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Haier was founded as Qingdao Refrigerator Co. in 1984. With China opening up to world markets, foreign corporations began searching for partnerships in China. One of these, Germany's refrigerator company Liebherr, entered into a joint-venture contract with Qingdao Refrigerator Co., offering technology and equipment to its Chinese counterpart.
Zhang Ruimin was born on January 5, 1949, to a working class family in Qingdao, Shandong; his parents were employed in a local garment factory. [5] As a youth, Zhang joined the Red Guards, visited Mao's birthplace, and attended rallies in Beijing since all schools had been closed, and when the movement was finally disbanded, he was able to avoid being sent down to the countryside.
Chilled water is a commodity often used to cool a building's air and equipment, especially in situations where many individual rooms must be controlled separately, such as a hotel. The chilled water can be supplied by a vendor, such as a public utility , or created at the location of the building that will use it, which has been the norm.
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]
Free cooling is an economical method of using low external air temperatures to assist in chilling water, which can then be used for industrial processes, or air conditioning systems. The chilled water can either be used immediately or be stored for the short- or long-term. When outdoor temperatures are lower relative to indoor temperatures ...
An air conditioning system, or a standalone air conditioner, provides cooling and/or humidity control for all or part of a building. Air conditioned buildings often have sealed windows, because open windows would work against the system intended to maintain constant indoor air conditions.