Patent ID: 7788933

Claim:
A heat exchanger comprising: at least one heat exchanger tank; a plurality of hollow tubes, each of the plurality of tubes having a wall, a first end, and a spaced apart second end, wherein each of the plurality of tubes is in fluid communication with the at least one heat exchanger tank; at least a first header connected to the first end of each of the plurality of the hollow tubes; at least a second header connected to the second end of each of the plurality of the hollow tubes; at least the second header spaced apart from at least the first header; a plurality of thermoelectric devices configured such that each of the walls of the plurality of tubes is in thermal communication with at least one of the plurality of thermoelectric devices; a plurality of heat exchanger fins configured such that at least one of the plurality of fins is configured such that a first end of the at least one of the plurality of fins is in thermal communication with at least a first one of the plurality of thermoelectric devices and a second end opposite the first end is in thermal communication with at least a second one of the plurality of thermoelectric devices; and a control system in electrical communication with the plurality of thermoelectric devices, the control system configured to control the magnitude of an electric current delivered to the plurality of thermoelectric devices in order to select a heating and cooling capacity of the plurality of thermoelectric devices.