Cooling radiator having liquid cooling

Abstract

The invention relates to a cooling radiator ( 1 ), comprising an upper accumulator ( 2 ), a lower accumulator ( 3 ), and at least one sub-module ( 4 ) consisting of cooling elements that are respectively connected to the upper accumulator ( 2 ) and/or the lower accumulator ( 3 ) by means of individual manifolds ( 5 ), wherein the sub-modules ( 4 ) are provided with pipes ( 6 ) that have ribs ( 7 ) on the exterior sides thereof, characterized in that the sub-modules ( 4 ) are arranged vertically and transversely to the longitudinal direction of the accumulators ( 2, 3 ) and the pipes ( 6 ) of the sub-modules ( 4 ) are arranged parallel to and at a distance ( 22 ) from one another to allow air to pass therebetween.

1 . A cooling radiator comprising an upper and a lower primary manifold as well as at least one submodule composed of cooling elements that are connected with the upper and with the lower primary manifold via individual secondary manifolds, the submodules each having tubes that are each provided with external ribs, wherein
 the submodules extend perpendicular and transverse to the longitudinal direction of the primary manifolds, and   the tubes of the submodules are set at a spacing from and parallel to one another, for air passage.   
     
     
         2 . The cooling radiator according to  claim 1 , wherein at least the tubes of the submodules made of aluminum or an aluminum alloy. 
     
     
         3 . The cooling radiator according to  claim 1 , wherein each submodule comprises up to twelve ten tubes. 
     
     
         4 . The cooling radiator according to  claim 1 , wherein the tubes of the submodules have a flattened generally rectangular cross section with rounded corners. 
     
     
         5 . The cooling radiator according to  claim 1 , wherein the tubes have at least one inner partition. 
     
     
         6 . The cooling radiator according to  claim 1 , wherein the width of the tubes is up to 130 mm. 
     
     
         7 . The cooling radiator according to  claim 1 , wherein the spacing between the tubes, per submodule, is up to 30 mm. 
     
     
         8 . The cooling radiator according to  claim 1 , wherein the tubes each have at most 15 longitudinal ribs. 
     
     
         9 . The cooling radiator according to  claim 8 , wherein the longitudinal ribs have a height of up to 15 mm. 
     
     
         10 . The cooling radiator according to  claim 8 , wherein the spacing between the longitudinal ribs, relative to one another, is up to 25 mm. 
     
     
         11 . The cooling radiator according to  claim 1 , wherein up to ten submodules are provided in the cooling radiator. 
     
     
         12 . The cooling radiator according to  claim 1 , wherein the width of the cooling radiator is up to 540 mm. 
     
     
         13 . The cooling radiator according to  claim 1 , wherein the height of the cooling radiator is from 0.5 to 3.60 m. 
     
     
         14 . The cooling radiator according to  claim 1 , wherein the flow-through amount of oil through the cooling radiator is up to 2700 kg/h. 
     
     
         15 . The cooling radiator according to  claim 1 , wherein the energy dissipation by the cooling radiator is up to 38.00 kW/h. 
     
     
         16 . The cooling radiator according to  claim 1 , wherein at least the upper primary manifold has a rectangular cross section with a dimension of 20×80 mm. 
     
     
         17 . The cooling radiator according to  claim 1 , wherein at least the upper primary manifold ( ), preferably both the upper and also the lower primary manifold is at one end of the individual secondary manifolds. 
     
     
         18 . A radiator comprising:
 a longitudinally elongated and horizontal upper primary manifold;   an elongated lower primary manifold below and parallel to the upper primary manifold;   respective upper and lower secondary manifolds attached to confronting lower and upper sides of the upper and lower primary manifolds, extending horizontally transversely to the upper and lower primary manifolds, and spaced longitudinally along the respective upper and lower manifolds;   respective groups of cooling tubes of flattened generally oval shape connected between each of the upper secondary manifolds and the respective lower secondary manifold and spaced within the groups transversely of the upper and lower primary manifolds for through flow of a fluid to be cooled from the one of the primary manifolds to the respective secondary manifolds, then through the cooling tubes to the other secondary manifolds and out through the other primary manifold, the tubes being spaced longitudinally and transversely from one another; and   respective arrays of vertical and transversely extending ribs on each of the cooling tubes.   
     
     
         19 . The radiator defined in  claim 18 , wherein each of the tubes is of a section elongated perpendicular to the upper and lower primary manifolds. 
     
     
         20 . The radiator defined in  claim 19  wherein the ribs are only provided on flat generally planar side faces that extend perpendicular to the upper and lower primary manifolds and parallel to the upper and lower secondary manifolds, and the ribs extend perpendicularly only from the side faces.