66results about How to "Adapt to cooling needs" patented technology

The invention relates to an engine cooling system adopting a delayed circulation flow path. The engine cooling system comprises a high-temperature circulating cooling system and a low-temperature circulating cooling system, wherein the high-temperature circulating cooling system comprises a large circulation cooling fluid flow path, a small circulation cooling fluid flow path and a delayed circulation cooling fluid flow path. The engine cooling system has the beneficial effects that the heating requirements of all the parts after an engine stops can be better met and the problem of the flow direction of cooling circulation among different parts can be solved by adding an electronic control auxiliary water pump to the high-temperature circulating cooling system and realizing delayed circulation.

The invention discloses a heat dissipation method of an LED (light-emitting diode) device, which comprises the following steps of: conducting the heat of the LED device into a phase change material which emits heat with the external environment. The invention also discloses a heat sink of the LED device; the heat sink comprises a metal shell, a heat dissipation baseboard and a heat-conducting fin, wherein the metal shell is internally filled with the phase change material, and the heat dissipation baseboard is connected with the metal shell by the heat-conducting fin. The invention also discloses another heat sink of the LED device; the heat sink comprise the metal shell, the heat dissipation baseboard, a heat pipe and a metal outer cover, wherein the metal shell and the metal outer cover are internally filled with the phase change material, and the heat dissipation baseboard is connected with the metal shell by the heat pipe. The phase change materials of the invention is a composite phase change material of an organic matter and an inorganic metal, has faster heat response rate and heat storage capacity, can rapidly absorb the heat generated by the LED device, and controls the junction temperature of the LED device to be within 60 DEG C, thereby avoiding the luminous decay phenomenon caused by the overheating of the LED device and prolonging the service life of the LED device.

The invention discloses a micro-channel cold plate structure. The micro-channel cold plate structure comprises a substrate and a micro-flowing-channel network processed on the substrate; and the micro-flowing-channel network comprises a shunting structure, a partial micro-channel network and a confluence structure in a combined manner. The micro-channel cold plate structure has the beneficial effects as follows: reasonable flow deploying of a cooling working medium is realized through T-shaped flowing channels, and then heat transfer is strengthened by tree-like and parallel micro channels; finally, energy re-confluence is realized through inverse Y-shaped two-furcation flowing channels, so that high channel distribution uniformity is realized, and the network can be uniformly distributed in the whole to-be-dissipated region; the overall micro-fluid network is in all-parallel-connection way, so that high temperature consistency is achieved; the cooling working medium flows smoothly in the flowing channels, so that low flowing resistance is formed; and furthermore, the micro channels in each group of the partial micro-channel network are arranged in parallel, and the channels are more in branches and high in span, so that the process can be realized conveniently, partial pressure loss can be lowered, and the heat dissipation performance of the micro-channel cold plate can be further improved.

The invention relates to a multi-circulation engine cooling system. The multi-circulation engine cooling system comprises a high-temperature circulating cooling system and a low-temperature circulating cooling system, wherein the high-temperature circulating cooling system comprises a large circulation cooling fluid flow path, a small circulation cooling fluid flow path and a delayed circulation cooling fluid flow path. The multi-circulation engine cooling system has the beneficial effects that the heating requirements of all the parts after an engine stops can be better met and the problem of the flow direction of cooling circulation among different parts can be solved by adding an electronic control auxiliary water pump to the high-temperature circulating cooling system and realizing delayed circulation.

The invention relates to an engine cooling system adopting an electronic control auxiliary water pump. The engine cooling system comprises a high-temperature circulating cooling system and a low-temperature circulating cooling system. The high-temperature circulating cooling system is provided with a large-cycle cooling liquid flow path, a small-cycle cooling liquid flow path and a delayed-cycle cooling liquid flow path. The high-temperature circulating cooling system is additionally provided with the electronic control auxiliary water pump, delayed circulation is achieved, the heating requirement of all parts can be met better after an engine is shut down, and the flow direction problem of cooling circulation among different components is solved.

The invention discloses a combined type cold plate. The combined type cold plate comprises a liquid-cooled plate and a flat heat pipe. The cross section of the liquid-cooled plate is in a U shape. Atleast one snakelike coolant passage is arranged in each of two opposite wall plates of the liquid-cooled plate, and at least one liquid inlet hole and at least one liquid discharging hole are formed on one side, away from the wall plates, of a liquid-cooled plate bottom plate connected with the two opposite wall plates of the liquid-cooled plate. One end of each of the snakelike coolant passages communicates with one of the liquid inlet holes, and the other end of each of the snakelike coolant passages communicates with one of the liquid discharging holes. The condensation end of the flat heatpipe is embedded into the sunk portion of the liquid-cooled plate. The combined type cold plate combines the advanced flat heat pipe heat dissipation technology and water cooling heat dissipation technology, and greatly improves the heat exchange performance of the heat pipe.

The invention relates to an engine cooling system. The engine cooling system comprises a high-temperature circulating cooling system and a low-temperature circulating cooling system, wherein the high-temperature circulating cooling system comprises a large circulation cooling fluid flow path, a small circulation cooling fluid flow path and a delayed circulation cooling fluid flow path. The engine cooling system has the beneficial effects that the heating requirements of all the parts after an engine stops can be better met and the problem of the flow direction of cooling circulation among different parts can be solved by adding an electronic control auxiliary water pump to the high-temperature circulating cooling system and realizing delayed circulation.

The invention provides an integrated cavity type conductive fluid heat spreader which includes a cavity (1), the heat absorbing end, flow, liquid, fluid pool, driving pump and a heat radiating end together in one room, the internal cavity structure, and the inner surface is an insulating layer (12); runner type electrode for (31, 32), arranged on the cavity surface, which is used as a channel and the direction of fluid flow regulator; a magnet for (41, 42), in the cavity body and the direction of the magnetic poles and the electrode is arranged on the current direction is vertical range setting; conductive fluid (2), the filling in the cavity; power supply chip (7) which is arranged in the cavity, the outer surface of the electrodes used to provide the input current. According to the heat spreader is provided by the invention greatly reduces the production and packaging process, completely avoid the fluid leakage; the compact volume, heat transfer capacity significantly; the cavity electrode on the position can be set flexibly, significantly enhance the electromagnetic driving force, resulting in the enhancement of heat transfer and flow effect is strong; between different parts of the body temperature of the fluid cavity different mixing efficiency is high, the heat transport capability is strong.

The invention discloses a villous fin fiber composite groove type special-shaped heat pipe. The villous fin fiber composite groove type special-shaped heat pipe comprises a heat pipe body with a special-shaped section. Grooves are formed in the inner wall of the heat pipe body. A villous fin fiber layer is laid on the inner wall of the heat pipe body. Villous fin fibers are metal fibers which are provided with irregular protrusions and / or pits on surfaces and are of a villous fin structure. The invention further discloses a manufacturing method of the villous fin fiber composite groove type special-shaped heat pipe. According to the villous fin fiber composite groove type special-shaped heat pipe, the capillarity attraction of a heat pipe wick is effectively improved, split-flow of liquid and steam inside the heat pipe is realized, the heat transfer performance of the heat pipe is effectively enhanced, the defect that groove type heat pips are low in threshold power is overcome, liquid permeability is improved, the resistance of working medium backflow is reduced, and the defect that traditional groove type heat pipes cannot be bent or flattened is overcome; and the heat pipe is a special-shaped pipe, so that the air flow section area is increased, air resistance is effectively reduced, the cooling air flow quantity is increased, and heat exchange performance is improved.

The invention discloses an altitude correction method and system for regulating and controlling a server fan, which belong to the technical field of heat radiation of servers. The altitude correction method for regulating and controlling the server fan comprises the following steps: fitting a fan duty ratio correction parameter calculation formula according to air densities of different altitudes, importing a correction parameter, obtained according to the correction parameter calculation formula, as a variable into a fan regulation and control program, so that the fan regulation and control program can increase or decrease a fan duty ratio needed by the heat radiation of the fan according to the altitude and adjust a rotation speed of the fan according to the fan duty ratio, wherein an altitude numerical value input interface is reserved in the fan regulation and control program, and an altitude numerical value can be input by virtue of the input interface. By adopting the altitude correction method for regulating and controlling the server fan, along with different application altitudes of a server, the real fan rotation speed can meet the heat radiation requirement of high altitude areas, and the popularization and application value is high.

The invention discloses a circuit board with a heat conduction structure. The circuit board comprises multiple layers of circuit boards, and is characterized in that at least one support body is mounted between every two adjacent layers of the circuit boards, so that a cavity is formed between the two layers of the circuit boards; the cavity is filled with a heat conduction medium; and the heat conduction medium and the support body form a heat conduction structure. According to the structure, heat dissipation of the circuit board is achieved through the heat conduction structure with a smallsize, so that lighting and thinning heat dissipation requirements of a small electronic device are met; and furthermore, the heat conduction structure is added without changing a circuit layout of theexisting circuit board, so that the design cost of the circuit board is not increased. The invention further discloses a fabrication method of the circuit board with the heat conduction structure. The fabrication method is simple to operate; and the fabricated circuit board has good heat dissipation characteristics.

The invention discloses a radiator for an electronic component. The radiator comprises an upper air chamber piece, a microjet hole piece and a lower mounting piece, which are sequentially stacked fromtop to bottom, wherein the upper air chamber piece is provided with a fluid inlet and an upper chamber cavity communicating therewith; the microjet hole piece comprises an upper microjet hole plate,a lower microjet hole plate, airflow pipes and fluid outlet pipes; the upper microjet hole plate is positioned at the upper chamber cavity and is spaced from the lower microjet hole plate to form a hole plate cavity in combination with the lateral surface of the microjet hole piece; the airflow pipes are arranged in parallel in the hole plate cavity and correspondingly communicate with microjet spray holes uniformly distributed in the upper microjet hole plate and the lower microjet hole plate; reflowing holes are also uniformly distributed in the lower microjet hole plate; the fluid outlet pipes are uniformly distributed on the lateral surface of the microjet hole piece and communicate with the hole plate cavity; an aluminum base is arranged in the lower mounting piece and is spaced fromthe lower microjet hole plate in parallel to form a jet cavity; and a mounting position for placing the electronic component is formed below the aluminum base. The radiator is simple and compact in structure and reasonable in design and the electronic component can be cooled more efficiently and safely.

The invention relates to an engine cooling system adopting an electronic control-assisted water pump. The engine cooling system comprises a high-temperature circulation cooling system and a low-temperature circulating cooling system, wherein the high-temperature circulation cooling system is provided with a large-circulation cooling liquid flow path, a small-circulation cooling liquid flow path and a delayed-circulation cooling liquid flow path. The heating requirement of each component after shutoff of an engine can be met better, and the problem of flow directions of cooling circulations among different components is solved through adding the electronic control-assisted water pump to the high-temperature circulation cooling system and realizing delayed circulation.

The invention discloses an oil gas recovery processing system and an oil gas recovery processing method. The system comprises a cryogenic recovery system, an adsorption homogenization system and a biological catalytic oxidation system which are sequentially connected through a pipeline. The cryogenic recovery system comprises a cryogenic heat exchanger A and a cryogenic heat exchanger B which are connected in parallel, and a liquid nitrogen tank, a condensate tank and a nitrogen buffer tank which are connected with the cryogenic heat exchanger A and the cryogenic heat exchanger B. The adsorption homogenization system comprises an adsorption homogenization tank A and an adsorption homogenization tank B which are connected in parallel, and the adsorption homogenization tank A and the adsorption homogenization tank B are connected with an oil gas incoming pipeline arranged at the front end of the cryogenic recovery system through a desorption vacuum pump. The biological catalytic oxidation system comprises a biological catalytic oxidation box, a nutrient solution spraying device and an aeration fan, wherein the nutrient solution spraying device and the aeration fan are connected with the biological catalytic oxidation box, and biological stuffing and biological bacteria attached to the biological stuffing are arranged in the biological catalytic oxidation box. The system and the method disclosed by the invention are high in safety and free of fireproof spacing requirements, and oil and gas emission can reach the environment-friendly standard.

The invention provides a directional heat conduction material as well as a preparation method and application thereof. The directional heat conduction material comprises a polymer matrix and anisotropic heat conduction fibers filled in the polymer matrix, the anisotropic heat conduction fibers are directionally arranged in the polymer matrix, and the anisotropic heat conduction fibers are orientedalong the directional arrangement direction. The directional heat conduction material at least has the following beneficial effects: the directional heat conduction material utilizes the anisotropicheat conduction fillers to form directionally arranged heat conduction fibers, and the heat conduction fibers are also oriented along the arrangement direction of the heat conduction fibers on the microscale, so that the heat conduction material can utilize the anisotropy of the fillers to the greatest extent; the orientation degree of the fillers is greatly improved, the high heat conduction performance can be achieved with the low proportion of the anisotropic heat conduction fillers, and the heat dissipation requirement brought by high-speed development of electronic devices is further met.

The invention relates to a cooling system of an engine. The cooling system comprises a high-temperature circulation cooling system and a low-temperature circulation cooling system. The high-temperature circulation cooling system is provided with a large-circulation cooling liquid flow way, a small-circulation cooling liquid flow way and a delay-circulation cooling liquid flow way. Delay circulation is achieved by adding an electric control auxiliary water pump to the high-temperature circulation cooling system, the heating requirements of all parts after the engine stops can be better met, and the flowing direction problem of cooling circulation between different parts is solved.

The invention discloses a spraying liquid cooling phase change module for a server, a control method and a manufacturing method thereof, the spraying liquid cooling phase change module comprises a phase change heat transfer module and a spraying cooling module, the phase change heat transfer module comprises an evaporation end, a heat insulation end and a condensation end, and the condensation end is fixed with the spraying cooling module. The array type spraying layout is adopted, on one hand, the spraying area is increased, the cooling capacity acting on the heat exchange face is more uniform, and therefore the temperature of local hot spots generated due to uneven heat transfer in a server chip is reduced; on the other hand, on the premise of ensuring the spraying efficiency, the spraying height is reduced, and the size of the spraying cooling module is reduced.

The invention discloses a frostless horizontal freezer, and relates to the technical field of refrigeration equipment. Air circulation resistance can be reduced, the arrangement space of an air duct assembly is relatively large, and the refrigeration requirement of coolers with relatively large volume can be met. The frostless horizontal freezer comprises a tank body, and a compressor is arrangedat the lower part of a first side wall of the tank body; the air duct assembly is arranged on the inner side of a second side wall of the tank body; the air duct assembly and the second side wall forma refrigeration cavity and an air duct which communicate with each other; an evaporator is arranged in the refrigeration cavity; a fan is arranged in the air duct; air return holes and air outlets are formed in the air duct assembly; the air return holes enable the refrigeration cavity to communicate with the interior of the tank body; and the air outlets enable the air duct to communicate with the interior of the tank body. The frostless horizontal freezer is used for cold storage of food.

The invention relates to the field of automobile accessories, in particular to a multichannel super-soft low-loss high temperature-resistant vehicle-mounted CAN signal bus, which comprises a first protective layer, a first filling layer, a second protective layer, a second filling layer, a third protective layer, a third filling layer, a transmission line, a terminal resistor, first special-shapedheat pipes, a second special-shaped heat pipe and a third special-shaped heat pipe, wherein the first special-shaped heat pipe is a spiral micro heat pipe; each first special-shaped heat pipe is parallel with the axial direction of the transmission line; and multiple first special-shaped heat pipes are arranged in a surrounding manner in the third filling layer. The first special-shaped heat pipes are used to cool the working environment of the transmission line, and the twisting, bending and compression resistance characteristics of the self spiral structure of the first special-shaped heatpipe play buffering and resisting roles for the external force applied to the transmission line.

The invention relates to a cooling system for an engine. The cooling system comprises a high-temperature circulating cooling system and a low-temperature circulating cooling system, wherein the high-temperature circulating cooling system comprises three cooling liquid flow paths, namely, a large circulation cooling liquid flow path, a small circulation cooling liquid flow path and a delayed circulation cooling liquid flow path. According to the cooling system, an electronic control auxiliary water pump is added for the high-temperature circulating cooling system, and delayed circulation is achieved, so that the heat supply demands of all the parts after engine halt can be better met, and the flow direction problem of cooling circulation among different parts is solved.

The invention relates to an engine cooling system. The engine cooling system comprises a high-temperature circulating cooling system and a low-temperature circulating cooling system, wherein the high-temperature circulating cooling system comprises a large circulation cooling fluid flow path, a small circulation cooling fluid flow path and a delayed circulation cooling fluid flow path. The engine cooling system has the beneficial effects that the heating requirements of all the parts after an engine stops can be better met and the problem of the flow direction of cooling circulation among different parts can be solved by adding an electronic control auxiliary water pump to the high-temperature circulating cooling system and realizing delayed circulation.

The invention discloses a power electrical element mounting device capable of rapid cooling. The power electrical element mounting device comprises a mounting base, the bottom of the mounting base isconnected with a base, and the top of the mounting base is connected with a top plate. A through hole is formed in the middle end of the interior of the base in a penetrating mode, storage columns arevertically connected to the periphery of the top of the base, the tops of the storage columns are inserted into the mounting base, storage cavities are formed in the storage columns, and metal sodiumis placed in the storage cavities. When an electric appliance element is connected with the mounting seat through the mounting hole, the electric appliance element moves upwards to extrude the base,so that an elastic telescopic column is extruded, the distance between a stabilizing seat and the storage columns is changed, electrical components of various sizes can be mounted at the bottom of themounting base and can be buffered by the elastic telescopic column after being mounted, and the electrical components are not prone to shaking at the bottom of the mounting base, can be limited by the base, are not prone to damage after being subjected to external force and are good in safety performance.

The invention belongs to the technical field of logic control, and particularly discloses a refrigerating capacity distribution method which comprises the following steps: acquiring refrigerating requirements of a passenger compartment and a battery, executing a first logic if the passenger compartment has no refrigerating requirement and the battery has the refrigerating requirement, and executing a second logic if both the passenger compartment and the battery have the refrigerating requirement; the first logic comprises the steps that the refrigerant superheat degree is obtained, and the opening degree of the electronic expansion valve is controlled through a PID algorithm; the second logic comprises the steps that the battery working temperature is obtained, and the opening degree of the electronic expansion valve is obtained in combination with the preset battery working temperature-electronic expansion valve opening degree mapping relation. The invention further discloses a control system for the electronic expansion valve of the extended-range electric vehicle. The control system comprises a monitoring unit, a first cooling request unit, a second cooling request unit and a control unit. According to the scheme, a forced control scheme is reasonably set, serious overshoot of system control is avoided, meanwhile, the refrigerating capacity distribution is finely controlled, and the refrigerating requirements of the battery in different working conditions are better met.

The invention discloses a water-cooling system and exchange method of a Smart Rack integrated cabinet, and belongs to the technical field of heat dissipation of a server. The water-cooling system of the Smart Rack integrated cabinet comprises a liquid-cooling terminal, a water separation and collection device and a central display unit (CDU) control and heat exchange unit, wherein the liquid-cooling terminal is arranged in a node and is formed by connecting liquid-cooling plates by a pipeline, the water separation and collection device communicates with the liquid-cooling terminal and the CDU control and heat exchange unit respectively by rapid connectors and is used for collecting and transmitting a heat medium of the liquid-cooling terminal to the CDU control and heat exchange unit for heat exchange with a heat exchanger in the CDU control and heat exchange unit, and a cold medium after heat exchange is sent to the liquid-cooling terminal. The water-cooling system of the Smart Rack integrated cabinet is reasonable in design, the wind quantity demanded by a server can be reduced, and the problem of insufficient wind supply to a machine room is solved; and meanwhile, the rotational speed of a fan is reduced, the problem of excessive large noise is solved, and the water-cooling system has good promotion and application values.

The invention relates to a multi-circulation engine cooling system which comprises a high-temperature circulation cooling system and a low-temperature circulation cooling system. The high-temperature circulation cooling system is provided with a large-circulation cooling liquid flow path, a small-circulation cooling liquid flow path and a delay circulation cooling liquid flow path. An electric control auxiliary water pump is added for the high-temperature circulation cooling system and delay circulation is achieved so that the heating requirement of all parts after an engine stops can be better met, and the flowing direction problem of cooling circulation between different parts can be solved.

The invention relates to an engine cooling system and a vehicle. The engine cooling system comprises a turbine pump (1) and a radiator (3), wherein a first air inlet (11) of the turbine pump (1) is used for communicating with the air passage a second exhaust port (21) of an engine (2) to drive the turbine pump (1) through the exhaust gas of the engine (2); the first liquid inlet of the turbine pump (1) communicates with the liquid path of the second liquid outlet (22) of the engine (2); the third liquid inlet (31) of the radiator (3) communicates with the liquid path of the first liquid outlet(13) of the turbine pump (1); and the third liquid outlet (32) of the radiator (3) is used for communicating with the liquid path of the second liquid inlet (23) of the engine (2). Through the technical scheme, the engine cooling system can solve the technical problems that the energy consumption of the finished vehicle is high and the system complexity is high caused by the reason that the engine cooling system adopts an electronic water pump for driving.

The invention discloses a miniature piezoelectric fan. The miniature piezoelectric fan comprises an inner supporting frame, piezoelectric vibrators and outer supporting frames, wherein the piezoelectric vibrators are arranged on the two sides of the inner supporting frame, a circular opening is formed in the inner supporting frame, an adsorption cavity is formed through the circular opening and the piezoelectric vibrators on the two sides, a cavity outlet is formed in the upper portion of the circular opening, the piezoelectric vibrators are embedded in the outer supporting frames, the opposite end faces of the two outer supporting frames are tightly attached, n-shaped grooves are formed in the opposite end faces of the two outer supporting frames, air inlets are formed in the two bottomsof each n-shaped groove, air outlets opposite to the cavity outlet are formed in the tops of the n-shaped grooves, the size of each air outlet is larger than that of the cavity outlet, and wiring holes matched with the piezoelectric vibrators are further formed in the bottoms of the outer supporting frames. By means of the mode, the miniature piezoelectric fan is simple in structure, capable of performing heat dissipation on other equipment, good in heat dissipation effect and different in air inlet and air outlet so as to meet the heat dissipation requirement of portable electronic equipment.

The invention provides a phase transition radiator for a high power LED lighting lamp. The radiator comprises an evaporator (1), evaporation coils (2), fins (3) and fixed baffle plates (4). The radiator is characterized in that, the evaporation coils (2) are made by multi-pass rotary bending of a whole continuous pipe. The phase transition radiator for a high power LED lighting lamp of the invention has good reliability, strong radiation capacity, and high radiation efficiency. Moreover, the radiator has light weight, low cost and easy manufacture.

The invention discloses an inclined hole laser cutting method and cutting device. Firstly, a plate is placed on a machining tool to be clamped; then a reference zero point of laser cutting is set, a cutting path program is written according to an inclined hole to be machined, and the cutting path program is input to the machining tool; according to the thickness of the plate, the cutting power and the cutting angle of the machining tool are set, and heat field distribution of the plate in the cutting process is established through simulation software; and finally, the machining tool is started for cutting, nitrogen is used for blowing away slag during cutting, a water mist spray head is arranged below the plate, water mist is sprayed out to cool the plate according to heat field distribution, and final cutting is completed. The water mist spray head is controlled by a plate heat field to correspondingly cool the plate, cooling uniformity is improved, deformation of the plate is avoided, compared with a traditional machining mode, loss is less, machining speed is high, efficiency is higher, control is accurate, and ideal inclined holes can be obtained in a laser cutting mode according to materials of different plate thicknesses and different materials.