Articles with "air flow" as a keyword



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A Pyrolysis-Free Method Toward Large-Scale Synthesis of Ultra-Highly Efficient Bifunctional Oxygen Electrocatalyst for Zinc-Air Flow Batteries.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202201197

Abstract: The transition-metal nitrogen-carbon (M-N-C) catalysts, as one of the optimal bifunctional oxygen catalysts, are vital for cathodic oxygen electrode of Zn-based air flow batteries (ZAFBs). However, chemical complexity of M-N-C catalysts prepared via the traditional… read more here.

Keywords: air flow; bifunctional oxygen; scale synthesis; oxygen ... See more keywords
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New insight into air flow distribution in alveoli based on air- and saline-filled lungs

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Published in 2020 at "Microfluidics and Nanofluidics"

DOI: 10.1007/s10404-020-02377-9

Abstract: Understanding flow distributions in human lungs has attracted significant attention since the last few decades. However, there are still large discrepancies between different studies in the distribution of air flow into alveoli at different generations… read more here.

Keywords: air flow; ratio; air; filled lungs ... See more keywords
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Investigation of the Dust-Air Flow Near a Vertical Rotating Cylindrical Local Exhaust

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Published in 2019 at "Refractories and Industrial Ceramics"

DOI: 10.1007/s11148-019-00294-1

Abstract: We seek constructive solutions aimed at the improvement of the efficiency of dust capture for an open-type local exhaust and at decreasing the dust losses into an aspiration network by a closed-type local exhaust (shelter)… read more here.

Keywords: air flow; exhaust; vertical rotating; rotating cylindrical ... See more keywords
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Study on air flow dynamic characteristic of mechanical ventilation of a lung simulator

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Published in 2017 at "Science China Technological Sciences"

DOI: 10.1007/s11431-015-0890-7

Abstract: As an important life support treatment, mechanical ventilation is usually adopted in clinics. With the development of the res-piratory diagnostic and treatment technologies, air flow dynamics of mechanical ventilation is usually referenced in the evaluation… read more here.

Keywords: ventilation system; ventilation; mechanical ventilation; air flow ... See more keywords
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Air flow and scour patterns around erosion control elements

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Published in 2021 at "Aeolian Research"

DOI: 10.1016/j.aeolia.2021.100689

Abstract: Abstract A series of wind tunnel experiments was carried out using isolated, surface-mounted elements of varied idealized geometric form to evaluate the relative efficacy of these in wind erosion control. The topography of the bed… read more here.

Keywords: erosion; erosion control; flow scour; wind erosion ... See more keywords
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Numerical analysis of the air flow in internal combustion engine intake ducts using Herschel-Quincke tubes

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Published in 2020 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2020.107310

Abstract: Abstract The alternating movement of the inlet valve and the piston of an internal combustion engine generates pressure waves propagating along the intake duct. This phenomenon alters the admitted air mass flow inside the engine… read more here.

Keywords: engine; air flow; herschel quincke; air ... See more keywords
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Air cooling low concentrated photovoltaic/thermal (LCPV/T) solar collector to approach uniform temperature distribution on the PV plate

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Published in 2018 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2018.05.070

Abstract: Abstract In this study, to prevent local excessive temperature on a photovoltaic module, uniformity of air flow as cooling fluid in a low concentrated photovoltaic/thermal (LCPV/T) collector has considered. To obtain a uniform distribution of… read more here.

Keywords: concentrated photovoltaic; air flow; air; collector ... See more keywords
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Thermo-solutal buoyancy driven air flow through thermally decomposed thin porous media in a U-shaped channel: Towards understanding persistent underground coal fires

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Published in 2019 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2019.113948

Abstract: Abstract Natural ventilation for underground coal fires (UCF) is characterized by thermosolutal buoyancy driven air flow through thermally decomposed porous coalbed in an analogous U-shaped channel. Conventional models in terms of natural ventilation fail to… read more here.

Keywords: buoyancy; buoyancy driven; natural ventilation; driven air ... See more keywords
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Exergy analysis and parameter optimization of sinter cooling process in vertical moving bed for waste heat recovery

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Published in 2020 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2020.115370

Abstract: Abstract A steady-state mathematical model is proposed to investigate the sinter cooling process in vertical moving bed, and the optimal parameter combination of vertical tank (VT) is obtained based on the maximum enthalpy exergy of… read more here.

Keywords: flow rate; temperature; bed; air flow ... See more keywords
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A colour-sequence enhanced particle streak velocimetry method for air flow measurement in a ventilated space

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Published in 2017 at "Building and Environment"

DOI: 10.1016/j.buildenv.2016.11.015

Abstract: Abstract Airflow measurement is crucially important for studying the indoor environment. Two primary approaches that use bubbles as seeds to visualize and track the air flow are Particle Tracking Velocimetry (PTV) and Particle Streak Velocimetry… read more here.

Keywords: velocimetry; air flow; particle streak; particle ... See more keywords
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Evaluating ventilation system retrofits for high-rise residential buildings using a CONTAM model

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Published in 2021 at "Building and Environment"

DOI: 10.1016/j.buildenv.2021.108292

Abstract: Abstract In Canada and the United States, pressurized corridor ventilation systems are common in older high-rise multi-unit residential buildings (MURBs). There is growing evidence that these systems exhibit poor performance, necessitating the evaluation of alternatives.… read more here.

Keywords: ventilation; model; suite; air ... See more keywords