Heating and cooling system
A cooling system, hot water technology, applied in fluid heaters, lighting and heating equipment, heat pumps, etc., can solve the problem of destroying heating efficiency
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[0019] Preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
[0020] like figure 1 As shown, the heating and cooling system according to the present invention includes: a compressor 1 for compressing the refrigerant into a high-temperature and high-pressure state; The cooling mode selectively converts the refrigerant flow; the indoor heat exchanger 4 installed indoors is used to exchange heat between the refrigerant and the indoor air; the outdoor heat exchanger 3 installed outdoors is used to exchange the refrigerant with the outdoor air air for heat exchange; and expansion valve 5 to decompress and expand the refrigerant. carbon dioxide (CO 2 ) is used as the refrigerant in the heating and cooling system of the present invention.
[0021] Thus, the heating and cooling system of the present invention operates in a heating or cooling mode according to the operation of the four-way valve 2 using the refri...
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