Automotive HVAC
Sections
Automatic Temperature Control Systems in Vehicles
Physics-based analysis of automotive ATC systems covering setpoint control, feedback loops, discharge air temperature regulation, variable compressor control, and thermal comfort algorithms per SAE standards.
Automotive AC Systems: Mobile Refrigeration Technology
Comprehensive analysis of automotive air conditioning systems, refrigeration cycles, compressor technology, and refrigerant evolution from R-12 through R-1234yf with thermodynamic principles.
Automotive Heater Core Systems
Technical analysis of heater core heat exchangers including tube-and-fin construction, coolant flow dynamics, air-side heat transfer, and temperature control mechanisms.
Automotive Refrigerant Systems
Comprehensive analysis of R-134a and R-1234yf refrigerants in mobile air conditioning, including thermodynamic properties, charge requirements, and service procedures.
Windshield Defrost Systems
Technical analysis of automotive windshield defrost systems, FMVSS 103 compliance, nozzle design, airflow distribution patterns, and dehumidification strategies.
Automotive AC Compressor Types
Comprehensive analysis of automotive air conditioning compressor technologies including swash plate, scroll, and electric designs with variable displacement control and clutch engagement systems.
Automotive Recirculation Mode
Physics-based analysis of automotive HVAC recirculation mode including thermal performance, CO2 accumulation dynamics, automatic control strategies, and air quality management.
Automotive Window Defogging Systems
Physics-based analysis of automotive window defogging systems, including dew point control, AC dehumidification, automatic humidity sensing, and heated glass technology.
Engine Coolant Heating Systems
Technical analysis of automotive engine coolant heating, covering waste heat recovery, thermostat operation, heater core sizing, coolant flow control, and warmup calculations.
Automotive AC Condensers: Design and Performance
Technical analysis of automotive condenser designs including parallel flow, serpentine, and microchannel types. Heat rejection calculations, airflow dynamics, and subcooling.
Occupant Thermal Loads in Automotive HVAC
Physics-based analysis of metabolic heat generation, sensible and latent loads from vehicle occupants including respiration moisture, clothing effects, and passenger variations.
Cabin Thermal Loads
Comprehensive analysis of vehicle cabin thermal loads including solar radiation, occupant heat, conduction, and transient soak conditions for HVAC system sizing.