Apparatus for cooling charge air for a combustion engine, system with an apparatus for cooling charge air

Abstract

A device for charge-air cooling for an internal combustion engine ( 13 ) of a motor vehicle, having at least one first heat exchanger ( 9 ) for charge-air cooling with at least one first flow duct ( 7 ) for a throughflow of a first medium which is to be cooled, with at least one second flow duct ( 8 ) for a throughflow of first medium which is substantially not to be cooled, and with at least two third flow ducts ( 6 ) for a throughflow of a coolant and/or refrigerant, having at least one housing ( 2 ) for holding the at least one first heat exchanger ( 9 ), wherein at least one regulating device ( 4 ) for temperature regulation and uniform temperature mixture of the first medium after flowing through the first heat exchanger ( 9 ) is provided.

1 . A device for charge-air cooling for an internal combustion engine of a motor vehicle, having 
 at least one first heat exchanger for charge-air cooling with at least one first flow duct for a throughflow of a first partial flow of a first medium, with at least one second flow duct for a throughflow of a second partial flow of the first medium, and with at least one third flow duct for a throughflow of a coolant and/or refrigerant, with the first flow duct being thermally connected to the at least one third flow duct, and the at least one second flow duct being thermally insulated, wherein    at least one regulating device for temperature regulation and uniform temperature mixture of the two partial flows after flowing through the first heat exchanger is provided.    
     
     
         2 . The device as claimed in  claim 1 , wherein the regulating device has at least one closure element for closing off the at least one first flow duct and/or the at least one second flow duct at least in regions.  
     
     
         3 . The device as claimed in  claim 1 , wherein the regulating device is designed in the manner of a lamella slide.  
     
     
         4 . The device as claimed in  claim 2 , wherein the at least one closure element is designed in the manner of a lamella and/or has a closure element width which corresponds to a first spacing between two adjacently arranged third flow ducts.  
     
     
         5 . The device as claimed in  claim 2 , wherein adjacent closure elements are arranged with a second spacing to one another and/or are connected to one another by means of at least one closure connecting element.  
     
     
         6 . The device as claimed in  claim 1 , wherein the regulating device is arranged at the inflow side or at the outflow side of the at least one first heat exchanger and/or is integrated in the at least one first heat exchanger.  
     
     
         7 . The device as claimed in  claim 1 , wherein the at least one flow duct is designed in the manner of a flat tube and/or in the manner of a disk or plate.  
     
     
         8 . The device as claimed in  claim 1 , wherein the at least one first flow duct and/or the at least one second flow duct are arranged between adjacent third flow ducts and/or substantially perpendicular to the third flow ducts.  
     
     
         9 . The device as claimed in  claim 1 , wherein first flow ducts and second flow ducts are arranged alternately between adjacent third flow ducts.  
     
     
         10 . The device as claimed in  claim 1 , wherein at least one fin element, in particular at least one corrugated fin for increasing heat transfer, is arranged in the at least one first flow duct, and/or is connected to at least one third flow duct.  
     
     
         11 . The device as claimed in  claim 1 , wherein at least one housing for holding the at least one first heat exchanger is embodied as an intake pipe for an engine unit.  
     
     
         12 . The device as claimed in  claim 1 , wherein the at least one first heat exchanger is an evaporator for a refrigerant circuit.  
     
     
         13 . The device as claimed in  claim 1 , wherein at least one additional throttle flap is arranged at the inflow side and/or outflow side of the at least one first heat exchanger.  
     
     
         14 . The device as claimed in  claim 1 , wherein an infeed device for feeding recirculated and/or cooled exhaust gas of an internal combustion engine into the first medium is arranged at the inflow side and/or outflow side of the at least one first heat exchanger.  
     
     
         15 . The device as claimed in  claim 14 , wherein the infeed device is designed in the manner of a flat tube and/or has at least one infeed opening for feeding in in particular recirculated and/or cooled exhaust gas.  
     
     
         16 . The device as claimed in  claim 15 , wherein the at least one infeed opening is designed substantially in the manner of a slot and/or is arranged substantially perpendicular to a charge-air flow direction.  
     
     
         17 . The device as claimed in  claim 1 , wherein a mixing device for mixing cooled first medium with uncooled first medium, and/or with in particular recirculated and/or cooled exhaust gas, is arranged at the outflow side of the at least one first heat exchanger and/or of the at least one infeed device.  
     
     
         18 . A system having a device as claimed in  claim 1 , having 
 at least one internal combustion engine,    at least one refrigerant circuit with at least one second heat exchanger, in particular with an evaporator for an air-conditioning system,    at least one third heat exchanger for charge-air pre-cooling, and at least one turbocharger for charging the charge air.    
     
     
         19 . The system as claimed in  claim 18 , wherein the system has at least one fourth heat exchanger, in particular a condenser for an air-conditioning system, and/or at least one valve device, in particular an expansion valve.  
     
     
         20 . The system as claimed in  claim 18 , wherein the system has at least one coolant circuit for indirect charge-air cooling, with the third heat exchanger for charge-air pre-cooling being arranged in the coolant circuit, and/or the system having at least one fifth heat exchanger for cooling the coolant by means of ambient air.  
     
     
         21 . The system as claimed in  claim 18 , wherein the system has at least one sixth heat exchanger for exhaust-gas cooling for the infeed device.