Heat pump and method for pumping heat in a free cooling mode
A heat pump includes an evaporator with an evaporator inlet and an evaporator outlet; a compressor for compressing operating liquid evaporated in the evaporator; and a condenser for condensing evaporated operating liquid compressed in the compressor, wherein the condenser includes a condenser inlet and a condenser outlet, wherein the evaporator inlet is connected to a return from a region to be heated, and wherein the condenser inlet is connected to a return from a region to be cooled.
1. A heat pump, comprising:
an evaporator with an evaporator inlet and an evaporator outlet;
a compressor for compressing operating liquid evaporated in the evaporator;
a condenser for condensing evaporated operating liquid compressed in the compressor, wherein the condenser comprises a condenser inlet and a condenser outlet,
wherein the evaporator inlet is connected to a return from a region to be heated, and wherein the condenser inlet is connected to a return from a region to be cooled;
a first changeover switch whose input is coupled to the return of the region to be cooled;
a second changeover switch whose output is coupled to the evaporator inlet;
a third changeover switch whose output is coupled to the condenser inlet, and
a fourth changeover switch whose input is coupled to the return of the region to be heated.
2. The heat pump according to claim 1 ,
wherein a first output of the first changeover switch is connected to a first input of the third changeover switch,
wherein a second output of the first changeover switch is coupled to a first input of the second changeover switch,
wherein a second input of the third changeover switch is coupled to a first input of the fourth changeover switch, and
wherein a second input of the second changeover switch is coupled to a second output of the fourth changeover switch.
3. The heat pump according to claim 1 ,
wherein the control is implemented to operate the first to four changeover switches.
4. A method for pumping heat with a heat pump comprising an evaporator with an evaporator inlet and an evaporator outlet, a compressor for compressing operating liquid evaporated in the evaporator, and a condenser for condensing evaporated operating liquid compressed in the compressor, wherein the condenser comprises a condenser inlet and a condenser outlet, comprising:
introducing operating liquid from a return from a region to be heated into the evaporator inlet; and
introducing operating liquid from a return from a region to be cooled into the condenser inlet;
wherein the heat pump further comprises:
a first changeover switch whose input is coupled to the return of the region to be cooled;
a second changeover switch whose output is coupled to the evaporator inlet;
a third changeover switch whose output is coupled to the condenser inlet, and
a fourth changeover switch whose input is coupled to the return of the region to be heated.
5. A method for producing a heat pump, comprising:
providing an evaporator with an evaporator inlet and an evaporator outlet, a compressor for compressing operating liquid evaporated in the evaporator; and a condenser for condensing evaporated operating liquid compressed in the compressor, wherein the condenser comprises a condenser inlet and a condenser outlet;
connecting the evaporator inlet to a return from a region to be heated; and
connecting the condenser inlet to a return from a region to be cooled,
wherein the heat pump further comprises:
a first changeover switch whose input is coupled to the return of the region to be cooled;
a second changeover switch whose output is coupled to the evaporator inlet;
a third changeover switch whose output is coupled to the condenser inlet, and
a fourth changeover switch whose input is coupled to the return of the region to be heated.
6. A heat pump system, comprising:
a region to be heated with a return from the region to be heated;
a region to be cooled with a return from the region to be cooled; and
a heat pump according to claim 1 .