31results about "Cooling fluid circulation" patented technology

A refrigerator having an ice and water dispenser that extends forwardly from the refrigerator door. The dispenser includes a retractable ledge to support a container, a sloped back wall to provide increased storage space in the door, a lighted target ring to facilitate positioning of a container for receipt of ice and water, an ice chute door actuated by an electric motor, and a seal to sealingly engage the ice compartment when the refrigerator door is closed.

A capacity control algorithm for a multiple compressor liquid chiller system is provided wherein the speed and number of compressors in operation are controlled in order to obtain a leaving liquid temperature setpoint. In response to an increase in the load in the chiller system, the algorithm determines if a compressor should be started and adjusts the operating speed of all operating compressors when an additional compressor is started. In response to a decrease in the load in the chiller system with multiple compressors operating, the algorithm determines if a compressor should be de-energized and adjusts the operating speed of all remaining operating compressors when a compressor is de-energized.

A cooling system for a vehicle comprises a compressor for compressing refrigerant, the compressor being adapted to be driven by a power source installed in the vehicle, a condenser for receiving compressed refrigerant from the compressor, an expansion device for expanding refrigerant from the condenser, and a liquid-to-liquid heat exchanger for receiving refrigerant from the expansion device and exchanging heat between the refrigerant and a liquid. The liquid may comprise a coolant, and a pump may be provided for pumping the coolant through the heat exchanger to a point of use such as a cooling garment to cool personnel on board the vehicle. Alternatively, the liquid may be a drinkable liquid which is pumped through the heat exchanger to a suitable dispensing system to provide an on-board supply of cool drinking liquid.

A temperature regulation system has a polished surface sufficiently smooth so as to reduce the emissivity of the surface. A conduit is in thermal proximity to the polished surface and is in communication with a source of coolant. The coolant is circulated through the conduit so as to transfer heat from the surface to the coolant. System may include a sprayed-on resistive heater. An a temperature controlled vessel has a heat transfer wall that is of an electrically conductive material that is coated with a durable thermally conductive and electrically nonconductive coating. The coating may be a sprayed on coating and the vessel may hold a buffer for performing electrophoresis.

A cooling apparatus for articles operated at low temperatures comprises a refrigerating machine and a cold head provided in the refrigerating machine. A first Peltier element is thermally contacted and fixed with the cold head, and a second Peltier element is thermally contacted and fixed with the cold head. A first article can be arranged with the first Peltier element with being thermally contacted therewith, and a second article can be arranged with the second Peltier element with being thermally contacted therewith. The cold head is cooled to low temperatures by the refrigerating machine, and temperatures of the first article and the second article each is further controlled by the first Peltier element and the second Peltier element, respectively, to thereby cool the articles to different temperatures.

The present invention discloses an evaporative cooling clothing system for reducing body temperature of a wearer of the clothing system. The clothing system may include a clothing article for covering the wearer and a liquid reservoir for storing liquid. The clothing system may also include a hollow transport defining a cavity. The hollow transport is connected to the clothing article and connected to the liquid reservoir to allow the liquid to pass through the cavity from the liquid reservoir to the clothing article. The clothing article exposes the liquid to an environment surrounding the clothing article for evaporation.

An ice rink cooling facility 100 in which a cooling-pipe bank 1 having a plurality of cooling pipes 11 is arranged at the bottom part of the ice rink 10 and CO₂ brine streams through the cooling pipe bank 1 so as to cool the ice rink 10, the ice rink cooling facility 100 including, but not limited to: at least one planar heat conduction member that is arranged on and over the cooling pipes 11; a CO₂ circulation circuit 3 that is connected to the cooling pipes 11 so that the CO₂ brine circulates in the CO₂ circulation circuit 3; an ammonia refrigerating cycle in which an ammonia refrigerant circulates; and, a cascade condenser 211 in which the heat exchange is performed between the CO₂ brine and the ammonia refrigerant so that the CO₂ brine is cooled and re-liquefied by use of the ammonia refrigerant.

The invention discloses a control method for instant freezing storage of a refrigerator. The control method is used for responding to a received instant freezing storage instruction to adjust cold airgenerated by a refrigerating system to cool stored objects. The storage of the stored objects in a supercooling storage mode comprises a supercooling preparation period, a supercooling cooling period, a supercooling relieving period and a conventional refrigerating period. The supercooling preparation period comprises the steps that the rotating speed of a compressor in the refrigerating system is increased firstly, the stored objects are stored at the preset preparation temperature, and when the temperature of the stored objects reaches the preset preparation temperature, the supercooling cooling period is started; the supercooling cooling period comprises the steps that the rotating speed of the compressor is restored, and the stored objects are subjected to the multi-stage cooling process at the preset temperature gradient; the supercooling relieving period comprises the steps that external force is applied to the stored objects within the preset relieving time to conduct oscillation, and the rotating speed of a condenser fan in the refrigerating system is increased to relieve supercooling; and the conventional refrigerating period comprises the steps that oscillation is stopped, the rotating speed of the condenser fan is restored, and the stored objects are stored in a conventional storage mode. In addition, the invention further provides a refrigerator with the instant freezing storage function.

A refrigerator including a fresh food compartment; a freezer compartment; an ice compartment disposed in the fresh food compartment; an ice maker disposed in the ice compartment, the ice maker including an ice maker tray, a separate fin evaporator, and a cooling tube which is assembled between the ice maker tray and the fin evaporator, such that the cooling tube is in direct contact with the ice maker tray and the fin evaporator; and an ice bucket for storing ice, the ice bucket being disposed in the ice compartment.

The invention discloses a storing box and refrigerating equipment. The storing box is installed in a refrigerating chamber of the refrigerating equipment. The storing box comprises a box body and a box cover, an opening is formed in one end of the box body, a storing cavity is formed in the box body, the box cover is arranged on the box body in a covering manner and used for opening or closing theopening, and the box cover is provided with a cold wind channel communicating with the storing cavity. The cold wind channel communicates with a refrigerating wind channel of the refrigerating chamber. The box cover is provided with a heating assembly used for heating the storing cavity. The storing box can prolong the expiration date of fruits and vegetables, is beneficial for storing tropical fruits, can accelerate ripening of the fruits, is high in compatibility, multiple in function, convenient to use and high in practicality, and meets the different use requirements of users.

The present invention relates to a reefer container for transporting and storing a plurality of produce at a predetermined temperature, the produce generating ethylene and other organic compounds during transport and storage, said reefer container comprising a substantially closed room having an atmosphere, a cooling device for maintaining the room at the predetermined temperature, and an atmosphere-controlling system (14) for controlling the atmosphere in the room of the reefer container, the atmosphere-controlling system comprising a system inlet (161) and a system outlet (162), a flow direction (165) of an airstream being defined between the system inlet and the system outlet, a fan (160) arranged at the system outlet, an ethylene reduction unit (100) for reducing a content of ethylene of the atmosphere in the room, a catalyst unit (150) arranged downstream the ethylene reduction unit, the catalyst unit being adapted to reduce a content of ozone generated during the reduction of ethylene, the catalyst unit having a catalyst inlet (153), a catalyst outlet (154) and a catalyst midsection (155) arranged substantially between the catalyst inlet and catalyst outlet, and a control unit (200), wherein a first measuring point (103) is arranged upstream the catalyst inlet and a second measuring point (151) is arranged at the catalyst midsection, the first measuring point and the second measuring point being connected with at least a first ozone sensor (170) so that via the first measuring point a first ozone concentration (C1) of the air before the air enters the catalyst unit can be measured, and via the second measuring point a second ozone concentration (C2) of the air present in the catalyst midsection of the catalyst unit can be measured, the first ozone sensor being connected with the control unit, and wherein the first ozone concentration (C1) is compared to the second ozone concentration (C2) in the control unit in order to calculate the expected ozone concentration of the air downstream the catalyst unit and the efficiency of the catalyst section. Further, the present invention relates to a method for measuring an ozone concentration in an airstream in a reefer container according to the present invention.

The invention discloses a refrigeration house for fruit and vegetable storage. The refrigeration house comprises a refrigeration house chamber, a fixed door is arranged on the back face of the refrigeration house chamber, adjusting devices are arranged on the left side and the right side of the refrigeration house chamber correspondingly, each adjusting device comprises a fixing plate, and supporting plates are fixedly connected to the top and the bottom of the side, close to the refrigeration house chamber, of each fixing plate correspondingly. The right sides of the supporting plates are fixedly connected with the left side of the refrigeration house chamber, and air cylinders are fixedly connected to the middle points of the left sides of the fixing plates. The refrigeration house has the beneficial effects that through mutual cooperation of the fixing plates, the supporting plates, the air cylinders, a rotating motor, a rotating shaft, rotating blades, through grooves, sliding blocks, a connecting plate and a baffle, the effect of facilitating ventilation is achieved, the problems in the background technology are solved, the situation that a large amount of peculiar smells aregenerated after long-time use in the refrigeration house is avoided, harmful gas generated in the refrigeration house can be discharged, the preservation quality of fruits and vegetables is improved,and great convenience is brought to users.

The invention discloses rapid cooling equipment for ceramic tiles. The rapid cooling equipment for the ceramic tiles structurally comprises a base, an exhaust fan, a cooling bin and an exhaust pipe, wherein the top face of the base is connected with the bottom face of the exhaust fan in a welded mode; and the top face of the exhaust fan is embedded into the cooling bin. According to the rapid cooling equipment for the ceramic tiles provided by the invention, when an air flow is pumped in, the airflow is first pressurized and concentrated through a concentrator tube, and pumped in at a high pressure and speed, and the airflow enters an upper conveying pipe and then is output to the cooling bin so as to cool ceramic; if the pumped air contains a large amount of suspended fine sand, the suspended fine sand in the airflow can be fully filtered and absorbed by fully contacting and guiding the airflow with filter handles on multiple sand filtering structures in the process that the airflow passes through the upper conveying pipe, so that the occurrence of the phenomenon that the suspended fine sand is directly blown into the ceramic which is not completely solidified to cause the reduction of the quality of the ceramic is avoided; and meanwhile, the sand filtering structures are made to rotate and vibrate through airflow flowing, sand adhering to the sand filtering structures can be automatically shaken off, so that the convenience in cleaning is achieved.

The invention relates to the technical field of household appliances, in particular to a refrigerator and an auto-cascade refrigeration system thereof. The refrigerator comprises a cabinet body, a door body, the auto-cascade refrigeration system, a single-stage refrigeration system and a temperature control system; the cabinet body is sequentially provided with a cryogenic chamber and a freezing and refrigerating conversion chamber from top to bottom, wherein the cryogenic chamber and the freezing and refrigerating conversion chamber are both provided with openings; one side end of the door body is hinged to the cabinet body so as to movably cover the openings; the auto-cascade refrigeration system is used for cooling of the cryogenic chamber; the single-stage refrigeration system is usedfor cooling of the freezing and refrigerating conversion chamber, and the single-stage refrigeration system comprises a second compressor; the temperature control system is in electric control connection with the auto-cascade refrigeration system and the single-stage refrigeration system; and the cabinet body is provided with a first machine bin located below the freezing and refrigerating conversion chamber and a second machine bin located above the copious cooling chamber, a first compressor is arranged in the first machine bin, and the second compressor is arranged in the second machine bin. According to the refrigerator and the auto-cascade refrigeration system, the refrigerating effect of the refrigerator is improved, the structural design of the refrigerator is optimized, the space utilization of the refrigerator is improved, and the influence of noise on a user is reduced.

According to an embodiment of the present invention, a refrigerator includes: a cabinet forming a storage space; a first door rotatably coupled to a front surface of the cabinet to open or close the storage space, and having an open portion formed therein; a second door rotatably connected to the first door at a front surface of the first door; a shelf rotatably mounted in the open portion; and a connection module provided in the first door and connected to a rotary shaft of the shelf to enable the shelf to be unfolded forward when the second door is opened and to stand to be folded when the second door is closed.

The invention discloses a shelf for a refrigerator. The shelf is suitable to be arranged in the refrigerator so as to bear objects; and at least one first diversion part is formed on a cold air current outlet side, which is adjacent to a refrigerating chamber of the refrigerator, of the shelf and allows cold air to pass through the shelf by a preset inclination angle. According to the invention, the energy consumption level of the refrigerator can be lowered, the cyclic using efficiency of cold air is improved and the temperature difference in the refrigerating chamber is reduced. The invention further discloses a refrigerator having the shelf.

The invention discloses a refrigerator heat exchange device and a refrigerator control method. According to the method, multiple heat conduction spaces and an adjusting mechanism are included; the multiple heat conduction spaces are arranged in different refrigeration spaces of a refrigerator and are used for being subjected to heat exchange with the refrigeration spaces through heat conduction media in the heat conduction spaces; and the adjusting mechanism is connected with the multiple heat conduction spaces and used for adjusting the heat conduction space in the current refrigeration spaceinto other refrigeration spaces, except for the current refrigeration space, in the refrigerator. By means of the refrigerator heat exchange device and the refrigerator control method, the technicalproblem that cold waste of a freezing chamber of the refrigerator cannot be avoided is solved.

A 5G intelligent semiconductor air conditioner and refrigerator all-in-one machine comprises a body, a lighting lamp, a freezing chamber, a refrigerating chamber, an air conditioner assembly, an operation keyboard, multiple USB charge interferences, a comprehensive sensing device, a display screen, an anion generator and a semiconductor temperature control device. The lighting lamp is arranged onthe top of the main body. The air conditioner assembly, the freezing chamber and the refrigerating chamber are disposed on the body. The air conditioner must be controlled by a mobile phone APP for use. The operating keyboard, the multiple USB charging interfaces and the display screen are arranged on the surface of the body. The main body is provided with the comprehensive sensing device. The anion generator is disposed at an air outlet of the air conditioner assembly. A storage battery is disposed inside the body, and self-generated electric energy is stored in the storage battery. Under thepower failure condition, the electric energy in the storage battery can be used for continuing to be supplied to the components except the air conditioner. The semiconductor temperature control device is arranged inside the air conditioner assembly. The all-in-one machine is a multifunctional device integrating the air conditioner, the refrigerator, the anion generator, the USB charging interfaces, the lighting lamp, a positioning system and an alarm system.

The invention discloses a novel temperature control box for a refrigerator. The novel temperature control box comprises a box body, wherein the top of the box body is opened; an adjustment button mounting hole and a temperature display screen mounting hole are formed in a side surface, adjacent to the top, of the box body; an adjustment button mounting box of which the top is opened is arranged onthe inner side of the adjustment button mounting hole of the box body; a barrier strip which protrudes toward one side of the adjustment button mounting hole is arranged at the inner side edge of theopening in the top of the adjustment button mounting box; and a Z-shaped shrapnel is arranged in the adjustment button mounting box. When the novel temperature control box is in use, the Z-shaped shrapnel is placed in the adjustment button mounting box and stopped in the adjustment button mounting box by the barrier strip, such that an adjustment button can be tightly propped against the inner side wall of the box body through the shrapnel, accordingly, the adjustment button is fastened and prevented from looseness. A temperature display screen is mounted in the temperature display screen mounting hole.

The invention discloses a method for judging whether a refrigerator operates in the daytime or at night, and relates to the technical field of refrigerator refrigeration operation control. According to the invention, the method comprises: continuously collecting and recording an environment temperature by an environment temperature sensor according to the hour interval; collecting and recording a refrigerator door opening time by a door switch sensor; continuously collecting and recording environment temperature and door opening time data of a plurality of days, and analyzing and calculating the highest environment temperature mean value time and the lowest environment temperature mean value time; analyzing the time period with the longest door opening time interval of the refrigerator, and recording the two door opening moments corresponding to the time period; carrying out mean value calculation on the two door opening moments of the longest door opening time interval for a plurality of continuous days; and defining a nighttime period in the system, and defining a daytime period in the system. According to the method, only the electronic control refrigerator is provided with the main controller, the cost of the refrigerator is not increased, the daytime/night operation state of the refrigerator can be accurately judged only by adding intelligent software, and the refrigeration operation state of the refrigerator can be conveniently controlled in an off-line and body intelligent judgment mode.

The invention discloses continuous dynamic transmitting and cooling equipment for dalbergia odorifera tea leaves. The continuous dynamic conveying and cooling equipment comprises a condenser and a transmitting device, wherein the air outlet of the condenser is connected with the air inlet of the transmitting device through a first connecting pipe; the transmitting device is a transversely arranged long cylinder; a coil pipe in which dalbergia odorifera tea leaves are placed is arranged in the transmitting device and runs through the whole transmitting device; the air outlet of the coil pipe communicates with an exhaust fan; and a temperature measurement device is arranged in the coil pipe. As the condenser, a frequency converter and the coil pipe are arranged, cold air entering the transmitting device can quickly cool down the tea leaves to prevent tea polyphenols in the tea leaves from being quickly oxidized, and accordingly, the taste cannot be influenced.