Randy Schrecengost
Randy Schrecengost is a senior project manager and principal mechanical engineer with Stanley Consultants. He has extensive experience in design and in project and program management at all levels of engineering, energy consulting, facilities engineering and commissioning. He is currently ASHRAE Director Regional Chair for Region VIII and is a member of the Consulting-Specifying Engineer editorial advisory board.
Articles
Understand the physics of air
How does air density affect fan performance?
Case study: Calculating an exhaust system
Referencing code and using the correct calculations will allow the design to exhaust a battery room properly
Ancient to modern air movement
Air movement has been manipulated for centuries. What’s the history?
Back to basics: fan affinity laws
Fan affinity laws can be used by a design engineer to compare similar fans
Air movement and air handling systems
When designers understand basic concepts applied within air movement or air handling systems and make correct fan selections, these systems can operate at or near peak efficiency