Recently added articles from ASHRAE Journal:
Air purification to reduce OA.(Emerging Technologies)(outdoor air)
Apr 01, 2009; ... Buildings require ventilation with outdoor air to maintain a level of indoor air quality that provides a healthy environment for the occupants of the building interior space. In simple terms, carbon dioxide and bioeffluents are generated by building occupants while various gases and ...
Central chilled water distribution systems design.
Apr 01, 2009; ... In hot water heating systems the behavior of any single element affecting the behavior of other elements is not generally critical since they are limited in size, serving mostly single buildings, and are usually very much over-designed. It is critical in high temperature water systems, but ...
Dissimilar metals in heating and AC piping systems.(air conditioning)
Apr 01, 2009; ... Most engineers understand that the presence of different metals in a heating or air-conditioning piping system may cause accelerated local corrosion, and that one should avoid using dissimilar metals wherever possible. This is good thinking, but sometimes availability or cost of materials ...
High-rise igloos.(Building Science)(insulated concrete forms )
Apr 01, 2009; ... [ILLUSTRATION OMITTED] [ILLUSTRATION OMITTED] [ILLUSTRATION OMITTED] Canadians live in igloos. Unlike the Inuit snow block version they're typically taller than 10 stories, and they are made out of foam. Insulated concrete forms (ICFs) are beginning to ...
Controlling air leakage in tall buildings.
Apr 01, 2009; ... [ILLUSTRATION OMITTED] For years, people have talked about setting a standard for air leakage in high-rise buildings, but no one has done anything about it--until now. The U.S. Army Corps of Engineers has mandated that all of its buildings have less than 0.25 cfm75/[ft.sup.2] ...