbox elements generates vibrations caused by spinning motion of transmission. This affects the pressure and productivity of centrifugal pump.
Paulius Bogdevičius   +2 more
doaj   +1 more source

Lymphoid‐Tissue‐on‐Chip Recapitulates Human Antibody Responses In Vitro

open access: yesAdvanced Science, EarlyView.
The presented lymphoid‐tissue‐on‐chip system allows culture of primary human tonsil cells at organotypic high density under perfusion for up to 4 weeks, emulates immune response to soluble vaccines and vaccination via peripheral antigen‐presenting cells and represents a useful tool to assess cellular interactions during homeostasis, immune responses ...
Claudia Teufel   +15 more
wiley   +1 more source

Machine‐Learning Microfluidic Minute‐Scale Microorganism Metrics Monitoring(M6)

open access: yesAdvanced Science, EarlyView.
ABSTRACT On‐site monitoring of microorganisms remains challenging because of low concentrations, strong background interference, and dynamic aerosol diffusion, particularly for aerosol‐transmitted pathogens. Here, we report a rapid detection platform that integrates a Puri‐focusing microfluidic chip, electrochemical impedance spectroscopy (EIS), and ...
Ning Yang   +14 more
wiley   +1 more source

Design, Production and Testing of a Single Stage Centrifugal Pump [PDF]

open access: yes, 2017
The design, construction and testing of a single stage centrifugal pump is presented in this project work, electric motor drives the centrifugal pump, which draws fluid (water) from a water storage wall and delivers same through a flow control valve to a ...
Ismail, Abdurrahman O   +3 more
core  

A numerical and experimental analysis of flow in a centrifugal pump [PDF]

open access: yes, 2002
Computational fluid dynamics (CFD) analysis has been used to solve the unsteady three-dimensional viscous flow in the entire impeller and volute casing of a centrifugal pump.
Blanco, E.   +4 more
core   +1 more source

Bifunctional Artificial Enzymes‐Loaded Microgels With LOX‐ and CAT‐Like Activities for Metabolic Reprogramming and Scarless Wound Repair

open access: yesAdvanced Science, EarlyView.
A bifunctional lactate oxidase‐like and catalase‐like artificial enzyme (Metazyme) is integrated into a rod‐shaped microgel (MetaRgel) to enable cascade lactate oxidation and oxygen regeneration. By reprogramming the wound metabolic microenvironment, MetaRgel alleviates excessive lactate accumulation, oxidative stress, hypoxia, and inflammation ...
Yongyuan Kang   +9 more
wiley   +1 more source

Evaluation of hemolysis in centrifugal blood pump of ECMO system based on CFD-DPM method [PDF]

open access: yesInternational Journal of Fluid Engineering
Extracorporeal membrane oxygenation (ECMO) is a powerful treatment for patients with severe heart and lung failure. However, bleeding, thrombosis, and hemolysis are three common clinical complications that limit the application of ECMO.
Jueyue Yan   +5 more
doaj   +1 more source

Numerical studies of the velocity distribution within the volute of a centrifugal pump [PDF]

open access: yes
Centrifugal pumps play an essential role in engineering systems since they are widely used in the process and power industries. The performance of a centrifugal pump needs to be maximised due to its importance and this depends on the flow structure ...
Al-Obaidi, Ahmed   +4 more
core  

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