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Case Study Analysis of the Bradbury Building Atrium: Correlating Measured Thermal Data with a Computational Fluid Dynamics Model
The Bradbury Building in Los Angeles is a major architectural and cultural landmark with a magnificent center core atrium space. The atrium is an extraordinary space that is a regular stop on the tourist routes, yet the space suffers from extreme temperature stratification. The building dates from the 1890's and the atrium glazing has a number of mecbanical difficulties, resulting in only 40% of the clerestory being operable for natural ventilation. The later addition of air conditioning systems in the office spaces, but not for the atrium space, corresponded with the sealing of all of the exterior glazing. In this case study, the atrium is instrumented with sensors for air and surface temperature data collection, and observations are recorded. Recorded surface temperature data is then used to seed a computational fluid dynamics model. Simulations are run testing several different conditions and the computer simulation is shown to closely match the existing conditions. Calculations are also run testing the same space under simulated ventilated conditions, and the results are found to be a significant improvement in temperature comfort levels.
Case Study Analysis of the Bradbury Building Atrium: Correlating Measured Thermal Data with a Computational Fluid Dynamics Model
The Bradbury Building in Los Angeles is a major architectural and cultural landmark with a magnificent center core atrium space. The atrium is an extraordinary space that is a regular stop on the tourist routes, yet the space suffers from extreme temperature stratification. The building dates from the 1890's and the atrium glazing has a number of mecbanical difficulties, resulting in only 40% of the clerestory being operable for natural ventilation. The later addition of air conditioning systems in the office spaces, but not for the atrium space, corresponded with the sealing of all of the exterior glazing. In this case study, the atrium is instrumented with sensors for air and surface temperature data collection, and observations are recorded. Recorded surface temperature data is then used to seed a computational fluid dynamics model. Simulations are run testing several different conditions and the computer simulation is shown to closely match the existing conditions. Calculations are also run testing the same space under simulated ventilated conditions, and the results are found to be a significant improvement in temperature comfort levels.
Case Study Analysis of the Bradbury Building Atrium: Correlating Measured Thermal Data with a Computational Fluid Dynamics Model
Noble, Douglas (author) / Barthakur, Amitabh (author)
Architectural Science Review ; 41 ; 185-190
1998-12-01
6 pages
Article (Journal)
Electronic Resource
Unknown
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