274 results about "Temperature control mode" patented technology

The invention provides a DLH-IHBA-based adaptive cycle engine control law optimization method, and belongs to the technical field of aero-engine control, and the method comprises the steps: building an adaptive cycle engine model, and determining an optimization variable based on the adaptive cycle engine model; according to the control mode of each self-adaptive cycle engine, constraint conditions and an objective function based on optimization variables are determined, the control modes comprise a steady state control mode and a transition state control mode, and the steady state control mode comprises a minimum fuel consumption control mode, a maximum thrust control mode and a minimum turbine front temperature control mode; and based on the objective function and the constraint condition, optimizing the control rule of each control mode by adopting a multi-dimensional learning prey strategy fused with a badger optimization algorithm to obtain an optimal control variable, and adopting Tent mapping as initial particle swarm position mapping. According to the scheme, the convergence speed of engine control rule optimization is increased, and the optimization effect and the engine performance are improved.

The invention provides a temperature control method and device of a mobile terminal, equipment and a storage medium. The method comprises the steps that element temperature data and shell temperature data of the mobile terminal are acquired; when the element temperature data is greater than the preset temperature data, calculating first environment temperature data according to the element temperature data and the shell temperature data; calling an infrared camera to obtain second environment temperature data, and detecting whether human body temperature data exists in the second environment temperature data or not; if the human body temperature data is not detected, selecting a target temperature control mode from first preset temperature control modes according to the first environment temperature data and the second environment temperature data; if the human body temperature data is detected, updating the second environment temperature data to third environment temperature data according to the human body temperature data, and selecting a target temperature control mode from second preset temperature control modes according to the first environment temperature data and the third environment temperature data; and performing temperature control on the mobile terminal according to the target temperature control mode.

The invention relates to the technical field of battery temperature control, and discloses a temperature control method and system for a new energy battery pack, and the method comprises the steps: obtaining a real-time scene, an external environment and battery monitoring feature information through multi-dimensional data monitoring, setting a rigid temperature control condition according to the information, carrying out the predictive analysis to obtain a prediction constraint condition, and carrying out the calculation of the prediction constraint condition. According to the method, self-adaptive temperature control analysis is carried out based on hard temperature control conditions and prediction constraint conditions, temperature control target features are generated, a temperature control decision is generated through multi-target optimization analysis, and a temperature control system is driven to execute. The service life is prolonged, and the problem that a single temperature control mode cannot adapt to a specific working environment in the prior art is solved.

The invention discloses an intelligent temperature control method and system for a commercial battery pack based on battery thermal management, and relates to the technical field of intelligent temperature control methods. A plurality of temperature controllable combinations are determined according to a plurality of temperature abnormal areas and the working state of the commercial battery pack; and the corresponding battery thermal management mode is determined according to each temperature controllable combination, the use scene of the commercial battery pack and the service life of the commercial battery pack, so that the accuracy of the battery thermal management mode is improved. Therefore, corresponding temperature control characteristics are determined according to each battery thermal management item, the plurality of temperature anomaly regions and the temperature anomaly gradient map; and determining corresponding intelligent temperature control modes based on the plurality of temperature control characteristics, the overall form of the commercial battery pack and the use scene of the commercial battery pack, and dynamically optimizing the temperature safety level of the commercial battery pack according to the plurality of intelligent temperature control modes, the thermal distribution diagram of the commercial battery pack and the corresponding temperature change event. Therefore, the normal use state of the commercial battery pack is ensured.

The invention discloses a DCS (distributed control system) temperature control system and application thereof in a multifunctional reaction kettle, and particularly relates to the technical field of DCS universal temperature control programs, and the DCS temperature control system comprises a temperature acquisition module, a control module, an execution module, a reaction kettle body, a DCS temperature control system, a material conveying system and a stirring system. According to the DCS temperature control system and the application thereof in the multifunctional reaction kettle, an appropriate temperature control program can be rapidly and accurately called through the DCS temperature control system according to the actual temperature condition in the reaction kettle, efficient temperature control is achieved through a user-defined multi-section rising and falling temperature control mode, the temperature control efficiency is greatly improved, energy consumption is reduced, and the application range of the DCS temperature control system in the multifunctional reaction kettle is widened. And a self-adaptive adjustment unit in the control module can adjust temperature control program parameters in real time according to various factors, so that the precision and the stability of temperature control are further improved, different production process requirements are met, and the universality and the flexibility of the system are enhanced.

The invention belongs to the technical field of mold area temperature control, and particularly relates to an automobile part mold area temperature control method, which is characterized in that a temperature control area of a mold cavity channel is finely divided based on the wall thickness and heat distribution of the mold cavity channel, so that the fine division of the temperature control area is realized; and each temperature control area is accurately adjusted by combining the planned cooling time, so that the occurrence of events of non-uniform cooling of a finished product and poorer forming quality caused by not considering the wall thickness can be avoided or reduced, the cooling uniformity is optimized, the injection molding quality is improved, and meanwhile, according to the temperature value of each temperature area and the distance between the areas, the injection molding quality is improved. According to the control method, the mode of combining independent control, grouping control and overall control is adopted for the area needing to be controlled, the defects existing in the current single temperature control mode are overcome, and therefore the preheating requirement can be rapidly met, the control time is saved, the control efficiency is improved, and energy waste is avoided.

The invention discloses a thermal environment and air quality self-adjusting intelligent emergency rescue cabin and method, and relates to the technical field of emergency rescue. The core of the method is that firstly, heat loss characteristics of the rescue cabin are learned through a simulated environment, and a standard loss rate is established; then, a target temperature interval is set, and based on comparison between the temperature loss rate monitored in real time and a standard value, hierarchical temperature control modes such as dormancy, low-power-consumption maintenance or dynamic balance are dynamically selected. Furthermore, by integrating vital sign monitoring, the target temperature can be dynamically adjusted according to parameters such as the core body temperature, blood oxygen and blood pressure of a patient, medical intervention modes such as active cooling and shock rewarming are started, and safe rewarming is achieved in the shock rewarming mode in the mode that a core area is heated through directional radiation. The system is also internally provided with a multi-rule priority arbitration mechanism. The cabin body comprises a sensor, an air conditioner, vital sign monitoring equipment and a directional heating plate. Unification of energy conservation, temperature stabilization and precise medical intervention is achieved, and the intelligent level and the safety guarantee capacity of emergency rescue are remarkably improved.

The invention discloses a high-temperature superconducting high-intensity magnetic field homogenization heat treatment method and device for a large-size titanium alloy ingot blank. The adopted device comprises a heating main body structure, a driving assembly, a temperature monitoring and control system and a cooling system. The heating main body structure comprises a supporting frame, an ingot blank rotating clamp, a superconducting coil and an adjustable magnetic core, and the ingot blank rotating clamp is connected with the driving assembly; a temperature monitoring assembly and a control system are arranged outside the ingot blank; the cooling system adopts a liquid nitrogen cooling mode to guarantee stable operation of the superconducting coil. Compared with a traditional titanium alloy heating method, the equipment efficiency can be improved by 82% through the homogenization heat treatment, the heating time is greatly shortened, and the production efficiency is improved. The axial temperature error of the titanium alloy ingot blank can be controlled within + / -3 DEG C, the structure property difference is effectively reduced, and the product quality is improved. The heating depth is increased through low-frequency heating, multiple temperature control modes are achieved in cooperation with a temperature monitoring and control system, and high industrial application value is achieved.

The invention belongs to the technical field of compositions of high-molecular compounds, and particularly relates to a polarity-enhanced regenerated rubber-plastic asphalt modifier based on shear desulfurization-surface oxidation and a preparation method and application of the polarity-enhanced regenerated rubber-plastic asphalt modifier based on shear desulfurization-surface oxidation. The preparation method comprises the following steps: carrying out twin-screw different-direction shearing and extruding action, carrying out gradient temperature control in a feeding region, a plasticizing region and a homogenizing region, granulating to form particles, adding the particles into a hydrogen peroxide solution, carrying out soaking treatment, stirring to obtain the polarity-enhanced regenerated rubber-plastic asphalt modifier, and preparing modified asphalt from the polarity-enhanced regenerated rubber-plastic asphalt modifier. The polarity and the reaction activity of the regenerated rubber and plastic asphalt modifier are efficiently improved by innovatively utilizing hot shearing and strong oxidant and synergistic physical sulfur removal and surface oxidation effects, and the compatibility, the stability and the pavement performance of the modified asphalt are greatly improved.

The invention discloses a modularized intelligent power distribution cabinet and a method, and relates to the technical field of intelligent power grid power distribution cabinets. The intelligent power distribution cabinet comprises a power distribution cabinet main body used for an intelligent power grid, and further comprises a separation frame arranged in the power distribution cabinet main body and used for dividing the internal space of the power distribution cabinet main body into a power distribution area and an adjusting area, and the side part of the separation frame is provided with a temperature and humidity sensor used for monitoring the internal temperature and humidity of the power distribution area; the air exchange unit comprises an air inlet assembly and a cleaning assembly; the adjusting unit comprises a circulating assembly and an adsorption assembly. The system has the advantages that the temperature and humidity in the power distribution area can be monitored in real time during working, accurate control over the temperature and humidity in the power distribution area can be achieved in an external circulation heat dissipation and internal circulation dehumidification temperature control mode, and the service life of a power distribution unit in the power distribution area is prolonged; and meanwhile, automatic cleaning and regeneration of a ventilation grating opening and an activated carbon adsorption plate are achieved in the heat dissipation and dehumidification process, and the intelligent degree and the automation degree are higher.

The invention discloses a group control method and equipment for a heat pump unit and a storage medium. The method comprises the steps that the temperature of water flow in a heat pump is detected; in the temperature control mode, expanding by taking the target temperature as a reference so as to construct a plurality of temperature intervals; according to the energy consumption mode, loading and unloading rules are configured for part of the temperature intervals; and if the temperature of the water flow in the heat pump is in the temperature interval, controlling a host and / or a slave in the heat pump to load or unload a compressor in the heat pump according to a loading and unloading rule so as to adjust the temperature of the water flow according to a temperature control mode. According to the embodiment, a group control mode is provided for units belonging to a single system and multiple systems in the heat pump, proper loading and unloading rules are configured for different temperature intervals, linkage regulation and control of the multiple units are achieved, the temperature of water flow is adjusted smoothly on the whole, the temperature reaching frequency is reduced, the start-stop frequency among the multiple units is reduced, and therefore the overall energy consumption is reduced, and the energy consumption is reduced. The loss of the unit is reduced, and the failure rate is reduced.

The invention relates to the technical field of temperature control, in particular to an HBL intelligent vending cabinet temperature control system. Comprising. For a plurality of independent area spaces possibly existing in the vending cabinet, each module not only supports various temperature management modes such as normal temperature, refrigeration and freezing, but also can be accurately controlled according to different article storage requirements. The temperature monitoring sensors are arranged in all the areas, the system can collect temperature data in real time, automatic adjustment is carried out according to the preset temperature control mode, and it is ensured that the temperature of all the areas is stabilized within the target range. Meanwhile, the system is further integrated with a temperature alarm setting and monitoring module, when the actual temperature exceeds the preset range, a sound alarm can be given out in time or an operator and an administrator can be notified through terminal equipment, and therefore the intelligent level of the vending cabinet in the aspects of food safety, energy management and operation maintenance is greatly improved.

The invention relates to the technical field of energy consumption control, and discloses a computing power equipment energy consumption optimization self-adaptive control method and system and a program product, and the method comprises the steps: obtaining an initial operation environment parameter set of computing power equipment; based on the initial operation environment parameter set, calculating through a data fusion algorithm to obtain a target environment evaluation value; based on the initial operation environment parameter set and the target environment evaluation value, determining a temperature control mode and an anti-interference protection mode of the computing power equipment; controlling a temperature adjusting device to adjust the temperature of the computing power equipment by using the temperature control mode to obtain a temperature adjusting result of the computing power equipment; an anti-interference protection mode is utilized to control the protection device to adjust external disturbance of the computing power equipment, and an interference adjustment result of the computing power equipment is obtained; and controlling the energy consumption and redundancy management module to adjust the energy consumption and redundancy of the computing power equipment by using the temperature adjustment result and the interference adjustment result to obtain an energy consumption optimization self-adaptive control result of the computing power equipment, thereby realizing self-adaptive energy consumption optimization.

The invention relates to the technical field of air conditioner control, in particular to a refrigeration and dehumidification optimization method, device and equipment and a storage medium. According to the method, expected humidity and expected temperature serve as target parameters, real-time environment humidity and real-time environment temperature are collected to serve as real-time working parameters, and temperature and humidity two-dimensional control is achieved by calculating derivative parameters; the limitation of a traditional single temperature control mode is broken through, and the health risk caused by excessive reduction of humidity is avoided; the self-adaptive fuzzy PID algorithm is adopted to calculate the basic frequency, and compared with a traditional PID control method, the algorithm can dynamically adapt to environment changes, and the real-time performance and accuracy of compressor frequency adjustment are improved; through the cooperative adjustment of the refrigeration correction target frequency and the fan target gear, the refrigeration efficiency is optimized, and the convergence of the temperature to the target parameter is accelerated; by adjusting and monitoring the working state of the air conditioner, continuous optimization of the refrigeration and dehumidification process is ensured, and the reliability of the whole system and the somatosensory comfort of a user are improved.

The invention provides a float glass product quality optimization method and system, a medium and a product, and relates to the technical field of automatic control. Comprising the following steps: comparing a real-time transverse thickness distribution curve with a standard datum line to screen abnormal areas; tracing and positioning a target thermal control partition and a component according to the pulling speed; generating a mechanical stretching and temperature adjusting instruction based on the thickness out-of-tolerance quantity; when the temperature of the tin liquid does not reach the standard, mechanical stretching is executed, and temperature is increased synchronously; in the process, the difference value between the stretching speed and the glass flow speed is dynamically adjusted according to the temperature closeness degree until the temperature reaches the standard, and synchronous operation of the edge roller is recovered. According to the process, a non-response dead zone in a traditional single temperature control mode is eliminated, a long-distance waste strip generated by waiting for temperature rise is avoided, and the extremely short-term response speed and the long-term steady-state control precision in the float glass forming process are improved.

The present invention relates to the technical field of enzyme catalytic reaction devices, and in particular to an enzyme catalytic reaction device with an adaptive temperature regulation function, including a reactor tank body, a heating jacket, which is sleeved on the outside of the reactor tank body and forms a heating cavity with the reactor tank body, an oil circuit circulation component, and the oil circuit circulation component includes a circulation pipeline, a circulation pump and a heater, and a temperature control unit for controlling the heating temperature of the heater. The present invention obtains the temperature control curve of i enzyme catalytic reactions at time T, and then based on the energy consumption values ​​of different temperature control curves, presets an energy consumption threshold, retains the temperature control curve with an energy consumption value less than or equal to the energy consumption threshold, and then controls the heater based on the temperature control curve. Such a temperature control method overcomes the defects of the prior art that a fixed temperature is used for control, that is, reduces the energy consumption required for reaction heating, improves the quality of the product and the conversion rate of the enzyme catalytic reaction.

The invention discloses an intelligent temperature control vacuum cup based on a phase change material and a preparation method thereof, the intelligent temperature control vacuum cup comprises a cup body, the cup body is composed of an inner container and a stainless steel shell, and a heat transfer layer is arranged between the inner container and the stainless steel shell; the phase change heat transfer assembly is arranged in the heat transfer layer and used for heat transfer between the inner container and the stainless steel shell; the heat transfer control assembly, the temperature display heat preservation assembly and the control assembly are arranged below the inner container, and the heat transfer control assembly and the temperature display heat preservation assembly achieve temperature monitoring, temperature display and phase change heat transfer under regulation and control of the control assembly. In actual use, through the phase change heat transfer assembly and the heat transfer control assembly, the problems that a vacuum cup in the current market mainly relies on a vacuum heat insulation layer to slow down heat loss, the temperature control mode is single and passive, and the heat conduction efficiency cannot be dynamically adjusted according to the liquid temperature are solved; a user does not need to manually open a cover for heat dissipation or help external cold water for auxiliary cooling, operation is easy, and the scalding risk is avoided.

The invention relates to the related technical field of fiber manufacturing, in particular to a manufacturing process optimization method and system for antibacterial spandex fibers.The method comprises the steps that according to the performance requirements of antibacterial spandex fiber raw materials, a dispersing agent and a coupling agent are mixed in a gradient proportion, and stirring and dispersing indexes are set; after the obtained antibacterial master batch and spandex slices are subjected to vacuum drying, through the working procedures of a double-screw extruder and the like, multi-scale regulation and control are performed, various parameters are collaboratively optimized, and a manufacturing process parameter combination is determined. The technical problems that a single or extensive temperature control mode is difficult to depend on the thermal stability difference of antibacterial master batches and spandex slices, local overheating degradation or insufficient melting is prone to occurring, the mechanical property of fibers is affected, and the quality of finished products cannot be guaranteed are solved, the synergistic effect of sectional temperature control parameters and multi-stage stretching hot and cold circulation is achieved, and the production efficiency is improved. The technical effects that the material melting state and the fiber molecule orientation are accurately regulated and controlled, and the stability of the production process and the controllability of the finished product quality are improved through deep analysis of the coupling effect between parameters are achieved.

The invention relates to the technical field of medical temperature control equipment, and particularly discloses a temperature control method and system for a medical temperature controller, and the method comprises the steps: constructing a target temperature sequence, and setting a temperature change rate threshold value; the actual temperature response rate and acceleration are calculated through a three-point center difference method, and whether the temperature is in a critical steady state or not is judged; predicting the temperature rise rate after polarity overturning; the method comprises the steps of firstly executing current slow transition, then sending a semiconductor polarity overturning instruction, and finally entering a PID steady-state temperature control mode. Compared with the prior art that the comfort level of a patient is affected by temperature kick easily caused by direct polarity overturning, and particularly, the temperature control continuity cannot be guaranteed in temperature control sensitive scenes such as postoperative rehabilitation and low-temperature anesthesia, the method has the advantages that a temperature response double-index judgment mechanism and a slow change control path are jointly introduced; and the first-order continuity of a temperature curve in the electrode switching process is realized, so that the problem of sudden temperature change is avoided, and the temperature control stability is improved.

The embodiment of the invention provides an intelligent equipment temperature control method and device, equipment, a medium and a program product, and relates to the technical field of intelligent temperature control. Performing feature engineering processing on the training data to obtain feature engineering data; wherein the characteristic engineering data comprises a temperature change rate, a CPU load and a historical temperature control mode; combining weighted splicing and attention mechanism fusion feature engineering data to obtain fusion features; based on the fusion features, training an LSTM long short-term memory network model; using an LSTM model to predict a temperature rise trend in a first set time period; adjusting the rotating speed of the cooling fan based on the predicted temperature rise trend; the intelligent dynamic control of the fan is realized, the response and control precision is improved, and the energy consumption is reduced.

The present application relates to a household outdoor dual-purpose pet hair dryer, comprising an upper shell and a lower shell, the upper shell and the lower shell are mutually buckled to form an internal mounting chamber, a heating and air supply assembly is arranged in the mounting chamber, the heating and air supply assembly is connected with an intelligent temperature control assembly mounted on the side surface of the upper shell and the lower shell, a cage fixing assembly is mounted on the surface of the lower shell to fix the hair dryer on the pet cage, the present application realizes effective isolation of the heating component and the pet through the structure of cage outside fixation and cage inside temperature measurement, improves the use safety, cooperates with the rotatable temperature probe and the intelligent temperature control mode to accurately and stably warm the pet activity area, simultaneously adopts the dustproof filtering and antibacterial integrated structure to improve the air intake and the internal environment, reduces the maintenance difficulty, prolongs the service life of the whole machine, and is suitable for various use scenes.

The application relates to a Mars spacecraft temperature control system and method, and relates to a temperature control system and method. In order to solve the problem that an existing Mars spacecraft temperature control system cannot guarantee accurate planning and flexible operation of the Mars spacecraft under the condition of limited energy budget, cannot maximize temperature control energy, and cannot meet the corresponding allowable temperature limit of different temperature control modes in a variable temperature control scene, the temperature control system comprises a base station subsystem, a spacecraft subsystem and an operating environment system; the base station subsystem is composed of a first temperature measurement module, a first temperature adjustment module and a base station control module; and the spacecraft subsystem is composed of a second temperature control module, a second temperature adjustment module and a spacecraft control module. The application belongs to the technical field of spacecraft thermal management.

The application discloses an air conditioner and a temperature regulating system thereof. The temperature regulating system comprises a circulating loop, a first heat exchanger and a second heat exchanger connected to the circulating loop, and further comprises a first bypass branch, a second bypass branch, a third bypass branch, a first valve, a second valve and a third valve. The second heat exchanger, the inlet of the second bypass branch, the outlet of the first bypass branch, the outlet of the second bypass branch and the outlet of the third bypass branch are sequentially arranged. The temperature regulating refrigeration system provided by the application adopts a two-way energy-saving temperature compensation and multi-stage temperature control mode, ensures the requirements for temperature precision and stability, and can also realize rapid temperature regulation, which is beneficial to energy saving.

This utility model relates to the technical field of glass manufacturing and discloses a glass electric melting furnace, including a base, a furnace body with a regular octagonal cross-section built on top of the base, a feeding port reserved at the top of the furnace body, an electrode at the center of each of the eight sides of the furnace body, a liquid outlet at the lower middle part of one side of the furnace body, a discharge channel extending from the liquid outlet, a heat insulation layer covering the outer surface of the furnace body, and three temperature sensors located outside the heat insulation layer; it also includes a microprocessor, and the temperature sensors, heating elements, and electrodes are all electrically connected to the microprocessor. This utility model aims to solve the technical problem that the temperature control of traditional electric melting furnaces relies heavily on the operator's experience and manual adjustment, which easily leads to insufficient or excessive heating, resulting in defective products, and that manual operation has low production efficiency, making it difficult to meet the requirements of large-scale industrial production for product quality and production efficiency.

The invention discloses a modular high-temperature-resistant power supply system and a wide-temperature-range active thermal management method thereof, relates to the technical field of high-temperature-resistant power supplies, and solves the problem that an original high-temperature-resistant power supply is too low in efficiency in the temperature regulation and control process. The optimal cooling combination is screened through multiple groups of operation cycle tests, energy consumption waste of'full-level full-power operation 'is avoided, after proportion confirmation, the optimal operation parameters of each single array are selected and executed according to a subsequent specific regulation and control mode, and the single arrays are in the operation state of the optimal operation parameters. The optimal temperature control mode can be effectively achieved to achieve the optimal temperature regulation and control treatment effect, power supply heating and environment thermal load are subjected to coupling calculation, the traditional mode that only internal loss is concerned is broken through, and the method adapts to the wide temperature range scene of-50 DEG C to 175 DEG C.

The utility model provides a mechanical adjustable constant-temperature water mixing faucet which comprises an outer shell, an inner cavity is formed in the outer shell, a water mixing adjusting valve capable of rotating relative to the outer shell and a temperature controller capable of sliding in the outer shell are sequentially installed in the inner cavity, and a spiral bimetallic strip is arranged in the temperature controller. The sliding temperature controller enables the water mixing adjusting valve to be connected with the outer shell in a coupling mode, the temperature controller drives the water mixing adjusting valve to rotate to adjust the water inlet proportion of the water inlet pipeline based on deformation of the bimetallic strip, the water mixing adjusting valve and the spiral bimetallic strip are assembled and disassembled in a sliding connection mode, and a physical switching mechanism of a temperature control mode and a temperature adjusting mode is formed. The water temperature can be adjusted at will according to individual requirements of users within the allowable temperature range, and the water mixing adjusting valve is driven to rotate to control the inlet and outlet proportion of cold water and hot water based on thermal expansion of the bimetallic strip.

The embodiment of the invention provides a temperature control method and device for air conditioning equipment, electronic equipment and a medium, and relates to the field of household appliances. The temperature control method comprises the steps that in response to triggering of a targeted temperature control mode and an anti-blowing mode, the current position, the current temperature value and the user position of a temperature sensor are obtained, the current position is the position coordinate of the temperature sensor in the environment where the air conditioning equipment is located; determining a position difference value between the user position and the current position of the temperature sensor; determining a targeted temperature difference according to the current temperature value of the temperature sensor; and according to the target temperature difference or the target temperature difference and the position difference value, the angle of the air deflector is determined. According to the method provided by the invention, the angle of the air deflector can be determined through the real-time user position based on the current position and the current temperature value of the temperature sensor under the condition that the targeted temperature control mode and the anti-blowing mode are triggered at the same time, so that the temperature control effect is prevented from being reduced due to mode conflicts, the temperature control effect is improved, and the user experience is further improved.

The invention relates to an equipment control method, an equipment control device and a storage medium. The equipment control method comprises the steps that the current detection temperature detected by a temperature sensor in a refrigeration equipment bin is determined, a first temperature threshold value corresponding to the current gear of the refrigeration equipment is determined, and different gears of the refrigeration equipment correspond to different detection temperature ranges; and in response to the situation that the difference value between the current detection temperature and the first temperature threshold value is larger than a difference threshold value, the refrigeration equipment is controlled to conduct in-bin cooling in a first temperature control mode, and in the first temperature control mode, the refrigeration equipment circularly and alternately executes cooling starting and cooling stopping according to different maintaining durations. According to the refrigeration equipment, in the cooling process after the to-be-refrigerated articles are put into the refrigeration equipment, the overall temperature in the bin is synchronously reduced, and the situation that due to the fact that the cooling function is continuously started and different areas in the bin are not synchronously cooled, part of the areas are in a low-temperature state for a long time, and the refrigerated articles are frozen is avoided.

The invention discloses a large-size copper-steel dense cavity component and a high-sealing-reliability brazing manufacturing method of the large-size copper-steel dense cavity component. A cylindrical surface fitting and crossed brazing filler metal groove structure is designed on a component structure, a brazing filler metal presetting mode is that foil brazing filler metal is fixed on a stainless steel side wall surface, and a brazing wire is placed in an oxygen-free copper side wall brazing filler metal groove, so that the defect of large and small surrounding caused by large-area side wall surface brazing filler metal joint filling is effectively overcome, and the side wall sealing reliability is improved. Through the stepped solder groove blocking and sealing structure, the problem of sealing of the side walls of multiple cavities on the cylindrical surface with the same diameter is effectively solved, and the sealing efficiency is improved. The temperature of a workpiece in a furnace is monitored, uniform temperature rise of a large-size component is achieved in cooperation with a stepped uniform temperature control mode, the synchronous melting, seam filling, solidification and diffusion processes of brazing filler metal in different areas of the component are achieved, and the probability of generation of brazing seam defects is reduced. Therefore, the technical problem of high-reliability sealing of circumferential welds among large-size dense multiple cavities is solved, and high-sealing welding among copper / steel dense cavities is ensured.

This invention provides an online heat preservation method and system for steel ingot preparation in an electroslag furnace, relating to the field of electroslag furnace steel ingot preparation technology. The method includes acquiring real-time temperature data at different axial positions during the ingot unloading process; determining the temperature control mode and setting control parameters for a closed-loop control algorithm based on the unloading progress; calculating the required heating power for each axial position based on the deviation between the real-time temperature and the target temperature curve using a closed-loop control algorithm; and independently heating and compensating the corresponding axial position of the ingot within the heat preservation hood according to this power. This invention significantly improves temperature control accuracy through zoned closed-loop active compensation, reducing the axial temperature difference to within a few degrees, effectively suppressing microstructure segregation and crack defects, while simultaneously reducing energy consumption, achieving precise online heat preservation throughout the entire ingot unloading process.