2777 results about "Cooling medium" patented technology

The invention relates to an ice crystal evaporator and an ice crystal water cooling device producing from the same, belonging to the technical field of refrigeration. The ice crystal evaporator is characterized in that a liquid inlet channel is formed by an evaporator tube, a liquid inlet and a liquid outlet in a tubular casing; and the outer channel of the evaporator tube of the tubular casing is divided into more than one S-shaped channel forming a water return channel through a water inlet of a water divider and a water outlet of a water collector. The ice crystal water cooling device is characterized in that the return air inlet of the ice crystal evaporator is communicated with a compressor, a condenser, a liquid feeding valve, a dry filter, a liquid feeding electromagnetic valve anda thermostatic expansion valve in sequence, and then is communicated with the liquid inlet of the ice crystal evaporator; a cooling water inlet / outlet of the condenser is connected with a cooling tower in series; and a water inlet / outlet of the ice crystal evaporator is communicated with a water circulating pump and an ice crystal energy storage tank in series. The invention has the advantages ofhigh cooling efficiency, no icing and low cooling temperature and is suitable for production of energy storage central air-conditioning, marine fishing, seafood processing, fruit, vegetable or meat processing, and the like; the cooled medium is municipal water.

The invention belongs to an AI-based charging process dynamic temperature control method and system, and the method comprises the steps: collecting various data, and obtaining the heat dissipation difference data of a battery according to the arrangement channel difference data and the aging state of a battery pack structure. And the attenuation influence degree of the cooling medium on the battery performance is analyzed, the charging related data is analyzed to obtain transient electromagnetic interference, and transient heat dissipation influence factors are obtained in combination with the heat dissipation difference data of the battery. And analyzing the interaction between the battery heat dissipation difference data and the battery performance data, constructing an AI temperature prediction model in combination with the attenuation influence degree, inputting real-time battery data, and outputting a predicted temperature. Adjusting the temperature regulation and control strategy according to the transient heat dissipation influence factors to obtain a dynamic temperature adjustment strategy; according to the invention, the safety and service life of the battery can be improved, the charging efficiency and physical examination are optimized, and intelligent and adaptive management is realized.

A flow direction control device of heating stream and cooling stream is prepared as connecting said device separately to the first heat exchange unit, the second heat exchange unit, air conditioner and compressor for controlling heated working fluid from the first heat exchange unit to be sent to air conditioner for being used as the first heat media or to be sent to the second heat exchanger for being condensed there then to send it to air conditioner for being used as the second cooling media in order to make air conditioner output hot and cold alternatively, enabling to set heating course on the first heat exchange unit for providing the third heat media out.

The invention relates to a copper cable insulation layer extrusion molding method and system based on dynamic temperature control, and belongs to the technical field of copper cable production. The method comprises the steps that the surface temperature of a copper core before the copper core enters an extrusion die head and the melt temperature of a plurality of independent temperature control sections divided by the extrusion die head in the material advancing direction are obtained in real time; meanwhile, feedback adjusting quantity is calculated based on the temperature difference between the melt temperature and the preset target melt temperature, the feed-forward compensation quantity and the feedback adjusting quantity are superposed to obtain comprehensive adjusting quantity of the heating power of each section, and real-time closed-loop adjustment is conducted on the heating power of each section of the extrusion die head according to the comprehensive adjusting quantity; and the flow and the temperature of the cooling medium are adaptively adjusted according to the temperature gradient of the surface temperature along the axial direction, and non-uniform gradient cooling is carried out on the insulating layer. The copper cable insulation layer extrusion molding method and system based on dynamic temperature control at least solve the problems of poor thickness uniformity of an insulation layer, large internal residual stress and unstable adhesive force with a copper core in the prior art.

The invention discloses a conformal cooling device for die-casting die temperature intelligent control and a regulation and control method. The conformal cooling device comprises a die body, an embedded conformal cooling runner network, a multi-mode temperature sensing array, a partition flow regulation and control valve group, a central cooperative controller and a cooling medium circulation supply unit. Through the combination of shape follow-up runner design and partition dynamic regulation and control, a cooling blind area is effectively eliminated, the surface temperature uniformity of a cavity is remarkably improved, and the cooling time of a hot spot area is shortened, so that the defects of shrinkage cavities, hot cracks and the like are inhibited, and the defect rate of castings is reduced. And under the cooperation of multi-mode sensing and intelligent control, the system response is accelerated, the energy consumption is reduced, the die-casting rhythm is shortened, and the synchronous optimization of the production efficiency and the energy utilization efficiency is realized.

The invention relates to the technical field of nuclear reactor safety, and particularly discloses a reactor waste heat export, recovery and comprehensive utilization system and method based on a heat pipe, and the system comprises a nuclear energy generation system, a secondary loop energy conversion system, a primary loop waste heat discharge system, a secondary loop waste heat discharge system, and a waste heat recovery and comprehensive utilization system. According to the waste heat recycling system, the heat pipe can be used for heat transfer and storage under the peak regulation operation condition, the nuclear heat use efficiency is remarkably improved, the requirements of various types of energy sources such as electricity and heat are met, and passive export of reactor core waste heat can be achieved through multi-natural-circulation coupling cooperative operation under the condition of a whole-field outage accident. By means of the efficient heat transfer characteristic and the modularization characteristic of the heat pipes, independent operation of the heat pipes can be achieved, the problem of single-point failure of the system can be avoided, meanwhile, separation of a reactor coolant and a cooling medium of a waste heat removal system can be achieved, the inherent safety of a nuclear reactor is remarkably improved, and the requirements of multi-purpose scenes are met; and the purpose of fully utilizing resources is achieved.

The invention relates to a power battery safety protection device of an electric trackless rubber-tyred vehicle, and relates to the technical field of battery safety, the power battery safety protection device is installed on a vehicle body where a power battery is located and comprises a battery rack and a cooling assembly, the battery rack comprises a supporting rack and a sliding rack, the supporting rack is connected to the vehicle body, and the side edge of the supporting rack is warped; the sliding rack is arranged on the supporting rack in a sliding mode, the power battery is installed on the sliding rack, the cooling assembly comprises at least two first spray heads and at least two second spray heads, the first spray heads are located on the two sides of the power battery respectively, and the second spray heads are located at the two ends of the power battery respectively. The first spray head can horizontally swing and vertically swing, the first spray head has two spraying modes of cylindrical spraying and fan-shaped spraying, the spraying range of the first spray head covers the two sides, close to the first spray head, of the power battery, and the spraying range of the second spray head covers the end face of the power battery. The spraying effect of the cooling medium on the power battery is improved.

The application provides a new energy heavy truck battery pack, a thermal management unit and a method, belongs to the technical field of new energy batteries, and is used for solving the technical problem that the existing thermal management system can only perform thermal management on the whole battery and cannot perform balanced thermal management according to temperature differences of each module. Cooling outlet pipes of the module heat exchange plates are connected with battery cooling medium outlet pipes through active cooling medium distributors, the active cooling medium distributor comprises a shell, a communication mechanism and an active adjusting mechanism, each communication mechanism is arranged in parallel in the shell and communicates the battery cooling medium outlet pipe and the module cooling medium outlet pipes of each heat exchange plate; the active adjusting mechanism is movably arranged in the shell, the moving direction is consistent with the distribution direction of the communication mechanism, the active adjusting mechanism can be moved to the position of each communication mechanism and adjust the effective flow cross section of the corresponding communication mechanism. The technical effect of realizing temperature balanced regulation and control among modules, improving the charging and discharging performance of the battery pack and prolonging the overall service life is achieved.

The invention provides rolling equipment, a current collector, a preparation method of the current collector, a pole piece, a battery and a device. A rolling device comprises a roller mechanism, a flow control mechanism and a power mechanism. The roller mechanism comprises at least two opposite rollers arranged at intervals and a flow control mechanism. The flow control mechanism is used for independently controlling the flow of the cooling medium in each cooling channel; the power mechanism is used for driving at least one roller to rotate. According to the rolling equipment, the roller diameter of the roller can be simply, effectively and flexibly adjusted by controlling the flow, so that the thickness of a rolled membrane material is adjusted, for example, a current collector with a large thickness in a tab area is prepared, the current collector is used for preparing an electrode pole piece, the problem of belt breakage in mass production of the electrode pole piece can be solved, and the production efficiency of the electrode pole piece is improved. And the yield of electrode plate production is improved.

The invention discloses a gas target device for isotope production, and the gas target device comprises a seat body which is provided with a channel; the water-cooled jacket body is mounted on the seat body, and the water-cooled jacket body is provided with a water-cooled cavity for circulating a water-cooled medium; the target body is installed on the base body and comprises a target body, the target body is located in the water cooling cavity and is provided with a target cavity, and the target cavity, the channel and the accelerator beam leading-out port are sequentially arranged in the set direction. According to the gas target device for isotope production disclosed by the embodiment of the invention, the water-cooled jacket body is arranged for cooling the target body, so that the target body is prevented from being damaged due to overhigh temperature of the target gas, the target gas can receive beam irradiation with higher flow intensity, and the isotope yield is improved.

The invention discloses a board card level thermoelectric collaborative management and control system, and relates to the technical field of board card level thermoelectric management and control, and the system comprises a heat flow dynamic mapping model construction module, a self-adaptive fluid disturbance injection module, a phase conjugate flow velocity compensation control module, a Hamiltonian variation heat diffusion regulation and control module, and a multi-layer coupling cooling path reconstruction module. And the heat flow dynamic mapping model construction module is used for constructing a heat flow density dynamic mapping model based on space-time multi-field coupling, and carrying out multi-physical field joint solution by taking the temperature gradient, the power distribution and the flow velocity vector of the cooling medium collected in real time in the board card as input parameters. Through multi-field coupling heat flow dynamic mapping and self-adaptive fluid regulation and control, cooling flow and the heat conduction direction are synchronized, local heat resistance is reduced, and heat stability is improved; through Hamiltonian variation control and multi-layer cooling path reconstruction, heat flux unidirectional diffusion and energy self-balance are realized, and the heat dissipation efficiency and operation reliability of the board card are significantly improved.

Systems, assemblies, and methods to enhance extraction of pyrophoric materials from a refinery apparatus may include supplying a pressurized fluid to a plurality of vacuum generators, and generating, via the plurality of vacuum generators using the pressurized fluid, a vacuum flow. A manifold may provide a flow path for the vacuum flow, and pyrophoric material may be extracted from the refinery apparatus via the vacuum flow to a material collector through which the vacuum flow passes, depositing at least a portion of the extracted pyrophoric material in the material collector. One or more of inert gas or a cooling medium may be supplied to the material collector.

The embodiment of the invention provides a liquid cooling heat dissipation device and electronic equipment, and relates to the technical field of liquid cooling heat dissipation. The liquid cooling heat dissipation device comprises a cold plate, at least two heat conduction pieces and at least two elastic assemblies. The cold plate is provided with at least two sliding grooves. The heat conduction pieces are inserted into the sliding grooves in a one-to-one correspondence mode, can slide in the sliding grooves in the vertical direction and are used for being in contact with the surface of an optical module of at least one electronic device for heat transfer. The elastic assemblies are fixedly connected with the heat conduction pieces in a one-to-one correspondence mode, the elastic assemblies are fixedly connected with the cold plate, and the elastic assemblies are configured to apply elastic force and act on the heat conduction pieces when the optical modules are installed so that the heat conduction pieces can be tightly pressed on the surfaces of the corresponding optical modules. According to the liquid cooling heat dissipation device provided by the embodiment of the invention, the number of the cold plates can be reduced, so that the number of connection points between the cold plates and the liquid separator can be reduced, the number of positions where leakage possibly occurs on the electronic equipment can be reduced, and the probability of cooling medium leakage can be reduced.

The embodiment of the invention provides a thermotechnical test cooling device for a heat pipe, and relates to the technical field of thermotechnical tests.The thermotechnical test cooling device comprises a heat collecting pipe, a heat exchange air gap and a cooling pipe, the heat collecting pipe is provided with an assembly cavity, the assembly cavity is used for installing a to-be-tested heat pipe, and the heat exchange air gap is formed in the heat collecting pipe; the heat exchange air gap surrounds at least part of the assembly cavity, an air gap opening of the heat exchange air gap is used for changing heat exchange air in the heat exchange air gap and the pressure intensity of the heat exchange air gap, the heat collection pipe is sleeved with the cooling pipe, a double-layer cooling channel with the bottom communicated is arranged between the cooling pipe and the heat collection pipe, and cooling media in the cooling channel are arranged from top to bottom. And the heat flows from bottom to top through the bottom communicating space and takes away the heat at the heat collecting pipe.

The invention provides a water-air composite cooling device and a cooling method for a lithium battery pack, relates to the technical field of lithium battery thermal management, and solves the technical problems of low air cooling thermal conductivity, insufficient cooling capacity, high water cooling cost, complex structure and difficulty in adapting to different working conditions caused by limitation of a single cooling mode of an existing lithium battery. According to the technical scheme, an air cooling unit achieves basic heat dissipation through an air duct and a draught fan; the water cooling unit achieves efficient heat dissipation through a water channel, a water pump and a temperature control assembly, and the temperature of cooling liquid can be adjusted. The temperature monitoring control unit adopts a PT100 thermal resistor to collect temperature signals, and regulates and controls operation parameters of the air cooling unit and the water cooling unit through an intelligent switch; the intelligent optimization unit constructs a flow field and temperature field model based on computational fluid mechanics, optimizes structural parameters and the flow velocity of a cooling medium in combination with a neural network algorithm, and realizes self-adaptive adjustment of a cooling strategy; the heat dissipation efficiency and stability are improved, and the service life of the battery is prolonged.

The stator support comprises a supporting body and an end plate, the supporting body is used for supporting a stator, the supporting body is provided with a first cooling flow channel, the end plate is connected to one end of the supporting body, a certain included angle is formed between the end plate and the supporting body, and the end plate is provided with a second cooling flow channel; the first cooling flow channel and the second cooling flow channel are suitable for circulating a cooling medium so as to exchange heat with the stator. According to the stator support, the cooling efficiency of the motor is improved, and the cooling effect is improved.

The invention provides an electronic device, a ceramic substrate and a preparation method thereof, and relates to the technical field of semiconductors. The ceramic substrate comprises a ceramic base body and a liquid channel layer, the liquid channel layer is arranged in the ceramic base body, the liquid channel layer and the ceramic base body are integrally sintered and formed, the liquid channel layer comprises a liquid channel, the liquid channel is used for containing a cooling medium, and the liquid channel extends in the ceramic base body along a three-dimensional space path. The preparation method of the ceramic substrate comprises the following steps: preparing slurry containing ceramic powder, preparing a sacrificial template matched with a target liquid channel in shape, pouring the slurry to coat the sacrificial template, filling a mold with the slurry to obtain a ceramic blank, removing the sacrificial template to form a hollow channel in the ceramic blank, and sintering to form the ceramic substrate with the liquid channel. The electronic device comprises the ceramic substrate, a component and a liquid cooling circulation system.

The invention discloses a low-pressure casting mold for a high-toughness light-weight water meter shell, relates to the technical field of low-pressure casting, and aims to solve the technical problem that the quality of a casting is affected by pressure maintaining failure caused by precoagulation at a pouring gate. The low-pressure casting mold comprises a first cooling runner formed in a first mold core, and a second cooling runner formed in a second mold core; a first sealing plate used for sealing is arranged in the first water through hole, a second sealing plate used for sealing is arranged in the second water through hole, the first water through hole and the second water through hole are communicated with the first cooling flow channel and the second cooling flow channel in a matched mode, and an auxiliary cooling assembly is arranged in the first mold core. The auxiliary cooling assembly comprises a water passing pipe communicating with the first cooling flow channel and heat conduction rods arranged on the outer walls of the two sides of the water passing pipe. The device has the advantages that the cooling medium is recycled, the pouring gate early solidification is delayed, the pressure maintaining effect is guaranteed, the auxiliary cooling assembly strengthens local cooling, the cooling efficiency and the cooling uniformity are improved, and the casting shrinkage porosity defect is reduced.

The invention discloses efficient cooling laser cutting equipment for water cooling plate machining, and relates to the technical field of metal cutting equipment. The main cooling module comprises a connecting ring and a first cooling pipe body part, and a first inserting gap formed by winding a first cooling pipe in an S shape is formed in the first cooling pipe body part; the auxiliary cooling module comprises a second cooling pipe body part, a connector and a driving motor, the end part of the second cooling pipe body part penetrates through an arc-shaped guide hole in the connecting ring and then is fixedly mounted on the connector, and a second inserting gap used for being spliced with the first cooling pipe body part is formed in the second cooling pipe body part; the standby cooling module comprises a cooling plate and a connector base, a cooling medium flow channel is arranged in the cooling plate, and an elastic element is arranged on the back face of the connector base. Compared with the prior art, the problem that the cooling capacity of an existing laser cutting machine cooling system cannot be rapidly adjusted when a laser cutting head is cooled is solved.

The invention relates to the technical field of battery packs, and discloses a battery pack and a power utilization device, and the battery pack comprises a box body, a plurality of battery monomers and a supporting piece; the box body comprises a bottom plate, a frame and a cover plate which are fixedly connected, and the box body is provided with an accommodating cavity; the bottom plate is provided with a first flow channel extending in the first direction, and the cover plate is provided with a second flow channel. The plurality of single batteries are arranged in the accommodating cavity, and gaps are formed between the adjacent single batteries in the first direction; a plurality of first holes are formed in the bottom plate; in the first direction, the opening areas of the first holes are gradually increased and / or the opening number is gradually increased; the supporting piece is arranged in the gap, the orthographic projection of the supporting piece on the bottom plate in the third direction shields part of the gap, the supporting piece divides the gap into a third flow channel, and the third flow channel communicates with the first flow channel, the first hole and the second flow channel. Through the gradual change design of the opening area and / or the opening number of the first holes, the flow velocity of the cooling medium in different areas of the accommodating cavity is more uniform, and the liquid cooling flow uniformity and the overall heat dissipation effect are ensured.

The invention relates to the technical field of magnesium-aluminum alloy casting, and discloses a magnesium-aluminum alloy high-pressure casting rapid cooling and defect inhibition process which comprises the following steps: S1, mold preheating; s2, nitrogen replacement is conducted; S3, a release agent is sprayed to the interior of the cavity under the inert atmosphere; s4, magnesium-aluminum alloy molten metal with the temperature ranging from 650 DEG C to 700 DEG C is pressed into the cavity at the injection specific pressure ranging from 80 MPa to 120 MPa and the mold filling speed ranging from 5 m / s to 8 m / s; s5, a subarea cooling structure is designed based on the wall thickness difference of different areas of the casting, gradient cooling is conducted on the casting, in the cooling process, the hot train risk is judged by calculating a thermal stress value, and cooling medium parameters are regulated and controlled by calculating a cooling rate value; and S6, the casting is taken out. Traditional cooling is changed into a partition gradient type, defects are controlled according to a formula and AI, double-pipeline nitrogen is used for preventing oxidation, cost is reduced, and technical practicability and innovation are improved.

This invention discloses a self-cooling mechanical seal device for high-temperature pumps, comprising a pump shaft, with an impeller, a rotating ring assembly, a stationary ring assembly, a heat dissipation module, and a cooling fan arranged coaxially along the pump shaft axis. The rotating ring assembly rotates synchronously with the pump shaft, and the rotating ring assembly and stationary ring assembly cooperate to form a sealing end face. The stationary ring assembly is fixedly installed, and the side of the stationary ring assembly facing away from the sealing end face is tightly connected to the heat dissipation module. A high thermal conductivity filler layer is provided between the stationary ring assembly and the heat dissipation module. Radially extending heat dissipation fins are integrally formed on the radially outer surface of the heat dissipation module. A heat insulation sleeve is provided between the heat dissipation module and the pump shaft. The cooling fan is fixedly installed on the pump shaft and located axially outside the heat dissipation module. This invention achieves integration without external cooling medium and power, enabling efficient active self-cooling and significantly improving the reliability and lifespan of the mechanical seal under high-temperature conditions.

The utility model belongs to the technical field of machining tools, particularly relates to an inner chip removal deep hole drill for machining a multi-hole workpiece, and aims to solve the problems that cuttings are extremely easy to accumulate in holes due to large cuttings generated in the machining process of the conventional device, and the problem of unsmooth chip removal is more prominent especially when holes with larger depths are machined. In order to solve the problems that in the prior art, abrasion of a drill bit is aggravated, meanwhile, the drill bit is heated, and machining quality is affected, according to the scheme, the drill bit comprises a drill bit body, and a drill tip is fixed to one end of the drill bit body; the drill bit has the advantages that the chip dividing grooves, the chip guiding grooves and the chip discharging grooves are continuously matched, chips are divided and are helped to flow into the chip discharging channels, the chips are effectively prevented from being accumulated in holes, machining continuity is guaranteed, cooling media reach a cutting area through multiple components, the drill bit is continuously cooled and prevented from being overheated and abraded, the chips can be efficiently scoured through impact force of the drill bit, and the service life of the drill bit is prolonged. And the chip removal efficiency is greatly improved, the risk that the hole wall is scratched by cuttings is reduced, and the machining precision and the surface quality are ensured.

The utility model provides a battery assembly and a vehicle, and relates to the technical field of batteries. The battery assembly comprises a shell, a battery cell assembly and a heat management module, the shell is provided with a containing cavity, and the battery cell assembly is arranged in the containing cavity; the heat management module comprises a cold plate, a protection plate support and a shunt, the cold plate is arranged on the bottom side of the shell, the cold plate is configured to cool the battery cell assembly, a connecting groove is formed in the edge of the bottom side of the shell, and the protection plate support is inserted into the connecting groove and protrudes out of the outer side of the shell; the diverter is connected with the guard plate bracket and is communicated with the cold plate; and the guard plate bracket is welded with the edge of the connecting groove, so that the sealing performance of the shell is ensured, the cooling medium inlet and outlet are externally arranged, and the assembly and the maintenance are convenient.

The invention discloses a cascade sheet of an annular pseudo three-dimensional topological optimization micro-channel, which relates to the technical field of fusion reactors and comprises a cover plate, a heat-resistant ring, a heat sink assembly and a water inlet and outlet assembly. When the cascade piece works, a high-density plasma beam passes through a plasma discharge channel in the middle of the heat-resistant ring, and the heat-resistant ring can restrain the plasma beam and maintain the stability of an electric arc; meanwhile, after entering the heat sink assembly through the water inlet pipe, a cooling medium is shunted to the manifold shunting ring through the water isolation ring, then enters the water inlet area and a water inlet channel in the water inlet area, then enters the topological optimization micro-channel through the micro-channel water inlet flow channel for enhanced heat exchange, then is converged into the water outlet channel through the micro-channel water outlet flow channel, and flows out of the water outlet pipe; a large amount of thermal load deposited on the inner wall of the plasma discharge channel is taken away. The heat dissipation effect of the cascading sheet is remarkably improved, and the rapid and efficient cooling requirement of the cascading sheet in a high heat load scene can be met.

This invention discloses an integrated integrated circuit chip structure and its fabrication method. The invention relates to the field of thermal design and thermal control technology for integrated circuit chips, addressing the problem of weak heat transfer capabilities at high heat flux density points in existing integrated circuit chips. An integrated integrated circuit chip with electrical and heat dissipation functions is fabricated on a semiconductor substrate wafer and then packaged. By combining integrated circuit fabrication technology and microfluidic fabrication technology, microfluidic channels are directly fabricated on the semiconductor substrate wafer during integrated circuit chip fabrication, rather than being fabricated separately after chip fabrication. This enables the fabrication of heat dissipation structures for multiple integrated circuit chips, reducing the cost of chip heat dissipation. A cover plate guides the cooling medium into the microfluidic channels, allowing heat from high heat flux density points on the chip to directly exchange with the cooling medium after conduction through the substrate, reducing thermal resistance during heat loss and improving heat dissipation capacity.

The invention discloses an ammonia spraying real-time feedback regulation method based on an SCR (Selective Catalytic Reduction) denitration system, which comprises the following steps: dividing a cross section partition on an outlet flue of the SCR denitration system, and synchronously collecting a flue gas sample on the cross section partition; dynamically adjusting the flow of a cooling medium of a gas cold air coil pipe through a self-adaptive fuzzy PID control algorithm, and cooling and dehumidifying each path of collected flue gas sample to obtain a dry flue gas sample; the concentration of each path of dry flue gas sample is analyzed in real time, and the optimal ammonia spraying valve opening strategy of each cross section partition is predicted by combining the ammonia spraying amount of each path, the flue gas flow of the SCR denitration system, the unit load and the ammonia escape concentration and adopting a multivariable model prediction control algorithm; and according to the predicted optimal ammonia injection valve opening strategy of each cross section partition, the ammonia injection valves of the corresponding cross section partitions are adjusted, and real-time feedback adjustment of ammonia injection is achieved.

The invention discloses a variable-pore phase-change sweating cooling bionic structure based on fractal characteristics. The variable-pore phase-change sweating cooling bionic structure comprises a variable-pore porous sweating layer and a regulation and control unit, wherein the variable-pore porous sweating layer is composed of fractal flow equalizing plates which are sequentially arranged in a stacked mode in the heat flow direction; the fractal flow equalizing plate is of an N-stage bifurcated tree-shaped structure and is used for equally dividing one path of cooling working medium into 2N paths of cooling working medium, and N is an integer ranging from 4 to 6; the variable-pore porous sweating layer is divided into an upper-layer high-heat-flow area and a lower-layer low-heat-flow area in the thickness direction, the upper-layer high-heat-flow area is used for promoting phase change and efficient heat exchange of a cooling working medium, and the lower-layer low-heat-flow area is used for promoting liquid-phase permeation of the cooling working medium; and the regulation and control unit predicts the phase change leading edge position S (t) in real time based on a neural network, and dynamically regulates the cooling working medium flow Q (t) input into the inlet of the fractal flow equalizing plate according to the S (t). The invention further discloses a design method of the structure. By introducing the bionic variable porosity characteristic, coupling of flowing heat exchange is achieved, the cooling efficiency of thermal protection is improved, and consumption of a heat exchange working medium is reduced.

Provided are an air separation device and an air separation method that have high argon yield without increasing the heat transfer area of a deoxidized argon condenser that generates reflux liquid in an argon tower generating deoxidized argon to be used as a raw material in a high-purity argon tower. Specifically provided is an air separation device comprising: an argon tower (700) that distills argon-containing oxygen drawn from a low-pressure tower (600) and generates deoxidized argon from which oxygen has been removed; a deoxidized argon condenser (400) that generates reflux liquid in the argon tower (700); a high-purity argon tower (800) that distills deoxidized argon and extracts pure argon from which nitrogen has been removed; a high-purity argon condenser (900) that generates reflux liquid for the top portion of the high-purity argon tower (800); a high-purity argon evaporator (910) that generates ascending gas for the bottom portion of the high-purity argon tower (800); a pipeline (622) that sends liquid nitrogen to the high-purity argon condenser (900) as a cooling medium; and a pipeline (42) that sends liquid derived from a high-pressure tower (500) to the high-purity argon evaporator (910) as a heating medium.

The invention discloses an energy storage system. The energy storage system comprises a shell; at least one battery module is arranged in the shell, a cooling medium is arranged in the battery module, and the cooling medium is in direct contact with a battery cell in the battery module; the control module is used for controlling the temperature of the battery module according to the heat management information, and the heat management information comprises at least one of temperature information and voltage information. Therefore, the control module is arranged to control the temperature of the battery module according to at least one of the temperature information and the voltage information, so that after thermal runaway of the battery module occurs, the energy storage system can trigger management and control from multiple dimensions, and then the temperature of the thermal runaway battery module can be rapidly controlled through multi-stage control of the energy storage system; therefore, heat diffusion of the thermal runaway battery module can be effectively controlled, and protection and temperature control of an energy storage system are facilitated.