Positive Pressure
Sections
Oil Rig HVAC Systems - Hazardous Area Design
Comprehensive HVAC engineering for offshore oil rigs including hazardous area classification, positive pressure systems, emergency shutdown, and explosion-proof equipment per API and NFPA 70 standards.
Isolation Rooms: Airborne Infection Control HVAC
Engineering principles for isolation room HVAC systems including differential pressure control, air change rates, HEPA filtration, and airflow patterns per ASHRAE 170.
Packaging and Ready-to-Eat Poultry HVAC Requirements
Technical HVAC design for RTE poultry packaging facilities including temperature control, air filtration, positive pressure, and food safety compliance.
Protective Environment Rooms
Engineering protective environment rooms for immunocompromised patients with positive pressure design, HEPA filtration, sealed construction per ASHRAE 170.
Smoke-Free Areas: Design & Pressurization Standards
Technical guide to smoke-free zone design including pressurization calculations, sealing requirements, NFPA 92 compliance, and testing protocols for egress protection systems.
Control Room Emergency HVAC Systems
Emergency HVAC systems for nuclear control rooms including envelope isolation, filtered makeup air, positive pressurization, operator habitability, and NRC compliance.