A forced-air central heating system is one which uses air as its heat transfer medium. These systems rely on ductwork, vents, and plenums as means of...

Forced-air gas heating systems are used in central air heating/cooling systems for houses. Sometimes the system is referred to as "forced hot air". Gas-fired...

building are divided into mechanical/forced and natural types. The three major functions of heating, ventilation, and air conditioning are interrelated, especially...

As power ratings increase, transformers are often cooled by forced-air cooling, forced-oil cooling, water-cooling, or combinations of these. Large transformers...

general categories, based on efficiency and design, natural draft, forced-air, forced draft, and condensing. The first category of furnaces is natural draft...

is the intentional introduction of outdoor air into a space. Ventilation is mainly used to control indoor air quality by diluting and displacing indoor...

everyday life, including central heating, air conditioning, steam turbines, and in many other machines. Forced convection is often encountered by engineers...

flow of air due to a fire or hot object and the circulation of water in a pot that is heated from below. Forced convection: when a fluid is forced to flow...

air that passes UV lamps via forced air. Air purification UVGI systems can be freestanding units with shielded UV lamps that use a fan to force air past...

combustion engine, forced induction is where turbocharging or supercharging is used to increase the density of the intake air. Engines without forced induction...