Transcription of HVAC Systems: Overview
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HVAC Systems: Overview Michael J. Brandemuehl, , University of Colorado Boulder, CO, USA. Overview System Description Primary HVAC Systems Secondary HVAC Electric chillers Systems Air and water cooled Air distribution Compressor technologies Room diffusers and air Performance terminals Thermal chillers Duct Design Absorption Fan characteristics Engine-driven Air Handling Units cooling towers Water distribution Overall Design Process cooling coils Pipes and pumps Michael Brandemuehl University of Colorado 1. System Overview Core Objectives: healthy, productive, comfortable indoor environment Heating to perimeter spaces cooling to perimeter and core spaces Humidification or dehumidification as needed Ventilation to occupied spaces Deliver over time and space Time and Space HVAC needs in each room change over day and over year At any time, may need heating and cooling in different rooms of building Core needs cooling even in winter HVAC system must meet simultaneous diverse loads Michael Brandemuehl University of Colorado 2.
Electric chillers Air and water cooled ... Primary sources of heating and cooling Chillers and heat rejection Boilers Engines and generators Thermal Storage Air Delivery to Zone ... Fans Centrifugal Fan Axial Fan. Michael Brandemuehl University of Colorado 24 Coils Filtration.
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