24/7 load profiles with seasonal occupancy variation. DHW system modelling dominates. Generic assumptions swing total energy use by ~18%. Guest comfort pushes thermal-comfort scope beyond basic PMV/PPD. Hotels often combine LEED BD+C: New Construction LEED O+M for operational targets.
Case study
3,391 sqm hotel in southwestern Spain. LEED v4 BD+C. VRF system across four unit groups. ASHRAE 90.1 baseline. Engineered for first-time review.