Assembly Spaces
Sections
Fan Selection for Acoustic Performance in Assembly Spaces
Technical guidance on selecting HVAC fans for low-noise applications including sound power calculations, fan type comparisons, speed optimization, and AMCA ratings.
HVAC Noise Contribution in Assembly Spaces
Technical analysis of HVAC system noise contributions in assembly spaces including component-level breakdowns, noise path analysis, budgeting methods, and design margins.
Low-Velocity Air Distribution for Acoustic Control
Technical guidance on low-velocity HVAC design for assembly spaces including velocity-sound power relationships, duct sizing methodology, and noise reduction strategies.
Displacement Ventilation Acoustics
Technical analysis of displacement ventilation systems for assembly spaces covering low-velocity acoustic advantages, thermal stratification effects, and NC curve compliance.
Vibration Isolation for Assembly Space HVAC Equipment
Technical guidance on vibration isolation design for assembly spaces including transmissibility calculations, natural frequency requirements, isolator selection, and seismic coordination.
Equipment Sound Levels in Assembly Spaces
Technical analysis of HVAC equipment sound power levels for assembly spaces including AHUs, chillers, pumps, and cooling towers with measurement standards.
HVAC Reverberation Time Coordination
Engineering guidance on coordinating HVAC system design with architectural acoustics including RT60 calculations, diffuser placement, and absorption contributions.
Background Noise Limits for Assembly Spaces
Technical guidance on establishing background noise limits for assembly spaces using NC/RC curves, speech privacy criteria, and masking principles per ASHRAE standards.
Acoustic Considerations for Assembly Space HVAC Systems
Comprehensive technical guidance on HVAC acoustic design for theaters, concert halls, and lecture halls including NC curve requirements, sound power analysis, and low-velocity strategies.