60 results about "Core temperature" patented technology

The invention relates to the technical field of control and regulation, in particular to a temperature control method, system, equipment and medium for titanium alloy forging, and the method comprises the following steps: constructing a model library for describing thermodynamic behaviors of forgings, and dynamically generating a double-target temperature track; operating a state observer in real time to estimate the internal temperature field of the forge piece on line, and calculating a feedforward control set value based on a model predictive control framework; meanwhile, a feedback correction control quantity is generated through a feedback correction loop, and online correction is carried out on the model; finally, adaptively fusing the feedforward and feedback control quantities to generate and apply a final driving signal; by combining a physical model and a data driving method, the accurate modeling of deformation heat and the estimation precision of the core temperature are improved, metallurgy and cost constraints are balanced, it is ensured that the forge piece is formed in the optimal temperature window, and the problem that in the prior art, it is difficult to control the microstructure of the forge piece to be formed in the optimal temperature window is solved.

The invention relates to the technical field of temperature measurement, and discloses a high-precision anti-interference food core temperature probe which comprises a first probe used for measuring the internal temperature of food, the temperature measuring end of the first probe is provided with a first heat conduction contact, and the outer wall of the first probe is slidably provided with a sliding plate. A second probe used for measuring the temperature of the outer surface of the food is elastically arranged on the outer wall of the sliding plate, and a second heat conduction contact is arranged at the temperature measuring end of the second probe; the outer wall of the first probe is sleeved with an implanter. The first probe is inserted into food through the first heat conduction contact to accurately capture the core temperature of the food, the second probe is tightly attached to the surface of the food through the second heat conduction contact to obtain surface temperature data, temperature signals of the first probe and the second probe are processed and then transmitted to the numerical control board, the temperature and the temperature difference are displayed in real time, and an operator can adjust the cooking degree accordingly. And the condition that the outside of food is scorched and inside or the inside of food is over-cooked and the outside taste becomes poor is effectively reduced.

The invention discloses an intelligent gradient physical cooling system which comprises an intelligent temperature control module, an ergonomic fitting structure and a multi-parameter early warning module. The intelligent temperature control module comprises a phase change material array, a dual-channel temperature feedback and PID closed-loop control; the ergonomic fitting structure comprises a topological optimization cooling patch and a pressure-temperature coupling protector; the multi-parameter early-warning module comprises a high-heat risk index and AR nursing assistance, the lauric acid / lauric acid composite phase-change material PCM is adopted, the long-acting cooling performance is achieved, heat can be absorbed and released, the proper phase-change temperature can effectively adjust the temperature of the human body, the natural body temperature adjusting process is simulated, the phase-change material PCM forms a replaceable cold source, and the temperature of the human body can be effectively adjusted. A gradient temperature difference is formed between the PCM array and the human body core temperature, body surface heat is efficiently absorbed through solid-liquid phase change, cooling liquid is driven to flow through the PCM array by means of a micro hydraulic pump, the cooling liquid returns to the heat dissipation module after absorbing the heat, and circulating cooling is achieved.

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 relates to the technical field of medical temperature control, and discloses an ice blanket machine dynamic temperature control method based on body temperature feedback. The method comprises the following steps: acquiring body surface temperature sensing data and core temperature simulation data of a target object through body temperature multi-source sensing, and constructing an original body temperature sensing data set; generating a physiological state feature vector according to the data, and performing physiological state evaluation; based on the feature vector, generating a multi-modal body temperature state tensor through multi-source sensing fusion modeling; then, an optimized temperature control strategy is generated according to the multi-modal body temperature state tensor by adopting a reinforcement learning method for dynamic binding of a clinical constraint rule component; performing integrity verification and clinical safety rule conflict detection on the optimization strategy to generate a safety control instruction sequence; and finally, the ice blanket machine is driven to execute temperature regulation and control operation according to the sequence. According to the method, the accuracy and safety of temperature regulation and control of the ice blanket machine are improved, and complex clinical scene requirements are met.

The present application relates to the technical field of control adjustment, and particularly relates to a temperature control method, system, device and medium for titanium alloy forging, which constructs a model library describing the thermodynamic behavior of a forging, and dynamically generates a double-target temperature trajectory; a state observer is run in real time to estimate the internal temperature field of the forging online, and a feedforward control set value is calculated based on a model predictive control framework; at the same time, a feedback correction loop is used to generate a feedback correction control amount and correct the model online; finally, the feedforward and feedback control amounts are adaptively fused to generate and apply a final driving signal; by combining a physical model and a data-driven method, the accuracy of the modeling of deformation heat and the estimation of core temperature is improved, the metallurgical and cost constraints are balanced, the forging is ensured to be formed within an optimal temperature window, and the problem that the existing technology is difficult to control the microstructure of the forging within the optimal temperature window is solved.

The invention relates to a body temperature regulation and control system, which comprises a body temperature regulation module, a body temperature monitoring module, a dynamic regulation module, a simulation module, an intelligent control module and an information collection module, and is characterized in that the intelligent control module receives real-time data of the body temperature monitoring module, sends a preliminary control instruction to the body temperature regulation module based on a preset algorithm, and sends the preliminary control instruction to the information collection module; an instruction of the dynamic adjustment module and prediction data of the simulation module are received, follow-up control commands and simulation modules are dynamically adjusted in real time according to the predicted human body temperature change trend and dynamic adjustment requirements, an individualized human body temperature distribution simulation model can be dynamically constructed and updated, and according to a target body temperature track provided by the dynamic adjustment module, the human body temperature distribution simulation model can be dynamically adjusted. The human body temperature distribution simulation model simulates and predicts human body core temperature and body surface temperature distribution change in a future period of time, and feeds back a prediction result to the dynamic adjustment module and the intelligent control module; the system has the advantage of ensuring accurate body temperature management.

The invention relates to the technical field of automatic control, and discloses a multi-parameter collaborative intelligent temperature regulation control system for a pot-type calcining furnace, and the system comprises a collaborative detection and cognition module which is used for calculating a dynamic thermal response spectrum according to operation data, and recognizing process stage information; the online modeling and state estimation module is used for updating an equivalent heat transfer model online by using the dynamic thermal response spectrum and estimating the core temperature of the material; and the collaborative prediction and decision module is used for calculating a basic control law by solving an optimization problem according to the process stage information, the updated model and the core temperature estimation value. According to the invention, through a collaborative closed-loop adaptive control architecture of cognition, modeling and decision-making, the process stage can be autonomously identified, the accurate control of the core temperature can be realized, and the temperature control precision of the whole process, the product quality consistency and the system adaptive capability are obviously improved.

This invention relates to a method for synchronous prediction of human thermal injury based on a dynamically coupled physiological model. First, a refined, segmented, multi-layered human physiological thermal model is constructed. Based on this model, a set of coupled biological heat transfer equations is established, embedding an active thermoregulation mechanism mediated by the human central nervous system. This set of equations is solved by deeply and dynamically coupling skin temperature, core temperature, and physiological parameters such as blood perfusion rate, metabolic rate, and sweat evaporation. Subsequently, by setting the initial and boundary conditions of a fire scene operation, the coupled equations are solved in one go using numerical methods. During the same solution process, the system synchronously and in parallel performs segmented skin burn risk assessment and overall human heat stress risk assessment. This invention overcomes the limitations of traditional models in segmented prediction and coupled active thermoregulation, achieving effective synchronous early warning of skin burn risk and overall heat stress risk in various parts of the human body under extreme thermal environments.

The invention relates to a core temperature sensor (CTS) for use with a microwave cooking appliance that generates microwaves within a specific microwave frequency band for cooking food, wherein the core temperature sensor (CTS) comprises: at least one temperature sensor (TS), an antenna (ANT), a high-frequency oscillator (1) whose output signal can be fed into the antenna (ANT) and whose signal frequency lies outside the microwave frequency of the microwave cooking appliance, a modulation device (OOK) configured to generate a pulse train from the output signal of the high-frequency oscillator (1) by means of amplitude modulation, which corresponds to digital temperature data generated by means of the at least one temperature sensor (TS), and an electrical energy storage device (BAT) for supplying electrically operated components (MCU, TS, OSZ-AMP) of the core temperature sensor (CTS).The invention also relates to a system comprising a core temperature sensor and a cooking device, comprising a receiver for receiving electromagnetic waves emitted by the core temperature sensor and a control device configured to operate the cooking device based on information contained in the received electromagnetic waves.

The application discloses a human core body temperature and inertia signal collection device and a collection method. The device comprises a first collection module, a second collection module, a third collection module, a fourth collection module, a bottom packaging layer, a top packaging layer and a core circuit module layer. The method comprises the following steps: step 1, setting the collection device at a relevant position and collecting position sensor data; step 2, inputting three groups of heat conduction layer temperatures and environmental temperatures into a prediction model for processing to obtain three groups of predicted core temperatures, and normalizing the three groups of predicted core temperatures to determine the core body temperature of the subject; and step 3, taking the inertia data of the third collection module as a reference value, processing the data of the first collection module and the second collection module to obtain corrected inertia measurement data. The application can provide reliable data for subsequent detection and diagnosis of human physiological mechanisms, and can also obtain physiological and action information of the human body from the inertia signal.

The invention discloses an observation device capable of actively regulating and controlling phase change heat transfer and mass transfer of a thin capillary core, and relates to the field of porous phase change heat transfer. The device is applied to the two-dimensional thin capillary core with the thickness not exceeding 100 microns, the migration characteristic of the phase change interface in the capillary core can be directly observed, the problems that migration of the phase change interface and the surface in the actual capillary core is not consistent, and the phase change interface cannot be directly observed are solved, the evaporation quality in two different liquid supply modes can be measured, and the measurement accuracy is high. Local heat flow of the thin capillary core is controlled through the auxiliary heat source so as to regulate and control migration of the phase change interface; the liquid working medium in the capillary core starts to evaporate after being heated by applying the axial main heat load of the capillary core and the auxiliary heat load at the bottom of the capillary core, and the capillary core is designed into a two-dimensional sheet, so that the humidity degree of the capillary core can be observed through a high-speed camera and the temperature distribution of the capillary core measured by an infrared thermometer is combined; therefore, the migration characteristic of the evaporation interface of the capillary core is directly displayed according to the observed position of the phase-change interface of the capillary core and the change of the temperature field, the phase-change heat and mass transfer rule of the capillary core is researched by combining the evaporation mass and the temperature, and the method has guiding significance for the optimization design of the pore structure of the capillary core.

The invention relates to the technical field of medical material performance testing, in particular to a performance testing system for injectable hydrogel, which is characterized in that an external testing environment characteristic parameter, a rheological characteristic parameter of a testing sample and a core temperature are acquired through a data acquisition module; calculating the viscous modulus and the elastic modulus of the test sample based on the rheological characteristic parameters through a data analysis module so as to judge whether the sample conforms to gelation dynamic characteristics or not; a standard evaluation module is used for extracting corresponding time points conforming to gelation dynamic characteristics so as to judge whether the performance test system conforms to the standard or not; analyzing the characteristic characterization value of the test environment through a compensation control module so as to judge whether the reason that the performance test system does not meet the standard is an environment reason or not; and determining a main interference reason based on the correlation coefficient of the test environment characteristic parameter and the sample core temperature, and starting compensation adjustment. According to the invention, the accuracy of the performance test system for injectable hydrogel is obviously improved.

The present disclosure provides a core temperature sensing assembly for measuring a core temperature of an object when positioned on a surface of the object. The sensing assembly uses a heat flux sens

The invention relates to the technical field of hand protection and temperature control, and discloses a portable palm negative pressure cooling glove and a control method thereof.The portable palm negative pressure cooling glove comprises a glove body, a negative pressure sealing assembly, a simplified refrigeration assembly, a control power supply assembly, a miniature vacuum pump and a miniature electromagnetic valve. In cooperation with active cooling of a semiconductor chilling plate, the heat dissipation efficiency of circulating blood is remarkably improved, the core temperature of the human body is continuously reduced, sealing protection of the palm is achieved, and invasion of external impurities is avoided; a distributed air pressure and temperature sensor and an LED display screen are adopted, the pressure and temperature of all areas of the palm can be monitored in real time, negative pressure and cooling parameters are adjusted according to actual requirements, and use convenience is improved; the fingers of the glove body are made of chloroprene rubber, the surface of the glove body is made of wear-resistant breathable fabric, flexibility, sealing performance, wear resistance and breathability are all considered, and the glove is comfortable to wear and long in service life.

The invention discloses a perioperative period hypothermia management method and system, and the method comprises the steps: obtaining the body surface temperature time sequence data of a perioperative period target patient in real time; converting the body surface temperature time sequence data into core temperature change characteristics based on a pre-constructed body temperature conversion model, wherein the body temperature conversion model is constructed based on an association relationship between the body surface temperature time sequence data and the core temperature change characteristics; performing dynamic assessment on the low-body-temperature risk of the target patient based on the core temperature change characteristics to obtain a dynamic risk assessment result; and automatically controlling the heating device based on a dynamic risk assessment result, and converting the body surface temperature time sequence data into core temperature change characteristics through a body temperature conversion model. The risk caused by invasive measurement is avoided, the accuracy of non-invasive body temperature monitoring is improved, the heating device is automatically controlled to automatically heat or stop heating in real time according to the dynamic risk assessment result to dynamically adjust the body temperature of the patient, and automatic body temperature adjustment is achieved.

The invention provides a food hygiene management device, a food hygiene management system, a food hygiene management method, and a program, which can reduce labor load and time of hygiene management of food and can perform hygiene management more hygienically. A food hygiene management device is provided with: a core temperature acquisition unit that acquires core temperature information indicating the core temperature of a food; a photo acquisition unit for acquiring photo data of the food; a reading unit that reads the food information image including a qualification range, and identifies the qualification range, which is a qualification range for the core temperature of the food; and a picture generation unit that generates a composite photo display picture in which composite photo data is displayed, the composite photo data including the core temperature information, the date and time information for measuring the core temperature, the qualified range, and the photo data of the food.

The invention relates to a system with a holder (2) for a food thermometer and / or a food thermometer (1) and a cookware (9) with a hole (10), wherein the holder (2) and / or the food thermometer (1) can close the hole (10). The invention also relates to a cookware (9) for the system with a hole (10) which can be closed by the holder (2) and / or the food thermometer (1) of the system. The invention makes it possible to reliably measure the core temperature of a food or dish in a container of a cookware, without unduly impairing the exchange of information between the food thermometer and an external device such as a control unit.

This invention discloses a real-time temperature field compensation and intelligent control method for the heat treatment process of rolls, belonging to the field of automatic control technology. The method includes: constructing a thermal coupling relationship matrix between different sections based on Fourier's law of thermal conductivity; constructing a boundary heat transfer dynamic compensation model based on Newton's law of cooling, calculating the convective heat transfer coefficient in real time and dynamically correcting the heating power; establishing a dynamic estimation model of the roll core temperature based on the lumped parameter method, solving the core temperature in real time and compensating for thermal inertia lag in advance; and solving the above models collaboratively, using the weighted sum of squares of surface temperature deviation and core temperature deviation as the objective function, to solve for the optimal heating power of each section under thermal coupling constraints. This invention, through the combined application of classical thermophysics theories, solves the technical problems of thermal inertia lag, large axial temperature difference, and difficulty in controlling the core-surface temperature difference during the heat treatment process of rolls, achieving precise layered and zoned control of the temperature field, and significantly improving the quality of heat treatment.

A temperature control system for cardiac surgery nursing includes a data processing module, a temperature control module, and a vital signs monitoring module. The data processing module is communicatively connected to both the temperature control module and the vital signs monitoring module. The vital signs monitoring module includes a core temperature sensor, a skin temperature sensor, and an electrocardiogram monitor. The temperature control module includes a heated mattress, side heating units, a top heating unit, and a bottom heating unit. These units form a heating chamber during rewarming. In this invention, the heated mattress, side heating units, top heating units, and bottom heating units form a heating chamber during rewarming, achieving uniform heating with the aid of temperature sensors. The data processing module intelligently controls the rewarming process based on data from the vital signs monitoring module, thereby achieving precise and stable rewarming.

Embodiments disclosed herein are directed to an improved LMA with a positioning sensor and a temperature sensor at the posterior dome of the mask of the LMA. The positioning sensor provides positioning measurements for the clinician to determine that the LMA is correctly positioned with the posterior dome in contact with the hypopharyngeal wall. With this correct positioning of the LMA, a temperature sensor—either on the same chip as the positioning sensor or nearby the positioning sensor—has a stable mucosal contact with the hypopharyngeal wall to measure the patient's core temperature. Therefore, the improved LMA provide at least the twin benefits: ensuring that the LMA is correctly positioned and ensuring that the measured core temperature is valid.

The present disclosure provides a core temperature sensing assembly for measuring a core temperature of an object when positioned on a surface of the object. The sensing assembly uses a heat flux sensor in the form of a thermoelectric generator. The thermoelectric generator is provided as part of an integrated circuit. Alternatively or additionally, the sensing assembly uses the thermoelectric generator to actively heat or cool the object. Alternatively or additionally, the sensing assembly comprises a second heat flux sensor in the form of a thermoelectric generator, the first and second heat flux sensors having different thermal resistances determined by the configuration of the thermocouples.

The invention discloses a control method and system for stabilizing SiPM photoelectric performance through dynamic temperature control, and a temperature control method taking SiPM photoelectric performance stability as an ultimate target improves the design target of the temperature control system from stable temperature to stable dark count rate, and through the stable temperature as an intermediate variable, the design target of the temperature control system is improved to stable dark count rate. The final purpose of improving the terminal performance of the radiation detection system is directly served; the environment temperature change rate is introduced as a feedforward control coefficient to be complementary with PID feedback, predictive control over the SiPM core temperature is achieved, and the response speed and control quality of the system for resisting environment sudden change are remarkably improved. According to the method, dew point calculation and safety boundary depth are embedded, so that anti-condensation is converted from an independent rear protection function to an active predictive constraint condition in a control method, and high unification of safety and efficiency is realized; the method is suitable for improving dark counting rate stability and energy resolution of SiPM in a nuclear radiation detector in a complex environment.

The invention relates to the technical field of combustible gas detection, and discloses a laser household combustible gas detector, which comprises a detection assembly, a heating assembly, a temperature measurement assembly, a control assembly and a heat dissipation assembly, and is characterized in that when the core temperature is less than a heat dissipation threshold, the heating assembly continuously works, and when the core temperature change gradient is greater than a high temperature alarm threshold, the control assembly continuously works; acquiring real-time operation state data of the detector, performing Kalman filtering and normalization processing on the real-time operation state data, operating the isolated forest model, marking abnormal real-time operation state data, and constructing an abnormal state vector according to the abnormal real-time operation state data; and inputting the abnormal state vector into a fault diagnosis model, and outputting a fault type probability. According to the technical scheme, the core temperature of the sensor is controlled only through cooperation of the heating assembly and the cooling fan, cost is low, and power consumption is small. Meanwhile, a temperature compensation algorithm is matched to realize dynamic adjustment of a detection result, and the methane detection precision is improved.

The utility model discloses an in-situ high-temperature CT imaging device which comprises a multidirectional displacement mechanism and a connecting piece installed on the multidirectional displacement mechanism, the connecting piece is connected with an imaging shell through a supporting column, a sample cavity is formed in the inner side of the imaging shell, and a heating system is arranged in the sample cavity. An X-ray light through hole communicated with the sample cavity is formed in the imaging shell, and a water cooling system and a temperature measuring element are further arranged in the imaging shell and located above the sample cavity. The multi-directional displacement mechanism realizes accurate control of the position of the imaging main body, improves flexibility, provides guarantee for visualization and operation convenience of a high-temperature test process, is provided with a heating system and a water cooling system for adjusting the temperature change in the sample cavity, and is provided with a temperature measuring element for real-time monitoring, so that the measurement accuracy is improved. The core temperature of the heating area can be accurately monitored, regulated and controlled, the quick responsiveness and accuracy of temperature change are guaranteed, and the precision and reliability of test data are effectively improved.

The invention discloses an intelligent temperature measuring multi-cavity central venous catheter and a measuring method thereof.The intelligent temperature measuring multi-cavity central venous catheter comprises a catheter body and a displayer, a catheter main cavity, a temperature measuring cavity and an infusion cavity are formed in the catheter body, a first temperature sensor is arranged at the front end of the temperature measuring cavity, and a second temperature sensor is arranged at the tail end of the temperature measuring cavity; the first temperature sensor and the second temperature sensor are electrically connected with the display; by arranging the independent temperature measuring cavity, the temperatures of the two positions of the catheter can be accurately measured, the core temperature of the human body is inverted in combination with the flowing state of fluid and the heat conduction rule, the core temperature in the body of the patient is continuously and accurately monitored, and medical workers are helped to accurately judge the state of the patient.

This invention relates to the field of intelligent vending equipment technology, and discloses an artificial intelligence-based temperature control method for pastry making, comprising: Step 1, collecting real-time disturbance data and historical operating data of an unmanned pastry vending terminal including a heating module; Step 2, based on the historical operating data, predicting the estimated purchase volume within a future time window using an artificial intelligence model; Step 3, setting a basic target temperature, and dynamically calculating a comprehensive temperature compensation amount by combining the real-time disturbance data and the estimated purchase volume. By using an artificial intelligence model to predict the estimated purchase volume and combining it with a pastry quality index to implement a differentiated control strategy for ensuring supply during peak periods and maintaining quality during off-peak periods, this method achieves the technical effect of ensuring the core temperature meets the standard during peak periods and maintaining the taste of pastries during off-peak periods. Compared with the existing technology that uses a fixed heating and heat preservation strategy, this method solves the shortcomings of undercooked pastries during peak periods and poor taste during off-peak periods when customer flow fluctuates.

The invention discloses a heating device and supercritical foaming elastomer sheet forming equipment and method.The supercritical foaming elastomer sheet forming equipment comprises a heating and vapor chamber assembly, a heating and vapor chamber assembly and a heating and vapor chamber assembly, and the heating and vapor chamber assembly comprises an upper heating and vapor chamber and a lower heating and vapor chamber; the driving mechanism is connected with the upper heating vapor chamber and / or the lower heating vapor chamber; the detection end of the temperature detection assembly is configured to be inserted into the supercritical foaming elastomer sheet to be heated in the heating process; and the temperature controller is used for controlling the working conditions of the upper heating vapor chamber and the lower heating vapor chamber according to the material temperature detected by the temperature detection group. The detection end of the temperature detection assembly is directly inserted into the to-be-heated material, the core temperature of the material can be obtained in real time, and the temperature difference caused by the external environment is avoided. The temperature controller dynamically adjusts the working conditions of the upper heating vapor chamber and the lower heating vapor chamber according to internal temperature feedback, precise temperature closed-loop control is achieved, and temperature fluctuation in the single heating process is remarkably reduced.