771results about "Insulation for cooling apparatus" patented technology

Methods, systems, devices and / or apparatuses for a hardened reusable shipping container. The hardened reusable shipping container includes a lid. The lid is configured to be opened and closed. The hardened reusable shipping container includes a base enclosure. The base enclosure is coupled to the lid and has a payload area. The payload area is configured to receive a payload and maintain a temperature of an environment surrounding the payload. The hardened reusable shipping container includes an insert. The insert is configured to be positioned within the payload area to cool or maintain the temperature of the environment surrounding the payload.

An appliance includes an appliance cabinet defining a compartment, and an appliance door operably coupled to the appliance cabinet. The appliance door includes a trim breaker, a door wrapper, and a door liner including studs coupled thereto. The door wrapper and the door liner are coupled to the trim breaker and define an insulation cavity therebetween. An at least partial vacuum is defined in the insulation cavity. A sensor assembly and a vacuum port assembly are coupled to the door liner. A port cover coupled to the appliance door. The port cover includes a base defining openings. The base includes locking features on opposing sides of the base and stud connectors, where the locking features are configured to couple to opposing sides of the trim breaker, respectively. The stud connectors are configured to couple to the studs. A cover assembly is coupled to the base.

A pressure sensor hub for a vacuum-insulated structure includes: (a) a pressure sensor, the pressure sensor including a sensing element and an electrical connector extending from the sensing element; (b) a printed circuit board including conductive pads that are exposed, each of the conductive pads in electrical communication with a different portion of the electrical connector of the pressure sensor; and (c) a body that supports the pressure sensor and the printed circuit board.

Shipping systems for temperature-sensitive materials and methods of making and using same. In one embodiment, the shipping system includes a cooler base and a lid. The base includes an inner portion and an outer portion. The inner portion includes a thermal insulation unit including a bottom wall and four side walls. A thermally-conductive member is positioned on the bottom wall. A polymeric bag encapsulates the thermally-conductive member and some of the thermal insulation unit. The outer portion includes thermally-insulating material and defines an opening. The inner portion is permanently bonded to the outer portion, with cavities defined therebetween. A product box is placed in the inner portion directly over the polymeric bag and the underlying thermally-conductive member. First temperature-control members are disposed within the inner portion, with at least one temperature-control member directly over the polymeric bag and the underlying thermally-conductive member. Second temperature-control members are disposed within the cavities.

A refrigerator includes a cabinet and a door. The door includes a panel assembly, a door frame, a door liner, and an insulator provided in a space defined by the panel assembly and the door frame. The panel assembly includes a front panel and a rear panel. The door further includes a rod that connects the front panel to the rear panel, a heater housing that covers the rod and is attached to a rear surface of the front panel, and a heating device coupled to the heater housing and in contact with the rear surface of the front panel.

A container with active temperature control system is provided. The active temperature control system is operated to heat or cool a chamber sized to receive a beverage therein. The container includes an insulated vessel that has the chamber and a cooling or heating unit. The cooling or heating unit includes a thermoelectric element in thermal communication with the chamber, phase change material in thermal communication with the thermoelectric element, a power storage device, and circuitry to control the operation of the thermoelectric element. The cooling or heating unit is operable to increase or decrease or maintain a temperature of the beverage in the chamber by operating the thermoelectric element to draw heat from the chamber and transfer it to the module of phase change material.

A refrigerator according to an embodiment of the present invention comprises: a cabinet which forms a storage space; a door which opens / closes the storage space; an accommodation member which is provided in the storage space; and a device which is detachably mounted to the accommodation member and performs additional functions in a connected state, wherein: the accommodation member includes a first connection part which is connected to a control unit for controlling the device; the device includes a second connection part; and when the device is mounted, the first connection part and the second connection part are connected to each other so that power can be supplied to the device and signals can be delivered from / to the control unit.

The invention discloses an active sleep cooling device, and belongs to the field of intelligent temperature control. According to the equipment, semiconductor chilling plates (20-100 W, COP > = 1.5 and delta T = 25 DEG C) are adopted to form a refrigeration module, the cold end is connected with a circulation pipeline through a buckle type water cooling head, and the hot end is coated with dynamically-adjusted heat-conducting silicone grease (the contact pressure is 0.1-0.3 MPa). The liquid cooling system (the flow is automatically adjusted along with power and temperature difference) is innovatively designed to be in redundancy fit with the air cooling system, and the hot end is less than or equal to 65 DEG C. Non-contact conduction of cooling liquid is achieved through the composite uniform temperature layer (cotton and polyurethane), and the temperature difference gradient smaller than or equal to 2 DEG C / cm is formed. Precise temperature control of + / -0.5 DEG C is achieved based on an STM32 PID control system (the parameter adjustable range Kp is equal to 0.8-1.2), and the temperature is reduced by 7 DEG C or more within 10 minutes. The safety system integrates a condensation sensor (which is triggered for 10 minutes after the humidity is greater than or equal to 70%) and a double-metal protector (cold end lt; 13 DEG C / hot end gt; 65 DEG C), via a solid state relay (in response to lt; and the double protection is realized. The power consumption of the whole machine is smaller than or equal to 120 W, the noise is smaller than or equal to 30 dB (A), the energy efficiency is improved by 50% compared with a traditional scheme, and 72-hour hydrolysis test (the strength is kept to be larger than or equal to 90%) and IP54 certification are passed. The equipment can be integrated on a mattress or a pillow or used as an independent device, is suitable for family sleep optimization, medical care and outdoor scenes, and has remarkable market application value.

A green energy-saving cold store is provided, including a cold room, a platform, a machine room, and a refrigerating system. A drying layer (1) is arranged below the first floor of the cold room; a ground heat insulation layer (2) is moved downwards into the drying layer (1) and is separated from a first floor slab (3); an inner wall (4), an internal partition wall, and the wear-resistant waterproof floor (33) are directly located on the first floor slab (3) and integrated with a frame structure; a peripheral protective wall adopts a light steel structure wall surface (14), and is connected to the frame structure by means of ball joint tie beams (15) at the intersection points between frame beams and columns. The cold store is energy-saving and environment-friendly, and has good anti-seismic and fireproof performance.

The invention relates to the technical field of air duct noise reduction, in particular to a refrigerating and freezing device, an air duct structure and a design method of the air duct structure. The design method of the air duct structure comprises the steps that the number and distribution of fins in an original air duct structure are obtained, and the initial number and initial distribution are obtained; the vibration and noise reduction performance of the original air duct structure is obtained, and the target vibration and noise reduction performance is obtained; and at least based on the initial number and the initial distribution, fins insensitive to sound insulation and vibration isolation are removed, and a final air duct structure capable of achieving the target vibration and noise reduction performance is obtained. The problem that an existing air duct structure cannot well balance the noise reduction effect and the production cost is solved, and the purpose of reducing the use amount of fins on the basis of meeting the same noise reduction performance is achieved.

The invention belongs to the technical field of refrigeration equipment, and particularly relates to a double-effect circulating Stirling cryocooler. According to the technology, a shell and coil windings are included, an annular piston cavity is formed in the shell, a plurality of piston rotors are arranged in the piston cavity, permanent magnets arranged on any two adjacent piston rotors repel each other, and the coil windings are evenly arranged on the outer side wall of the shell along the piston cavity. The piston rotor can be driven to move according to the specified sequence and direction by controlling the electrifying sequence of the coil windings. The noise generated when the Stirling cryocooler works is effectively reduced, the user experience is improved, the structure utilization rate is higher, and the working efficiency is higher.

The invention discloses a coupling system of a composite wall body structure and a heat control system and a control method of the coupling system, and belongs to the technical field of building energy conservation. The composite wall body structure comprises an inner layer wall body, an outer layer wall body and a cavity interlayer; the outer-layer wall body adopts a high-density polyurethane thermal insulation layer, and the surface of the outer-layer wall body is coated with a weather-proof nano waterproof coating; the inner-layer wall body is made of an aerogel-based composite phase change material; an air outlet is formed in the top of the cavity interlayer, a honeycomb-shaped flow guide grid is arranged at the bottom of the cavity interlayer, and a distributed temperature sensor and a stepless speed regulation fan are integrated in the cavity interlayer; the heat control system comprises an evaporator, a compressor, a condenser and an expansion valve. A tube pass of the evaporator is sequentially connected with the compressor, a tube pass of the condenser and the expansion valve through refrigerant pipelines to form a circulation path. And the air outlet of the composite wall body structure and the shell side of the condenser are respectively communicated with the shell side of the evaporator through the heat recovery air duct to form a closed loop. Efficient heat preservation, heat recovery and energy recycling can be achieved, and the operation energy consumption of the refrigeration house is remarkably reduced.

The invention provides a method for testing noise and vibration of a refrigeration fan of a refrigerator, relates to the field of vibration testing of refrigerators, and aims to solve the problem that the real noise performance of the fan in a complex environment in the refrigerator cannot be reflected in the current noise testing of the fan of the air-cooled refrigerator. The actual installation states of a fan, an air duct and a box body are reserved to eliminate single body test deviation, vibration and noise data are synchronously collected, time domain and frequency domain analysis is covered, vibration-noise causal relation tracing is achieved, the coupling frequency band and energy distribution of vibration and noise are quantified through time domain and frequency domain conjoint analysis, and therefore the noise source and the coupling frequency band are positioned, and the noise quality is improved. And targeted optimization is facilitated, and the noise optimization efficiency and the optimized noise control effect are improved.

A modular box assembly includes a box with side panels defining a box cavity, a first thermal liner positioned within the box cavity, the first thermal liner including a first insulation batt disposed between sheets, the first thermal liner defining three first liner panels, at least one box side panel being covered by a first liner panel, and a second thermal liner positioned within the box cavity, the second thermal liner including a second insulation batt disposed between sheets, the second thermal liner defining three second liner panels. At least one other of the side box panels is covered by a second liner panel. The bottom box panel is covered by either a first liner panel not covering any side box panel or a second liner panel not covering any side box panel. Each insulation batt can be formed from a mixture of thermoplastic binder fibers and reinforcement fibers.

A transport container for transporting temperature-sensitive goods, having a container wall arrangement surrounding an interior chamber for accommodating the goods comprising a plurality of walls adjoining one another at an angle. The container wall arrangement has an opening for loading and unloading the interior chamber, which opening can be closed by means of a door device, and the container wall arrangement encloses the interior chamber on all sides with the exception of the opening. The container wall arrangement consists of a layered structure comprising, from the outside to the inside, a first insulation layer, optionally a second insulation layer, and an energy distribution layer bounding the interior chamber and made of a material having a thermal conductivity of >100 W / (m·K). In the interior chamber, at least one coolant reservoir for holding a coolant is arranged and / or fastened to at least one wall, in particular an upper wall.

A cooling device (1.1) for food, in particular a refrigerator and / or freezer, comprises a cooling chamber (2) with a chamber wall, wherein the chamber wall has in at least one wall section (9.1 to 9.6) an insulating body with an insulating core and a covering medium that hermetically encloses the insulating core, which is pressurized, and two cover layers between which the insulating body is received, wherein the insulating body has a thickness of at least 5 mm, and wherein the cover layers (14.1, 14.2) each have a thickness in the range of 0.1 mm to 25 mm. An insulating module, in particular for such a cooling device (1.1).

A storage and retrieval system includes a grid framework structure including a track system forming a grid. A load handling device is moveable on the track system. Stacks of storage containers are arranged in each of a plurality of storage columns located beneath the track system. The load handling device includes a lifting device arranged to lift one or more storage containers, each including a base wall and opposing sidewalls and end walls extending from the base wall to form a box-like structure having an opening, and a lid for closing the opening to define a cooling tote. At least one of the base wall, and / or opposing sidewalls and / or opposing end walls and / or the lid of the cooling tote includes a pocket housing a refrigerant with a freezing point in a range of −30° C. to 0° C. for storing frozen or chilled foods.

Method for monitoring thermal performance of temperature-controlled transport container. External temperature sensor is provided for measuring ambient temperature of container and internal temperature sensor is provided for measuring internal temperature. Ambient and internal temperature are measured and recorded while passing through first interior temperature range during first time period, and ambient and interior temperature are measured and recorded while passing through second interior temperature range during second time period. The phase change temperature is in first temperature range, and second temperature range is above or below the first temperature range. Thermal conductivity of the insulation layer is calculated based on temporal change of interior temperature relative to ambient temperature while passing through second temperature range, and subsequently enthalpy of phase change material is calculated based on temporal change of interior temperature relative to ambient temperature while passing through first temperature range and based on thermal conductivity of insulation layer.

A refrigerator includes an inner case forming a storage compartment therein, the inner case including an inner wall surrounding the storage compartment; an outer case coupled to an outer side of the inner case; a foamed insulation material disposed between the inner case and the outer case; a storage container configured to be slidably inserted into and withdrawn from the storage compartment; a rail unit disposed inside the storage compartment, the rail unit being configured to guide a movement of the storage container, the rail unit including a coupling protrusion that is coupled to the inner wall; an insertion groove formed on the inner wall to allow the coupling protrusion to insert therein; and a coupling groove formed on the inner wall so that the rail unit coupled to the insertion groove fixes to the inner wall.

A vacuum adiabatic body according to the present invention includes a first plate member, a second plate member, a sealing part which seals between the first plate member and the second plate member, a conductive resistance sheet which connects the first plate member and the second plate member to each other so as to reduce a heat transfer amount between the first plate member and the second plate member, and at least one reinforcing frame which is installed on at least one of the first plate member and the second plate member to reinforce strength, in which the reinforcement frame includes at least one of at least one of a pair of front frames extending at left and right end portions of the opening in a vertical direction, and at least one of a pair of upper and lower frames of a machine chamber extending in the third space in the vertical direction.

A thermally insulated transport container for use with an ice battery, having an internal usable volume for freeze-free cooling of temperature-sensitive products placed therein, the usable volume having an outward usable volume portion, an internal cold storage volume sized to receive the ice battery, the cold storage volume having an inward cold storage volume portion adjacent to the outward usable volume portion to define a common interface of the usable volume and the cold storage volume, a heat-conducting liner extending about the usable volume and having a heat-conducting liner portion located between the outward usable volume portion and the inward cold storage volume portion, and a phase change material (PCM) container positioned adjacent to the heat-conducting liner portion at the common interface and in heat-conducting contact with the heat conduction liner portion, the PCM container sized to contain a phase change material.

A refrigerated lunch box device is provided. The device is comprised of a dual-compartment body configured to separate perishable and non-perishable food items, wherein one compartment includes an active cooling system in the form of a refrigeration unit. The refrigeration unit comprises a thermoelectric cooling assembly powered by a battery. The battery may be rechargeable via the charging port and in one embodiment may be a removable battery pack. A user interface control allows adjustment of internal temperatures. The device further includes a non-refrigerated compartment equipped that may be comprised of a modular insert system for customizable food organization.

A cryostat comprises a vacuum enclosure (101) and, inside said vacuum enclosure, a plurality of nested radiation shields (102, 103). Stages of a cryogen-free cooling system (104) are thermally coupled with and configured to cool respective ones of said plurality of nested radiation shields (102, 103). Inside said vacuum enclosure (101) is a thermally conductive layer (201), at least partly surrounding said plurality of nested radiation shields (102, 103). A compressor-driven refrigerator (202) is thermally coupled with said thermally conductive layer (201) and configured to cool said thermally conductive layer (201).

The present disclosure relates to a vacuum insulation panel, an apparatus for manufacturing vacuum insulation panel, and a method for manufacturing vacuum insulation panel. The vacuum insulation panel according to an embodiment of the present disclosure may include a sealing cap configured to seal an exhaust hole of the panel assembly, and a heating coil capable of inductively heating the sealing cap.

A vacuum insulated appliance, including a vacuum insulated cabinet including a plurality of walls at least partially defining a compartment. The vacuum insulated cabinet includes a trim breaker having an outer wall and a trim breaker cover abutting the outer wall and extending parallel to and away from the compartment. A wall panel assembly is removably coupled to at least one of the plurality of walls. The wall panel assembly includes a main body having a hemmed edge. The hemmed edge of the main body is positioned proximate the trim breaker cover. A magnetic coupler assembly operably coupled to the main body, wherein the magnetic coupler assembly is configured to operably couple the wall panel assembly to at least one of the plurality of walls.

The present invention discloses a muffler, which comprises: a waveguide provided with a sound wave inlet; a first resonance cavity and a second resonance cavity arranged along the tube length direction of the waveguide, the first resonance cavity being arranged closer to the sound wave inlet of the waveguide than the second resonance cavity, and the first resonance cavity and the second resonance cavity being Helmholtz resonance cavities; a first neck tube communicating with the waveguide is provided on the first resonance cavity, a second neck tube communicating with the waveguide is provided on the second resonance cavity, and the cross-sectional area of the second neck tube is larger than that of the first neck tube. By arranging two Helmholtz resonance cavities with different cross-sectional areas of the neck tubes on the waveguide, the present invention has a relatively high prediction accuracy of the noise reduction effect. Secondly, the first neck tube and the second neck tube adopt a bent tube design, which can not only ensure a more compact structure, but also is beneficial to low-frequency noise reduction and miniaturization design.

The invention relates to the technical field of refrigeration equipment, and discloses a preparation method of a vacuum insulation panel, the vacuum insulation panel and the refrigeration equipment. The preparation method of the vacuum insulation panel comprises the steps that a heat preservation core material and a first film material are provided, and the heat preservation core material and / or the first film material are / is coated with a first bonding layer; the heat preservation core material is attached to the first film material through the first bonding layer, and the first film material is coated with a second bonding layer along the outer edge of the heat preservation core material, so that the heat preservation core material and the first film material are assembled into a pre-assembled part; and providing a second membrane material, placing the pre-assembled part and the second membrane material in a preset vacuum environment, and bonding the second membrane material and the first membrane material in the preset vacuum environment. According to the preparation method of the vacuum insulated panel, the pre-assembled part can be prepared in advance, then the pre-assembled part and the second membrane material are attached and bonded, a plurality of vacuum insulated panels can be prepared at the same time, the preparation process is simple, the production and processing efficiency is high, meanwhile, the heat preservation core material and the membrane material can be efficiently utilized, and the production cost is reduced.

An insulation compaction device includes an insulating structure of an appliance and has an insulating media disposed within an insulating cavity. An operable piston selectively engages the insulating structure and operates to define a selected cavity volume of the insulating cavity and a selected insulation density of the insulating media. A valve is attached to the insulating structure and in a passive state releases gas from the insulating cavity to the exterior during operation of the operable piston. Selective operation of a pump mechanism places the valve in an active state to extract gas from the insulating cavity and define a cavity pressure of the insulating cavity that is less than an equalized pressure. The operable piston and the pump mechanism are at least one of sequentially and simultaneously operable to define a selected piston chamber environment defined by the selected cavity volume and the cavity pressure.

The application belongs to the technical field of thermal insulation materials, and particularly relates to a novel thermal insulation material, a preparation method thereof and a cold plate. The novel thermal insulation material comprises the following raw material components: polystyrene particles 70-80 parts; methyl octabromo ether 5-7 parts; ethanol 0.5-1 part; freon 2-5 parts; and modified graphite powder 14-16 parts. The novel thermal insulation material has simple components, and after being prepared through compounding, the thermal conductivity coefficient is significantly reduced, and the novel thermal insulation material also has high strength and pressure resistance, fire resistance and water resistance. When the novel thermal insulation material is used for manufacturing a cold plate, the thickness can be greatly reduced under the same thermal insulation requirement, the space for use is saved, the self-weight is also reduced, and the novel thermal insulation material has a wide application prospect.