Lg Electronics Inc.

Osong Medical Innovation Foundation, Korea University Research and Business Foundation

Sungsub Lee

Wonyeong Jung

Deokhyun Youn

Taehee Lee

Daewoong Kim

Sora Kim

Jangseok Lee

Bongjin Kim

Myoungju Kang

Hyeunsik Nam

Dongseok Kim

Daewoong Lee

Minjae Park

Juhyok Kim

Kyungseok Min

Chanho Chun

Minsu Park

Chungwoo Jung

Sungwoo Lee

Hyungbum Kim

Hansol Jung

Yongtae Kang

A vacuum adiabatic body includes a first plate; a second plate; a seal; a support; and an exhaust port, wherein an extension tab extending toward the third space to be coupled to the support is provided to at least one of the first and second plates, and the extension tab extends downward from an edge portion of the at least one of the first and second plates.

Vacuum adiabatic body and refrigerator

A method for manufacturing a vacuum adiabatic body according to an embodiment may include a vacuum adiabatic body component preparation process of manufacturing components applied to a vacuum adiabatic body. Optionally, the method may include a vacuum adiabatic body component assembly process of assembling the components. Optionally, the method may include a vacuum adiabatic body component sealing process of sealing an outer wall of a vacuum space to block the vacuum space from the external space. Optionally, the method may include a vacuum exhaust process for a vacuum adiabatic body, in which internal air of a vacuum space is discharged. Optionally, the method may include a device assembling process of providing a device using the vacuum adiabatic body.

Vacuum adiabatic body and method for manufacturing the same

An vacuum adiabatic body is provided that may include a first plate member, a second plate member having a temperature different from the first space, a sealing part sealing the first plate member and the second plate member to provide a third space that has a temperature between the temperature of the first space and the temperature of the second space and is in a vacuum state, a conduit having at least a portion passing by the sealing part outside the third space to connect the first space to the second space, a supporting unit or bar maintaining the third space, a heat resistance unit or assembly for reducing a heat transfer amount between the first plate member and the second plate member, and a port or an exhaust port through which air of the third space is exhausted.

Vacuum adiabatic body, refrigerating or warming apparatus, and vehicle

A beverage maker is provided including a fermentation tank module in which an opening is defined, a fermentation lid configured to open and close the opening, a temperature controller configured to control a temperature within the fermentation tank module, and a gas discharging passage connected to at least one of the fermentation tank module or the fermentation lid. The fermentation tank module may include a fermentation case, a fermentation tank which is accommodated in the fermentation case and in which an inner space that communicates with the opening is defined, and an insulator disposed between the fermentation case and the fermentation tank. The insulator is configured to surround the fermentation tank.

Beverage maker

Provided is a vacuum adiabatic body. The vacuum adiabatic body includes a conductive resistance sheet configured to connect the first plate to the second plate so as to reduce a heat transfer amount between the first plate and the second plate and a cover assembly configured to cover the conductive resistance sheet. The cover assembly includes an inner cover configured to protect an inside, an outer cover configured to protect an outside, and a front cover configured to protect a front side. The front cover is thicker than the plate. The protection of the conductive resistance sheet and the improvement of the adiabatic effect may be obtained.

A vacuum adiabatic body may include: a first plate member; a second plate member; a sealing part sealing the first plate member and the second plate member to provide a third space; a supporting unit maintaining the third space; a heat resistance unit at least including a conductive resistance sheet capable of resisting heat conduction flowing along a wall for the third space to decrease a heat transfer amount between the first plate member and the second plate member; and an exhaust port through which a gas in the third space is exhausted. A side frame may be fastened to the conductive resistance sheet and the second plate member, and the side frame is fastened to an edge portion of the second plate member. Accordingly, the formation of dews may be prevented and an adiabatic effect may be improved.

A vacuum adiabatic body includes: a first plate member; a second plate member; a sealing part sealing the first plate member and the second plate member to provide a third space; a supporting unit maintaining the third space; a heat resistance unit for decreasing a heat transfer amount between the first plate member and the second plate member; and an exhaust port through which a gas in the third space is exhausted. The vacuum adiabatic body further includes a peripheral adiabatic part provided to an outer wall of an edge portion of the third space to improve the adiabatic performance of the edge portion of the third space, and the peripheral adiabatic part is provided as a separate adiabatic member. Accordingly, an adiabatic effect may be improved and volume of an outer door in a door-in-door refrigerator may be increased.

A vacuum adiabatic body is provided. The vacuum adiabatic body may include a first plate, a second plate, a seal, a support, a heat resistance device, and an exhaust port. The support may include at least two bars to support the first plate and the second plate. Each of the at least two bars may include a material having a lower emissivity than emissivities of each of the first and second plates, and each bar may be fabricated using at least one material selected from the group consisting of polycarbonate (PC), glass fiber PC, low outgassing PC, polyphenylene sulfide (PPS), and liquid crystal polymer (LCP).

Provided is a vacuum adiabatic body. The vacuum adiabatic body may include a first plate member defining at least a portion of a wall for a first space, a second plate member defining at least a portion of a wall for a second space having a temperature different from the first space, a sealing part sealing the first plate member and the second plate member to provide a third space that has a temperature between the temperature of the first space and the temperature of the second space and is in a vacuum state, a conduit having at least a portion passing through by the sealing part outside the third space to connect the first space to the second space, a supporting unit or bar maintaining the third space, a heat resistance unit or assembly for reducing a heat transfer amount between the first plate member and the second plate member, and a port or an exhaust port through which air of the third space is exhausted.

A diffusion absorption refrigeration apparatus includes a bubble pump; a gas-liquid separator; a condenser; a gas branch pipe; an evaporator; an absorber; a gas heat exchanger; a storage tank; and a solution heat exchanger, in which a single material of trans-1,3,3,3-tetrafluoropropene (R-1234ze(E)) and 2,3,3,3-tetrafluoropropene (R-1234yf), which have a low global warming potential (GWP), or a mixture thereof at a predetermined ratio is used as a refrigerant. Accordingly, the stability is high and a low GWP can be achieved.

Diffusion absorption refrigeration apparatus and refrigeration method

A vacuum insulator including a heat diffusion block placed in a vacuum space; a thermoelectric module, in the vacuum space, coming into contact with the heat diffusion block so as to exchange heat therewith: and a heat sink exchanging heat with the thermoelectric module and placed in a first space or a second place. High heat-insulation performance and heat-transfer performance can be obtained.

Vacuum insulator in a storehouse and methods of making and using the same

Disclosed is a vacuum insulator comprising: a heat diffusion block placed in a third space; a thermoelectric module coming into contact with the heat diffusion block so as to exchange heat therewith, and placed in the third space; and a heat sink exchanging heat with the thermoelectric module and placed in a first space or a second place. According to the present invention, high heat-insulation performance and heat-transfer performance can be obtained.

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Seoul, South Korea

Sungsub Lee