Air Conditioning System Comprising A Support For Constituent Components Of Said System

Abstract

The invention relates to an air conditioning device ( 1 ) comprising elements ( 15,16,13,14,19,22 ,P 1 ,P 2 ;17 ) of an A/C loop ( 4 ) inside which circulates a cooling fluid FR, of a primary circuit ( 5 ) inside which circulates a coolant fluid FC and of a secondary circuit ( 6 ) inside which circulates a coolant liquid LC. The air conditioning device ( 1 ) comprises a support ( 100 ) on which the elements ( 15,16,13,14,19,22 ,P 1 ,P 2 ;17 ) are fixed.

1 . A motor vehicle air conditioning system ( 1 ) comprising at least one coolant/heat transfer fluid heat exchanger ( 13 ) belonging to an air conditioning circuit ( 4 ) wherein a coolant FR circulates, a first secondary circuit ( 5 ) wherein a heat transfer fluid FC circulates, a coolant/heat transfer liquid heat exchanger ( 14 ) belonging to the air conditioning circuit ( 4 ) and a second secondary circuit ( 6 ) wherein a heat transfer liquid LC circulates, an internal heat exchanger ( 19 ), a distribution set ( 22 ), characterised in that the air conditioning system ( 1 ) comprises a support ( 100 ) whereon the components ( 13 , 14 , 19 , 22 ) are mounted. 
     
     
         2 . An air conditioning system ( 1 ) according to  claim 1 , further comprising an electric or hybrid compressor ( 15 ) mounted on the support ( 100 ). 
     
     
         3 . An air conditioning system ( 1 ) according to  claim 1 , further comprising an accumulator ( 16 ) mounted on the support ( 100 ). 
     
     
         4 . An air conditioning system ( 1 ) according to  claim 1 , further comprising a first pump (P 1 ) for circulating the heat transfer fluid FC in the first secondary circuit ( 5 ) and a second pump (P 2 ) for circulating the heat transfer liquid LC in the second secondary circuit ( 6 ) mounted on the support ( 100 ). 
     
     
         5 . An air conditioning system ( 1 ) according to  claim 1 , further comprising a coolant/ambient air heat exchanger ( 17 ) mounted on the support ( 100 ). 
     
     
         6 . An air conditioning system ( 1 ) according to  claim 1 , characterised in that the support ( 100 ) is arranged in a platform whereon the components ( 13 , 14 , 19 , 22 ) are mounted. 
     
     
         7 . An air conditioning system ( 1 ) according to  claim 1 , characterised in that the support ( 100 ) is in a cage defining an internal volume ( 107 ) wherein the components ( 13 , 14 , 19 , 22 ) are mounted. 
     
     
         8 . An air conditioning system ( 1 ) according to  claim 1 , characterised in that the support ( 100 ) is provided with at least one attachment means ( 103 ) to a vehicle chassis and at least one gripping means ( 102 ). 
     
     
         9 . An air conditioning system ( 1 ) according to  claim 1 , characterised in that the first secondary circuit ( 5 ) is provided with first means ( 104 ) for connecting to a first heat transfer/internal air flow heat exchanger ( 11 ), and the second secondary circuit ( 6 ) is provided with second means ( 105 ) for connecting to a second heat transfer liquid/internal air flow heat exchanger ( 12 ). 
     
     
         10 . An air conditioning system ( 1 ) according to  claim 5 , characterised in that the air conditioning circuit ( 4 ) is provided with joining means ( 106 ) to the coolant/ambient air heat exchanger ( 17 ). 
     
     
         11 . An air conditioning circuit ( 4 ) wherein a coolant FR circulates, the air conditioning circuit ( 4 ) comprising a compressor ( 15 ), a coolant/ambient air heat exchanger ( 17 ), at least three relief members (D 1 ,D 2 ,D 3 ), a coolant/heat transfer fluid heat exchanger ( 13 ) belonging to the air conditioning circuit ( 4 ), a first secondary circuit ( 5 ) wherein a heat transfer fluid FC circulates, a coolant/heat transfer liquid heat exchanger ( 14 ) belonging to the air conditioning circuit ( 4 ), and a second secondary circuit ( 6 ) wherein a heat transfer liquid LC circulates, and an internal heat exchanger ( 19 ), the air conditioning circuit ( 4 ) operating:
 in a heating mode wherein the coolant/ambient air heat exchanger ( 17 ) is heated by the ambient air, whereas the coolant/heat transfer fluid heat exchanger ( 13 ) and the coolant/heat transfer liquid heat exchanger ( 14 ) are cooled by the heat transfer fluid FC and the heat transfer liquid LC,   in an air conditioning mode wherein the coolant/ambient air heat exchanger ( 17 ) is cooled by the ambient air, whereas the coolant/heat transfer fluid heat exchanger ( 13 ) is inoperative, and the coolant/heat transfer liquid heat exchanger ( 14 ) is heated by the heat transfer liquid LC, and   in a dehumidifying mode wherein the coolant/ambient air heat exchanger ( 17 ) is heated by the ambient air, the coolant/heat transfer fluid heat exchanger ( 13 ) is cooled by the heat transfer fluid FC, and the coolant/heat transfer liquid heat exchanger ( 14 ) is heated by the heat transfer liquid LC,   
       wherein the coolant/heat transfer liquid heat exchanger ( 14 ) acts as a gas cooler of the coolant FR in the heating mode in addition to the coolant/heat transfer fluid heat exchanger ( 13 ) acting as a gas cooler of the coolant FR. 
     
     
         12 . An air conditioning system ( 1 ) according to  claim 2 , further comprising an accumulator ( 16 ) mounted on the support ( 100 ). 
     
     
         13 . An air conditioning system ( 1 ) according to  claim 2 , further comprising a first pump (P 1 ) for circulating the heat transfer fluid FC in the first secondary circuit ( 5 ) and a second pump (P 2 ) for circulating the heat transfer liquid LC in the second secondary circuit ( 6 ) mounted on the support ( 100 ). 
     
     
         14 . An air conditioning system ( 1 ) according to  claim 3 , further comprising a first pump (P 1 ) for circulating the heat transfer fluid FC in the first secondary circuit ( 5 ) and a second pump (P 2 ) for circulating the heat transfer liquid LC in the second secondary circuit ( 6 ) mounted on the support ( 100 ). 
     
     
         15 . An air conditioning system ( 1 ) according to  claim 2 , further comprising a coolant/ambient air heat exchanger ( 17 ) mounted on the support ( 100 ). 
     
     
         16 . An air conditioning system ( 1 ) according to  claim 3 , further comprising a coolant/ambient air heat exchanger ( 17 ) mounted on the support ( 100 ). 
     
     
         17 . An air conditioning system ( 1 ) according to  claim 4 , further comprising a coolant/ambient air heat exchanger ( 17 ) mounted on the support ( 100 ). 
     
     
         18 . An air conditioning system ( 1 ) according to  claim 1 , further comprising an electric or hybrid compressor ( 15 ) mounted on the support ( 100 ), an accumulator ( 16 ) mounted on the support ( 100 ), a first pump (P 1 ) for circulating the heat transfer fluid FC in the first secondary circuit ( 5 ) and a second pump (P 2 ) for circulating the heat transfer liquid LC in the second secondary circuit ( 6 ) mounted on the support ( 100 ), and a coolant/ambient air heat exchanger ( 17 ) mounted on the support ( 100 ).