20857results about "Cooling fluid circulation" patented technology

Disclosed herein are devices, systems and methods for the hypothermic storage of biological samples, such as tissues, organs, or body fluids between arrival at a transplantation site and transplantation. In some examples, various cooling media may be positioned in and around a container used to for the hypothermic storage.

The invention provides a multi-region independent temperature control intelligent frequency conversion refrigeration and preservation method and system, and relates to the technical field of refrigeration and preservation. A region division module, a temperature control module, an environment monitoring module, a data analysis module, an intelligent frequency conversion control module and a user interface module work cooperatively; fine temperature control management of different areas in the refrigeration equipment is realized, the system adopts three-dimensional laser scanning and multispectral image acquisition technologies to automatically divide temperature areas, a quantum-level precision thermistor array and an intelligent fuzzy PID controller ensure accurate temperature control, and meanwhile, humidity and air flow are monitored to optimize a storage environment, so that the temperature control efficiency is improved. The data analysis module is combined with deep learning and an association rule mining algorithm to provide decision support for frequency conversion control and realize energy consumption optimization, the user interface module provides visual operation experience, and the whole scheme improves the intelligence, accuracy and energy efficiency of refrigeration and preservation, and is suitable for various cold chain scenes.

A modular box assembly includes a box defining a box cavity within the box, the box further defining a top end and a bottom end, the top end defining a box opening connected to the box cavity, the box including a side panel extending from the top end to the bottom end; a shoulder attached to the side panel, the shoulder extending inward from the side panel and into the box cavity, the shoulder including a first sub-shoulder and a second sub-shoulder, the first sub-shoulder, the second sub-shoulder, and the side panel defining a shoulder channel; and an inner box disposed in the box cavity, the inner box including a channel tab, the channel tab frictionally engaging the shoulder channel to secure and suspend the inner box within the box cavity between the top end and the bottom end.

A modular box assembly includes a box defining a box cavity within the box, the box further defining a top end and a bottom end, the top end defining a box opening connected to the box cavity, the box including a side panel extending from the top end to the bottom end; a shoulder attached to the side panel, the shoulder extending inward from the side panel and into the box cavity, the shoulder including a first sub-shoulder and a second sub-shoulder, the first sub-shoulder, the second sub-shoulder, and the side panel defining a shoulder channel; and an inner box disposed in the box cavity, the inner box including a channel tab, the channel tab frictionally engaging the shoulder channel to secure and suspend the inner box within the box cavity between the top end and the bottom end.

The invention provides an intelligent adjusting and dynamic defrosting method and system based on multiple sensors and a medium The method comprises the steps that firstly, monitoring data are obtained in real time according to the multi-dimensional sensors deployed in a freezer, and a multi-source data matrix is obtained through preset data processing and integration; secondly, dynamically adjusting a frost condition model weight coefficient according to monitoring data, and quantifying a frost condition coefficient based on a frost condition model in combination with a multi-source data matrix; then, executing a three-stage defrosting strategy according to the frost condition coefficient, and respectively adjusting working parameters of defrosting equipment such as a compressor, a condensation fan or a heater; and finally, precise control over the box temperature is achieved through power step soft start of a compressor and PID dynamic adjustment of an electronic expansion valve, and energy efficiency optimization is achieved by automatically optimizing the rotating speed of a condensation fan based on the environment temperature and humidity. The corresponding defrosting operation is triggered through the frost condition coefficient, and the effectiveness of defrosting and the stability of the box temperature are improved; in addition, the adaptability of special scenes is enhanced by dynamically adjusting the weight.

The invention provides an automatic energy-saving control method and device for a ring cooling fan based on load feedback, relates to the field of ring cooling fans, and solves the technical problem of delay of regulation and control in an energy-saving working state. The method comprises the steps that working condition data are input into a preset powder box model, and a feed-forward air volume instruction is obtained through calculation; and inputting the working condition data into a state observer to obtain an optimal estimated temperature value. And the deviation between the optimal estimated temperature value and a preset temperature set value is calculated, and a feedback air volume compensation instruction is obtained through calculation of a feedback controller according to the deviation. And fusing the feed-forward air volume instruction and the feedback air volume compensation instruction to obtain a final air volume control instruction, and issuing the final air volume control instruction to a fan frequency converter for execution. And continuously monitoring the numerical value and the change trend of the feedback air volume compensation instruction, taking the feedback air volume compensation instruction as a prediction error signal of the powder box model, and adaptively adjusting key thermal parameters in the powder box model. The method is used in the control process of the ring cooling fan.

A refrigeration fan with lateral heat dissipation is provided, including a fan head and a hand-held handle. A conductive sheet is laid on an outer surface of the hand-held handle, a cavity is arranged in the hand-held handle, and a cold-heat generation apparatus is mounted in the cavity. The hand-held handle is provided with an air inlet and an air outlet, a refrigeration end of the cold-heat generation apparatus is connected to the conductive sheet in a heat conduction manner, and a heat dissipation end of the cold-heat generation apparatus communicates with the air outlet.

The invention discloses a refrigerator refrigerating capacity adjusting method which comprises the following steps that S1, environment data are collected in real time through a plurality of sensors, and future environment changes are accurately predicted through a machine learning algorithm; s2, constructing an environment change prediction model by using a machine learning algorithm; s3, the refrigerator intelligent refrigeration adjusting system analyzes and models use habits of the user, and predicts future refrigeration requirements; s4, according to the prediction data obtained in the step S1 and the step S3, the refrigerant flow and the working mode of the compressor are dynamically adjusted; s5, the refrigerator intelligent refrigeration adjusting system dynamically adjusts a refrigeration strategy according to comprehensive analysis of the real-time temperature data and the prediction result, and the operation mode of the refrigerator is continuously optimized; and S6, regularly storing the use data and the environment data of the user in a local or cloud storage. According to the method, future refrigeration requirements can be accurately predicted, the refrigeration strategy is dynamically adjusted, and the energy efficiency is improved to the maximum extent.

An immersion cooling system is provided and includes: a box body having a first accommodating space and a second accommodating space, where the first accommodating space accommodates a heat dissipation medium and at least one heating unit; a condensing unit arranged in the second accommodating space; and at least one valve unit disposed in the box body and corresponding to the second accommodating space and the condensing unit. The gasified heat dissipation medium flows and impacts the condensing unit to blow off the liquefied heat dissipation medium attached onto the condensing unit when the valve unit is opened.

Provided is a refrigerator. The refrigerator includes a cabinet and a door. The door includes a door body in which an insulating material is filled and a panel assembly detachably mounted on the door body. The panel assembly includes a panel which is configured to define a front surface of the door and through which light is transmitted, a back cover configured to define a rear surface of the panel assembly, a lower bracket configured to define a bottom surface of the panel assembly, and a lighting device mounted on the lower bracket to emit light to the panel. A bracket opening through which the lighting device is accessible is defined in the lower bracket.

The invention provides a refrigerator and an unfreezing method for food materials stored in the refrigerator. The refrigerator comprises a refrigerating chamber, an unfreezing chamber and an evaporation cabin, and an evaporator and a fan are arranged in the evaporation cabin; the controller is connected with the humidity sensor, the temperature sensor, the first air door, the second air door, the evaporator and the fan. The unfreezing chamber is arranged in the refrigerating chamber of the refrigerator, food materials to be unfrozen are unfrozen to the temperature at which the food materials are slightly frozen and easy to cut by utilizing high-humidity gas in the evaporation cabin, and then the temperature in the unfreezing chamber is controlled within the constant range at which the food materials are slightly frozen and easy to cut. By controlling the opening or closing of the first air door and the fan, the effect of conveying the high-humidity gas to the thawing chamber can be realized, so that the problems of long thawing time and non-uniform thawing caused by incapability of accurately capturing the surface temperature of the stored food materials in the thawing process of the stored food materials are solved.

The invention relates to the technical field of animal husbandry and veterinary equipment temperature control, in particular to an animal husbandry and veterinary vaccine low-temperature regulation and storage system which comprises a temperature monitoring module, a temperature balance regulation and control module, a refrigeration management module, a temperature disturbance detection module and a partition regulation module. Wherein the temperature monitoring module is used for collecting temperature data of each area; the temperature balance regulation and control module is used for analyzing the temperature difference of each region and generating a temperature regulation and control scheme; the refrigeration management module is used for adjusting the working power and cold air output of refrigeration equipment; the temperature disturbance detection module is used for detecting temperature fluctuation caused by external environment change or operation behaviors so as to adjust a temperature regulation and control scheme; and the partition adjustment module is used for dividing the storage space into a plurality of independent partitions. According to the invention, the problem of uneven temperature stratification is solved through partitioned independent temperature control, different vaccines are ensured to be stored at the optimal temperature, and meanwhile, the energy efficiency and the temperature control flexibility are improved.

The invention relates to the technical field of refrigeration house anomaly detection, in particular to a refrigeration house operation anomaly detection system based on a big data technology. The system comprises a regulation and control unit, a refrigeration house state monitoring unit and a temperature detection unit. According to the invention, the temperature detection module is used for detecting the temperature of each position in the refrigeration house, and the temperature loss abnormity judgment module is used for calculating the temperature difference data in the refrigeration house, so that whether the temperature in the refrigeration house loses temperature or not is calculated; meanwhile, when the temperature loss abnormity judgment module judges that the difference data of the temperature exceeds an abnormal threshold value, the difference data is fed back to the door opening and closing detection module, so that the door opening and closing detection module transmits the opening and closing conditions of a door of the refrigeration house to the temperature loss abnormity judgment module, and the temperature loss abnormity judgment module judges what reason the temperature loss occurs; and when the door of the refrigeration house is closed, feedback is carried out to the warning judgment module, so that the warning judgment module gives out a warning, and an operator can conveniently overhaul the refrigeration house in time.

A nesting system for securing a container is disclosed. The container could be a soft-sided backpack style cooler. Such a system may include a cooler with a sidewall, a top, a base, a vertical axis extending from the base to the top, and an insulated interior region. The base may have a bottom plate portion with at least one protrusion extending down from bottom plate portion and one or more holes formed through protrusion orthogonal to the vertical axis. The protrusion could be a wall that extends downward from the bottom plate portion of the base around the entire perimeter of the base. In addition, the protrusion could have an irregular profile with feet that extends further down then the rest of the wall. The system may also include a nesting platform with a bottom tray and a vertical wall extending up from the bottom tray. The bottom tray and vertical wall may be sized to allow the base to fit within tray and vertical wall. In addition, a spring-loaded pin may be attached to the vertical wall and configured to take a receded pin position when the spring is compressed and an extended pin position when the spring is at equilibrium. A receded pin position might be one that allows a protrusion from the base of the container, which could be a cooler, to engage with the nesting platform such that holes formed through the base are aligned with the spring-loaded pins. In so doing, the spring-loaded pins may be released and capable of assuming an extended pin position in which the pins extend at least partially through holes and effectively secure the container and its base to the nesting platform.

Disclosed embodiments may include a method for generating meal recommendations by receiving first data and user input data. The system may generate a food profile and estimate of ingredients based on the first data and the user input data. The system may generate, based on the estimate of ingredients, one or more cooking instructions or an output that the user does not have sufficient ingredients. If cooking instructions are generated, the system may generate and transmit a graphical user interface comprising the one or more cooking instructions based on the estimate of ingredients for display. If it is determined the user does not have sufficient ingredients, the system may generate and transmit a graphical user interface comprising one or more dining options for the user for display.

A home appliance, e.g. a refrigerator, includes a cabinet forming a space and a door for opening and closing the space, the door including a door body with an insulator filled therein, and a panel assembly mounted in front of the door body, wherein the panel assembly includes a lighting device configured to emit light, a panel forming a front surface of the door and configured to transmit light therethrough, a light guide plate disposed behind the panel and configured to guide light emitted from the lighting device to the panel, and a member disposed between the panel and the light guide plate, including the panel and the light guide plate mounted thereon, and configured to transmit light of the light guide plate through an entire part of the panel.

The invention discloses a temperature control method and system of an intelligent refrigerator, a storage medium and electronic equipment, and relates to the technical field of intelligent refrigeration equipment. The method comprises the steps that the current temperature of each refrigeration area in the intelligent refrigerator is acquired, and a temperature image is generated; analyzing the temperature image to obtain a temperature analysis result; determining a to-be-adjusted target area and a to-be-adjusted temperature corresponding to the target area based on the temperature analysis result; and on the basis of the to-be-adjusted temperature corresponding to the target area, adjusting parameters of all the target areas in the intelligent refrigerator are determined, and the intelligent refrigerator is adjusted according to the adjusting parameters. By implementing the technical scheme provided by the invention, the intelligent degree of temperature adjustment of the refrigerator can be improved.

The invention discloses the technical field of constructional engineering and intelligent control, and relates to a concrete hydration heat self-adaptive control method and system based on digital twinning. The method comprises the following steps: S1, constructing a concrete finite element model, simulating a hydration heat process, and outputting simulation data of temperature and temperature stress; s2, based on the analog data, optimizing the arrangement scheme of the cooling water pipe and the sensor through a composite convolutional neural network; s3, arranging and collecting real-time temperature and temperature stress data according to the scheme; s4, in combination with simulation and real-time data, predicting temperature change by adopting a BP neural network and a long-short term memory network, and constructing a dynamic prediction model; s5, based on the prediction result and the real-time data, constructing a WebGL digital twinborn platform, visualizing the data and correcting a prediction model; and S6, dynamically adjusting parameters of the cooling water pipe according to a correction result to realize hydration heat self-adaptive control. The invention further provides a system for realizing the method, the concrete temperature and the temperature stress can be accurately controlled, and the engineering structure safety and the quality control efficiency are improved.

An immersion cooling system includes a work tank, a device to be cooled, and a heat conduction device. The work tank has a vapor section and a liquid-phase section. The liquid-phase section is adapted to contain a liquid-phase working fluid. At least one portion of the device to be cooled is in the vapor section. The heat conduction device includes a heat conduction element and a boiling-assisting structure. The heat conduction element has a first section and a second section. The first section is in the liquid-phase section, and the second section is connected to the at least one portion of the device to be cooled. The boiling-assisting structure is on the first section.

The utility model relates to the technical field of household appliances, and provides a door body assembly and refrigeration equipment. The door body assembly comprises a box door rotationally connected to a box body and suitable for opening or closing a storage space of the box body. And the door plate is arranged on the outer side of the box door in a sliding manner. The first driven sliding door mechanism and the driving sliding door mechanism are arranged on the box door in a non-coaxial mode, and the driving sliding door mechanism is configured in the mode that in the opening or closing process of the box door, the traction mechanism drives the driving sliding door mechanism, so that the driving sliding door mechanism drives the door plate to move relative to the width direction of the box door; the first driven sliding door mechanism is configured to cooperatively guide the door plate to move relative to the box door. According to the door body assembly, the driving sliding door mechanism is arranged on the box door, and the driving sliding door mechanism can drive the door plate to slide relative to the box body under the auxiliary cooperation of the first driven sliding door mechanism, so that the door plate can avoid obstacles in the closing or opening process of the box door.

The embodiment of the utility model belongs to the technology of storage equipment, and provides a storage box which comprises a box body, an airflow circulation assembly and an adjusting assembly, the airflow circulation assembly is provided with a first channel, a second channel and an air mixing channel, and the air mixing channel communicates with an output port of the first channel and an output port of the second channel; the airflow circulation assembly comprises a front cover, a first channel is formed in the side, away from the storage cavity, of the front cover, and a second channel is formed in the side, close to the storage cavity, of the front cover. The refrigeration assembly is located in the first channel and used for reducing the temperature of airflow flowing through the first channel. The humidifying assembly communicates with the second channel and is used for improving the humidity of airflow flowing through the second channel. According to the storage box provided by some embodiments of the invention, in the airflow circulation between the storage cavity and the airflow circulation assembly, the humidification airflow does not flow through the refrigeration assembly, the refrigeration assembly cannot absorb the moisture of the humidified airflow, then it can be guaranteed that the humidification assembly accurately adjusts the airflow humidity, the humidity adjusting precision of the storage box can be improved, and the storage box is more convenient to use. And storage of articles is facilitated.

A refrigerator may include a main body forming a storeroom; a thermoelectric element including a heater and a cooler, the cooler configured to cool air inside the storeroom; a fan configured to operate to bring air from outside the main body to the heater to be heated by the heater and exhaust the heated air to outside the main body; a filter configured to filter foreign materials from the air brought from outside the main body to the heater by operation of the fan; and a controller configured to notify that the filter is clogged in response to a rotation speed of the fan being higher than a reference rotation speed.

The embodiment of the utility model belongs to the technology of storage equipment, and provides a storage box which comprises a box body, an airflow circulation assembly and an adjusting assembly, the airflow circulation assembly is provided with a first channel, a second channel and an air mixing channel, and the air mixing channel communicates with an output port of the first channel and an output port of the second channel; the airflow circulation assembly comprises a rear cover, a first channel is formed in the side, away from the storage cavity, of the rear cover, and the rear cover separates the storage cavity from the first channel. The refrigeration assembly is located in the first channel and used for reducing the temperature of airflow flowing through the first channel. According to the storage box provided by the embodiment of the invention, in airflow circulation between the storage cavity and the airflow circulation assembly, the storage cavity and the refrigeration assembly are separated through the rear cover, the direct distance between the refrigeration assembly and the storage cavity is small, and the rear cover can reduce the direct influence of the refrigeration assembly on the interior of the storage cavity; and therefore, the refrigeration assembly is prevented from influencing the temperature uniformity of the storage cavity, and storage of articles is facilitated.

The present application relates to the field of household appliance technologies and discloses a hinge assembly and an opening and closing device. The hinge assembly includes a first matching member and a second matching member rotatably connected. The first matching member has a first curved surface and a second curved surface at one end, and the second matching member has a third curved surface and a fourth curved surface at one end. The first matching member and the second matching member have a first state and a second state. The first matching member and the second matching member are rotatable relative to each other around a first axis to be switchable between the first state and the second state. In the first state, the first curved surface abuts against and is matched with the third curved surface.

The invention provides an air door structure, a refrigerator and a control method. The air door structure comprises a refrigerating chamber, and a first temperature sensor is arranged in the refrigerating chamber; the refrigerating chamber comprises an air inlet; the air door is used for opening or closing the air inlet; the air supply structure is used for introducing refrigerating airflow into the refrigerating chamber through the air inlet; the second temperature sensor is used for detecting the temperature of the air door; the detection module is in signal connection with the first temperature sensor and the second temperature sensor, the detection module judges whether the air door breaks down or not according to detection values of the first temperature sensor and the second temperature sensor, and the technical problem that the air door is prone to frosting is solved through the air door structure.

The invention belongs to the technical field of refrigeration control, and discloses a refrigeration system optimization method and device based on error correction, and the method comprises the steps: obtaining a target required cooling capacity and a current environment parameter, inputting an optimization model, and obtaining an optimal control parameter and prediction power; constructing a performance curve; the performance curve comprises a temperature refrigeration curve, a temperature correction curve and a load correction curve; inputting the optimal control parameters into the performance curve to obtain actual power; subtracting the actual power from the predicted power to obtain a power error value; judging whether the absolute value of the power error value is smaller than a preset error threshold; if yes, the refrigerating system is made to operate according to the optimal control parameters; and if not, the cooling water inlet temperature in the optimal control parameters is adjusted according to the power error value. According to the method and the device, the error of the optimal control parameter output by the optimization model can be corrected, and the refrigerating system can be ensured to operate at the optimal power energy consumption while the target required cooling capacity is met.

The present invention relates to a refrigerator. An ice maker of the refrigerator according to this embodiment includes: an upper tray which is made of an elastic material and in which a plurality of hemispherical upper chamber are defined; and a lower tray which is made of an elastic material and in which a plurality of lower chambers, which rotate to be in close contact with the upper tray so as to provide spherical ice chambers, are defined.

According to the refrigerator and the quick-freezing control method thereof, a weight induction sensor and a temperature sensor are additionally arranged in a quick-freezing chamber of the refrigerator, and when a user needs to quickly freeze food materials in the quick-freezing chamber, a proper quick-freezing mode can be automatically determined according to the type, the weight and the temperature of the food materials; and the quick-freezing operation duration and other load control are determined according to the quick-freezing mode, so that the purpose of saving energy is achieved while the food is quickly frozen.

The invention provides a vehicle-mounted refrigerator control method and system based on can communication data, and the method comprises the steps: employing a CAN bus communication protocol standardization mode, enabling a vehicle-mounted refrigerator control unit to collect the data of a multi-point temperature sensor in a refrigerator, and transmitting the real-time temperature data to a vehicle-mounted central control system through a data package priority management mechanism; after the vehicle machine receives the fault code, calling a decryption algorithm for analysis, displaying fault information on an operation interface of a touch screen, and starting a voice instruction recognition system to prompt a user to confirm the fault; the vehicle-mounted central control system generates personalized use suggestions including temperature setting, food storage positions and the like according to a refrigerator use habit data analysis result, and sends the suggestions to a refrigerator control unit for execution through a CAN bus; after receiving the personalized suggestion, the refrigerator control unit drives an internal partition plate to move to achieve multi-temperature-zone self-defined setting, meanwhile, an execution result is fed back to the vehicle machine through a CAN bus, and a vehicle machine interface updates refrigerator state information in real time.