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HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. [1] Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state. Then the control system draws a conclusion what action has to be taken (e.g. start the ...
Trane's first air conditioning unit was developed in 1931. In 1982, Trane purchased General Electric's Central Air Conditioning Division. [2] [3] With that purchase came many of the most recognizable traits of Trane's residential air conditioning products. Many of those traits, like the distinctive red "Climatuff" compressors, rotary ...
The efficiency of air conditioners is often rated by the seasonal energy efficiency ratio (SEER), which is defined by the Air Conditioning, Heating and Refrigeration Institute in its 2008 standard AHRI 210/240, Performance Rating of Unitary Air-Conditioning and Air-Source Heat Pump Equipment. [61]
Central, "all-air" air-conditioning systems (or package systems) with a combined outdoor condenser/evaporator unit are often installed in North American residences, offices, and public buildings, but are difficult to retrofit (install in a building that was not designed to receive it) because of the bulky air ducts required. [32] (Minisplit ...
11. A memory phone can store photos with names and contact information. 12. Puzzles and activity books stimulate the brain and promote cognitive sharpness.. 13. Card games and board games ...
GE Appliances was originally a part of General Electric, a company which began marketing a full roster of heating and cooking products in 1907. [11] In January 2004, it became part of GE Consumer & Industrial when GE Consumer Products (founded in 1905) merged with GE Industrial Systems (founded in 1930) to form GE Consumer & Industrial.
One’s biological age, which measures the body’s physiological state, may help predict who is at risk for developing colon polyps, a known risk factor for colorectal cancer.
Costco membership also gives shoppers access to the club's travel deals. The company revealed its largest booking in the last year was a 150-day cruise around the world.. CFO Gary Millerchip said ...