Results 31 to 40 of about 54,904 (305)

Air Grilles Designed to Prevent Backflows in Natural Ventilation Stacks – Experimental Investigation

open access: yesArchitecture, Civil Engineering, Environment, 2023
The paper presents the results of the experimental research on the air grills designed to stop backflows in natural ventilation stacks. For each grill pressure drop was measured for different airflow rates, in both flow directions.
Koper Piotr, Szpank Dominik
doaj   +1 more source

Numerical Study on Improved Geometry of Outlet Pressure Ripple in Parallel 2D Piston Pumps

open access: yesAerospace, 2022
Because the axial piston pump is often used in the aerospace and aviation fields, it is necessary to pay attention to its outlet pressure and flow characteristics.
Yu Huang   +5 more
doaj   +1 more source

Observation of optical backflow

open access: yesOptica, 2020
Quantum backflow is a counterintuitive phenomenon in which a forward-propagating quantum particle propagates locally backwards. The actual counter-propagation property associated with this delicate interference phenomenon has not been observed to date in any field of physics, to the best of our knowledge.
Yaniv Eliezer   +2 more
openaire   +2 more sources

Thermal backflow in CFTs [PDF]

open access: yesPhysical Review D, 2017
We study the thermal transport properties of general conformal field theories (CFTs) on curved spacetimes in the leading order viscous hydrodynamic limit. At the level of linear response, we show that the thermal transport is governed by a system of forced linearised Navier-Stokes equations on a curved space.
Banks, E   +4 more
openaire   +4 more sources

Improvement methods for thermal backflow phenomenon in engine compartment blow-type air cooler module

open access: yesCase Studies in Thermal Engineering, 2023
Regarding the thermal backflow problem in the central area of the engine compartment's blow-type cooler module, a computational model for the entire machine's outflow field is first established and validated using experimental results.
Jing Hu   +4 more
doaj   +1 more source

Prediction of breast cancer-related lymphedema by dermal backflow detected with near-infrared fluorescence lymphatic imaging

open access: yesBreast Cancer Research and Treatment, 2022
Mild breast cancer-related lymphedema (BCRL) is clinically diagnosed as a 5%–10% increase in arm volume, typically measured no earlier than 3–6 months after locoregional treatment.
M. Aldrich   +15 more
semanticscholar   +1 more source

Holevo skew divergence for the characterization of information backflow [PDF]

open access: yesPhysical Review A, 2022
The interpretation of non-Markovian e ff ects as due to the information exchange between an open quantum system and its environment has been recently formulated in terms of properly regularized entropic quantities, as their revivals in time can be upper ...
A. Smirne, Nina Megier, B. Vacchini
semanticscholar   +1 more source

Research of impact of two kinds of check valve on vibration characteristics of long pipeline

open access: yesGong-kuang zidonghua, 2015
In order to study implementation effect of different check valves, vibration test was conducted in testing systems equipped with spring-loaded passive check valve and hydraulic active check valve respectively.
LYU Fuyan   +5 more
doaj   +1 more source

An Optimized Control Method of Soft-Switching and No Backflow Power for LLC Resonant-Type Dual-Active-Bridge DC-DC Converters

open access: yesMathematics, 2023
The LLC-type resonant dual-active-bridge (LLC-DAB) DC-DC converter with a high voltage gain, high power density, and low backflow power has attracted increasing attention in recent years.
Zimeng Li   +5 more
doaj   +1 more source

CO2-plume geothermal processes: A parametric study of salt precipitation influenced by capillary-driven backflow

open access: yes, 2021
Utilizing CO 2 -plume geothermal systems allows both carbon dioxide storage (about 12% of the injected CO 2 – 1.4 Mt – in this study) and geothermal heat exploitation by producing hot fluid.
Amir Mohammad Norouzi   +4 more
semanticscholar   +1 more source

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