History of HVAC

The term HVAC refers for heating, ventilation, and air conditioning. It is a modern technology that controls the vehicular and indoor comfort. It helps to provide thermal comfort and improve the indoor air quality. HVAC system transformed the ways building are built, occupied and designed. The history of HVAC started with the invention of heating the space beyond a stove or fireplace that burned coal or wood.

Here are few key developments behind the fascinating history of HVAC:

• 1861 — The first electric furnace was introduced by William Siemens
• 1885 — The first blast furnace charger was patented by Fayette Brown
• 1901 — A 300-ton cogeneration HVAC system was designed by Alfred Wolff for New York Stock Exchange cooling and humidity control.
• 1902 — The first spray-type temperature- and the humidity- control system was designed by Willis Carrier for the Sackett-Wilhelms printing plant in Brooklyn, NY.
• 1906 — Stuart Cramer, a North Carolina textile engineer, coins the phrase “air-conditioning”.
• 1922 — The first centrifugal chiller was invented by carrier crop.
• 1944 — 4 US patents (which can make efficient air-conditioning of skyscrapers possible) was issued for Carrier Conduit Weathermaster systems.
• 1989 — A new minimum requirements for energy-efficient design of buildings was updated and set to ASHRAE Standard 90.1
• 1990 — The first clean duct was imposed.
• 1998 — The first Puron refrigerant was introduced by Carrier Corp.

Transformations and improvements are still made in the industry. Environmental friendly and high efficient HVAC systems are the current rage. These systems are now regarded as the necessity which used in nearly every home, every building or every office space.

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