Guideway and Conductor Rail Heating for a Winter Environment
The power and signal conducting rails are maintained using self-limiting heat trace cable in combination with an inherently protected rail. The cable's high inrush power along...
Design Verification of HVAC Duct Turning Vanes in Nuclear Power Plants
HVAC ducts in nuclear power plants utilize short radius elbow construction with turning vanes to minimize the space requirement for duct work and to reduce flow losses in the elbows. Turning...
Evaluation of the Ultimate Pressure Capacity of Rectangular HVAC Ducts for Nuclear Power Plants
Structural design criteria are presently based on the AISI Code which limits the duct panel width-to-thickness ratio to a maximum of 500 and the maximum height-to-thickness ratio to 200,...
Tall Building Systems and Concepts
The structural, mechanical and electrical systems of tall buildings are explored. The eight areas of focus are, structural systems, mechanical and service systems, electrical systems,...
Solar Energy for Heating Homes: How Practical�
There is a widespread belief that on-site solar energy for heating homes is still not a proven technology and that, in any event, it's much too expensive. The fact is that...
Gophers Go Underground
A major facility, Williamson Hall, was constructed to be almost entirely below grade on the East Bank Campus of the University of Minnesota. Heating and cooling energy requirements will...
Old Roads Never Die, They are Just Recycled
The cost of repairing roads has increased as asphalt is dependent on the constantly growing price of petroleum. One answer to keeping down costs is asphalt recycling. This article takes...
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