858 results about "Heating cooling" patented technology

The invention relates to the technical field of metal forge piece machining, in particular to an irregular metal forge piece heat treatment method and system.The irregular metal forge piece heat treatment method comprises the steps that firstly, temperature compensation partitions are divided according to geometrical characteristics, and stepped preheating is implemented to establish a uniform basic temperature field; then, the heat preservation time of each subarea is independently regulated and controlled in the austenitizing stage, and sufficient transformation of a thick-wall area structure and control over the grain size of a thin-wall area are both considered; in the quenching process, partition strength adjustment is carried out based on a preset cooling map, and cooling parameters are dynamically optimized through real-time feedback; and finally, according to the residual stress distribution, carrying out partition stepped tempering. The heating and cooling uniformity is remarkably improved through partition dynamic temperature management, and the structure difference and thermal stress concentration caused by section sudden change are effectively inhibited; the microstructure is ensured to be uniform and stable through austenitizing control; the hardenability and the deformation resistance are balanced through a differential cooling strategy; and directional reduction of residual stress is achieved through an intelligent tempering mechanism, and the cracking risk is greatly reduced while the comprehensive mechanical property is improved.

The invention discloses a temperature control system and method for a hot runner of an injection molding machine mold, and the method comprises the steps that the temperature control system collects the temperature data of each region of the hot runner in real time through a temperature sensor, and carries out the adjustment according to the data feedback; a built-in self-adaptive algorithm automatically adjusts a temperature control strategy according to different injection molding materials and production requirements, such as temperature upper limit, temperature lower limit and heating and cooling opportunities, and the production efficiency is optimized; when the system recognizes temperature fluctuation, a heating mode or a cooling mode is automatically switched, and the cooling system is dynamically adjusted for temperature balance; a plurality of temperature sensors are arranged in a key area of the mold for regional monitoring, and temperature control output is adjusted in real time; meanwhile, an embedded learning algorithm gradually optimizes a temperature control strategy according to historical production data, adjusts control parameters, and improves the production precision and efficiency. According to the temperature control system and the temperature control method for the mold hot runner of the injection molding machine, the problems of low temperature control precision, poor energy efficiency and slow response in the prior art are solved, and efficient and intelligent temperature control capability is provided.

The invention relates to the technical field of injection molding, and discloses a plastic part injection mold regulation and control system and method based on a complex curved surface and a thin-wall structure, and the plastic part injection mold regulation and control system based on the complex curved surface and the thin-wall structure comprises a mold modeling module, a temperature modeling module, a control modeling module, a control optimization module and a control execution module; the plastic part injection mold regulation and control method based on the complex curved surface and the thin-wall structure comprises the steps that a mold three-dimensional model and thermal control area mapping are built, a heat conduction model is built, modal dimensionality reduction is conducted, a target temperature field and a performance function are combined, optimal temperature regulation and control are achieved through a predictive control algorithm, real-time feedback is matched, and a heating and cooling unit is driven. And dynamic closed-loop control of the mold thermal field is realized. According to the method, thermal control precision and energy consumption efficiency are optimized through Galerkin modal dimension reduction, model predictive control and a weighted performance function, global closed-loop temperature control is achieved by combining mapping of a three-dimensional area and a heating and cooling unit of the mold, and system safety and stability are enhanced.

The invention belongs to the technical field of intelligent manufacturing, and particularly relates to a precise intelligent temperature control system of an injection molding machine. Comprising an acquisition layer, a control layer and an execution layer. The acquisition layer is used for monitoring the temperature of the injection molding machine cavity in real time; the control layer comprises a central controller and is used for receiving the temperature digital signal, executing logical operation according to a pre-trained deep Q network algorithm and outputting a control signal; the execution layer comprises a heating device and a cooling device, the heating device is used for heating a material cavity of the injection molding machine, the cooling device is used for cooling the material cavity of the injection molding machine, and based on deep learning and experience playback of the DQN algorithm, the algorithm can process a complex environment with a continuous state space, and in a precise intelligent temperature control system of the injection molding machine, the temperature of the injection molding machine can be accurately controlled. The DQN algorithm is used for selecting the optimal control action according to the current temperature state so as to achieve accurate control over the temperature, defects of injection molding products caused by temperature fluctuation are reduced, and the machining quality and the quality consistency are improved.

The utility model discloses a vapor deposition heating cooling system and vapor deposition equipment, which comprises a cooling device, a heating device, a vapor deposition material container and a temperature control device, the heating device is arranged in the cooling device, the heating device comprises a heating part and a heat-conducting medium containing barrel, the vapor deposition material container is arranged in the heat-conducting medium containing barrel, and the temperature control device is arranged in the vapor deposition material container. The heat-conducting medium containing barrel is used for transferring heat to the evaporation material container. When evaporation is needed, the heating component heats the heat-conducting medium containing barrel so as to heat the evaporation materials placed in the evaporation material container. Due to the fact that the evaporation material container is arranged in the heat-conducting medium containing barrel, the heat-conducting medium containing barrel can transfer heat to the evaporation material container from the bottom and the side portion, the temperature control device can control the heat in the heat-conducting medium containing barrel to be evenly distributed, and therefore it can be guaranteed that the evaporation material container is heated more evenly; and the heating rate of the evaporation material can be quickly and accurately controlled, so that the coating quality and the coating efficiency are improved.

The utility model relates to the technical field of power batteries, and discloses a heating and cooling system integrated structure and a battery thermal management system, the heating and cooling system integrated structure comprises a refrigeration base material, a first insulating film, a heating core body and a second insulating film, the first insulating film is attached to the refrigeration base material, the heating core body is attached to the first insulating film, and the second insulating film covers the heating core body. As only one layer of insulating film is arranged between the heating core body and the refrigeration base material, compared with the prior art, the heat transfer medium between the heating core body and the refrigeration base material is less, and the heat transfer efficiency is high.

The invention belongs to the technical field of industrial salt-containing wastewater treatment, and discloses a desulfurization wastewater salt extraction system which comprises an evaporation tank main body, one side of the evaporation tank main body is fixedly connected with an air inlet, the other side of the evaporation tank main body is fixedly connected with a feed port, a heat conduction cavity is formed in the evaporation tank main body, and the heat conduction cavity is internally provided with an air inlet. And the bottom of the evaporation tank main body is fixedly connected with a discharge port. A driving motor is started, the driving motor is started to drive a rotating shaft to rotate, the rotating shaft rotates and drives a homogenizing plate, a mounting column, a first arc-shaped stirring rod, a first stirring rod and a second arc-shaped stirring rod to rotate at the same time, and internal desulfurization wastewater is continuously stirred, so that heat transfer of a heating and cooling device to materials is promoted; and the temperature of the material is homogenized, and dissolution, crystallization and condensation are promoted, so that the salt precipitation rate is increased, and the working efficiency is improved.

The invention relates to a heating and cooling system for wafer bonding equipment, which comprises a basic unit, a heating unit and a cooling unit, and is characterized in that the basic unit comprises an upper disc, a heating bin and a lower disc, and the heating bin is used for accommodating a wafer to be bonded and providing a vacuum environment for the wafer; the upper disc and the lower disc can be driven to be close to each other so as to apply set pressure to the wafer; an upper heater and a lower heater of the heating unit are used for heating the wafer in the axial direction, and an edge heater is used for carrying out heat compensation in the radial direction; an upper cooler and a lower cooler of the cooling unit are used for indirectly cooling the wafer; the wafer bonding device effectively improves heating uniformity and cooling efficiency in the wafer bonding process, can provide an accurate and effective vacuum environment for wafer bonding, and is simple in structure and easier to maintain and repair.

The invention discloses a heat treatment device for crusher parts and a using method thereof, and relates to the technical field of heat treatment. To solve efficiency problems; the device specifically comprises a base; a stand column is fixed to the outer wall of the top of the center of the base through bolts, a rotating ring is rotationally connected to the outer wall of the stand column, and three supporting arms in an equal-angle circular array are arranged on the outer wall of the rotating ring. A clamping mechanism used for clamping and fixing a shaft is arranged at the end of the supporting arm, a high-frequency heating mechanism and a cooling mechanism are arranged on the top of the base, and the high-frequency heating mechanism is fixed to the base through a support. By arranging the rotatable supporting arm and cooperating with the high-frequency heating mechanism and the cooling mechanism, the whole device has three stations of feeding and discharging, high-frequency heating and spray cooling, and the three stations are circularly arranged, so that feeding and discharging, heating and cooling can be synchronously and crossly carried out, and the heat treatment efficiency is improved.

The invention discloses a cutting device for wing plate machining and a cutting method of the cutting device, and belongs to the field of steel laser cutting. The cutting device comprises a machine table and a laser cutting unit connected to the machine table; the driving displacement unit comprises a workpiece table fixedly connected to the upper end of the machine table, a first single-axis moving module connected to the workpiece table, a YZ axial moving module fixedly connected to the outer surface of the first single-axis moving module and an XY axial moving module connected to the upper end of the workpiece table. By means of the induction heating part, preheating and temperature-controlled slow cooling are carried out on a wing plate, a web plate and a right angle of the high-strength H-shaped steel, thermal stress concentration caused by local rapid heating / cooling is reduced, microcracks caused by stress superposition are avoided, the microstructure of the laser cutting edge is more uniform, the crack sensitivity is reduced, and the quality of the H-shaped steel is improved. And residual stress accumulated in the cutting process is released, and delayed cracks caused by stress residues in later use are avoided.

The invention relates to the technical field of cold and hot fatigue test equipment, and discloses cold and hot fatigue test equipment for an aero-engine core component flame tube material, and the equipment comprises a frame, an experiment operation system, a thermal induction heating system, a circulating cooling system and an infrared temperature measurement system. According to the equipment, the flame tube sample is heated through the induction heating system, meanwhile, the temperature change is monitored in real time through the infrared temperature measurement system, and accurate temperature control is achieved. The equipment is further provided with a water mist cooling system, uniform water mist is sprayed through a gas-water mixing atomizing valve, the flame tube sample is rapidly cooled, the temperature is effectively reduced, and displacement or deformation of the sample is avoided. In another embodiment, the equipment is provided with a heating bin, a cooling bin and an isolation chamber, and an automatic door is utilized to realize rapid switching of the sample in each area, so that the experiment efficiency is further improved, and accurate control and rapid heating and cooling of the flame tube sample are realized.

The invention relates to the technical field of temperature control, and discloses a temperature control system based on intelligent manufacturing of a wind power blade mold, and the system comprises a temperature sensor which is used for detecting the real-time temperature of each part of the mold; the heating system is connected with the temperature sensor and is used for heating the mold; the cooling system is connected with the temperature sensor and is used for cooling the mold; the controller is provided with a temperature adjusting module, a data processing module, a feedback control module, a fault detection module and a self-adaptive tuning module; the temperature adjusting module is connected with the heating system and the cooling system and used for adjusting the heating system and the cooling system according to data detected by the temperature sensor. By integrating a PID control algorithm and an intelligent optimization function in the self-adaptive tuning module, control parameters can be dynamically adjusted according to real-time production conditions, and it is ensured that the temperature adjusting system can maintain a high-precision control effect in various complex production environments.

The invention discloses a methanol engine fuel supply system and a control method. According to the system, an integrated fuel supply structure is adopted, and preheating of methanol fuel is achieved through cooperative work of an electronic methanol pump, a methanol combustion heater, an electronic water pump and a methanol guide rail. The innovation points are as follows: 1) the engine and the heater share a methanol box, a methanol coarse filter, an electronic methanol pump and a methanol fine filter; (2) a methanol combustion heater heats cooling liquid through methanol combustion, and the cooling liquid exchanges heat with methanol fuel through a methanol guide rail; and 3) an intelligent control strategy: when the system automatically judges that the starting mode and the starting condition do not meet the conventional starting mode, automatically entering a cold starting mode and preheating the methanol fuel, displaying the engine starting mode through a signal lamp mode, intelligently judging the engine starting state, and intelligently starting the methanol fuel under the condition that a driver does not start the engine for a long time. The methanol fuel temperature can be maintained through a control program, and the cold start state of the engine is kept.

The invention relates to the technical field of power equipment, in particular to an intelligent thermal management system for a cleaning robot, which comprises a state sensing unit, a risk assessment unit, a thermal state calculation unit, a data decision unit, an execution unit and a feedback correction unit, and is characterized in that the state sensing unit is used for acquiring internal temperature and humidity and key component temperature; the risk assessment unit calculates the characterization values of the dew formation trend and the overheating trend; the thermal state calculation unit quantifies the overall thermal state of the system; the data decision-making unit determines the actual adjustment amount of the heating and cooling power according to the parameters; the execution unit comprises a heating module, a cooling module and a load management module and correspondingly adjusts output power. And the feedback correction unit corrects the thermal state according to the operation deviation. According to the invention, through multi-parameter fusion decision and dynamic power adjustment, collaborative management of heat dissipation and condensation prevention is realized, and the working reliability of the cleaning robot in a severe environment is improved.

The utility model discloses high-temperature and high-pressure torsion equipment which comprises a stamping mechanism, a pressurizing mechanism, a torsion mechanism, a heating mechanism, a cooling mechanism, a control mechanism, an auxiliary mechanism and a frame mechanism. The stamping mechanism comprises a first stamping assembly, a second stamping assembly and a demolding assembly. The pressure applying end of the first stamping assembly and the pressure applying end of the second stamping assembly are suitable for being inserted into the two ends of the demolding assembly correspondingly and matched with an inner cavity of the demolding assembly so as to form a cavity used for containing a workpiece. The pressurizing mechanism is suitable for driving the first stamping assembly to pressurize the workpiece; the twisting mechanism is suitable for driving the second stamping assembly to twist the workpiece; the heating mechanism is suitable for heating the workpiece; the cooling mechanism is suitable for cooling the pressurizing mechanism and the torsion mechanism. The cooling mechanism is arranged, so that the equipment still runs reliably at high temperature, and the service life of the equipment is prolonged; when the workpiece is adhered to the interior of the cavity, the auxiliary mechanism is arranged to assist in splitting part of the structure of the stamping mechanism.

The present application discloses a quenching production line for quenching cam plates, which includes a quenching device movably arranged above a processing turntable. The quenching device includes a quencher and a cooler. The quencher is adapted to move to a processing station and heat the cam plate at the processing station, and the cooler is adapted to move to the processing station and cool the cam plate at the processing station. Among them, both the quencher and the cooler are annular structures, the quencher and the cooler are coaxially joined, the quencher is located above the cooler, and the quencher and the cooler are adapted to sequentially pass around the circumference of the cam plate at the processing station. A plurality of water outlet holes are formed in the inner circumferential side of the cooler along the axial direction and the circumferential direction of the cooler, and the water outlet holes are adapted to discharge water towards the axis direction of the cooler. The upper part of the inner circumferential side of the cooler is bent towards the axis direction of the cooler, so that the water outlet holes in the upper part of the inner circumferential side of the cooler discharge water towards the direction close to the center of the cooler. The present application has the characteristics of high processing efficiency.

The utility model discloses eye shadow gel silky powder processing equipment, which relates to the technical field of eye shadow processing and comprises a working table, a mixing tank for bearing raw materials is fixedly arranged at the front part of the upper end of the working table, an end cover capable of vertically moving is arranged at the upper end of the mixing tank, a first motor is mounted at the upper end of the end cover, and a second motor is mounted at the lower end of the end cover. The output end of the first motor is fixedly connected with a driving gear, the periphery of the driving gear is meshed with four driven gears arranged at equal intervals, the lower ends of the driven gears are fixedly connected with a rotating shaft penetrating through the lower end of the end cover, and the outer surface of the rotating shaft is fixedly connected with a plurality of stirring blades; a heating pipe is fixedly connected to the middle of the lower end of the end cover, a shell is fixedly connected to the outer surface of the mixing tank, a cooling cavity is formed between the mixing tank and the shell, the device can achieve multiple processing flows of mixing, heating and cooling by arranging the stirring blades, the heating pipe and the cooling cavity, and the occupied space of the device is reduced.

A suspended ceiling system in one embodiment includes a grid support member and a ceiling panel supported on the member. A resiliently compressible gasket is disposed at the interface between the grid support member and peripheral edge of the panel. The gasket may be fixedly attached to the panel peripheral edge in the factory under controlled conditions before shipment to the ceiling installation site. In one embodiment, the gasket may be adhesively attached to the panel. Mounting the ceiling panel on the grid support member compresses the gasket to preferably form a minimally visible air leakage resistant seal between the air plenum space above the ceiling panels and the occupied space below. This retards air exchange between the spaces which enhances heating / cooling efficiency, noise reduction and allows formation of pressurized clean rooms.

The invention provides an injection mold temperature field regulation and control method and device based on multi-sensor fusion, and the method comprises the steps: recognizing a non-uniform region based on a surface radiation temperature distribution image, discrete point temperature data, an instantaneous heat flow direction and heat flow intensity information; based on each non-uniformity area and the heating and cooling unit adjacent to the non-uniformity area, constructing a space mapping relation, and based on the space mapping relation, the instantaneous heat flow direction and the heat flow intensity information, generating a heat flow path guide instruction; triggering a corresponding heating and cooling unit to execute alternate heating and cooling operation according to a preset phase difference based on the heat flow path guide instruction, so that the heat flow directionally migrates in the non-uniform region along a specified path; and monitoring that the temperature gradient change trend of each non-uniform area tends to be uniform based on a dynamic heat balance state formed by the heat flow after directional migration in the mold, and entering a steady-state maintenance mode. According to the invention, high-precision sensing and dynamic cooperative regulation and control of the global temperature field of the injection mold are realized.

A thermal management system is provided for an electric vehicle. The thermal management system includes a refrigerant system, a coolant system, a plurality of thermal loads, and a coolant-refrigerant heat exchanger, that includes a secondary heater positioned to heat both the refrigerant and the coolant in the coolant-refrigerant heat exchanger. The secondary heater is sized to evaporate all of the refrigerant passing through the refrigerant flow path. A control system is operatively connected to the coolant-refrigerant heat exchanger, and is programmed to: operate the coolant-refrigerant heat exchanger in a secondary-heat-only mode in which the secondary heater evaporates the refrigerant in the refrigerant flow path without any heat input from the coolant in the coolant flow path, and to operate the coolant-refrigerant heat exchanger in a heat-scavenging mode in which at least some heat from the coolant in the coolant flow path evaporates the refrigerant in the refrigerant flow path.

Provided are a device for manufacturing a metal strip, a method for manufacturing the metal strip, and a method for determining whether or not the metal strip is qualified, with which it is possible to reliably ensure the quality of the warped shape of the metal strip. A device for manufacturing a metal strip is provided with: a heating unit (6) that continuously heats a conveyed metal strip; a cooling unit (8) that cools the metal strip heated by the heating unit; a shape correction unit (13) that corrects the shape of the metal strip cooled by the cooling unit; a first warpage shape measurement unit (14) that is disposed on the downstream side of the shape correction unit and that measures the warpage shape of the metal strip; and a warpage shape specifying unit (41) that specifies position information from the tip of the metal strip, and specifies the correspondence between the warpage shape of the metal strip measured by the first warpage shape measuring unit and the position information from the tip of the metal strip.

In some implementations, a thermal management system includes a heat source and a heat pipe connected to the heat source and configured to transfer thermal energy from the heat source to a plurality of condensers, each of the plurality of condensers branching off from a main pipe of the heat pipe. The heat pipe can be a variable conductance heat pipe containing a working fluid vapor. Each condenser contains a reservoir of non-condensable gas (NCG). At least one of the condensers can be controlled by heating / cooling the respective reservoir of NCG, by reservoir volume changing via bellows, and / or by NCG amount changing via NCG insertion / extraction.

The invention discloses a turbine outer ring connecting structure and a thermal matching test device and method thereof, and belongs to the technical field of aero-engine tests.The turbine outer ring connecting structure comprises a turbine outer ring assembly, and the turbine outer ring assembly comprises a turbine outer ring and a metal casing connecting assembly; the metal casing connecting assembly comprises a metal casing and a connecting piece, a first connecting hole is formed in the outer wall of the metal casing, and the connecting piece is used for connecting and fastening the turbine outer ring and the metal casing; a plurality of displacement measuring holes are formed in the outer wall of the metal casing at intervals, and the displacement measuring holes are used for being matched with preset marks on the turbine outer ring so as to observe and measure the displacement deformation quantity of the turbine outer ring relative to the metal casing. The turbine outer ring is an integral CMC turbine outer ring, the turbine outer ring connecting structure is an integral ring type assembly structure, modular installation can be achieved, and the thermal matching test device can achieve a thermal fatigue test of heating-cooling load circulation alternation of the CMC outer ring.

The invention provides a new energy automobile heat pump system which comprises a master controller, a refrigerant loop and a cooling liquid loop, an air side condenser is omitted, and a passenger compartment built-in condenser and a water cooling condenser are connected in series to release heat. A hot gas bypass branch controlled by a first electronic expansion valve is additionally arranged between a compressor and a built-in condenser, and a first water pump and a second water pump are matched with two five-way valves to independently switch a main cycle, a battery branch and an electric drive branch, so that three branches are formed on the refrigerant side, and three closed loops are formed on the cooling liquid side; the combination can rapidly derive not less than ten operation modes, covers the whole-year working conditions such as refrigerating and heating, dehumidifying and deicing, waste heat recovery, independent heating / cooling of a battery and electrically-driven heat dissipation of a passenger compartment, meanwhile, the number of valve pumps and connectors is reduced, pipelines are shortened, the modularization degree is high, the low-temperature energy efficiency and the whole vehicle integration are remarkably improved, and the cost and the leakage risk are reduced.

Aircraft comprises a heater system, a conduit system thermally connected to fuel cell stacks, a pump system, and a controller. The heater system is configured to heat a coolant. The coolant flows through the conduit system. The pump system is configured to circulate the coolant through the conduit system to the fuel cell stacks. The controller is configured to control the heater system to heat the coolant to form a heated coolant. The controller is configured to control the pump system to circulate the heated coolant through the conduit system. The controller is configured to control the conduit system to circulate the heated coolant to a subset of the fuel cell stacks, wherein the heated coolant causes the subset of the fuel cell stacks to reach an operating temperature.

A battery heating and cooling system may be used to provide ancillary heating and cooling to an occupant zone of a vehicle. The battery heating and cooling system may include a battery heating / cooling loop and a hydronic system heating / cooling loop. Upon receiving an indication to heat / cool the occupant zone, a battery management system may cause the battery heating and cooling system to direct coolant to the hydronic system heating / cooling loop to heat / cool the occupant zone toward a target occupant zone temperature. In some examples, the battery heating and cooling system directs coolant to the hydronic system heating / cooling loop during battery preconditioning or while heating / cooling the battery during operation of the vehicle. The target occupant zone temperature may correspond to a target battery temperature.

The utility model discloses an aluminum alloy heat treatment device which comprises a heat treatment box, a partition rotating mechanism is arranged in the heat treatment box, and the partition rotating mechanism comprises a rotating disc, a rotating shaft and a rotating shaft, the motor is fixedly connected to the top end of the heat treatment box; the heat insulation assembly is arranged at the top end of the rotating disc; the clamping rotating assemblies are arranged between the two adjacent heat insulation plates; and a plurality of grooves are formed in the inner wall of the heat treatment box at equal intervals, and the heating and cooling assemblies are arranged in the grooves. According to the heat treatment box, the whole heat treatment box can be divided into a heating area, a cooling area and a loading and unloading area through a plurality of first heat insulation plates and second heat insulation plates in a plurality of heat insulation assemblies in a manner that the rotating disc, the motor, the heat insulation assemblies, the clamping and rotating assemblies and the heating and cooling assemblies are matched; and the processing efficiency of the heat treatment device for the aluminum alloy profile is improved, and corresponding energy is saved.

This present invention relates to a single body air treatment system for recreational vehicles and is a combination of components working in a scheme so to provide heating, cooling, dehumidification, ventilation, air-purification, heavy-duty drying, into a single body. The system comprising of a cooling air plant having a refrigerating cycle (105,107,108,109) and air heat exchangers acting with electricity and a heating plant having an incorporated fuel / Natural-Gas burner (118,119) acting as air furnace. The system operates heating and cooling simultaneously with in the same air-flow and provides air purification through an antibacterial electrical device. The system also integrates extra pipes to produce extra hot-water in winter while the system operates in heating. The system is integrated with a dedicated resonator chamber to minimize the external noise produce by extraction blowers.

The invention relates to a method for determining a simulated current mass flow (m_IV), in particular as a substitute for a current mass flow (m_IM) that cannot be measured in a field / production vehicle, in a coolant circuit (10) for heating / cooling a component (20) to be heated / cooled, the method comprising the steps of: receiving pressure data (D_P), wherein the pressure data (D_P) comprise a first pressure (p1) in the coolant circuit (10) and a second pressure (p2) in the coolant circuit (10), wherein the first pressure (p1) is provided from a first pressure-measuring point and the second pressure (p2) is provided from a second pressure-measuring point, or the pressure data (D_P) comprise a pressure differential (Δp) in the coolant circuit (10), wherein the pressure differential (Δp) between the first pressure-measuring point and the second pressure-measuring point is provided; wherein the first pressure-measuring point is upstream of the second pressure-measuring point and wherein the first pressure-measuring point and the second pressure-measuring point are in the same coolant path of the coolant circuit (10); determining the simulated current mass flow (m_IV) of the coolant with the aid of a mathematical model (M) which is suitable for determining the current mass flow based on the pressure data (D_P).

The utility model relates to the technical field of wrinkle removal in artificial leather production, in particular to a wrinkle removal device for artificial leather production, which is provided with a steam injection mechanism and an extension mechanism, so that in the wrinkle removal process of artificial leather production, the wrinkle removal and compression of materials are more uniform, and the processing quality is improved. Comprising an extension mechanism; the device further comprises a conveying mechanism, a steam injection mechanism, a heating mechanism, a cooling mechanism and an air drying mechanism, the steam injection mechanism is installed on the conveying mechanism, the extension mechanism is installed on the conveying mechanism, the heating mechanism is installed at the lower end of the steam injection mechanism, the cooling mechanism is installed on the conveying mechanism, and the air drying mechanism is installed at the upper end of the conveying mechanism. The conveying mechanism is used for conveying, the steam injection mechanism is used for steam injection and softening, the extension mechanism is used for extension and flattening, the heating mechanism is used for heating, the cooling mechanism is used for cooling, and the air drying mechanism is used for air drying.