AHRI Standards
Sections
Chiller Systems for Central Cooling Plants
Comprehensive analysis of vapor compression and absorption chillers, water-cooled vs air-cooled configurations, capacity ranges, efficiency metrics, and central plant applications.
Condensers: Heat Rejection in Refrigeration Systems
Comprehensive technical guide to HVAC condensers including air-cooled, water-cooled, and evaporative designs. Covers heat rejection calculations, AHRI standards, and design considerations.
BTU Per Hour Input Rating for Water Heaters
Calculate water heater BTU/hr input ratings based on recovery capacity, temperature rise, and efficiency. Gas vs electric input requirements with ASHRAE sizing methods.