Simplified Physical and Simplified Physical and Simulation Modeling of Simulation Modeling of Building Occupants Building Occupants A seminar in A seminar in “ “ Experimental and CFD Benchmark Studies of Experimental and CFD Benchmark Studies of Indoor Flow around Thermal Manikins Indoor Flow around Thermal Manikins ” ” ASHRAE 2006 winter meeting, Chicago ASHRAE 2006 winter meeting, Chicago Prepared by Vladimir Vukovic and Dr. Jelena Srebric Prepared by Vladimir Vukovic and Dr. Jelena Srebric The Pennsylvania State University The Pennsylvania State University Presented by Dr. Atila Presented by Dr. Atila Novoselac Novoselac The University of Texas at Austin The University of Texas at Austin
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Simplified Physical and Simplified Physical and Simulation Modeling of Simulation Modeling of
Building OccupantsBuilding Occupants
A seminar in A seminar in ““Experimental and CFD Benchmark Studies of Experimental and CFD Benchmark Studies of Indoor Flow around Thermal ManikinsIndoor Flow around Thermal Manikins””ASHRAE 2006 winter meeting, ChicagoASHRAE 2006 winter meeting, Chicago
Prepared by Vladimir Vukovic and Dr. Jelena SrebricPrepared by Vladimir Vukovic and Dr. Jelena SrebricThe Pennsylvania State UniversityThe Pennsylvania State University
Presented by Dr. Atila Presented by Dr. Atila NovoselacNovoselacThe University of Texas at AustinThe University of Texas at Austin
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture work Future work
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture work Future work
BackgroundBackgroundKato laboratory, University of TokyoKato laboratory, University of Tokyohttp://www.cfdhttp://www.cfd--benchmarks.combenchmarks.comBenchmark Tests for a Computer Simulated Person (Nielsen et Benchmark Tests for a Computer Simulated Person (Nielsen et al. 2003)al. 2003)
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture work Future work
Heat Flux Ratio for Human SimulatorsHeat Flux Ratio for Human SimulatorsCritical Simulation Parameters for Critical Simulation Parameters for Accurate CFD Predictions of Contaminant Accurate CFD Predictions of Contaminant Dispersion from Indoor Point Sources Dispersion from Indoor Point Sources ((HuHuet al. 2005)et al. 2005)
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture work Future work
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture work Future work
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture work Future work
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture work Future work
The following CFD parameters were The following CFD parameters were investigated:investigated:
grid resolution grid resolution convective to total heat flux ratio from convective to total heat flux ratio from human simulatorhuman simulator
““Critical Simulation Parameters for Accurate CFD Predictions of CCritical Simulation Parameters for Accurate CFD Predictions of Contaminant ontaminant Dispersion from Indoor Point Sources,Dispersion from Indoor Point Sources,”” Annals of Occupational HygieneAnnals of Occupational Hygiene
BackgroundBackgroundHeat flux ratio for human simulatorHeat flux ratio for human simulatorGrid (in)dependenceGrid (in)dependenceResults and discussionResults and discussionHeat transfer coefficientsHeat transfer coefficientsConclusionsConclusionsFuture workFuture work
Questions?Questions?Dr. Jelena SrebricDr. Jelena SrebricDepartment of Architectural EngineeringDepartment of Architectural EngineeringPenn State UniversityPenn State University
Dr. Atila Dr. Atila NovoselacNovoselacDepartment of Civil, Architectural and Environmental EngineeringDepartment of Civil, Architectural and Environmental EngineeringUniversity of Texas at AustinUniversity of Texas at Austin