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Glossary of Terms | Indoor Air | Air | US EPA
(Sometimes referred to as "tempered" air.) CONSTANT AIR VOLUME SYSTEMS: Air handling system that ... system that conditions the air to constant temperature and varies the outside airflow to ensure thermal comfort. VENTILATION AIR: Defined as the total air, which is a combination of the air ...
epa.gov

IAQ Design Tools for Schools | Indoor Air Quality | Air | US EPA
Heating, Ventilation and Air-Conditioning (HVAC) Systems The main purposes of an HVAC system are to maintain good indoor air quality and provide thermal comfort, two key requirements for high performance schools. HVAC systems are among the largest energy consumers in schools. Healthy ...
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ESB: Hydronic Cooling
They are well suited to high-efficiency heat pumps. These advantages support the idea that thermal comfort could be provided by a hydronic system, while indoor air quality and moisture control ... conditioning Engineers (ASHRAE) paper presented in early 1997, Bjarne Olesen explained design issues related to comfort and performance. Condensation is the main issue. If the relative humidity of the air is ...
oikos.com

ESB: Research Supports Benefits of Radiant Ceiling Panels
Comparison Thermal comfort is very subjective. The two occupants of the test house showed considerably different responses. Despite a few complaints of discomfort, both occupants said the level of thermal comfort was comparable between the heat pump and radiant panels. Radiant panels distribute heat differently than forced-air systems. Most heat flows directly beneath the panel and falls off ...
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NREL: Advanced Vehicles and Fuels Research - Ancillary Loads Reduction
That's why our VALR team works with industry to help increase fuel economy and reduce tailpipe emissions by reducing the ancillary loads requirements in vehicles while maintaining the thermal comfort of the passengers. Approaches include improved cabin insulation, advanced window systems, advanced cooling and venting systems, and heat generated cooling. Another focus of the VALR project is ADAM, ...
nrel.gov

ConservationEconomy.net Pattern Browser
Product as Service. Carrier, the world's largest manufacturer of air conditioning equipment, is now offering thermal comfort contracts for buildings. Carrier can maintain the desired comfort level through a combination of energy efficient building retrofits, new equipment, and improved control and management. Xerox leases its copiers, and then ...
conservationeconomy.net

The Efficient Windows Collaborative: Benefits
Source: Lawrence Berkeley National Laboratory (Lyons and Arasteh). Summer Thermal Comfort In summer, strong direct sunlight strikes people and interior surfaces, creating overheating and discomfort. Windows with low solar heat gain coefficients will reduce the solar radiation coming through the ...
efficientwindows.org

Integrated Planning for Building Refurbishment
Ecologic criteria e.g. indoor air climate, ecologic quality of building materials and construction, thermal comfort, reliability in use are getting more are more important aspects. And bearing in mind the implementation of the EU directive on energy performance of buildings by the beginning of 2006 the energy performance of ...
www.eva.ac.at

Integrated Planning for Building Refurbishment
Ecologic criteria e.g. indoor air climate, ecologic quality of building materials and construction, thermal comfort, reliability in use are getting more are more important aspects. And bearing in mind the implementation of the EU directive on energy performance of buildings by the beginning of 2006 the energy performance of ...
www.eva.ac.at More from this site

SOLAR IN THE SUNSHINE STATE... Overview
Again the thick walls provided year round thermal comfort. The Greeks also built structures to maximize the natural energy of the sun. Xenophon wrote ... the use of coal and oil to provide electricity for heating and cooling to achieve environmental comfort became the norm. In recent history experiments by the Frenchman Augustin Mouchot (1825-1911) included ...
flasolar.com