3318 results about "Cooling pipe" patented technology

The present application belongs to the technical field of mass concrete construction, and aims to solve the problem of high thermal resistance and slow heat dissipation of traditional cooling pipe laminar bottom layer, and discloses a gravity dam construction cooling water pipe based on destruction of laminar bottom layer and a method thereof. The cooling water pipe comprises a plurality of series water pipe units, each water pipe unit comprises a steel pipe, a flexible spring hose is arranged in the steel pipe, and the spring hose forms a spiral protruding turbulence structure along the inner wall of the steel pipe; the hose is fixed by pointwise anchoring and outer wall surface bonding with glue, and a ring is arranged at both ends for limiting and assisting turbulence. The present application breaks through the thermal resistance of laminar bottom layer, greatly improves the hydration heat conduction efficiency, is convenient to construct and has durable structure, and is suitable for mass concrete temperature control requirements.

The invention discloses an automatic plastic pipeline winding machine, and relates to the field of plastic pipeline production, the automatic plastic pipeline winding machine comprises a mold driving mechanism, a winding mold pipe and a formed plastic pipe conveying mechanism, the mold driving mechanism comprises a base, a sliding bottom plate and roller carriers, the sliding bottom plate is slidably mounted on the base, and multiple groups of roller carriers are mounted on the sliding bottom plate at intervals; the winding mold pipe is arranged on the roller frame, a cooling pipe is fixedly installed in the winding mold pipe, a plurality of independent cooling cavities are formed between the inner wall and the outer wall of the winding mold pipe in the axial direction of the winding mold pipe, each cooling cavity is provided with an air inlet hose, and the two ends of each air inlet hose are connected with the corresponding cooling pipe and the inner wall of the winding mold pipe correspondingly; the heating mechanism comprises a flame gun installed towards the winding die pipe, the formed plastic pipe conveying mechanism is used for conveying a material belt to the winding die pipe and conveying a plastic pipe to the wound material belt, on one hand, the shrinkage pulling force generated by later cooling is reduced, and on the other hand, the winding coverage area of the front and rear material belts is reduced.

The invention relates to the technical field of die-casting dies, and discloses a partitioned differential temperature cooling die-casting die for a complex aluminum alloy shell, which comprises a die body, and a thick-wall region, a thick-wall transition region and a thin-wall region are arranged in the die body; the mold body is provided with independent cooling units corresponding to the thin-wall area, the thick-wall transition area and the thick-wall area respectively, and each cooling unit is communicated with a cooling liquid transmission pipe through a self-adaptive sealing anti-leakage structure; thin-wall area cooling pipes arranged in a Z shape are installed on the outer side of the thin-wall area in an attached mode, spiral thick-wall transition area cooling pipes are installed on the outer side of the thick-wall transition area in an attached mode, and thick-wall area cooling pipes with built-in spoilers are installed in the thick-wall area in an embedded mode. According to the partitioned differential temperature cooling die-casting die for the complex aluminum alloy shell, through the partitioned independent temperature control cooling unit, the self-adaptive sealing anti-leakage structure and surface strengthening treatment, accurate cooling of regions with different wall thicknesses is achieved, the product forming quality is improved, the die universality is enhanced, the service life of the die is prolonged, and the maintenance cost is reduced.

The utility model relates to the technical field of semiconductor tail gas treatment, in particular to a plasma tail gas treatment device which comprises a reaction assembly, a cooling pipe, a washing assembly, a water-gas separation assembly and a gas outlet pipe, the washing assembly comprises a water tank and a washing pipe, and the cooling pipe and the washing pipe are both fixedly installed above the water tank; the reaction assembly comprises a reaction cavity, an air inlet pipe and a plasma torch; an annular air plate for inputting combustion air is connected between the reaction cavity and the cooling pipe; spraying pipes for washing gas are arranged in the water tank and the washing pipe; the water-gas separation assembly comprises a water-gas separation pipe and a water-gas separation mechanism. According to the utility model, the plasma moment and the washing assembly are used for carrying out full treatment and spray hydrolysis on process gas, so that water-soluble substances are discharged as wastewater, and the treated gas reaching the standard is discharged to a common affair central system, so that full treatment of waste gas is completed; and the air supplementing mechanism is arranged for secondary air supplementing, and meanwhile, when the plasma moment loses efficacy, the air flow can be increased to dilute the waste gas.

The embodiment of the invention relates to the technical field of parts, parts or accessories of machine tools and discloses a cooling device applied to a machine tool and the machine tool, the cooling device comprises a lead screw cooling assembly, a sliding rail cooling assembly, a water cooling machine and a plurality of water diversion blocks, and the lead screw cooling assembly comprises a cooling sleeve. The cooling sleeve cools a lead screw nut on the lead screw assembly, reduces heat of the lead screw nut, and meanwhile reduces or prevents the heat energy of the lead screw nut from being transmitted to surrounding parts on a machine tool. For the sliding rail assembly, cooling liquid output by the water cooling machine can be supplied to the first cooling pipe of the sliding rail cooling assembly through the water distribution block, the base is cooled through the first cooling pipe, heat energy of the base is reduced, and meanwhile the heat energy of the base is reduced or prevented from being transmitted to surrounding parts on the machine tool. Motion deformation of the machine tool can be prevented, precision and stability of the machine tool can be guaranteed, and machining precision is improved.

The invention belongs to the technical field of gravity dam construction, and provides an assembled concrete cooling pipe structure and method for gravity dam construction. The cooling pipe is composed of a plurality of pipe body units connected in series, and lining pieces are arranged in metal pipes of the pipe body units. The lining piece and the elastic steel sheets form a criss-cross cage type structure through the strip-shaped plates, the strip-shaped plates are provided with pitted surfaces and notches, the steel sheets can stretch out and draw back to achieve variable-diameter adjustment, and water flow can be forced to generate turbulent flow to damage the laminar flow bottom layer. The method comprises the steps of raw material pretreatment, notch and pitted surface machining, lining piece assembling, metal pipe assembling and fixing and pipe body unit series connection. The structure is stable, manufacturing is convenient, boundary layer thermal resistance can be reduced, heat transfer efficiency is improved, concrete temperature cracks are reduced, and the gravity dam construction requirement is met.

The invention, which relates to the technical field of power transmission, discloses a high-power intelligent temperature control cable comprising a conductor, a first insulating layer, a temperature control system, an early warning system and a protective sleeve. The conductor is made of a high-conductivity material, and the conductor is coated with a first insulating layer; the temperature control system comprises a liquid cooling pipe and a plurality of temperature sensors, and cooling liquid is suitable for flowing in the liquid cooling pipe; the early warning system comprises a temperature sensing optical fiber which is distributed along the axial direction of the conductor, and the temperature sensing optical fiber is connected with a fault early warning module; the protection sleeve wraps the conductor, the temperature control system and the temperature sensing optical fiber and comprises an electromagnetic shielding layer, a mechanical protection layer and a safety protection layer. The temperature sensor and the fault early warning module are used for connecting the control unit. The operating temperature of the cable is adjusted in real time through the temperature control system, and thermal fatigue of the conductor is effectively inhibited; high-strength electromagnetic shielding, mechanical tensile strength and bending resistance are provided through the protective sleeve; and the temperature and strain states of the cable are monitored in real time through the early warning system, so that the operation safety is improved.

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 relates to the technical field of gear boxes, and discloses an efficient heat dissipation gear box with a built-in magnetic fluid cooling channel, which comprises a reduction gear box, an input shaft, an output shaft, a transmission gear and a planet carrier, the magnetofluid cooling assembly comprises an annular cooling pipe filled with magnetofluid, a radiator and two sets of connecting frames, the cooling pipe is partially arranged in the reduction gear box, and the other part of the cooling pipe penetrates through the reduction gear box and extends to the outside. The radiator is fixedly arranged on the outer side of the reduction gear box to radiate the other part of the cooling pipe, the connecting frame is in transmission connection with the input shaft or the output shaft, and a permanent magnet is fixedly arranged at the outer end of the connecting frame. By means of the built-in magnetofluid cooling assembly, the permanent magnet is driven to rotate by means of the input shaft or the output shaft, magnetofluid is driven to circularly absorb heat and radiate heat through the radiator, extra power is not needed, heat transfer is fast, and no cooling dead angle exists.

The invention discloses an efficient cooling driving motor for an electric industrial vehicle, which comprises a motor main body, the motor main body comprises a stator and a rotor, and the end part of a non-bearing end of a rotor rotating shaft is of a hollow structure; and the water cooling assembly comprises a rotating block, a liquid inlet pipe and a liquid outlet ring, a plurality of cooling pipes are arranged on the outer side of the rotating block in the circumferential direction, and one end of each cooling pipe is connected with the liquid outlet ring in a penetrating mode through the two sides of the stator. Cooling liquid firstly flows through the rotating hollow rotating shaft of the rotor to directly absorb eddy-current loss of a rotor core and winding heat, then is shunted to the cooling pipes on two sides of the stator through the rotating block, and absorbs heat of the stator core and the winding through the stator position, so that synchronous water cooling of a rotating part and a static part is realized; and an internal water cooling-external air cooling three-dimensional heat dissipation network is formed by matching with the air cooling assembly, so that the internal temperature difference of the motor is greatly reduced, performance degradation caused by local overheating is effectively inhibited, and a core guarantee is provided for high-power-density application and long-service-life operation of the motor.

The invention relates to the technical field of superconducting cyclotrons, and discloses a spiral resonant cavity for a superconducting cyclotron, which comprises an upper resonant cavity body and a lower resonant cavity body, and the upper resonant cavity body is positioned right above the lower resonant cavity body; through distributed waterway design and structural optimization, the cooling system can effectively process heat generated in the accelerator; efficient heat dissipation of the system is ensured through design means such as a multi-directional cooling channel, an oxygen-free copper brazing pipeline and a double-path independent cooling pipe, excessive accumulation in a high-temperature area is avoided, and meanwhile the stability of equipment can be kept in long-time operation; the structure of the single inner rod is convenient for voltage distribution adjustment, the structure is simple and compact, and the processing complexity and the manufacturing cost are greatly reduced; a core component solution with high reliability and low operation and maintenance cost is provided for the superconducting cyclotron, and application efficiency upgrading in the fields of medical treatment, scientific research and the like is promoted.

The invention relates to the technical field of continuous casting crystallizers, and discloses a detachable multi-stage water-cooling crystallizer structure and application thereof in copper column continuous casting, the detachable multi-stage water-cooling crystallizer structure comprises a cooling system and a crystallization pipe, the cooling system is used for cooling the crystallization pipe, the crystallization pipe comprises a plurality of crystallization plates, and the crystallization plates are arranged in the crystallization pipe. The crystallization pipe is formed by mutually splicing a plurality of crystallization plates in the direction around the axis of the crystallizer and the axial direction of the crystallizer, and the crystallization plates can move in the axial direction, so that replacement of the crystallization plates is realized; the cooling system comprises cooling pipes, the pipe walls of the cooling pipes are tightly attached to the outer pipe walls of the crystallization pipes, the crystallization plates correspond to one or more sets of cooling pipes, and the cooling system has the advantages that in the continuous casting production process, partition replacement of crystallizer copper plates can be achieved, the production cost of copper column continuous casting is reduced, and the production efficiency is improved.

The utility model relates to the technical field of ceramic molds, and discloses a cooling device for ceramic mold forming, which comprises a bottom plate, the four supporting legs are fixedly connected to the bottom surface of the bottom plate; the top surface of the supporting frame is fixedly connected with a first electric push rod, the bottom end face of an output rod of the first electric push rod penetrates through the top surface of the supporting frame and extends to the inner side of the supporting frame, and the top surface of the supporting rod is fixedly connected with a connecting frame; the upper mold and the lower mold are fixedly installed on the bottom end face of an output rod of a first electric push rod and the top face of the connecting frame correspondingly, and the bottom face of the inner side of the connecting frame is fixedly connected with a pushing assembly. And a cooling assembly is arranged on the outer side of the lower mold. And through the cooling assembly, a rotating cylinder rotates to drive a ventilation pipe and a cooling pipe to rotate, so that the cooling pipe uniformly cools the bottom surface and the side surface of the lower mold, the phenomenon of non-uniform cooling caused by cooling of one surface of the lower mold is avoided, and the cooling effect of the device on ceramic mold forming is improved.

The invention discloses a motor self-cooling system and method, and relates to the technical field of motors, and the system comprises a heating assembly, a heat conduction assembly, and a skin. The other end of the heat conduction assembly is connected with the skin; the heating assembly conducts heat to the skin through the heat conduction assembly, and the skin achieves heat dissipation by means of airflow. The second heat pipes and the first heat pipes are arranged on the end faces of the stator teeth and the inner walls of the stator grooves respectively, heat in the motor is quickly conducted to the aircraft skin, and heat dissipation is completed by means of rotor wing downwash airflow and flight forward airflow on the surface of the skin. And the problem that the weight and power consumption of the system are increased due to the fact that a cooling fan or a liquid cooling pipeline is additionally arranged in a traditional cooling mode is avoided while efficient cooling and heat dissipation are achieved.

The utility model provides a cooling plate and a battery pack. The cooling plate comprises a cooling pipe, at least one pipe joint and a sealing piece, at least one pipe joint is connected to one end of the cooling pipe so as to be communicated with the cooling pipe; and the sealing piece is arranged between the pipe joint pipe and one end of the cooling pipe. The utility model aims to solve the technical problems of higher cost and poorer sealing performance of the snake-shaped cooling plate in the related technology.

The invention relates to the technical field of new energy battery systems, in particular to an immersed battery cooling structure with waste heat recovery and a waste heat recovery method.The immersed battery cooling structure comprises a cooling box, and a battery module is immersed in cooling liquid in the cooling box; a waste heat recovery mechanism is arranged above the cooling box, and the waste heat recovery mechanism exchanges heat with the cooling liquid; the cooling box comprises a box body for mounting the battery module, a zigzag cooling flow channel is arranged in the box body, and cooling liquid flows along the cooling flow channel and exchanges heat with the battery module; the cooling box comprises a box cover arranged at the top end of a box body in a sealed mode, a plurality of cooling pipes arranged side by side are arranged on the box body, and the cooling pipes and the waste heat recovery mechanism are arranged in a heat exchange mode. And the cooling liquid transfers heat generated by the battery module to the cooling pipe, and the heat is recovered through the waste heat recovery mechanism. The immersion cooling mode is adopted to improve the cooling effect, meanwhile, waste heat is effectively recycled and utilized, heat waste is reduced, and external energy input needed by operation of the battery module 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 provides a connecting device for superconductors, the connecting device is used for connecting two superconductors, each superconductor comprises a conductive part and a cooling pipeline located in the center, and the connecting device for the superconductors comprises a connecting piece used for being in contact with the conductive part; the pressure transmission piece is matched with the connecting piece to form a clamping channel; a containing cavity used for containing the connecting piece and the pressure transmission piece is formed in the shell; the fluid confluence assembly is integrated in a space defined by the connecting piece, the pressure transmission piece and the shell, and the fluid confluence assembly is used for communicating the cooling pipelines of the two superconductors and confluence the cooling pipelines to a fluid confluence pipeline arranged outside the shell; wherein inclined plane structures which are matched with each other are arranged between the contact interfaces of the pressure transmission piece and the shell, and through the matching of the inclined plane structures, the axial locking force applied to the shell can be converted into the radial pressing force applied to the superconducting conductor by the pressure transmission piece. The device is simple and convenient to assemble, and the consistency of superconducting joint preparation can be realized.

The invention provides a condenser state estimation method based on adaptive noise square root Kalman filtering. Firstly, mathematical models of a condenser evaporation area, a hot well water area and a cooling pipe area are established according to the operation mechanism of a thermal power generating unit condenser; an unscented Kalman filtering algorithm is selected as a basic algorithm for state estimation of a condenser system, and then an optimal adaptive noise square root unscented Kalman filtering algorithm is constructed. The method comprises the steps of filtering initialization, Sigma point set generation, time updating, Sigma point set reconstruction, measurement updating, filtering updating, adaptive factor construction, cross covariance matrix / square root correction, fading forgetting factor calculation and noise covariance matrix correction. And finally, estimating the pressure state and the liquid level state of the condenser by using an optimal adaptive noise square root unscented Kalman filtering algorithm.

The invention relates to the technical field of charging piles, and provides a liquid cooling fast charging pile which comprises a pile body, the pile body is provided with a charging cable, and the charging cable is connected with a charging gun; the cold air cavity is formed in the pile body and used for providing a low-temperature environment. The cooling device is used for communicating with a cooling pipeline in the pile body and comprises a first heat exchange assembly and a second heat exchange assembly, the first heat exchange assembly is arranged in the cold air cavity, the second heat exchange assembly is movably arranged, the second heat exchange assembly has an internal state and an external state, and when the second heat exchange assembly is in the internal state, the second heat exchange assembly is in the external state. The second heat exchange assembly is located in the cold air cavity and exchanges heat with the first heat exchange assembly together, and when the second heat exchange assembly is in the external state, the second heat exchange assembly is located outside the pile body so as to exchange heat with the external environment. According to the liquid cooling fast charging pile provided by the invention, efficient heat dissipation and energy conservation are realized through switching of the double heat exchange assemblies, and the technical problems of insufficient heat dissipation efficiency and relatively high energy consumption of a charging pile in the related technology are solved.

The invention belongs to the technical field of metering boxes, and particularly relates to an electric energy metering box with protection and heat dissipation functions. Comprising an outer box, cooling boxes are fixedly connected to the two sides of the outer box, and the cooling boxes are filled with cooling liquid; an inner box is fixedly connected to the middle of the interior of the outer box, and electric energy metering equipment is fixedly mounted in the inner box; a cooling pipe is arranged in the cooling box, and the cooling pipe is in a continuous bending state; through cooperation of the cooling box, the cooling pipe and the communicating pipe mechanism, complete closed protection can be achieved, and the internal heat dissipation effect can be guaranteed; through cooperation of the communicating pipe mechanism and the switching mechanism, closed heat dissipation can be carried out under the conventional condition, meanwhile, the heat dissipation effect can be guaranteed in extremely high temperature weather, contact between equipment in the inner box and the outside is greatly avoided, controllability is achieved, the protection effect is greatly improved, and frequent maintenance and cleaning are not needed.

The invention discloses a die-casting die oil cylinder piston rod with a built-in high-pressure air cooling channel, relates to the technical field of automobile non-ferrous metal casting, and aims to solve the technical problem that high-temperature transmission in the piston rod is difficult to solve fundamentally by adopting an external cooling mode. One end of the piston rod body is connected with a driving end connector, the other end of the piston rod body is connected with a tail barrel, the air inlet end of the tail barrel is connected with a vortex cooling pipe, a control frame is arranged on the side of the tail barrel, and an inner cavity of the piston rod body is provided with a direction adjusting unit and an airflow channel. A transfer groove, a plurality of cylinder direction cooling channels and a plurality of die direction cooling channels are formed in an inner cavity of the driving end connector, the direction adjusting unit comprises an adjusting block arranged in the transfer groove in a sliding mode, the side wall of the adjusting block is connected with an adjusting rod, and a driving piece is arranged at the end of the adjusting rod. The piston rod has the advantages that air cooling is conducted on the interior of the piston rod body, and secondary heat exchange is achieved through residual cooling capacity of cold air flow.

A liquid cooling system includes first and second coolant tubes and a coupler to couple the first coolant tube to the second coolant tube. The first coolant tube receives coolant liquid from a first element of the liquid cooling system. The second coolant tube provides the coolant liquid to a second element of the liquid cooling system. The coupler is configured to receive an electrical signal to constrict a flow of the coolant liquid.

A cooling device for cooling a plurality of preforms or tubular containers, preferably exiting from a rotary injection molding apparatus, the device comprising—a first longitudinal support member (7) defining a longitudinal axis Y and having a first longitudinal surface (2) and a second longitudinal surface (3) opposite to the first longitudinal surface; —a plurality of cooling tubes (4), each adapted to receive a respective preform to be cooled, said cooling tubes being arranged on said first longitudinal surface (2) in sequence along the longitudinal axis Y and each cooling tube defining a perpendicular axis thereof with respect to said longitudinal axis Y; —at least one first connection pin (5) protruding from said second longitudinal surface (3) for a quick coupling to a second longitudinal support member (14), preferably adapted to be arranged on a rotary cooling apparatus.

The invention relates to the technical field of vehicle cooling control, and discloses a dynamic regulation and control collaborative cooling method, which comprises the following steps: acquiring multi-modal data of a vehicle in real time, performing feature extraction, performing weighted fusion on each feature through a dynamic weight distribution model, and generating a cooling priority weight; according to the cooling priority weight and the predicted road condition characteristics, the reference opening degree and the empirical coefficient are combined, and the target opening degree of the electromagnetic valve is comprehensively judged; physical constraint is conducted on the target opening degree, it is ensured that the target opening degree is between the minimum opening degree and the maximum opening degree of the electromagnetic valve, and the electromagnetic valve is controlled to be adjusted to the actual opening degree; dynamically adjusting parameters of the weight distribution model through a reinforcement learning framework based on historical operation data and real-time feedback; and predicting temperature trends of the driving motor and the gearbox by using the time sequence prediction model, and adjusting a cooling strategy in advance according to a prediction result. Cooperative control of the double cooling pipelines is achieved, and the cooling efficiency and the intelligent level of thermal management of the whole vehicle are remarkably improved.

The invention discloses a fastening device for water conservancy and hydropower construction, relates to the field of water conservancy and hydropower construction auxiliary equipment, and aims to solve the problems of low pipeline butt joint precision, difficulty in parallelism control and poor distance adjusting efficiency in the existing two-group double-pipe parallel construction. The device comprises a bottom plate, a mounting frame, a sliding device, an adjusting device, a clamping device and a control panel, and buffer springs are arranged in supporting legs of the mounting frame. The adjusting device drives the clamping assembly through the bidirectional threaded rod, and coaxiality control over segmented splicing of the long pipeline is achieved. The sliding device is matched with an electric push rod through a sliding rail, and the parallel distance between the two spliced long pipes is adjusted in an electric control mode through a control panel. The device adapts to various common pipe diameters, can be assembled and disassembled by a single person, is stable in fixation, can resist construction vibration and pressure, conforms to related specifications, remarkably improves the construction efficiency, reduces the equipment cost, and is suitable for cooling pipes, water supply pipes, grouting pipes and other scenes.

An electric drive module and an electric drive equipment are provided, the electric drive module comprises a housing, a force output assembly, a flexible gear, a rotor, a stator, a wave generator, and a cooling pipe, the stator is configured to drive the rotor to rotate relative to the housing, when the rotor rotates, the wave generator drives the flexible gear to deform to drive the rigid gear to rotate, at least part of the cooling pipe is received in and closes to the stator. The electric drive module is compact and space saving, the flexible gear is secured to the housing, the rotation of the rigid gear driven by the deformation of the flexible outputs power, which is low rotational inertia and decreases vibration, the cooling pipe arranged in the stator can directly dissipate heat from the stator with high heat dissipation efficiency.

The invention belongs to the technical field of cooling of high-frequency transformers. According to the method, the temperature rise and cooling liquid flow characteristics of an internal winding and an iron core of the transformer are simulated by constructing a multi-physical field simulation model considering the thermophysical property change of a material; establishing a response surface model based on transformer structure parameters, and selecting the outer diameter, the wall thickness, the number of turns and the spacing of a cooling pipe as design variables; an NSGA-II multi-objective optimization algorithm is adopted, and a Pareto optimal solution set is obtained by taking maximum temperature minimization and cooling material consumption minimization as objectives; and typical scheme optimization is realized in combination with an entropy weight-TOPSIS method. According to the invention, the design requirements under different cooling structures and operation conditions can be met, the hot-spot temperature rise is obviously reduced, the cooling efficiency is improved, and good structural safety and manufacturability are achieved.

The invention belongs to the technical field of electric furnace temperature monitoring, and particularly discloses a distributed optical fiber temperature measurement calibration and early warning method avoiding interference of an electric furnace cooling pipe. The influence of the cooling pipe on the temperature sensing point is quantified according to the heat flux density ratio between the temperature sensing point and the cooling pipe, and the interfered temperature sensing point is screened based on the influence; the fitting temperature of the interfered temperature sensing point is corrected based on heat conduction loss or flow deviation of the cooling pipe; identifying peak temperature sensing points, and removing temperature sensing points with the gradient of the peripheral thermal field lower than a peak threshold in the heat affected area of the cooling pipe; performing early warning judgment based on the temperature rise rate of the peak temperature sensing point and a dynamic early warning threshold value; noise data in early warning judgment is eliminated based on the simulated heating rate; and finally, a temperature change curve of each temperature sensing point is smoothed based on the heat flow conservation constraint of the thermal field. According to the method, accurate monitoring of the electric furnace temperature under the influence of the electric furnace cooling pipe is achieved, and powerful support is provided for efficient production and safe operation of the electric furnace.

A cooling assembly is configured for at least one electronic module. The cooling assembly includes at least one thermally conductive plate and at least one cooling pipe. The thermally conductive plate is configured to be attached on one surface of the electronic module. The cooling pipe is configured to be in thermal contact with one side of the thermally conductive plate located farther away from the electronic module. The cooling pipe comprises a pipe wall, and the pipe wall surrounds and forms a fluid channel. The pipe wall of the at least one cooling pipe has a thermally conductive characteristic, and the pipe wall of the at least one cooling pipe is elastically deformable in response to a pressure variation in the fluid channel.