Results 11 to 20 of about 231,069 (352)

Temperature-controlled airflow ventilation in operating rooms compared with laminar airflow and turbulent mixed airflow [PDF]

open access: yesJournal of Hospital Infection, 2018
To evaluate three types of ventilation systems for operating rooms with respect to air cleanliness [in colony-forming units (cfu/m3)], energy consumption and comfort of working environment (noise and draught) as reported by surgical team members.Two commonly used ventilation systems, vertical laminar airflow (LAF) and turbulent mixed airflow (TMA ...
Alsved, Malin   +12 more
openaire   +5 more sources

Numerical Simulation of Hatchback Car with Modified Vehicle Design for the Improvement of Fuel Consumption [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
The continuous demand and fuel depletion in the automobile industries cause a reduction in fuel consumption, especially in a car which is a classic problem to focus on vehicle body design.
G. Sivaraj   +3 more
doaj   +1 more source

Optimization of a New Technique in Mass-Rearing of Insects Used in Biological Control of Important Pests [PDF]

open access: yesAgrotechniques in Industrial Crops, 2022
In the mass rearing of parasitoid wasps used in the biological control of important crop pests, the method for producing hosts, especially moths, is essential.
Maryam Atapour   +2 more
doaj   +1 more source

Defining airflow obstruction [PDF]

open access: yesEuropean Respiratory Journal, 2015
Use of fixed ratio FEV1/FVC and % pred FEV1 cut-off points causes misclassification due to age bias http://ow.ly ...
Quanjer, Philip   +6 more
  +9 more sources

Optimising Daylight and Ventilation Performance: A Building Envelope Design Methodology

open access: yesBuildings, 2023
The future of building envelope design lies in smart adaptation. The current literature overlooks the crucial integration of airflow, ventilation and daylighting in adaptive façade design.
Rana Abdollahi Rizi   +4 more
doaj   +1 more source

Louvred Noise Barrier for Traffic Noise Reduction

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2021
Environmental issues near roads become more and more important in our society daily life. One of the most critical environmental issues is traffic noise. The present paper study louvred noise barrier designed by authors.
Tomas Astrauskas   +3 more
doaj   +1 more source

Design and Testing of a Pneumatic Oscillating Chinese Wolfberry Harvester

open access: yesHorticulturae, 2021
A pneumatic oscillating Chinese wolfberry harvester was designed to improve the efficiency of manual harvesting and minimize fruit damage by mechanical harvesting.
Yun Chen   +3 more
doaj   +1 more source

Experimental measurements of airflow features and velocity distribution exhaled from sneeze and speech using particle image velocimetry

open access: yesBuilding and Environment, 2021
Airflow exhaled from sneeze and speech is an important source of viruses and droplets in daily life and may cause imperceptible virus propagation. The velocities of sneeze and speech airflow exhaled from 10 healthy young participants repeatedly using ...
Mengtao Han   +5 more
semanticscholar   +1 more source

Impact of Seat Inclination and Misalignment on Airborne Pollutant Transport in a Single-Aisle Aircraft Cabin

open access: yesApplied Sciences, 2022
Airborne pollutant transport in an aircraft cabin is greatly affected by the created airflow. The seat layout can impact the flow and thus the pollutant transport. Most studies have adopted symmetric upright seats for simplicity.
Tengfei (Tim) Zhang   +2 more
doaj   +1 more source

Revisiting Airflow and Aerosol Transport Phenomena in the Deep Lungs with Microfluidics.

open access: yesChemical Reviews, 2021
The dynamics of respiratory airflows and the associated transport mechanisms of inhaled aerosols characteristic of the deep regions of the lungs are of broad interest in assessing both respiratory health risks and inhalation therapy outcomes.
J. Sznitman
semanticscholar   +1 more source

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