Brazed heat exchanger design

Abstract

A heater transfer module including at least one heat exchanger. Each of the at least one heat exchangers includes at least one first conduit, including a first conduit outer surface, the at least one first conduit configured to allow a first liquid to flow therethrough, and at least one second conduit, including a second conduit outer surface, the at least one second conduit configured to allow a second liquid to flow therethrough. The at least one first conduit outer surface is coupled next to the at least one second conduit outer surface, using a method of joining metal parts using nonferrous filler metals, such that the longitudinal axes of each conduit are substantially parallel to one another.

What is claimed is: 
     
         1 . A heat transfer module comprising:
 at least one heat exchanger;   wherein each of the at least one heat exchangers comprises:
 at least one first conduit, including a first conduit outer surface, the at least one first conduit configured to allow a first liquid to flow therethrough; and 
 at least one second conduit, including a second conduit outer surface, the at least one second conduit configured to allow a second liquid to flow therethrough; 
 wherein the at least one first conduit outer surface is disposed next to the at least one second conduit outer surface. 
   
     
     
         2 . The heat transfer module of  claim 1 , wherein the first liquid comprises a refrigerant. 
     
     
         3 . The heat transfer module of  claim 1 , wherein the second liquid comprises water. 
     
     
         4 . The heat transfer module of  claim 1 , wherein the at least one first conduit outer surface is coupled to the at least one second conduit outer surface. 
     
     
         5 . The heat transfer module of  claim 4 , wherein the first conduit outer surface is coupled to the second conduit outer surface such that the longitudinal axes of each conduit are substantially parallel to one another 
     
     
         6 . The heat transfer module of  claim 5 , wherein the at least one first conduit outer surface is coupled substantially parallel to the at least one second conduit outer surface using a method of joining metal parts using nonferrous filler metals. 
     
     
         7 . The heat transfer module of  claim 6 , wherein the method of joining metal parts using nonferrous filler metals comprises brazing. 
     
     
         8 . The heat transfer module of  claim 1 , further comprising an outer conduit, wherein the at least one heating conduit and the at least one water conduit are disposed within the outer conduit. 
     
     
         9 . The heat transfer module of  claim 8 , wherein the outer conduit includes an insulation material. 
     
     
         10 . The heat transfer module of  claim 1  further comprising:
 an enclosure; 
 at least one valve configured to direct the flow of the first liquid therethrough; and 
 a pump configured to circulate the second liquid through the heat exchanger; 
 wherein the heat exchanger, the at least one valve and the pump are disposed within the enclosure. 
 
     
     
         11 . A multi-purpose system for conditioning a liquid and conditioning an interior space comprising:
 an outdoor unit assembly;   a heat transfer module including at least one heat exchanger;   a plurality of conduits operatively coupling the heat transfer module to the outdoor unit assembly; and   a controller in electrical communication with the outdoor unit assembly, and the heat transfer module;   wherein the at least one heat exchanger comprises:
 at least one first conduit, including a first conduit outer surface, the at least one first conduit configured to allow a first liquid to flow therethrough; and 
 at least one second conduit, including a second conduit outer surface, the at least one second conduit configured to allow a second liquid to flow therethrough; 
 wherein the at least one first conduit outer surface is disposed next to the at least one first conduit outer surface. 
   
     
     
         12 . The multi-purpose HVAC system of  claim 11 , wherein the first liquid comprises a refrigerant. 
     
     
         13 . The multi-purpose HVAC system of  claim 11 , wherein the second liquid comprises water. 
     
     
         14 . The multi-purpose HVAC system of  claim 11 , wherein the at least one first conduit outer surface is coupled to the at least one second conduit outer surface. 
     
     
         15 . The multi-purpose HVAC system of  claim 14 , wherein the first conduit outer surface is coupled to the second conduit outer surface such that the longitudinal axes of each conduit are substantially parallel to one another. 
     
     
         16 . The multi-purpose HVAC system of  claim 15 , wherein the at least one first conduit outer surface is coupled substantially parallel to the at least one second conduit outer surface using a method of joining metal parts using nonferrous filler metals. 
     
     
         17 . The multi-purpose HVAC system of  claim 16 , wherein the method of joining metal parts using nonferrous filler metals comprises brazing. 
     
     
         18 . The multi-purpose HVAC system of  claim 11 , further comprising an outer conduit, wherein the at least one first conduit and the at least one second conduit are disposed within the outer conduit. 
     
     
         19 . The multi-purpose HVAC system of  claim 11 , wherein the heat transfer module further comprises:
 an enclosure;   at least one valve configured to direct the flow of the first liquid therethrough; and   a pump configured to circulate the second liquid through the heat exchanger;   wherein the heat exchanger, the at least one valve and the pump are disposed within the enclosure.an enclosure.