NewsBriefs: Air-Conditioning Prototype Cheaper, Healthier (EurekAlert.org)
Countering Chemical and Biological Terrorism
Prior to the terrorist attacks of September 11, building protection related to terrorism primarily focused on the threat of bombs detonated inside vechicles. However the September 2001...
Coldhearted Building
A 20,000-ton district cooling plant owned by the Public Service Company of Colorado was recently built to sell chilled water to customers in downtown Denver who will use it to air-condition...
Environmental Exposure
The increasing risk of environmental liability calls for engineers and contractors to include environmental risk management as part of a firm's business procedure, even if...
Effect of Repository Underground Ventilation on Emplacement Drift Temperature Control
Modelling of a Heater Experiment in a Saturated Granite with Thermoporoelastic Source Singularities
Visualizing the Flow
Digital modeling of passive cooling techniques now enables engineers to create comfortable environments in even the most unlikely of spaces�including glass atriums in the desert. Passive...
Cold Weather Testing of Outdoor Gas-Fired Heaters
TOUGH2 Model of the G-Tunnel Heater Test
Feasibility of Cooling Emplacement Drifts by Ventilation Air and Effects of Pre-Cooling Intake Air by Refrigeration
HVAC Filling Creates Structural `Layer Cake'
Computer Based Energy Analysis for Mechanical Retrofit of Buildings
Visionaries in the HVAC arena are now focusing their attention on servicing and retrofitting existing buildings. These efforts include modernizing and upgrading deteriorated equipment,...
Modeling of the Ventilation for Emplacement Drift Re-Entry and Rock Drying
Different ventilation scenarios were analyzed for a hot repository with a 114 kw/Acre heat load, to determine the time required to cool a drift to the point where the temperature of the...
Large-Scale in Situ Heater Tests for Hydrothermal Characterization at Yucca Mountain
To safely and permanently store high-level nuclear waste, the potential Yucca Mountain repository site must mitigate the release and transport of radionuclides for tens of thousands of...
Emplacement Drift Temperature Reduction by Cooling Enhancement and Ventilation
The application of cooling enhancement in a short vertical container emplacement layout is analyzed. Two 25 m-long heat pipes upward oriented at 45 degrees are installed at each emplacement...
The Analysis of Horizontal Cooling Enhancement for Nuclear Waste Container Emplacement
This paper presents a novel method for distributing the heat generated by waste containers emplaced in the proposed high-level nuclear waste site at Yucca Mountain, Nevada. The method...
Prototype Heater Test of the Environment Around a Simulated Waste Package
This paper presents selected results obtained during the 301 day duration of the Prototype Engineered Barrier System Field Test (PEBSFT) performed in G-Tunnel within the Nevada Test Site....
Investigation of HVAC Systems in Low Gravity Application
This paper has been developed to identify and summarize the principal areas of investigation necessary to design and install functional HVAC systems in low gravity applications. These...
Radon Entry & Control Versus Indoor Dynamics
The measurements of air infiltration, interzonal transport and exfiltration as the diagnostic procedures have been significantly influential in the selection, implementation and evaluation...
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