A cooling device and a cooling coat using the cooling device includes a shell, a TEC cooling/heating module installed inside the shell, a fan and a controlling circuit. The TEC cooling/heating module comprises a TEC plate installed inside the shell, a first and a second heat conductor respectively configured on the cold face and hot face of the TEC plate; the shell is provided with an air inlet at the position corresponding to the fan; the shell is provided with an exhaust port corresponding to the second heat conductor, the end portion of the shell is provided with a cold/hot wind outlet corresponding to the first heat conductor; when the fan is running, air is sucked into the shell through the air inlet, and is blown to the first and second heat conductor.

A method for controlling and managing a front door refrigerator using an application installed in a recording medium, according to an embodiment of the present invention, comprises: a step in which a user logs into a front door refrigerator control application installed in a recording medium including a mobile device, thereby allowing a main screen including menu display regions to be displayed on a display unit of the mobile device; and a step in which a storage information confirmation menu is selected from among a plurality of execution menus displayed in the menu display regions, wherein, when the storage information confirmation menu is selected, storage information of a product stored in the front door refrigerator is output to the display unit of the mobile device.

An active cooling system and method for using the active cooling system are described. The active cooling system includes a cooling element having a first side and a second side. The first side of the cooling element is distal to a heat-generating structure and in communication with a fluid. The second side of the cooling element is proximal to the heat-generating structure. The cooling element is configured to direct the fluid using a vibrational motion from the first side of the cooling element to the second side such that the fluid moves in a direction that is incident on a surface of the heat-generating structure at a substantially perpendicular angle and then is deflected to move along the surface of the heat-generating structure to extract heat from the heat-generating structure.

In addition, the thermoelectric element may be a cascade type thermoelectric element in which two thermoelectric elements having the same or different specifications are coupled to each other.

A refrigerator according to an embodiment of the present invention comprises an inlet port and an outlet port which are formed in a sink body forming a heat sink, so as to guide coolant inflow and coolant outflow respectively, wherein the center line of the inlet port passes through the center of a thermoelectric element attached to the heat sink.

A chuck unit includes a chuck on which a semiconductor is mounted, a heating part including a heater and configured to heat the chuck, a cooling block configured to cool the heating part by using fluid-cooling, and a Peltier module configured to cool the cooling block. The heater is configured to be energized while the cooling block and the Peltier module are spaced apart from each other, and the heater is configured to be cut off from energization while the cooling block and the Peltier module contact each other.

A refrigeration unit system is disclosed. The system can comprise a system housing having a front panel, a back panel, two side panels, a bottom panel, a bezel having an air exhaust. The system can further comprise a plurality of air intake slots and a carrying handle above the air exhaust. The system can further comprise an assembly having a cold chamber central to the assembly. The assembly can comprise a thermoelectric module affixed to the chamber in direct contact. The thermoelectric module can be configured for conduction of a heat away from the cold chamber. The cold chamber can comprise a shelf removable from the cold chamber.

A vehicular camera module includes a camera housing, an imager printed circuit board and a processor printed circuit board. An imager is disposed at a first side of the imager printed circuit board. A heat transfer element is accommodated in the camera housing and is in thermal conductive contact with an active cooling element and with a second side of the imager printed circuit board or the processor printed circuit board. Circuitry of the camera module is electrically connected to electrical connecting elements that electrically connect to a wire harness of a vehicle when the vehicular camera module is disposed at the vehicle. With the electrical connecting elements electrically connected to the wire harness of the vehicle, heat generated by operation of the vehicular camera module is drawn from the imager printed circuit board to the camera housing via the heat transfer element.

A system for cooling a mobile phone and method for using the system are described. The system includes an active piezoelectric cooling system, a controller and an interface. The active piezoelectric cooling system is configured to be disposed in a rear portion of the mobile phone distal from a front screen of the mobile phone. The controller is configured to activate the active piezoelectric cooling system in response to heat generated by heat-generating structures of the mobile phone. The interface is configured to receive power from a mobile phone power source when the active piezoelectric cooling system is activated.

A microfluidic system for separating biological entities includes a cooling device including a thermoelectric heat pump, a first fan, and a first heat exchanger disposed between the first fan and the thermoelectric heat pump; a first housing structure having a first shell that encases the first fan and the first heat exchanger; a microfluidic device and one or more piezoelectric transducers attached thereto; and a second housing structure reversibly attached to the first housing structure and having a second shell that encloses therein the microfluidic device and the one or more piezoelectric transducers. When the first and second housing structures are coupled, a first air passage is formed between a side of the first heat exchanger and an end of the microfluidic device, a second air passage is formed between the first fan and the piezoelectric transducers, thereby allowing air to circulate between the first and second air passages.