Heating, ventilation and air conditioning systems - design and dimensions.
Systems for ventilation and air handling - air change rates, ducts and pressure drops, charts and diagrams and more.
Air Conditioning systems - heating, cooling and dehumidification of indoor air for thermal comfort.
Heating systems - capacity and design of boilers, pipelines, heat exchangers, expansion systems and more.
Noise is usually defined as unwanted sound - noise, noise generation, silencers and attenuation in HVAC systems.
Using steam to humidify air.
Required duct area vs. air flow.
Dehumidifying by cooling, adsorption or absorption.
Maximum sizes of ducts or pipes through K series joists.
Combustion air and flue gas for common fuels - coke, oil, wood, natural gas and more.
Exhaust and outlet temperatures fuels like natural gas, liquefied petroleum, diesel and more.
Higher and lower calorific values (heating values) for fuels like coke, oil, wood, hydrogen and others.
Autoignition points for fuels and chemicals like butane, coke, hydrogen, petroleum and more.
Heat vs. work vs. energy.
Commonly used HVAC abbreviations.
Draw HVAC diagrams online with this Google Drive drawing tool.
Common HVAC industry terms like absolute humidity, pressure, temperature and more.
Calculate sensible and latent heat from persons, lights, electric equipment, machines, evaporation from water surfaces, polluting fluids and miscellaneous loads.
Moisture will flow through a building wall or roof if the vapor partial pressure is higher on one of the sides.
Natural gas consumption for equipment like boiling pans, ovens, cookers, kettles and more.
Stable and efficient combustion requires correct mixture of fuels and oxygen.
Outdoor summer and winter design temperatures and relative humidity for US states and cities.
Acoustic noise calculation procedure HVAC systems.