Peter Alspach, PE, LEED AP
Peter Alspach is the director of design performance at NBBJ and was previously a principal at Arup. His expertise includes high-performance building engineering design and analytics.
Many consulting engineers base their designs on performance, thus the focus on performance-based design in many specifications for HVAC system design.
Thermal comfort was a key component of the Washington State Convention Center addition.
The nonprescriptive design turned out to be the better option for Seattle Opera at the Center.
ASHRAE Standard 62.1 is best known for its regulation of the amount of ventilation air delivered to each space by HVAC systems through its ventilation-rate procedure approach to system design. ASHRAE 62.1 offers many calculations and performance approaches.