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  • The Numerical Simulation of the Airflow Distribution

    The energy consumption of fast-growing data centers is drawing attentions from not only energy organizations and institutions all over the world, but also charity groups, such as Greenpeace, and research shows that the power consumption of air conditioning makes up a large proportion of the electricity cost in data centers. …

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  • Numerical simulation of airflow characteristics in the ...

    2018-8-15 · Numerical simulation of airflow characteristics in the spinning zone at starting time of air-jet spinning machine. Thi Viet Bac Phung, Akihiro Yoshida, Yoshiyuki Iemoto, Hideyuki Uematsu, and Shuichi Tanoue ... The effect of different nozzle configurations on airflow behaviour and yarn quality.

    Get Price
  • Numerical Simulation of Airflow around Horizontal

    2018-5-6 · Numerical Simulation of Airflow around Horizontal Axis Wind Turbine Yu Lin1, Nian-Ze Lee1,Shiu-Wu Chau2 Department of Mechanical Engineering, National Taiwan University of Science and Technology, Taipei Department of Engineering Science and Ocean Engineering, National Taiwan University, Taipei …

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  • Evaluation of airflow pattern and thermal behavior of

    Natural ventilation is an effective energy-saving strategy conducive to promoting sustainable agricultural production. A comprehensive numerical simulation is performed to predict the airflow pattern and thermal behavior in different arched greenhouses. The defined arc chord angle and position angle …

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  • Numerical Simulation of Airflow and Ellipsoidal Particle ...

    2018-10-24 · Kiasadegh, M, Abouali, O, Emdad, H, & Ahmadi, G. 'Numerical Simulation of Airflow and Ellipsoidal Particle Deposition in Human Upper Respiratory Tract.' Proceedings of the ASME 2018 5th Joint US-European Fluids Engineering Division Summer Meeting.

    Get Price
  • Numerical Simulation of the Airflow Over a Military ...

    2019-2-9 · Numerical Simulation of the Airflow Over a Military Aircraft with Active Intake T Triantafyllou*, T Nikolaidis, M Diakostefanis, P Pilidis Cranfield University, School of Aerospace, Transport and Manufacturing, College Rd, Cranfield, Bedford MK43 0AL, United Kingdom ABSTRACT The aim of the study presented herein is …

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  • Numerical Simulation of Airflow in the Human Nasal

    1995-11-1 · An anatomically correct finite element mesh of the right human nasal cavity was constructed from CAT scans of a healthy adult nose. The steady-state Navier-Stokes and continuity equations were solved numerically to determine the laminar airflow patterns in the nasal cavity at quiet breathing flow rates.

    Get Price
  • Three-Dimensional Numerical Simulation of Airflow in ...

    A three-dimensional numerical simulation of airflow in nasopharynx (from the soft palate to the epiglottis) was conducted, using anatomically accurate model and finite element method, to study the influence of flow characteristics on obstructive sleep apnea (OSA). The results showed that the pressure drop in the nasopharynx is in …

    Get Price
  • Numerical Simulation of Ventilation Air Flow in ...

    2019-10-11 · Numerical Simulation of Ventilation Air Flow in Underground Mine Workings S.M. Aminossadati The University of Queensland, CRCMining, Brisbane, Australia ... however, is a numerical analysis of the airflow behavior within a cross-cut region of an underground mine. The problem is of particular interest not only for …

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  • Three-dimensional numerical simulation of flow and

    2021-6-3 · The change of bubbles and the position of the tuyere in an oxygen coal combustion melting and separating furnace affect the flow and splash behavior of the molten pool. To analyze this problem further, a three-dimensional numerical simulation method was used to explore the behavior and change of the flow field …

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  • Numerical simulation of airflow characteristics in the ...

    2018-8-15 · Numerical simulation of airflow characteristics in the spinning zone at starting time of air-jet spinning machine. Thi Viet Bac Phung, Akihiro Yoshida, Yoshiyuki Iemoto, Hideyuki Uematsu, and Shuichi Tanoue ... The effect of different nozzle configurations on airflow behaviour and yarn quality.

    Get Price
  • Numerical Simulation of Airflow and Particle Collection

    2018-6-13 · Numerical Simulation of Airflow and Particle Collection by Vegetative Barriers Li Guo Department of Biological and Agricultural Engineering, Kansas State University, Manhattan, KS 66506-5205 U.S.A. & Ronaldo G. Maghirang Department of Biological and Agricultural Engineering, Kansas State University, Manhattan, KS …

    Get Price
  • Numerical Simulation of Airflow in the Human Nasal

    1995-11-1 · An anatomically correct finite element mesh of the right human nasal cavity was constructed from CAT scans of a healthy adult nose. The steady-state Navier-Stokes and continuity equations were solved numerically to determine the laminar airflow patterns in the nasal cavity at quiet breathing flow rates.

    Get Price
  • Experimental Research and Numerical Simulation of

    Level-3 biosafety laboratory, Airflow distribution, Numerical simulation, Air exchange efficiency, Age of air. The First International Conference on Building Energy and Environment Proceedings . References. To explore the background and basis of the node document. Springer Journals Database ...

    Get Price
  • Numerical Simulation of Airflow and Ellipsoidal Particle ...

    2018-10-24 · Kiasadegh, M, Abouali, O, Emdad, H, & Ahmadi, G. 'Numerical Simulation of Airflow and Ellipsoidal Particle Deposition in Human Upper Respiratory Tract.' Proceedings of the ASME 2018 5th Joint US-European Fluids Engineering Division Summer Meeting.

    Get Price
  • (PDF) NUMERICAL SIMULATION OF AIRFLOW

    NUMERICAL SIMULATION OF AIRFLOW DISTRIBUTION IN A MIXED FLOW DRYER Holger Scaar*, Fabian Weigler, Jochen Mellmann Department of post-harvest technology, Leibniz Institute of Agricultural Engineering (ATB) Potsdam-Bornim, Max-Eyth-Allee 100, Potsdam 14469, Germany *Tel.:+49331/5699336, E-Mail: …

    Get Price
  • OR-05-08-5 - Numerical Simulation of Airflow and

    OR-05-08-5 - Numerical Simulation of Airflow and Airborne Pathogen Transport in Aircraft Cabinsâ Part II: Numerical Simulation of Airborne Pathogen Transport

    Get Price
  • The Numerical Simulation of Clouds, Rains and Airflow

    The Numerical Simulation of Clouds, Rains and Airflow over the Vosges and Black Forest Mountains: A Meso-β Model with Parameterized Microphysics Everett C. Nickerson 1 , Evelyne Richard 2 , Robert Rosset 2 , and David R. Smith 3

    Get Price
  • Numerical Simulations of Inspiratory Airflow in Healthy ...

    2019-9-1 · Airflow simulation was performed in the model of upper healthy G3-G7 airways with equivalent inlet flow rate of 662.4 mL/s at the trachea and the same boundary conditions. The axial velocities were compared along a diameter in mid-plane circular cross-section of the fourth generation at A (Figure 1).

    Get Price
  • An Overview of Experiments and Numerical Simulations

    2020-4-30 · ABSTRACT Determining the hotspots and deposition efficiencies (DEs) for aerosols in human airways is important for both research and medical purposes. The complexity of the human …

    Get Price
  • NUMERICAL SIMULATION OF THE AIRFLOW AND

    2021-8-16 · The thermal behavior of the inside air of a closed Venlo glasshouse without plants was analysed under semi-arid climate conditions. The aim of the study was to investigate to what extent the characteristics of the greenhouse design and outside climatic conditions influence airflow and temperature patterns inside the …

    Get Price
  • Numerical Simulation of Airflow, Particle Deposition and ...

    2007-8-7 · Simulation results are in good agreement with experimental measurements, assuring that computational fluid-particle dynamics (CFPD) is an effective and efficient tool to predict both toxic and therapeutic aerosol dynamics in the nasal cavities. Both nano- and micro- particle deposition efficiencies are influenced by particle size and airflow …

    Get Price
  • Numerical Simulation of the Airflow Over a Military ...

    2019-2-9 · Numerical Simulation of the Airflow Over a Military Aircraft with Active Intake T Triantafyllou*, T Nikolaidis, M Diakostefanis, P Pilidis Cranfield University, School of Aerospace, Transport and Manufacturing, College Rd, Cranfield, Bedford MK43 0AL, United Kingdom ABSTRACT The aim of the study presented herein is …

    Get Price
  • Numerical Simulation of Airflow around Horizontal Axis

    2018-5-6 · Numerical Simulation of Airflow around Horizontal Axis Wind Turbine Yu Lin1, Nian-Ze Lee1,Shiu-Wu Chau2 Department of Mechanical Engineering, National Taiwan University of Science and Technology, Taipei Department of Engineering Science and Ocean Engineering, National Taiwan University, Taipei …

    Get Price
  • Numerical Simulation of Airflow in the Human Nasal

    1995-11-1 · An anatomically correct finite element mesh of the right human nasal cavity was constructed from CAT scans of a healthy adult nose. The steady-state Navier-Stokes and continuity equations were solved numerically to determine the laminar airflow patterns in the nasal cavity at quiet breathing flow rates.

    Get Price
  • Numerical Simulation of Airflow Around the Car Body

    2001-10-16 · A numerical simulation system of airflow around the Car Body is introduced. It involves the basic equations, the application of FVM, the staggered grid system, and the dispose of boundary conditions and so on. In this paper, the application is given and the technological treatments corresponding to the …

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  • Numerical Simulation of Indoor Airflow and Poison Gas ...

    The numerical simulation of indoor airflow and poison gas diffusion and transport process is given for different air systems of air-conditioning in large space buildings in this paper. The numerical results show that the poison gas diffusion is affected by indoor airflow, and the variety air systems make the characteristics of poison gas …

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  • Numerical simulation of detailed airflow distribution in ...

    2021-1-1 · Predictive numerical simulation of airflow uniformity in canopy plants could provide a suitable environment for plant growth. A numerical investigation of airflow in a photosynthesis chamber was conducted using the Computational Fluid Dynamics (CFD) model. This research-validated the numerical model with measurements …

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  • Numerical Simulation of Airflow Field and Structure ...

    When the mechanical drive is changed into the electric transmission,the cooling system of the engine compartment should be altered to meet the new requirement for the increase in equipment such as electric apparatus.In order to predicte and analyze the rationality of cooling system in the virtual engine compartment,the numerical simulation of airflow …

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  • Numerical Simulation of Convective Airflow in an

    2013-3-13 · Numerical simulation of airflow inside an empty room has been carried out for a forced convection, a natural convection and a mixed convection respectively, by using a computational fluid dynamics approach of solving the Reynolds-averaged Navier-Stokes fluid equations. Two-dimensional model was …

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  • Numerical Simulation of Airflow, Particle Deposition

    2007-8-7 · Simulation results are in good agreement with experimental measurements, assuring that computational fluid-particle dynamics (CFPD) is an effective and efficient tool to predict both toxic and therapeutic aerosol dynamics in the nasal cavities. Both nano- and micro- particle deposition efficiencies are influenced by particle size and airflow …

    Get Price
  • NUMERICAL SIMULATION OF THE AIRFLOW AND

    2021-8-29 · The thermal behavior of the inside air of a closed Venlo glasshouse without plants was analysed under semi-arid climate conditions. The aim of the study was to investigate to what extent the characteristics of the greenhouse design and outside climatic conditions influence airflow and temperature patterns inside the …

    Get Price
  • Numerical Simulation of Airflow in the Human Nasal

    1995-11-1 · An anatomically correct finite element mesh of the right human nasal cavity was constructed from CAT scans of a healthy adult nose. The steady-state Navier-Stokes and continuity equations were solved numerically to determine the laminar airflow patterns in the nasal cavity at quiet breathing flow rates.

    Get Price
  • CFD NUMERICAL SIMULATION OF TEMPERATURE

    2020-8-7 · Keywords: CFD, numerical simulation, grid independence, airflow velocity, temperature distribution ABSTRACT Grid independence verification was implemented to improve the reliability of CFD numerical simulation in pigsty. The effects of four different grid numbers on airflow and temperature simulation of …

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  • Three-Dimensional Numerical Simulation of Airflow in ...

    A three-dimensional numerical simulation of airflow in nasopharynx (from the soft palate to the epiglottis) was conducted, using anatomically accurate model and finite element method, to study the influence of flow characteristics on obstructive sleep apnea (OSA). The results showed that the pressure drop in the nasopharynx is in …

    Get Price
  • 3D Numerical Simulation of the Airflow in a Pneumatic ...

    To investigate the effect of air flow in an pneumatic splicer on splicing performance, a computational fluid dynamics (CFD) model has been developed to simulate the air flow characteristics in an splicing chamber. Three-dimensional numerical simulation is conducted and standard K-ε turbulence model is used. Velocity distributions in …

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  • Numerical investigation of airflow in an idealised human

    3. Results and discussion. The boundary conditions play an important role in the flow simulation. In the experiments, a nozzle was a xed to the inlet of the model to decrease inlet losses and dampen out any external instabilities (Johnstone 2003).The use of a nozzle ensures virtually uniform inlet conditions at all flow rates, …

    Get Price
  • Numerical Simulation for Variations of Airflow Induced

    Numerical Simulation for Variations of Airflow Induced by an Object Getting In and Out of a Workbench

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  • Numerical investigation of airflow pattern and

    UNLABELLED This study reports on a numerical investigation of transport behavior of indoor airflow and size-dependent particulate matter (PM) in multi-room buildings. An indoor size-dependent PM transport approach, combining the Eulerian large-eddy simulation of turbulent flow with the Lagrangian particle trajectory tracking, was developed to investigate indoor airflow …

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  • Numerical Analysis of Airflow Fields from New Melt

    2020-5-28 · The melt-blowing process uses high-speed and high-temperature airflow from the die head to draw polymer melt into micron-sized fibers. In this work, to reduce the diameter of the melt-blowing fibers, three new slot dies have been designed based on the common slot die. With computational fluid dynamics …

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  • Numerical simulation of airflow characteristics in the ...

    2018-8-15 · Numerical simulation of airflow characteristics in the spinning zone at starting time of air-jet spinning machine. Thi Viet Bac Phung, Akihiro Yoshida, Yoshiyuki Iemoto, Hideyuki Uematsu, and Shuichi Tanoue ... The effect of different nozzle configurations on airflow behaviour and yarn quality.

    Get Price
  • Numerical Simulation of Airflow and Particle Collection by ...

    2018-6-13 · Numerical Simulation of Airflow and Particle Collection by Vegetative Barriers Li Guo Department of Biological and Agricultural Engineering, Kansas State University, Manhattan, KS 66506-5205 U.S.A. & Ronaldo G. Maghirang Department of Biological and Agricultural Engineering, Kansas State University, Manhattan, KS …

    Get Price
  • Numerical Simulation of Airflow in the Human Nasal

    1995-11-1 · An anatomically correct finite element mesh of the right human nasal cavity was constructed from CAT scans of a healthy adult nose. The steady-state Navier-Stokes and continuity equations were solved numerically to determine the laminar airflow patterns in the nasal cavity at quiet breathing flow rates.

    Get Price
  • Experimental Research and Numerical Simulation of

    Level-3 biosafety laboratory, Airflow distribution, Numerical simulation, Air exchange efficiency, Age of air. The First International Conference on Building Energy and Environment Proceedings . References. To explore the background and basis of the node document. Springer Journals Database ...

    Get Price
  • Numerical Simulation of Airflow and Ellipsoidal Particle ...

    2018-10-24 · Kiasadegh, M, Abouali, O, Emdad, H, & Ahmadi, G. 'Numerical Simulation of Airflow and Ellipsoidal Particle Deposition in Human Upper Respiratory Tract.' Proceedings of the ASME 2018 5th Joint US-European Fluids Engineering Division Summer Meeting.

    Get Price
  • (PDF) NUMERICAL SIMULATION OF AIRFLOW

    NUMERICAL SIMULATION OF AIRFLOW DISTRIBUTION IN A MIXED FLOW DRYER Holger Scaar*, Fabian Weigler, Jochen Mellmann Department of post-harvest technology, Leibniz Institute of Agricultural Engineering (ATB) Potsdam-Bornim, Max-Eyth-Allee 100, Potsdam 14469, Germany *Tel.:+49331/5699336, E-Mail: …

    Get Price
  • OR-05-08-5 - Numerical Simulation of Airflow and

    OR-05-08-5 - Numerical Simulation of Airflow and Airborne Pathogen Transport in Aircraft Cabinsâ Part II: Numerical Simulation of Airborne Pathogen Transport

    Get Price
  • The Numerical Simulation of Clouds, Rains and Airflow

    The Numerical Simulation of Clouds, Rains and Airflow over the Vosges and Black Forest Mountains: A Meso-β Model with Parameterized Microphysics Everett C. Nickerson 1 , Evelyne Richard 2 , Robert Rosset 2 , and David R. Smith 3

    Get Price
  • Numerical Simulations of Inspiratory Airflow in Healthy ...

    2019-9-1 · Airflow simulation was performed in the model of upper healthy G3-G7 airways with equivalent inlet flow rate of 662.4 mL/s at the trachea and the same boundary conditions. The axial velocities were compared along a diameter in mid-plane circular cross-section of the fourth generation at A (Figure 1).

    Get Price
  • An Overview of Experiments and Numerical Simulations

    2020-4-30 · ABSTRACT Determining the hotspots and deposition efficiencies (DEs) for aerosols in human airways is important for both research and medical purposes. The complexity of the human airways and the breathing process limit the application of in vitro measurements to only two consecutive branches of the human airway. …

    Get Price
  • Numerical simulation of airflow characteristics in the ...

    2018-8-15 · Numerical simulation of airflow characteristics in the spinning zone at starting time of air-jet spinning machine. Thi Viet Bac Phung, Akihiro Yoshida, Yoshiyuki Iemoto, Hideyuki Uematsu, and Shuichi Tanoue ... The effect of different nozzle configurations on airflow behaviour and yarn quality.

    Get Price
  • Numerical Simulation of Airflow and Particle Collection

    2018-6-13 · Numerical Simulation of Airflow and Particle Collection by Vegetative Barriers Li Guo Department of Biological and Agricultural Engineering, Kansas State University, Manhattan, KS 66506-5205 U.S.A. & Ronaldo G. Maghirang Department of Biological and Agricultural Engineering, Kansas State University, Manhattan, KS …

    Get Price
  • Numerical Simulation of Airflow in the Human Nasal

    1995-11-1 · An anatomically correct finite element mesh of the right human nasal cavity was constructed from CAT scans of a healthy adult nose. The steady-state Navier-Stokes and continuity equations were solved numerically to determine the laminar airflow patterns in the nasal cavity at quiet breathing flow rates.

    Get Price
  • Experimental Research and Numerical Simulation of

    Level-3 biosafety laboratory, Airflow distribution, Numerical simulation, Air exchange efficiency, Age of air. The First International Conference on Building Energy and Environment Proceedings . References. To explore the background and basis of the node document. Springer Journals Database ...

    Get Price
  • Numerical Simulation of Airflow and Ellipsoidal Particle ...

    2018-10-24 · Kiasadegh, M, Abouali, O, Emdad, H, & Ahmadi, G. 'Numerical Simulation of Airflow and Ellipsoidal Particle Deposition in Human Upper Respiratory Tract.' Proceedings of the ASME 2018 5th Joint US-European Fluids Engineering Division Summer Meeting.

    Get Price
  • (PDF) NUMERICAL SIMULATION OF AIRFLOW

    NUMERICAL SIMULATION OF AIRFLOW DISTRIBUTION IN A MIXED FLOW DRYER Holger Scaar*, Fabian Weigler, Jochen Mellmann Department of post-harvest technology, Leibniz Institute of Agricultural Engineering (ATB) Potsdam-Bornim, Max-Eyth-Allee 100, Potsdam 14469, Germany *Tel.:+49331/5699336, E-Mail: …

    Get Price
  • OR-05-08-5 - Numerical Simulation of Airflow and

    OR-05-08-5 - Numerical Simulation of Airflow and Airborne Pathogen Transport in Aircraft Cabinsâ Part II: Numerical Simulation of Airborne Pathogen Transport

    Get Price
  • The Numerical Simulation of Clouds, Rains and Airflow

    The Numerical Simulation of Clouds, Rains and Airflow over the Vosges and Black Forest Mountains: A Meso-β Model with Parameterized Microphysics Everett C. Nickerson 1 , Evelyne Richard 2 , Robert Rosset 2 , and David R. Smith 3

    Get Price
  • Numerical Simulations of Inspiratory Airflow in Healthy ...

    2019-9-1 · Airflow simulation was performed in the model of upper healthy G3-G7 airways with equivalent inlet flow rate of 662.4 mL/s at the trachea and the same boundary conditions. The axial velocities were compared along a diameter in mid-plane circular cross-section of the fourth generation at A (Figure 1).

    Get Price
  • An Overview of Experiments and Numerical Simulations

    2020-4-30 · ABSTRACT Determining the hotspots and deposition efficiencies (DEs) for aerosols in human airways is important for both research and medical purposes. The complexity of the human airways and the breathing process limit the application of in vitro measurements to only two consecutive branches of the human airway. …

    Get Price
  • Numerical investigation of airflow in an idealised human ...

    3. Results and discussion. The boundary conditions play an important role in the flow simulation. In the experiments, a nozzle was a xed to the inlet of the model to decrease inlet losses and dampen out any external instabilities (Johnstone 2003).The use of a nozzle ensures virtually uniform inlet conditions at all flow rates, …

    Get Price
  • NUMERICAL SIMULATIONS OF TURBULENT

    ABSTRACT. Considering four various forms of baffle (plane, trapezoidal, triangular, and isosceles) with sixteen baffle configurations, numerical simulations of steady, incompressible turbulent air hydrothermal phenomena have been studied in a rectangular microchannel, which has a key role in modeling heat exchangers.

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  • Simple Numerical Model of the Flight Behavior of Small ...

    2005-4-1 · In this paper, a simple numerical simulation of the airflow field and insect concentration in the CBL is developed. The model shows a consistency of the observed insect flight behavior with the presence of well-defined insect plumes in the otherwise well-mixed CBL and with the tendency of insects to cluster in updrafts.

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  • Numerical Zooming Between a NPSS Engine System

    2020-8-6 · A NPSS Version 1 simulation of a generic turbofan engine was created utilizing the zero-dimensional component elements and performance characteristics available within the NPSS system. The simulation setup enabled steady-state operation to fan airflow (total airflow) and fan pressure ratio at sea level static …

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  • Experimental Measurements and Numerical

    2008-3-4 · Experimental Measurements and Numerical Simulations of Particle Transport and Distribution in Ventilated Rooms Z. ZHANGa, Q. CHENa* a School of Mechanical Engineering, Purdue University, 585 Purdue Mall, West Lafayette, IN 47907-2088, USA Abstract Prediction of particle dispersion and distribution in a …

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  • Analytical and numerical investigation of the airflow in ...

    2020-5-11 · The use of face masks for the general public has been suggested in literature as a means to decrease virus transmission during the global COVID-19 pandemic. However, literature findings indicate that most mask designs do not provide reliable protection. This paper investigates the hypothesis that the impaired protection is mainly due to imperfect fitting of the masks, so that airflow…

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  • Experimental and Numerical Investigation on an

    2020-11-7 · The thermal behavior effects of airflow rates on the thermal management system were investigated in detail by combining experiments and numerical simulations. Comparisons were conducted between an air cooling system with an optimum flow rate and the ITMS.

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  • Numerical Simulation and the Underlying Mechanism of a ...

    2021-4-19 · 2.2 Numerical Simulation 2.2.1 Setup of Numerical Experiments. The Advanced Research Weather Research and Forecasting (WRF) model, version 3.9 (Skamarock et al., 2008), was used to simulate the hail-producing convective system. The grid configuration is shown in Figure 3 and the model setups are …

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  • Numerical Study of the Impact on Cooling Behaviour of

    Fruit packaging is highly impactful in temperature and humidity distribution for post-harvest fresh fruit cooling and conservation. It is also the most flexible part on fruit production and should be able to increase shelf-life by deterring adverse conditions. However, packaging thermal performance during cold storage where it is displayed to the internal airflow …

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  • CFD Simulation of Air Temperature inside a Bus

    Good ventilation is important for passenger for sufficient supply of fresh air during commuting in a bus. Insufficient fresh air causes feeling of uncomfortable to passenger and affects passenger’s health. Airborne transmission disease, headache and respiratory allergies are the usual health symptoms. This paper presents the CFD study of air flow inside a bus passenger compartment.

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