151 results about "Excessive Cooling" patented technology

The invention discloses a dynamic load adaptive charging pile liquid cooling control method, relates to the technical field of thermal management, and solves the problems of temperature prediction deviation, local hot spot leak detection and protective supercooling caused by a simplified thermal model based on fixed parameters and key temperature points under rapid load fluctuation. Parameterization time-varying heat supply network parallel multi-rate observation is constructed, a heat exchange coefficient and node heat capacity are identified and calibrated through recursion with physical constraints, transmission time delay is merged into an extended state in an explicit mode, short-window high-frequency sampling and local temperature field reconstruction are triggered based on residual errors, and the time-varying heat supply network parallel multi-rate observation is achieved. A control sequence is issued in parallel by adopting hierarchical rolling type control with a second-order moment uncertainty constraint; based on the scheme, the short-term temperature field prediction precision and the local hot spot identification capability are improved, and the cooling resource directional utilization efficiency and the charging system operation continuity are remarkably improved.

The invention discloses a transformer oil tank, and relates to the technical field of power transformers, the transformer oil tank comprises an oil tank body and a plurality of groups of fin mechanisms, and each group of fin mechanism comprises radiating fins with cavities formed inside. The cooling fins with the cavities are arranged on the outer side of the oil tank body, the slidable adjusting plate and the driving assembly are matched, the effective oil storage volume of the cooling fins can be flexibly adjusted according to the environment temperature, the maximum cooling area is guaranteed in the non-low-temperature environment so that efficient cooling can be achieved, the cooling contact area is reduced in the low-temperature environment, and the service life of the oil tank is prolonged. Wax precipitation and viscosity increase caused by excessive cooling of the cooling oil are avoided, so that the insulating property and the circulating fluidity of the cooling oil are maintained, the circulating stirring mechanism can promote efficient circulation of the cooling oil between the oil tank and the fins under driving of the driving mechanism, and the heat dissipation efficiency is further improved; the problems of heat dissipation and insulation performance of the oil-immersed transformer in a low-temperature environment are effectively solved, and the operation reliability and environmental adaptability of equipment are improved.

The invention discloses a self-adaptive control method and system for lift and heat dissipating capacity, and relates to the technical field of thermal management, the current height difference between a power head and a water pump is determined, and then the target lift of the water pump is determined in combination with local resistance and on-way resistance of cooling liquid in a whole cooling loop; the rotating speed of the water pump is dynamically adjusted according to the target lift, so that the actual lift of the water pump is matched with the target lift, it can be ensured that cooling liquid can circulate with sufficient pressure and flow under different working conditions, and the conditions of insufficient circulation of the cooling liquid and too high energy consumption are effectively avoided. By monitoring the current environment temperature and the load current of the power head, the target heat dissipating capacity can be dynamically determined according to the environment temperature and the load current; and the rotating speed of the fan in the radiator is dynamically regulated and controlled according to the target heat dissipating capacity, so that it can be ensured that the radiator can dissipate heat with appropriate air volume under different working conditions, and the situation that a motor is overheated or overcooled is effectively avoided.

The invention discloses an industrial mainboard computer heat dissipation optimization method based on AI regulation and control, and particularly relates to the technical field of industrial mainboard heat dissipation regulation and control. A multi-source sensor is used for synchronously collecting temperature, performance load, cooling feedback and environment data, a dynamic heat map is generated based on mainboard physical layout, a hot spot area is identified and predicted, and the heat dissipation optimization of an industrial mainboard computer is realized. Global temperature monitoring is realized, and local overheating is effectively prevented; the load and temperature of a future time window are predicted through a hybrid prediction model, the fan rotating speed is adjusted in advance in combination with feedforward control, and delayed response is avoided; a multi-objective optimization model is constructed, an optimal fan rotating speed sequence is solved under constraint conditions of temperature upper limit and power consumption limit, feedback compensation and feedforward control are combined, cooling requirements are accurately distributed, excessive cooling is effectively avoided, energy consumption is reduced, and meanwhile the heat dissipation effect is guaranteed. Reactive type control based on the threshold value is converted into predictive type control based on the AI, and the response speed and accuracy are remarkably improved.

The invention relates to the technical field of metal processing equipment, in particular to a metal processing U-drill bit and equipment thereof.The metal processing U-drill bit comprises a U-drill bit body, a pair of chip grooves are formed in the periphery of the U-drill bit body, and blade mounting grooves communicating with the chip grooves are symmetrically formed in the top end of the U-drill bit body; the metal machining equipment comprises a base, the top of the base is fixedly connected with a machining table, the top of the machining table is symmetrically and fixedly connected with jacking sliding rails, and the tops of the two jacking sliding rails are slidably connected with a feeding clamp. Through cooperation of the adjusting sliding block and the adjusting screw rod, when a high-hardness workpiece is machined, even if the rotating speed is reduced to avoid tool overload, the supply amount of cooling liquid can still be supplemented by increasing the stroke of the T-shaped piston rod; when a low-hardness workpiece is machined, the output of the cooling liquid is controlled by reducing the stroke of the T-shaped piston rod, so that the cooling requirement of low cutting heat is met, and chip splashing and resource waste caused by excessive cooling liquid are avoided.

A steel pipe quenching device for a crane boom relates to the technical field of quenching devices and comprises a base, a U-shaped support and a U-shaped seat are fixedly arranged at the top of the base, a lifting plate and a supporting plate are vertically arranged on the inner wall of the U-shaped support in a sliding mode, the supporting plate is fixedly arranged on the inner wall of the U-shaped support, and a plurality of supporting rods are fixedly arranged on the top of the supporting plate and the bottom of the lifting plate in the circumferential direction. A sliding plate is vertically arranged in the U-shaped seat in a sliding mode, an induction coil and a cooling ring which are fixedly arranged are vertically arranged at the end of the sliding plate, the induction coil is electrically connected with an external power source, a cooling column which moves synchronously with the cooling ring is arranged in the cooling ring, and an outer water passing groove and an inner water passing groove are correspondingly formed in the inner wall of the cooling ring and the outer wall of the cooling column. A plurality of annular labyrinth grooves are formed in the positions, located on the upper and lower sides of the outer water through groove, of the inner wall of the cooling ring and the positions, located on the upper and lower sides of the inner water through groove, of the outer wall of the cooling column. The steel pipe quenching device solves the problem that an existing steel pipe quenching device overcools a steel pipe when quenching the steel pipe; and cooling of the steel pipe is not uniform.

The application discloses a liquid-cooled super-charging charging pile, which comprises a cooling pipeline arranged in a cable, wherein the cooling pipeline comprises an exchange pipeline and a circulating pipeline, and the exchange pipeline is spirally arranged at a main heating position in the cable. The application can switch the internal and external circulation paths of the cooling liquid in the cooling pipeline through a switching end, and the cooling liquid can circulate in the exchange pipeline and the circulating pipeline during the internal circulation, and continuously exchanges heat with the cable. When the temperature of the cooling liquid reaches a set value, the switching end is switched again, the cooling pipeline and the cooling liquid in the heat dissipation component are interacted, the cooling liquid at low temperature enters the cooling pipeline, and the cooling liquid at high temperature enters the heat dissipation component to be circulated and radiated, so that the problems that the traditional liquid-cooled super-charging charging pile directly starts the maximum cooling capacity and the maximum circulation speed during operation, and the excessive cooling capacity increases the power consumption of the liquid-cooled super-charging charging pile are solved.

This invention discloses a prefabricated atmospheric pressure refrigeration system, relating to the field of refrigeration system technology. It includes: a power grid information interaction module, used to acquire real-time data on off-peak electricity hours, the maximum allowable load during those hours, and power grid load fluctuations; preprocessing the acquired data to obtain standardized power grid data; and a cooling demand prediction module, used to calculate the hourly cooling demand assessment value for the next day based on the system's historical hourly total cooling capacity data, real-time environmental parameters, and the operating plans of major terminal equipment, using a preset prediction model, and outputting the system's total cooling demand curve and peak cooling capacity. This invention, by calculating the next day's cooling demand assessment value and combining it with historical hourly cooling capacity, real-time temperature and humidity, and equipment operating plans, can accurately predict the cooling demand for each time period of the next day, ensuring that cooling capacity preparation matches the actual cooling scenario, avoiding insufficient cooling supply that could affect production or office cooling, and also avoiding excessive cooling capacity storage that could lead to energy waste.

The utility model relates to the technical field of air conditioning equipment, in particular to a water pan and air conditioning equipment comprising the water pan, and aims to solve the problem that an existing water pan is poor in heat preservation performance. Therefore, the water pan comprises the water receiving layer and the heat preservation layer, the water receiving layer and the heat preservation layer are integrally arranged or fixedly connected, the sealing cavity is formed between the water receiving layer and the heat preservation layer, the sealing cavity is arranged between the water receiving layer and the heat preservation layer, and the water receiving layer and the heat preservation layer can be separated through the sealing cavity. According to the air conditioning equipment, the sealing cavity and the heat preservation layer can prevent cold transfer to the maximum extent, the heat preservation capacity of the water pan is improved, condensate water generated by the outer wall of the water pan due to supercooling can be prevented, and then the condensate water can be prevented from dropping into the air conditioning equipment to damage electronic elements in the air conditioning equipment.

The invention relates to the field of sound box heat dissipation, and particularly discloses an active heat dissipation sound box with an adjustable sound production angle, which comprises a base, a water storage assembly is movably arranged on the base, a sound box body is arranged on the water storage assembly, a sound production assembly is arranged on the sound box body, and a heat conduction insulation assembly is arranged in the sound box body. A power amplifier circuit board connected with the heat conduction and insulation assembly is arranged in the sound box body, and a primary heat dissipation assembly is arranged on the heat conduction and insulation assembly. According to the invention, the multi-stage heat dissipation effect of the sound box body can be realized, the device is adaptively adjusted according to the heat dissipation temperature, the quick response switching effect of multiple modes is realized, and the dynamic adjustment effect based on the temperature gradient is realized, so that the phenomena of excessive cooling and insufficient cooling are avoided, the control and adjustment capability of the system is improved, and the energy waste is avoided. The heat dissipation efficiency and the heat dissipation effect of the system are improved, the heat dissipation system is protected, and the service life of the heat dissipation system is prolonged.

The invention relates to the technical field of semiconductor aging tests, in particular to a semiconductor aging test box and a test method thereof.The semiconductor aging test box is used for applying a simulation working environment to a to-be-tested device and conducting electrical parameter monitoring, the semiconductor aging test box comprises a box body, a partition plate, a cold box and a distribution plate, and the cold box is opposite to the to-be-tested device installed on the partition plate; the distribution plate divides the inner cavity of the cold box into a high-pressure layer and a refrigerating layer, the high-pressure layer is far away from the partition plate relative to the refrigerating layer, the high-pressure layer is communicated with refrigerating fluid, and the refrigerating fluid is injected into the refrigerating layer at high pressure through the hollowed-out distribution plate. The heating power of the corresponding area of the to-be-tested device is adapted by adjusting the number and the size of the local holes of the distribution plate. According to the invention, the distribution plate and the column plate are customized, and the nozzles and the columns with different densities are configured in corresponding areas according to the heating power of the device, so that the purpose of on-demand heat dissipation of non-uniform heat on the semiconductor is achieved, local overheating is avoided, and ultra-amplitude cooling of a low-heating area is avoided at the same time.

The invention discloses a multi-medium heat exchanger for a new energy automobile and a control method of the multi-medium heat exchanger, and relates to the technical field of heat exchangers. A pair of edge sealing plates are fixedly installed between the two ends of a pair of collecting pipes respectively to form a frame-shaped structure serving as a rack; the heat dissipation flow channel is fixedly installed in the frame-shaped structure, and a heat dissipation inner cavity in the heat dissipation flow channel is divided into a plurality of branch flow channels through a plurality of partition plates arranged in parallel. An adjusting bin and an adjusting mechanism are further arranged, an adjusting inner cavity in the adjusting bin is divided into two adjusting cavities through an adjusting block driven by the adjusting mechanism, and the opening degree of each adjusting cavity is adjusted by changing the number of the communicated sub-runners. The flow of the heat dissipation flow channel can be distributed to different media through the adjusting mechanism and the adjusting block according to actual needs, so that the medium channel has adjustability, the heat exchange capacity of the heat dissipation flow channel is fully utilized, the problem of excessive cooling or insufficient heat supply existing in a fixed flow channel in the prior art is solved, and the service life of the heat dissipation flow channel is prolonged. The overall heat exchange efficiency of the heat exchanger is effectively improved.

The application discloses a V-type diesel engine body structure, which comprises a body, at least two camshaft holes, a main oil passage for providing lubricating oil for the camshaft in the camshaft hole, two water distribution passages and two water collecting passages, the two water collecting passages are connected with water outlets at the front end of the body respectively, camshaft chambers are arranged on both sides of the camshaft hole on the body, the camshaft chambers are connected with lower cooling cavities of cylinder sleeves through splash oil and oil gas inlets, the lower cooling cavities of the cylinder sleeves are connected with crankcase cavities through splash oil return gaps, and the camshaft chambers are connected with the crankcase cavities. The structure of the application is divided into upper and lower parts for cooling, and the upper part is cooled by cooling liquid; since the lower part of the cylinder sleeve has small thermal load, the structure of the application uses non-forced cooling, splash oil and oil gas splashed by rotation of camshaft bearings are used to cool the lower part of the cylinder sleeve in a small amount, so that appropriate benefits are achieved, and excessive cooling to cause engine heat loss is avoided.

According to the battery pre-cooling and pre-heating management control method and device and the readable storage medium, the whole vehicle operation mode in the battery temperature prediction period is recognized, a temperature prediction model pre-trained for the operation mode is matched and called, the model is used for dynamically predicting the battery temperature in the prediction period, pre-cooling and pre-heating regulation is triggered according to the prediction result, and the battery pre-cooling and pre-heating management is achieved. The temperature of the battery entering the charging stage in the future is in the optimal working interval, so that the problem of insufficient cooling or excessive cooling of the battery temperature at the beginning of charging caused by dependence on static data judgment is solved, the requirement of high-rate fast charging on the battery temperature is met, and the charging efficiency, the service life and the safety of the battery are guaranteed.

The invention relates to the field of cooling, and discloses an electrically-driven cooling system, a thermal management system, a control method and a carrier. The electrically-driven cooling system comprises a cooling liquid loop, the cooling liquid loop comprises a liquid inlet end, a liquid outlet end, a control assembly, a heat exchanger and a control valve, the control assembly and the heat exchanger are connected between the liquid inlet end and the liquid outlet end, the control assembly is communicated with the liquid inlet end and the liquid outlet end, and the control valve is connected between the heat exchanger and the liquid inlet end or the liquid outlet end. The flow of cooling liquid flowing through the heat exchanger is controlled; the lubricating oil loop comprises a motor assembly and an oil pump, and the motor assembly, the oil pump and the heat exchanger are connected in series to form a loop. Cooling liquid flow of the heat exchanger is adjusted through the control valve, lubricating oil temperature control is achieved, and the problem that mechanical abrasion is aggravated or motor efficiency is reduced due to lubricating oil overcooling is solved. In addition, the control assembly is directly communicated with the liquid inlet end and the liquid outlet end, continuous heat dissipation is guaranteed, and therefore the cooling requirement of the control assembly can be guaranteed, and the working temperature of lubricating oil can be optimized.

The invention relates to the field of power distribution equipment, in particular to power distribution equipment for a solar photovoltaic power generation system, which comprises a protective box body, a protective door is hinged to the front side of the protective box body, a longitudinal and transverse bracket is fixedly mounted in the protective box body, and an electrical component is mounted in the longitudinal and transverse bracket. A heat absorption sheet is attached to the rear side of the electrical component, a cooling fin is fixedly connected to the rear side of the heat absorption sheet, and a plurality of heat conduction pipes are arranged on the rear side of the cooling fin. Through a multi-stage cooperative working mode, internal temperature changes can be intelligently responded, an efficient, energy-saving and reliable heat dissipation scheme with the heat dissipation capacity dynamically matched with heat loads is achieved, and the scheme has become a key technical bottleneck for improving the overall efficiency and prolonging the service life of a photovoltaic power generation system. The problems that in the prior art, overcooling and insufficient cooling coexist in the heat dissipation technology of photovoltaic power distribution equipment, energy consumption is high, adaptability is poor, and long-term reliable operation of the equipment is not facilitated are solved. And problems are solved.

This product is a summer blanket. The blanket features alternating strips of pile and mesh on both sides, creating a textured surface with pile sections that prevent sticking to the skin. Air trapped inside the blanket is expelled through the mesh sections, ensuring comfort and preventing heat buildup during use. Elastic threads are used in the shorter direction of the blanket, providing elasticity and allowing it to conform to the body even in air-conditioned environments, preventing excessive cooling. The drawings in this application show the elastic threads in an extended state. The number of elastic threads inserted may vary depending on the product. The ratio of the pile to mesh widths can be selected from, for example, a range of 1:0.5 to 1:1.5. In this design, the ratio is approximately 1:1.5.

Integrated circuit (IC) structures with varied substrate thicknesses may enable targeted cooling in regions that are expected to generate more heat, while not excessively cooling regions that are expected to generate less heat. In one example, an IC structure includes a device region over a substrate, where the device region includes a first region (e.g., a region with high performance devices) and a second region coplanar with the first region (e.g., where the second region includes lower voltage transistors and / or other circuitry expect to generate less heat). In one example, the thickness of the substrate below the first region may be smaller than the thickness of the substate below the second region. In one example, a thermally conductive material over the second side of the substrate may be thicker below the first region, and thinner (or absent) below the second region.

This invention relates to the field of epoxy curing agent production technology, and discloses a heat-conducting and cooling device for epoxy curing agent production, including a reaction vessel and a temperature control device. The reaction vessel has a top cover with an openable / closable inlet, and a bottom outlet that can be opened / closed. The temperature control device includes a temperature control chamber and a heat-conducting pipe. The heat-conducting pipe is disposed inside the reaction vessel to achieve direct contact with the material, and both ends of the heat-conducting pipe penetrate the side wall of the reaction vessel and are connected to the temperature control chamber. The temperature control chamber is used to control the temperature of the heat-conducting pipe. This invention addresses the technical problem in related technologies where heat transfer through multiple layers is inefficient, and excessive cooling affects the reaction effect during epoxy curing agent production.

The application discloses a kind of composite uniform temperature cooling system and control method, applied to the super capacitor module comprising multiple super capacitor monomers.The system includes bottom cooling unit and side cooling unit, which is respectively provided with multiple first cooling branch and second cooling branch independently and corresponding arrangement in the inside, for the bottom end surface and side large surface of monomer fitting.Temperature sampling module collects local temperature parameters of monomer in different spatial orientation, controller obtains temperature difference characteristics accordingly, and independently dynamically adjusts cooling medium flow by flow regulating component arranged in each branch.The application utilizes double cooling surface arrangement and independent branch structure, and carries out partition differentiation cooling in combination with temperature feedback, which can effectively reduce temperature gradient in module, improve temperature uniformity, avoid local overheating and excessive cooling, and is beneficial to guarantee the reliability of super capacitor module long-term work.

The utility model discloses a cooling treatment device for casting blank, include: water tank, symmetrical arrangement in the water tank inner wall's flow guide unit, the flow guide unit includes with the distribution board fixed connection of water tank inner wall, the distribution board inside is provided with the runner, the utility model discloses a space in the water tank is divided into multiple groups of chambers through the baffle, and the space of flexible adjustment is placed, after the cooling liquid flows out from the water hole of distribution board, will be blocked by the baffle, force cooling liquid flows along the area of baffle two sides respectively, forms specific cooling liquid flow field, covers each part of casting blank, and cooling liquid is in this process and casting blank carries out heat exchange unceasingly, takes away the heat of casting blank, avoids the situation that the local cooling is insufficient or overcooling because of the inadmissible flow of cooling liquid, guarantees the temperature even drop in the cooling process of whole blank, effectively promotes product quality, reduces the internal stress and deformation that produces because of the uneven cooling, reduces the scrap rate.

The application discloses a heat exchange device and a particulate matter forming device, and belongs to the technical field of heat exchange. The heat exchange device comprises a circulating module, a heat exchange module and a guide assembly. The circulating module comprises a supporting seat, a cooling water tank and a circulating pipeline. The cooling water tank is composed of a falling water section, a cooling section and a circulating sinking box distributed in sequence from left to right. The guide assembly comprises a fixed material guide plate and a metal partition plate. The fixed material guide plate is fixedly installed in the middle of the cooling section. A plurality of metal partition plates are fixedly installed on the fixed material guide plate at equal intervals. A plurality of through holes are uniformly formed on the fixed material guide plate at equal intervals. The heat exchange module comprises a heat exchange pipeline, a communication pipe, an electromagnetic valve and a thermometer. In the above manner, the material flows with the water flow during the cooling process. The temperature at different positions is adjusted, so that the cooling effect is guaranteed, and suitable cooling temperatures are provided for the material at different cooling stages. Energy waste and material damage caused by excessive cooling are avoided.

The application discloses a creep endurance test system capable of power-off protection and reconnection and a working method thereof, and belongs to the technical field of test equipment. The system comprises a first lifting boom, a second lifting boom, a lever force adding mechanism and an electromagnetic unhooking device. The upper end of the first lifting boom is connected with the lever force adding mechanism, the electromagnetic unhooking device is respectively connected with the lower end of the first lifting boom and the upper end of the second lifting boom, and the lower end of the second lifting boom is connected with a weight. A weight tray is arranged below the weight and is connected with a lifting device. A force value sensing device is arranged on the lever force adding mechanism and is electrically connected with the lifting device. The electromagnetic unhooking device is respectively connected with a commercial power supply device and an uninterruptible power supply. The application can avoid the problem of abnormal fracture of a sample caused by excessive cooling shrinkage stress when a mechanical creep endurance test machine is powered off, and can reconnect and continue the test after power recovery, and has high automation degree.

The invention relates to the technical field of energy storage power supply cooling, and provides an energy storage power supply heat dissipation control method and system and an energy storage power supply. The energy storage power supply heat dissipation control method comprises the steps of determining real-time required power of a server based on a working mode of the server; based on the real-time required power, the heat production amount of the energy storage power supply is determined; based on the heat production amount of the energy storage power supply, working parameters of the cooling liquid conveying assembly are determined; and based on the working parameters of the cooling liquid conveying assembly, working of the cooling liquid conveying assembly is controlled. According to the heat dissipation control method for the energy storage power supply, efficient heat dissipation control over the energy storage power supply is achieved by intelligently adjusting the flowing speed and temperature of the cooling liquid, and the intelligent degree is improved. And the heat dissipation strategy is dynamically adjusted according to the load of the server, excessive cooling or insufficient heat dissipation is avoided, the operation intensity of the cooling liquid conveying assembly is reduced when the load is low, and unnecessary energy waste is reduced.

To provide an air conditioner capable of suppressing insufficient cooling / heating and excessive cooling / heating in a precooling / preheating operation by performing the precooling / preheating operation for an appropriate operation time in consideration of a heat capacity of a structure of a living room.SOLUTION: The pre-cooling / pre-heating operation control means includes a target structural body temperature estimating means (S130) for estimating a target structural body temperature of a structural body constituting the room based on a room temperature of the room and a comfort indicator of the room, a required time estimating means (S150) for estimating a required operation time of the pre-cooling / pre-heating operation mode based on the target structural body temperature, and a pre-cooling / pre-heating operation executing means (S180 to S230) for executing the pre-cooling / pre-heating operation mode based on the required operation time. 200.SELECTED DRAWING: Figure 2

The utility model discloses a ventilated child seat, which belongs to the technical field of child seats and comprises a seat body, an air pipe and a mounting groove, and a backrest is arranged on the seat body; the air pipe is arranged in an inner cavity of the seat body, and a plurality of blades capable of swinging are arranged at an opening of the air pipe; the mounting groove is formed in the air pipe, and a moving block for driving the blades to swing is arranged in the mounting groove in a sliding manner. Through the combination of the air pipe and the swingable blades, the ventilation effect of the seat can be remarkably improved, and especially in hot summer, a cool and comfortable sitting posture experience is provided for children. The swinging blades can ensure that air flow is uniformly distributed on the back, local overcooling is avoided, so that the overall comfort degree is improved, the swinging speed of the blades is changed by adjusting the rotating speed of the driving shaft, and the child seat can be flexibly adjusted according to different environments and requirements through the function of adjusting the swinging speed of the blades.

The invention relates to the technical field of intelligent welding equipment, in particular to slurry pump shell intelligent welding equipment and a method thereof.The slurry pump shell intelligent welding equipment comprises a workbench, a supporting frame and a rotating table, an arc-shaped groove plate for conveying cold air is arranged on the outer side of a pump shell body, and a contact rod is movably arranged on the outer side of the pump shell body; and a gas self-adjusting mechanism for driving the arc-shaped groove plate and the contact rod to move to the pump shell body is arranged on the workbench, a plurality of extrusion plates are movably arranged on the inner side of the pump shell body, and an annular clamping mechanism for driving the extrusion plates to be attached to the inner side of the pump shell body is arranged on the rotating table. The arc-shaped groove plate covers the welding completion area, the cooling area can be obviously enlarged, the cooling process is matched with the welding rhythm by combining the rotating speed of the rotating table and the rotating speed of the welding machine and dynamically adjusting the cold air conveying amount, the self-adaptive cooling mode can improve the cooling effect, guarantee the welding quality of the slurry pump shell, avoid over-cooling and improve the welding quality of the slurry pump shell. And the energy consumption is effectively reduced.

The invention provides an intelligent cooling control method and system for a wind generating set. The method comprises the steps that current, voltage and rotating speed signals of a motor stator are collected; copper loss power and iron loss power are calculated according to the motor loss model, and comprehensive heating power is obtained; a heat balance equation is established according to the heating power change rate and the environment temperature, the motor temperature rise trend is predicted, and the cooling power requirement is calculated. According to the method, a motor loss model is introduced in the cooling control process, and the copper loss power and the iron loss power are calculated by using real-time electrical parameters such as stator current, voltage and rotating speed of the motor, so that the comprehensive heating power of the motor is calculated, a heat balance equation is established, and the dynamic prediction of the actual heat load is realized; the main control unit adjusts the operation power of the cooling fan and the liquid cooling pump according to the predicted cooling power, so that the cooling energy consumption and the heating power are kept in a self-balance state, and the problems of overcooling and energy waste in a traditional constant power or threshold starting and stopping mode are effectively avoided.

The application discloses a kind of ship air compressor cooling water temperature control and automatic degassing system and method thereof, including central fresh water cooler, cooling water expansion tank, first air compressor, second air compressor, self-acting temperature control valve and cooling water degassing cylinder, the water inlet of central fresh water cooler is communicated with cooling water expansion tank by expansion tank drain pipe, the water inlet of first air compressor and second air compressor is communicated with the water outlet of self-acting temperature control valve by cooling water inlet pipe, the water outlet of central fresh water cooler is communicated with the first water inlet of self-acting temperature control valve, the water outlet of first air compressor and second air compressor is respectively communicated with the water inlet of cooling water degassing cylinder by cooling water outlet pipe, the first water outlet of cooling water degassing cylinder is communicated with the second water inlet of self-acting temperature control valve by first cooling water circulation pipe.The application has the advantages of preventing condensate from being precipitated due to excessive cooling, entering lubricating oil to cause air compressor lubricating oil emulsification, and automatically removing gas in cooling system.

This invention relates to the field of personal care product technology, specifically to a method for preparing a sustained-release cooling composition, the cooling composition, and cooling wipes. The invention first involves the self-assembly of biomimetic phospholipids and a cooling agent under low moisture content conditions, achieving the inclusion of the cooling agent by the biomimetic phospholipids and forming a pre-assembled controlled-release carrier. This carrier is then added to an external aqueous phase soothing and stabilizing system containing plant extracts and dipotassium glycyrrhizate, forming a secondary stabilizing layer on the outside of the pre-assembled controlled-release carrier, constructing a bilayer controlled-release structure. Finally, the sustained-release cooling composition is obtained after dilution and pH adjustment. This method effectively controls the initial free cooling agent content in the sustained-release cooling composition, avoiding excessive cooling sensation and localized high irritation in the initial stages of use. Furthermore, it enables the slow release of the cooling agent upon skin contact, reducing irritation while prolonging the duration of the cooling sensation, thus balancing gentleness and longevity.