535 results about "Temperature conditioning" patented technology

The invention relates to the field of mold cooling optimization, and discloses an automobile mold cooling optimization system and method based on reinforcement learning, and the method comprises the steps: collecting the real-time temperature and flow data of each cooling loop, carrying out the preprocessing and abnormity filtering of the data, and constructing a multi-dimensional basic cooling state database through combining historical operation records and environmental parameters; performing spatial mapping and statistical analysis on the temperature and flow data in the basic database, identifying a high-temperature region with heat concentration and a part with remarkable temperature gradient, and forming a local heat feature model; establishing an independent control sub-model, and optimizing cooling water flow and temperature regulation parameters of each loop by adopting a simulation and reinforcement learning combined method; a local adjustment strategy and an overall cooling target are fused, and main loop parameters are optimized through a global control algorithm; in the mold cooling process, temperature and flow fluctuation are continuously monitored, and real-time data are input into an optimization system. The method has the advantage that the cooling precision and efficiency are improved.

The invention discloses an analysis and evaluation algorithm for the temperature regulation effect of a variable air volume air conditioner terminal device, and relates to the technical field of air conditioner regulation. Generating a temperature evaluation parameter and an air valve evaluation parameter based on the operation data; based on the temperature evaluation parameters and the air valve evaluation parameters, establishing a joint judgment model; according to the method, the energy waste working condition of counteracting the regional cold and hot demand can be found in time, the passive situation that treatment is carried out after the temperature is seriously deviated is avoided through early recognition and root diagnosis of the abnormal track, and the method is suitable for large-scale popularization and application. And the indoor comfort is improved.

The invention provides a power supply strategy optimization method for condensation control and a ring main unit, and belongs to the technical field of power supply, and the method specifically comprises the steps: determining the coincidence probability of the ring main unit and humidity intervals of different fluctuation types in a future preset time period according to the humidity monitoring data of the ring main unit, when the coincidence probability is utilized to determine that the distribution data of the coincidence risk time period in the future preset time period meets the requirement, the temperature change condition of the ring main unit under the weather data of the current date is taken as the basis, and the temperature change condition of the ring main unit is determined on the basis of the coincidence probability of the coincidence risk time period and humidity intervals of different fluctuation types; according to the method, the adjustment demand type of the humidity adjustment device of the ring main unit is determined, and the power supply processing strategy of the temperature adjustment device of the photovoltaic device at different monitoring temperatures is determined by using the adjustment demand type and the humidity monitoring data, so that the reliability of the control processing of the condensation risk is improved, and the use of the commercial power is reduced.

The invention relates to the technical field of clean room environment control, and discloses a clean room environment control compensation method and system based on temperature and humidity independent combined control, and the method comprises the steps: collecting the infrared thermal imaging data of a clean room; infrared thermal imaging data of the clean room are processed into surface heat flux distribution through three-dimensional space interpolation reconstruction; detecting the air dew-point temperature and the particulate matter concentration of the clean room, and combining the air dew-point temperature and the particulate matter concentration into a dynamic heat and humidity load vector; determining a target temperature value and a target humidity value of the clean room; a first control instruction for a temperature adjusting device of the clean room is generated, and a second control instruction for a humidity adjusting device of the clean room is generated; controlling the temperature adjusting device to adjust the temperature of the clean room according to the first control instruction, and controlling the humidity adjusting device to adjust the humidity of the clean room according to the second control instruction. Through organic combination of multi-source sensing, dynamic modeling and decoupling control, the precision, adaptability, safety and energy efficiency level of clean room environment control are remarkably improved.

The invention discloses a loading lap joint device for cold chain transportation and sorting and a using method thereof, and relates to the technical field of cold chain transportation, the loading lap joint device comprises a drawing cold storage module, a cold storage module, a cold storage module, a cold storage module, a cold storage module, a cold storage module and a cold storage module, the drawing cold storage module is slidably mounted on a sliding groove in the bottom of a cold chain vehicle compartment, and a cold storage cavity is formed in the drawing cold storage module; the linkage defrosting mechanism comprises a frame type defrosting scraping plate arranged above the drawing cold storage module, a frost collecting groove is formed in the side edge of the cold storage cavity, and scraped frost water is guided into the frost collecting groove through the defrosting scraping plate; the lap joint interface module is arranged at the front end of the drawing cold storage module and comprises a conveying plate and a temperature adjusting air curtain which are movably hinged, and the temperature adjusting air curtain communicates with the cold storage cavity and the frost collecting groove through an air duct and releases cold air; the control unit is used for monitoring the temperature in the compartment and the platform position and adjusting the air speed of the air curtain to control the cold air circulation amount. The system not only can automatically remove the frost layer in the carriage and effectively reduce the environment temperature during loading, but also can be flexibly butted with a sorting line, so that energy conservation, high efficiency and temperature control guarantee of a cold chain loading link are realized.

The invention belongs to the field of temperature regulation, and particularly relates to a carburant drying equipment temperature regulation method and system to solve the technical problems that an existing regulation mode is insufficient in prediction precision and poor in reliability. Establishing a joint probability distribution model of process disturbance and measurement noise by adopting a Gaussian mixture model; s2, obtaining a probability density function of a state trajectory in a future prediction time domain; s3, setting probability constraints represented by conditional value-at-risk; and S4, taking the first element of the optimal heater power sequence as the heater power control quantity of the current control period, taking the first element of the optimal working mode sequence as the working mode of the current control period, and jointly applying to the equipment. On the premise of ensuring a high safety standard, collaborative optimization of the power and the working mode of the heater is realized, and the energy consumption of equipment is reduced.

The invention relates to a vehicle cabin temperature adjusting method and device, a vehicle, equipment and a storage medium, and relates to the technical field of vehicles. The method is applied to vehicle center control and comprises the steps that the current temperature of a vehicle cabin is obtained; determining the target temperature of the vehicle cabin and the target wind speed of the vehicle-mounted air conditioner at least according to the current temperature; wherein when the temperature of the vehicle cabin is the target temperature and the vehicle-mounted air conditioner works at the target wind speed, the environment in the vehicle cabin meets the human body comfort level standard, and the temperature adjustment power consumption of the air conditioner for adjusting the temperature of the vehicle cabin to the target temperature is the lowest; and the vehicle-mounted air conditioner is controlled to adjust the temperature of the vehicle cabin to the target temperature, and the vehicle-mounted air conditioner supplies air at the target air speed. Optimization of the power consumption of the air conditioner is further considered on the basis of optimizing the comfort degree, and energy waste caused by neglecting of the power consumption of the air conditioner is avoided.

The invention relates to the technical field of communication terminal control, and particularly provides a communication terminal control method, which comprises the following steps: in response to a remote control mode, initializing a grid map of a current area; acquiring human body track data in the current area in a first preset time period; determining track grid map information based on the grid map and the human body track data; determining the activeness of the current user based on the track grid map information; and based on the activity degree of the current user, the temperature of the air conditioner is controlled, and therefore the limitation of fixed temperature setting of a traditional air conditioner is broken through, intelligent matching of temperature adjustment and the real-time state of the human body is achieved, and the temperature control precision and the use comfort are remarkably improved.

The invention discloses an intelligent air conditioner resource energy-saving control system, and relates to the technical field of air conditioner control, the intelligent air conditioner resource energy-saving control system comprises an acquisition assembly, a preprocessing assembly, an analysis calculation assembly and a control management assembly, the analysis and calculation assembly comprises a cooling load analysis module, an air supply temperature analysis module and an operation state analysis module. According to the method, dynamic factors such as personnel activity, equipment operation and commodity display density are integrated, so that the cold load calculation accuracy is improved; by introducing humidity, air speed and retention time to correct and balance the comfort level and energy conservation of air supply temperature adjustment and fusing equipment energy efficiency attenuation, fresh air utilization and electricity price factors, multi-system cooperative control of the compressor is achieved, finally conversion from experience to data driving is achieved, the comfort level is guaranteed, and the energy utilization efficiency is improved.

The embodiment of the invention provides a temperature measurement method, an air conditioner control method, equipment and a storage medium, and is applied to the field of air conditioners. The temperature measurement method can comprise the steps that the measurement temperature and an image of a user are obtained through an infrared camera; determining the distance between the infrared camera and the user according to the image; acquiring the current environment temperature; determining a temperature compensation value according to the distance, the environment temperature and the measured temperature of the user; determining the actual temperature of the user according to the temperature compensation value and the measured temperature of the user; the real body sensing temperature of different users can be sensed more accurately, and the air conditioning system can be flexibly adjusted according to the actual temperature of each user, so that the comfort requirements of different individuals in a scene where multiple persons are located are met, and the accuracy and adaptability of indoor temperature adjustment are improved.

The invention provides a method suitable for an environmental bin heating test, and belongs to the technical field of environmental bin heating test, the method comprises the steps: determining a temperature measurement position through a graph theory topology optimization sensor arrangement algorithm, constructing a temperature field graph, configuring a Beckfu controller to collect temperature data at high frequency, and carrying out sliding window statistical test processing; a high-power main heater and a low-power auxiliary heater are installed at the top and the bottom of the environment bin respectively to form a closed-loop circulation system, temperature control partitions are divided according to the temperature deviation value, and a fuzzy sliding mode variable structure control algorithm is adopted to calculate partition heater control instructions. A control instruction is input into the thermal field dynamic balance optimization model for global collaborative optimization, an optimal power distribution scheme is output, a variable-power staged heating strategy is executed to achieve rapid temperature rise and fine temperature adjustment, and the technical problem that the test precision is reduced due to uneven temperature field distribution in the environment bin heating test process is solved.

Tunnel construction ventilation equipment relates to the technical field of tunnel construction auxiliary equipment and comprises a shell, a storage groove is formed in the front side of the interior of the shell, a temperature and humidity adjusting box is installed in the storage groove, the temperature and humidity adjusting box and the storage groove are limited in a sliding mode, and a first heat exchanger is installed in the middle of the interior of the temperature and humidity adjusting box; the first heat exchanger is arranged in the shell and used for adjusting the temperature of passing air, an atomizing and humidifying mechanism is arranged at the rear end of the first heat exchanger, four air channels communicating with the containing groove are formed in the upper end of the back of the shell, fans are installed in the air channels, and fixing frames are installed on the two sides of the shell. According to the scheme, the problem that ventilation equipment cannot adjust the ventilation quality according to tunnel stage requirements is solved.

The invention discloses a device control method, an electronic device and a computer readable storage medium. The method comprises the following steps: acquiring building attribute information, external environment parameters and internal environment parameters; determining thermal parameters according to the building attribute information; substituting the thermal parameters, the external environment parameters and the internal environment parameters into an indoor temperature prediction model to obtain a predicted indoor temperature at the target moment; according to the temperature difference between the predicted indoor temperature and the current indoor temperature, whether operation parameters of the temperature adjusting equipment are adjusted in advance or not is judged, and the temperature adjusting equipment is controlled to conduct corresponding operation. Through the mode, the control accuracy and the environment adaptability of the temperature adjusting equipment can be improved, and the energy consumption of the equipment is reduced.

The invention discloses a ternary ceramic aerogel with radiation refrigeration and heat insulation functions and a preparation method and application thereof.The ternary ceramic aerogel has the radiation refrigeration and heat insulation functions, has the extremely high solar reflectivity (98%) and infrared emissivity (98.4%), can achieve efficient daytime radiation cooling, has the extremely low heat conductivity coefficient (24.7 mW m <-1 > K <-1 >), and has the advantages of being high in heat conductivity coefficient (24.7 mW m <-1 > K <-1 >) and good in heat conductivity coefficient (24.7 mW m <-1 > K <-1 >). The material can provide an all-day thermal insulation effect, has excellent tensile strength, compression strength and bending strength, has no modulus attenuation after tens of thousands of cycles, can maintain cyclic compression strain in a temperature range of-198 DEG C to 1200 DEG C, has no mechanical strength loss, and has the characteristics of high temperature resistance and high mechanical strength; the system is suitable for meeting the temperature adjusting requirements of different scenes and harsh environments, and can be widely applied to the fields of buildings, vehicles or aerospace and the like.

The invention discloses a control method, a control system and related equipment for constant temperature, constant oxygen and constant pressure. The control method comprises the following steps: acquiring temperature data, oxygen concentration data and pressure data in a cabin body in which an oxygen cabin mainboard is positioned; determining a current working stage according to the pressure data and a preset target pressure value; in the boosting stage, the opening degree of an air inlet valve of a control cabin, the rotating speed of an air compressor and the oxygen production amount of an oxygen generator are synchronously increased; in the pressure stabilizing stage, at least two of the opening degree of an exhaust valve, the opening degree of an air inlet valve, the rotating speed of an air compressor, the oxygen production amount of an oxygen generator and the temperature adjusting capacity of an air conditioner of the cabin are adjusted at the same time according to the temperature data, the oxygen concentration data and the pressure data; if so, controlling the oxygen generator to be closed, and controlling the opening degree of the exhaust valve and the rotating speed of the air compressor to synchronously change. According to the invention, higher-precision pressure control, oxygen concentration control and temperature control can be realized, and the stability of pressure, oxygen concentration and temperature is ensured.

The invention discloses a pouring temperature adjusting method and system combined with a multi-dimensional sensor, and relates to the technical field of pouring temperature control. The method comprises the following steps: performing temperature control key anchor point analysis based on a historical casting quality detection record set to obtain a temperature control abnormal anchor point set; obtaining an infrared sensor array and a thermocouple temperature sensor array; performing pouring temperature time sequence acquisition according to a preset monitoring frequency to obtain an infrared monitoring temperature value sequence array and a thermocouple monitoring temperature value sequence array; performing double analysis on temperature distribution uniformity and temperature fluctuation, and determining a temperature regulation and control scheme; and the pouring temperature of the target thin-wall automobile casting is dynamically regulated and controlled based on the temperature regulation and control scheme. The technical problem that in the prior art, the casting quality is unstable due to the fact that the pouring temperature of a thin-wall automobile casting is not accurately regulated and controlled is solved, accurate pouring temperature regulation and control are achieved through multi-sensor cooperative monitoring and temperature control key anchor point dynamic adjustment, and the technical effect of improving the casting quality stability is achieved.

A supporting device comprises an upper sewn to the bottom end of a vamp, the bottom end of the upper is fixedly provided with an anti-skid assembly used for preventing skid, and the top end of the upper is provided with a supporting assembly used for supporting. The heating device comprises a heating assembly arranged in the supporting assembly and used for heating, and a temperature control unit used for controlling the heating assembly to heat the vamp is arranged in the vamp. The temperature control unit embedded in the shoe tongue is used for controlling the flexible carbon fiber heating wire to conduct gear temperature adjustment so as to keep the insole to be heated, warm can be rapidly provided for the feet, and invasion of cold weather can be effectively resisted; meanwhile, the unique design of the antiskid patterns and the antiskid nails can adapt to the ground with different slippery degrees, and the risk of slipping and injury is effectively reduced; and multiple functions such as heating, skid resistance and motion assistance are integrated into a whole.

The present application relates to a kind of air cooling-thermal environment fast temperature change tracking control system and control method thereof, belong to temperature control technical field, the control system of the present application is equipped with temperature control target setting module and temperature display module, without changing temperature controller can be applied in different temperature regulation scene, realize the control of different air cooling-thermal environment temperature variation requirement, can control heating and cooling process temperature change rate, realize the accurate tracking of target temperature fast change curve, meet the requirement of air-cold thermal environment temperature variation for the scientific research of aeroengine strong transient environment, simultaneously, using closed-loop control system, two-way actuator is adjusted actuating capacity according to the same feedback signal of temperature control effect in real time, and can intelligent shutdown power-off to ensure safety, both simple operation and low cost.

This invention relates to the field of flue gas reheating technology, and more particularly to a flue gas reheating device after wet flue gas purification. The device includes a base, an inlet pipe, a purification rod, an unpurified gas pipe, a first curved gas pipe, a second curved gas pipe, a third curved gas pipe, a fourth curved gas pipe, a first cylindrical cavity, a second cylindrical cavity, a third cylindrical cavity, a fourth cylindrical cavity, a first curved guide tube, a second curved guide tube, a third curved guide tube, a fourth curved guide tube, a mixing device, a heating device, and a cooling device. The first cylindrical cavity, the second cylindrical cavity, the third cylindrical cavity, and the fourth cylindrical cavity are sequentially installed from bottom to top on the upper end of the base. This invention uses multiple cylindrical cavities to heat the flue gas in layers and stages. The mixing device mixes the flue gas heated to different temperatures, and the flue gas flow rate in each curved guide tube can be adjusted via gas pipe valves to regulate the temperature of the flue gas to be emitted, ensuring the purified gas is emitted at a stable temperature of 80°C and preventing the formation of white smoke.

The invention relates to the technical field of parameter cooperative control, and discloses a multi-parameter cooperative control method and an incubator, and the method comprises the steps: carrying out the disturbance measurement of the heating power and carbon dioxide injection in an incubator body, and calculating a temperature-to-concentration influence coefficient and a concentration-to-temperature influence coefficient; identifying door opening disturbance according to the door state signal jump and the maximum temperature drop rate and the concentration drop rate of the N temperature sensors, and collecting maximum temperature deviation and concentration deviation; on the basis of the maximum temperature deviation and the concentration deviation, the opening degree of an electromagnetic proportional valve is set to be in a large-flow state to rapidly recover the carbon dioxide concentration, and after concentration recovery is completed, control parameter compensation is conducted according to the temperature-to-concentration influence coefficient and the concentration-to-temperature influence coefficient. According to the method, the problem that temperature adjustment and concentration adjustment interfere with each other is solved, and cooperative control over parameters is achieved.

The invention relates to a method and equipment for testing radiant heat and humidity weather resistance of a building external wall thermal insulation system, and belongs to the technical field of radiant heat and humidity weather resistance tests of building external wall thermal insulation systems. Comprising a box body, a radiation device, a temperature adjusting device, a humidity adjusting device, a spraying device, an air humidity sensor, an air temperature sensor and a control system, the device introduces a radiation source for simulating the sun, is more suitable for the external environment used for building external wall heat insulation, can consider the influence of radiation on the building external wall heat insulation system, and increases the test state of the building external wall heat insulation system under the hot and humid conditions.

The embodiment of the invention provides an air conditioner multi-split system control method and an air conditioner multi-split system. The method comprises the steps that for any temperature adjusting area, parameter values corresponding to multiple pieces of collection information are obtained; the multiple pieces of collection information comprise part or all of people flow information, at least one piece of environment information and building information of the temperature adjusting area; each piece of collection information is associated with a collection item; based on the target weight coefficient, weighted summation is carried out on the obtained multiple parameter values, and a target evaluation value corresponding to the temperature adjusting area is obtained; the target evaluation value is used for describing the temperature adjustment requirement of the temperature adjustment area, the target weight coefficient comprises weight coefficients corresponding to multiple pieces of collection information, and the target weight coefficient is obtained based on the operation time period; and when the target evaluation value reaches a startup threshold value, determining that the temperature regulation equipment in the temperature regulation region is started, otherwise, not starting the temperature regulation equipment, thereby realizing directional startup control for the temperature regulation equipment in different temperature regulation regions.

The present application provides an ambient temperature self-adaptive control method, device, medium, electronic equipment and heat pump, relates to the technical field of heat pump, and solves the technical problems that customers frequently adjust the set temperature of the unit and the operation is complicated. The method comprises the following steps: S1, presetting user habit parameters; S2, acquiring current outdoor temperature parameters; S3, obtaining starting operation parameters of an air source heat pump unit based on the acquired current outdoor temperature parameters and the preset user habit parameters; S4, acquiring the outdoor temperature parameters again after a set interval time At; S5, obtaining updated operation parameters of the air source heat pump unit based on the outdoor temperature parameters acquired again and the current outdoor temperature parameters acquired in the step S2; S6, comparing the updated operation parameters with actual operation parameters; and S7, executing different temperature adjustment methods based on the comparison result. The present application adjusts the indoor temperature of each room according to the outdoor temperature change of each room, and relieves the situation that the user frequently sets the indoor temperature.

An air conditioning system 1 according to one embodiment comprises an outdoor unit 2, several indoor units 4, 4a, 4b and 4c, several switching units 6, 6a, 6b, 6c and a control unit 8. The switching units 6, 6a, 6b, 6c switch the refrigerant flow to one of two flow paths between the outdoor unit 2 and the several indoor units 4, 4a, 4b and 4c, one of the two flow paths being used for cooling and the other for heating. When an outdoor heat exchanger 203 acts as an evaporator and some of the several indoor units 4, 4a, 4b and 4c are in cooling mode and some are in heating mode, the control unit 8 adjusts the opening degree of an internal expansion valve 404, 404a, 404b, 404c of an indoor unit 4, 4a, 4b and 4c during cooling mode, this adjustment being made according to the outdoor temperature and the indoor temperature detected by an indoor temperature sensing unit 405, 405a, 405b, 405c of an indoor unit 4, 4a, 4b and 4c during heating mode.

Provided are a multilayer fabric and a covering article capable of solving sleep problems in summer.　A comforter 1 in which a multilayer fabric covering a target portion is used, the target portion being at least a part of a person, such as a portion below the neck, includes: an inner knit fabric layer 11 coming into contact with the target portion; and a temperature-regulating batting layer 12 disposed on a side opposite to the target portion with respect to the inner knit fabric layer 11, and absorbing moisture from the target portion. The temperature-regulating batting layer 12 has: a batting body 121; and a moisture absorbing portion 122 provided on at least one surface of the batting body 121.

The invention discloses an indoor unit protection method and device of a multi-split air conditioner, the air conditioner and a medium, the air conditioner comprises a target indoor unit and a target outdoor unit, the target indoor unit and the target outdoor unit are connected through a pipeline, and the target indoor unit cannot communicate with the target outdoor unit. The method comprises the steps that the current operation temperature of a target indoor unit is predicted based on a target pressure value collected by a pressure sensor, and the pressure sensor is arranged on a pipeline between an air pipe of a target outdoor unit and a four-way valve; a target preset temperature range where the current operating temperature is located is determined from a plurality of preset temperature ranges, and indoor unit states corresponding to different target preset temperature ranges are different; and based on a target set temperature adjusting strategy corresponding to the target preset temperature range, the set temperature corresponding to the target indoor unit is adjusted. According to the scheme, the energy requirement of the indoor unit is adjusted by adjusting the set temperature, and therefore the indoor unit is protected.

This invention provides a processing system, comprising: a first temperature regulating component, which, when the processing system is in dehumidification mode, cools and dehumidifies the fresh air passing through it to form low-humidity fresh air; and, when the processing system is in ventilation mode, heats the low-humidity fresh air. A first heating component is used to heat the low-humidity fresh air flowing out of the first temperature regulating component. A component to be dried is disposed within the ventilation area of ​​the drying unit, and the low-humidity fresh air flowing out of the first heating component passes through the ventilation area of ​​the drying unit to form exhaust air. A first solution heat exchanger is connected to the ventilation area to allow heat exchange between the heat exchange liquid and the exhaust air flowing out of the ventilation area, thereby exchanging heat with the low-temperature liquid to form a high-temperature liquid. The high-temperature liquid is used to enter a heating channel to heat and dry the component to be dried. This invention solves the problem of high energy consumption in gelatin drying in the prior art.

A cooling and heating system for a building (100) is described with a device (50) for adjusting the temperature level, which is designed to transport a heat transfer medium in at least one circuit from a respective first temperature level to a respective second temperature level. A pipe system (60) comprises a supply line arrangement (61) and a return line arrangement (62), in which the heat transfer medium circulates in the at least one circuit between the device (50) for adjusting the temperature level and a consumption arrangement. A plurality of window modules (1; 1-i; 1-j) is provided as the consumption arrangement, which are designed for thermal regulation, comprising heating or cooling, of the building interior, wherein the plurality of window modules (1; 1-i; 1-j) are arranged in at least two facade areas (111, 112) oriented in different cardinal directions in one or more levels (101- 103) of the building (100). One or more switching devices (91-98) controllable by a control unit (25) are arranged in the pipe system (60), wherein, depending on a first or second switching position, the supply line following the relevant switching device (91-98) in the flow direction is fed by the device (50) for adjusting the temperature level with the heat transfer medium of the circuit whose second temperature level is selected / controlled depending on a desired operating mode.

This invention discloses an intelligent collaborative control system and method for preventing blockage and corrosion at the cold end of an air preheater. The system includes a hot air circulation module, a gradient temperature control layer, a swirl purging device, and an intelligent control system. The hot air circulation module forms an adjustable heat source by mixing airflows of different temperatures. The gradient temperature control layer is used to create a bottom-up temperature gradient at the cold end. The swirl purging device is used for efficient dry cleaning of ash accumulation on the heat exchange elements. The intelligent control system coordinates temperature regulation and the purging process based on operating parameters. This invention introduces a predictive model to anticipate pressure difference trends and combines it with an acid dew point temperature control strategy to achieve linked control of mixed hot air temperature regulation and preventative purging, thereby maintaining the cold end temperature stably within a safe range and promptly suppressing ash accumulation.

The utility model relates to a cold region tunnel thermal insulation structure test system, and relates to the technical field of tunnels. The cold region tunnel thermal insulation structure test system comprises a sealing chamber, a tunnel model of a target tunnel, a temperature regulator, a thermal insulation layer and a plurality of temperature sensors. The tunnel model is arranged in the sealing chamber, the sealing chamber comprises an outlet, and the outlet is sealed through a heat preservation structure; the tunnel model comprises a tunnel, a surrounding rock, and a primary support and a secondary lining which are arranged between the tunnel and the surrounding rock, and the thermal insulation layer is arranged between the primary support and the secondary lining; the temperature regulator is arranged in the sealed chamber and used for regulating the temperature of the environment where the tunnel model is located; the multiple temperature sensors are arranged in the tunnel and the surrounding rock and used for monitoring the temperature of the tunnel and the surrounding rock. The test equipment capable of reducing the low air temperature and the high surrounding rock side temperature in the tunnel hole in the cold region is closer to the actual condition of tunnel engineering.