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30results about How to "Suitable for cooling" patented technology

Plate-type pulsating heat pipe with double-side grooves

The invention relates to a plate-type pulsating heat pipe with double-side grooves, comprising a casing and a bent plate. The cross section of casing is a rectangular closed box; the bent plate is a curved plate formed by a periodical winding shape, and the cross section of the bent plate is shaped like continuous triangles, or sinuidal or others periodic winding; the bent plate is inserted in the casing, and a plurality of pulsating grooves are formed between the bent plate and the inner surface of the casing, bent edges of the bent plate and the inner surface of the casing are connected through discontinuous spot welding, and slit communication is formed between the adjacent grooves; and the casing is closed, vacuumized and filled with working mediums. The plate-type pulsating heat pipe with the double-side grooves integrates the pulsating, flat plate, capillary and strengthening heat transfer and has excellent heat dissipation and cooling performances; the equivalent thermal conductive coefficient of the plate-type pulsating heat pipe with the double-side grooves is higher than that of an aluminum extruded heat radiator by more than two orders of magnitude and 2-3 times that of a related flat heat pipe; an excellent heat dissipation function is also provided by horizontal installation due to capillary grooves, and the application is facilitated. Therefore, the plate-type pulsating heat pipe with the double-side grooves is particularly suitable for heat dissipation and cooling of various chips and electronic components.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Gas-liquid two-phase mixed jet micro-channel heat sink

The invention provides a gas-liquid two-phase mixed jet micro-channel heat sink. The heat sink comprises an upper cover plate, a gas-liquid mixed jet structure, a micro-channel plate, a heater and a base, wherein the gas-liquid two-phase mixed jet structure comprises a cooling liquid inlet, a cross-flow liquid inlet, a jet entry cavity, jet holes and a gas-liquid mixed flow outlet. Cooling liquidfirst flows in from the cooling liquid inlet, a part flows to the micro-channel plate through the cross-flow liquid inlet to form cross-flow liquid for heat exchange, and the other part flows to the jet entry cavity, mixes with gas flowing in from an inlet port, then is jet to the micro-channel plate through the jet holes for heat exchange, and is simultaneously mixed with the cooling liquid flowing from the cross-flow liquid inlet to micro-channels, so that the cooling liquid in the micro-channels is disordered, and finally flows out from the gas-liquid mixed flow outlet. The cross-flow liquid in the micro-channels is impacted by gas-liquid two-phase mixed jet to realize enhanced heat transfer and suppress micro-channel boiling instability. In addition, the heat sink also has the characteristics of compact structure, small size, simple manufacturing process and the like.
Owner:XIAMEN UNIV +1

Single-sided corrugated plate type pulsating heat pipe

The invention discloses a single-sided corrugated plate type pulsating heat pipe which comprises a bottom plate, a corrugated plate and a first communication cavity and is characterized in that: the bottom plate is a plane metal plate; one end of the bottom plate is provided with the first communication cavity in sealed connection with the bottom plate; the section of the corrugated plate is of a continuous triangular shape, sinusoidal shape or other periodical curve shape; the two ends along the extension direction of the wave of the corrugated plate are in sealed connection with the bottom plate; one end vertical to the extension direction of the wave of the corrugated plate is in sealed connection with the first communication cavity, and the other end is in sealed connection with the bottom plate; two adjacent troughs of the corrugated plate are welded on the bottom plate through spot welding to form multiple pulsating channels vertical to the extension direction of the wave of the corrugated plate; and adjacent channels are communicated through hair cracks. The equivalent coefficient of heat conductivity of the single-sided corrugated plate type pulsating heat pipe is two orders of magnitude higher than that of an aluminum extruded radiator and 2-3 times higher than that of the related flat heat pipe; and the single-sided corrugated plate type pulsating heat pipe can be horizontally mounted and is particularly suitable for recycling the ventilation energy of an air conditioner as well as radiating and cooling electronic devices.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Environment-friendly multifunctional aquaculture device

The invention discloses an environment-friendly multifunctional aquaculture device. The environment-friendly multifunctional aquaculture device comprises an aquaculture pond, wherein a detection device is arranged on the inner wall of the rear side of the aquaculture pond; the other end of the detection device is connected with a nutrient solution supplementing box; a sterilizing device is arranged on the inner wall of each of the left side and the right side of the aquaculture pond; a branch air pipe is connected to an aerator pipe at each of the four corners of the inner bottom of the aquaculture pond; the other end of each of the two branch air pipes on the left side and the right side of the aquaculture pond communicates with a main air pipe; the other end of each of the main air pipes is connected with a fan; a drain outlet in the middle of each of the left side and the right side of a sewage sump at the inner bottom of the aquaculture pond is connected with a blow-down branch; the other end of each blow-down branch is connected with a blow-down header pipe; the other end of the blow-down header pipe is connected to the upper part of a bio-purification pond; the lower part of the bio-purification pond is connected with a circulating pipe; and the other end of the circulating pipe communicates with the aquaculture pond. The environment-friendly multifunctional aquaculture device has diversified functions, can provide a favorable environment for aquaculture products, the aquaculture difficulty is reduced, benefits are improved, and popularization is facilitated.
Owner:谢永容

Cell freezing apparatus

The invention relates to a cell freezing device. It comprises temperature control pipe and temperature checking device installed on sample shelf on low- temperature box. It is characterized in that: temperature control pipe is composed of copper pipe, insulating layer and electrical heating wire; copper pipe is installed on sample pipe, the out of copper pipe is covered with insulating layer, the insulating layer is wound with electrical heating wire; temperature control device comprises temperature data gathering device and temperature control device, temperature data gathering device includes temperature control pipe, thermal couple; thermal couple is inserted into temperature control pipe, the thermal electic signal of thermal couple controls electrical heating wire after passing through temperature control pipe. The device can solve problems of biological cell temperature reduction and temperature recover control, and is characterized by high sample temperature evenness, effective temperature recover device, fast and in time response, low production cost, convenient operation, and wide application for programme temperature reduction and recover for various biological materials low- temperature restorage.
Owner:RUIJIN HOSPITAL AFFILIATED TO SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE +1

Plate-type pulsating heat pipe with double-side grooves

The invention relates to a plate-type pulsating heat pipe with double-side grooves, comprising a casing and a bent plate. The cross section of casing is a rectangular closed box; the bent plate is a curved plate formed by a periodical winding shape, and the cross section of the bent plate is shaped like continuous triangles, or sinuidal or others periodic winding; the bent plate is inserted in the casing, and a plurality of pulsating grooves are formed between the bent plate and the inner surface of the casing, bent edges of the bent plate and the inner surface of the casing are connected through discontinuous spot welding, and slit communication is formed between the adjacent grooves; and the casing is closed, vacuumized and filled with working mediums. The plate-type pulsating heat pipewith the double-side grooves integrates the pulsating, flat plate, capillary and strengthening heat transfer and has excellent heat dissipation and cooling performances; the equivalent thermal conductive coefficient of the plate-type pulsating heat pipe with the double-side grooves is higher than that of an aluminum extruded heat radiator by more than two orders of magnitude and 2-3 times that ofa related flat heat pipe; an excellent heat dissipation function is also provided by horizontal installation due to capillary grooves, and the application is facilitated. Therefore, the plate-type pulsating heat pipe with the double-side grooves is particularly suitable for heat dissipation and cooling of various chips and electronic components.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Intermediate-frequency furnace bottom waste purifying smelting device and operation method

The invention relates to the technical field of purifying smelting devices, in particular to an intermediate-frequency furnace bottom waste purifying smelting device and an operation method. The intermediate-frequency furnace bottom waste purifying smelting device comprises a purifying smelting device body, an operation table and an electric control box; and the electric control box is welded to one side of the operation table, and an upper top cover is arranged on the top of the purifying smelting device body, arranged in the purifying smelting device body in an embedded mode and movably connected with the purifying smelting device body through threads. According to the intermediate-frequency furnace bottom waste purifying smelting device, an electrical valve is mounted in the middle position of the smelting furnace bottom, the top of the electrical valve is formed by splicing of a plurality of refractor bricks, the role of protecting of the electrical valve is realized, meanwhile, smelted waste can flow from a guiding tube at the bottom of the electrical valve into a collecting vessel, and then the collecting vessel is taken out by opening a double door; and meanwhile, a coolingpipe is further arranged in the purifying smelting device body, in this way, a suitable temperature for cooling can be ensured, cracking of the furnace bottom does not occur, and the furnace bottom isprotected.
Owner:民乐县锦世建材新材料有限责任公司

Single-sided corrugated plate type pulsating heat pipe

The invention discloses a single-sided corrugated plate type pulsating heat pipe which comprises a bottom plate, a corrugated plate and a first communication cavity and is characterized in that: the bottom plate is a plane metal plate; one end of the bottom plate is provided with the first communication cavity in sealed connection with the bottom plate; the section of the corrugated plate is of acontinuous triangular shape, sinusoidal shape or other periodical curve shape; the two ends along the extension direction of the wave of the corrugated plate are in sealed connection with the bottom plate; one end vertical to the extension direction of the wave of the corrugated plate is in sealed connection with the first communication cavity, and the other end is in sealed connection with the bottom plate; two adjacent troughs of the corrugated plate are welded on the bottom plate through spot welding to form multiple pulsating channels vertical to the extension direction of the wave of thecorrugated plate; and adjacent channels are communicated through hair cracks. The equivalent coefficient of heat conductivity of the single-sided corrugated plate type pulsating heat pipe is two orders of magnitude higher than that of an aluminum extruded radiator and 2-3 times higher than that of the related flat heat pipe; and the single-sided corrugated plate type pulsating heat pipe can be horizontally mounted and is particularly suitable for recycling the ventilation energy of an air conditioner as well as radiating and cooling electronic devices.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

A microchannel heat sink with gas-liquid two-phase mixed injection

The invention provides a gas-liquid two-phase mixed jet micro-channel heat sink. The heat sink comprises an upper cover plate, a gas-liquid mixed jet structure, a micro-channel plate, a heater and a base, wherein the gas-liquid two-phase mixed jet structure comprises a cooling liquid inlet, a cross-flow liquid inlet, a jet entry cavity, jet holes and a gas-liquid mixed flow outlet. Cooling liquidfirst flows in from the cooling liquid inlet, a part flows to the micro-channel plate through the cross-flow liquid inlet to form cross-flow liquid for heat exchange, and the other part flows to the jet entry cavity, mixes with gas flowing in from an inlet port, then is jet to the micro-channel plate through the jet holes for heat exchange, and is simultaneously mixed with the cooling liquid flowing from the cross-flow liquid inlet to micro-channels, so that the cooling liquid in the micro-channels is disordered, and finally flows out from the gas-liquid mixed flow outlet. The cross-flow liquid in the micro-channels is impacted by gas-liquid two-phase mixed jet to realize enhanced heat transfer and suppress micro-channel boiling instability. In addition, the heat sink also has the characteristics of compact structure, small size, simple manufacturing process and the like.
Owner:XIAMEN UNIV +1
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