摘要 |
A heating installation is provided with a first circuit (K 1 ) containing a first medium, a second circuit (K 2 ) containing a second medium, a first heat pump ( 2 ) arranged in the first circuit (K 1 ) for heating the first medium, a third circuit (K 3 ) containing a third medium, a heat exchanger ( 40 ) arranged in the third circuit (K 3 ) and connected between the condenser ( 2 d) and expansion valve ( 2 f) of the first heat pump to transfer heat from the working medium of the first heat pump to the third medium in the third circuit (K 3 ), and a second heat pump ( 3 ) arranged for heating the second medium in the second circuit (K 2 ) by absorbing heat energy from the third medium in the third circuit (K 3 ). |