An entrance refrigerator includes a cabinet, a guide plate partitioning the cabinet into a storage compartment at the front and a cold air generating compartment at the rear, a first cold air supply module mounted at an upper portion of a rear surface of the cabinet, a second cold air supply module mounted at a lower portion of the rear surface of the cabinet, wherein each of the first and second cold air supply modules may include a thermoelectric element. An internal air guide is provided on one side of a rear surface of the guide plate between the first cold air supply module and the second cold air supply module and guides cold air forcibly moved by the first cold air supply module and the second cold air supply module to the storage compartment.

An entrance refrigerator includes a cabinet, a guide plate partitioning the cabinet into a storage compartment at the front and a cold air generating compartment at the rear, a first cold air supply module mounted at an upper portion of a rear surface of the cabinet, a second cold air supply module mounted at a lower portion of the rear surface of the cabinet, wherein each of the first and second cold air supply modules may include a thermoelectric element. An internal air guide is provided on one side of a rear surface of the guide plate between the first cold air supply module and the second cold air supply module and guides cold air forcibly moved by the first cold air supply module and the second cold air supply module to the storage compartment.

Provided is a tumbler capable of controlling a temperature of an accommodated drink. The tumbler includes an inner cup for accommodating a drink, a frame which protects the inner cup, a heat conduction unit of which heat is exchanged with the inner cup through a lower surface and an outer circumferential surface of the inner cup to cool or heat the drink of the inner cup, and a control unit configured to control operation of the heat conduction unit. The thermal efficiency and ease of use of the tumbler are improved due to the configuration of the tumbler.

Provided is a tumbler capable of controlling a temperature of an accommodated drink. The tumbler includes an inner cup for accommodating a drink, a frame which protects the inner cup, a heat conduction unit of which heat is exchanged with the inner cup through a lower surface and an outer circumferential surface of the inner cup to cool or heat the drink of the inner cup, and a control unit configured to control operation of the heat conduction unit. The thermal efficiency and ease of use of the tumbler are improved due to the configuration of the tumbler.

One embodiment provides a method of controlling a payload temperature in in vitro diagnostics including: moving, using a track system, a plurality of carriers, along one or more paths between a plurality of testing stations, wherein the carrier is configured to hold one or more payloads, and limiting, using a temperature controlling device, temperature change of the one or more payloads, wherein each carrier is configured to hold one or more payloads and move the one or more payloads to one of the plurality of testing stations. Other aspects are described and claimed herein.

One embodiment provides a method of controlling a payload temperature in in vitro diagnostics including: moving, using a track system, a plurality of carriers, along one or more paths between a plurality of testing stations, wherein the carrier is configured to hold one or more payloads, and limiting, using a temperature controlling device, temperature change of the one or more payloads, wherein each carrier is configured to hold one or more payloads and move the one or more payloads to one of the plurality of testing stations. Other aspects are described and claimed herein.

According to various aspects, exemplary embodiments are disclosed of chiller systems including thermoelectric modules, and corresponding control methods. In an exemplary embodiment, a compressor chiller system generally includes a refrigerant loop having a refrigerant fluid, a compressor connected in the refrigerant loop to compress the refrigerant fluid, and a condenser connected in the refrigerant loop to receive the compressed refrigerant fluid from the compressor and to condense the compressed refrigerant fluid. The system also includes a heat transfer component connected in the refrigerant loop to receive the condensed refrigerant fluid from the condenser, and a coolant loop having a coolant fluid. The heat transfer component is connected in the coolant loop to transfer heat from the coolant fluid to the condensed refrigerant fluid. The system further includes a thermoelectric module connected in the coolant loop. The thermoelectric module is adapted to transfer heat into and/or out of the coolant fluid.

According to various aspects, exemplary embodiments are disclosed of chiller systems including thermoelectric modules, and corresponding control methods. In an exemplary embodiment, a compressor chiller system generally includes a refrigerant loop having a refrigerant fluid, a compressor connected in the refrigerant loop to compress the refrigerant fluid, and a condenser connected in the refrigerant loop to receive the compressed refrigerant fluid from the compressor and to condense the compressed refrigerant fluid. The system also includes a heat transfer component connected in the refrigerant loop to receive the condensed refrigerant fluid from the condenser, and a coolant loop having a coolant fluid. The heat transfer component is connected in the coolant loop to transfer heat from the coolant fluid to the condensed refrigerant fluid. The system further includes a thermoelectric module connected in the coolant loop. The thermoelectric module is adapted to transfer heat into and/or out of the coolant fluid.

A refrigeration apparatus (1) includes a main refrigerant circuit (2) including a positive displacement compressor (4), a condenser (6), an expansion valve (8), and an evaporator (10), through which a refrigerant circulates successively in a closed loop circulation, a lubrication refrigerant line (18) connected to the main refrigerant circuit (2) between the condenser (6) and the expansion valve (8) or to the condenser (6), in which circulates a portion of the refrigerant of the main refrigerant circuit (2) and connected to the compressor (4) for lubrication of said compressor (4) with the refrigerant, at least one lubrication refrigerant storing cavity (70) connected to the lubrication refrigerant line (18), the lubrication refrigerant storing cavity (70) being configured to store liquid refrigerant for lubrication of the compressor (4) said at least one lubrication refrigerant storing cavity (70) being provided within the compressor (4).

In one aspect, a portable liquid pump with integrated chiller and heater system includes a pump component includes a pump, a liquid chamber, an inlet port and an outlet port. The pump component seals a liquid so that it does not escape except by the inlet port and the exit port. The pump component pressurizes and directs the liquid in a warm state from the inlet port over a Thermo-electric element-based cold-side heat exchanger and through the outlet port. A Thermo-electric element component includes the Thermo-electric element-based cold-side heat exchanger and a hot-side heat exchanger, wherein the Thermo-electric element component converts an electrical current into a temperature difference that in turn causes heat to flow from the Thermo-electric element-based cold-side heat exchanger to the hot-side heat exchanger. A battery component includes an electrical energy storage component that provides electrical power to the Thermo-electric element component that in turn pumps heat from the Thermo-electric element-based cold-side heat exchanger to the hot-side heat exchanger.