Air conditioning device for a compartment, in particular for a railroad vehicle
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United States of America Patent
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Jun 12, 2018
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N/A
app pub date -
Jan 8, 2015
filing date -
Jan 8, 2014
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Abstract
An air conditioning device is provided which has a primary heat pump circuit having at least one primary heat exchanger with the air from the compartment, a primary compressor, a second primary heat exchanger with the outside air, and a primary expander device, and a heat storage reservoir, connected to the primary circuit, in parallel with said first primary heat exchanger with the air from the compartment. The air conditioning device also has a secondary heat pump circuit, including a first secondary heat exchanger with the air from the compartment, a secondary compressor, a second secondary heat exchanger with the air from the outside, and a secondary expander device. The heat storage reservoir is connected to the secondary circuit, in parallel with the first secondary heat exchanger with the air from the compartment.
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