A thermal energy storage system of a vehicle is disclosed. The thermal energy storage system includes a refrigerant circuit conveying a refrigerant therethrough. The refrigerant circuit includes an evaporator receives a flow of the refrigerant and a flow of air. The thermal energy storage system also includes a coolant circuit conveying a coolant therethrough. The coolant circuit includes a coolant heat exchanger disposed downstream from the evaporator with respect to a direction of the flow of air through the evaporator and an auxiliary heat exchanger receiving a flow of the coolant. The thermal energy storage system further includes a cold storage device in thermal communication with the coolant circuit and a WCAC in fluid communication with the auxiliary heat exchanger.

The present invention provides a cold end heat exchanging device, which comprises: a cold end heat exchanging part which defines an inner cavity or pipeline for containing a refrigerant existing in both gas and liquid phases; and a plurality of refrigerant pipelines, each provided with: an evaporation section which is downwardly bent and extends in a vertical plane and has a closed tail end, and a connection section which is upwardly bent and extends from a starting end of the evaporation section and is connected to the inner cavity or pipeline; wherein the evaporation sections of at least some refrigerant pipelines are arranged in two vertical planes perpendicular to each other. The present invention further provides a semiconductor refrigerator having the cold end heat exchanging device. The cold dissipation efficiency of the cold end heat exchanging device and the energy efficiency of the semiconductor refrigerator are significantly improved.

The present invention provides a cold end heat exchanging device, which comprises: a cold end heat exchanging part which defines an inner cavity or pipeline for containing a refrigerant existing in both gas and liquid phases; and a plurality of refrigerant pipelines, each provided with: an evaporation section which is downwardly bent and extends in a vertical plane and has a closed tail end, and a connection section which is upwardly bent and extends from a starting end of the evaporation section and is connected to the inner cavity or pipeline; wherein the evaporation sections of at least some refrigerant pipelines are arranged in two vertical planes perpendicular to each other. The present invention further provides a semiconductor refrigerator having the cold end heat exchanging device. The cold dissipation efficiency of the cold end heat exchanging device and the energy efficiency of the semiconductor refrigerator are significantly improved.

A refrigerator includes a cabinet, a first inner case that defines a freezing compartment, a second inner case that defines a refrigerating compartment, a thermal siphon unit that is configured to carry a working fluid for heat transfer and that has a closed loop shape that includes a first part arranged at an outer side of the first inner case and a second part arranged at an outer side of the second inner case, and a cool air storage unit arranged in a space partitioned in the first inner case. The cool air storage unit is configured to accommodate cool air of the freezing compartment and transfer the cool air to the first part of the thermal siphon unit arranged outside of the first inner case.

A post-mix beverage dispenser having all components within an insulated housing is provided. The beverage dispenser can include an insulated housing with interior compartments that contain all complementary for dispensing a beverage, a carbonated beverage, and ice. The interior compartments can contain a concentrate source, a concentrate pump, an ice bin, an ice dispensing mechanism, a refrigeration system, a diluent pump, and a carbonation system.

A post-mix beverage dispenser having all components within an insulated housing is provided. The beverage dispenser can include an insulated housing with interior compartments that contain all complementary for dispensing a beverage, a carbonated beverage, and ice. The interior compartments can contain a concentrate source, a concentrate pump, an ice bin, an ice dispensing mechanism, a refrigeration system, a diluent pump, and a carbonation system.

Disclosed embodiments include portable devices for cold chain storage and methods of fabricating portable devices for cold chain storage. In an illustrative embodiment, a portable device for cold chain storage includes a container defining therein a storage region. The container includes an inner cylinder, and the storage region is defined coaxially inwardly of the inner cylinder. The inner cylinder includes phase change material disposed therein, and the phase change material is in thermal communication with the storage region. The inner cylinder also includes evaporative coils disposed therein. The evaporative coils are embedded in the phase change material. The container also includes a thermally insulated outer cylinder. An outer wall of the outer cylinder is disposed radially outwardly of an outer wall of the inner cylinder.

Disclosed embodiments include portable devices for cold chain storage and methods of fabricating portable devices for cold chain storage. In an illustrative embodiment, a portable device for cold chain storage includes a container defining therein a storage region. The container includes an inner cylinder, and the storage region is defined coaxially inwardly of the inner cylinder. The inner cylinder includes phase change material disposed therein, and the phase change material is in thermal communication with the storage region. The inner cylinder also includes evaporative coils disposed therein. The evaporative coils are embedded in the phase change material. The container also includes a thermally insulated outer cylinder. An outer wall of the outer cylinder is disposed radially outwardly of an outer wall of the inner cylinder.

A cooling system for rapidly cooling a beverage comprises a cooling channel configured to convey a beverage from upstream to downstream and a nozzle. The cooling channel includes an inner peripheral surface and the nozzle sprays the beverage on the inner peripheral surface such that the beverage is conveyed by gravity along the inner peripheral surface. The beverage cools as the beverage is conveyed by gravity along the inner peripheral surface such that the beverage is cooled by condensation and convection. The nozzle is further configured to reduce the pressure of the beverage such that the beverage cools due to expansion and reduction of pressure. The cooling system can also include a cooling media circulation system, a cooling media refrigeration system, and a post-chill coil.

A cooling system for rapidly cooling a beverage comprises a cooling channel configured to convey a beverage from upstream to downstream and a nozzle. The cooling channel includes an inner peripheral surface and the nozzle sprays the beverage on the inner peripheral surface such that the beverage is conveyed by gravity along the inner peripheral surface. The beverage cools as the beverage is conveyed by gravity along the inner peripheral surface such that the beverage is cooled by condensation and convection. The nozzle is further configured to reduce the pressure of the beverage such that the beverage cools due to expansion and reduction of pressure. The cooling system can also include a cooling media circulation system, a cooling media refrigeration system, and a post-chill coil.