| 摘要 |
The invention relates to a system for cooling and heating, having a first heat exchanger ( 10 ) for outputting heat to and extracting it from a heat reservoir ( 12 ); a second heat exchanger ( 14 ) for extracting heat from and outputting it into a space ( 16 ) to be cooled or heated; a compressor ( 18 ); an expansion device ( 20 ); and means ( 22, 24 ) for switchover between a cooling mode and a heating mode; wherein the switchover means ( 22, 24 ) are integrated with a module ( 26 ). The invention also relates to a method for switching over between a cooling mode and a heating mode.
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