Abstract: A liquid-curtain type heat dissipation structure for LiDAR onboard unmanned aerial vehicle, belonging to the field of LiDARs. The structure is used to solve the problem that the existing device onboard UAV is difficult to meet heat dissipation requirements of LiDAR onboard UAV due to limited energy source during operation. The structure is provided on a LiDAR box body, a liquid storage tank is built into the top of a box lid to store cooling liquid. Meanwhile, the liquid storage tank is provided with a vent hole and a liquid outlet, and the vent hole is used to control flow velocity of the cooling liquid. During operation, the cooling liquid flows out from the liquid outlet, is guided to a heat dissipation panel through a liquid guide groove, and is attached to a surface of a heat dissipation panel.

Abstract: A vapor chamber includes a first plate body, a second plate body, a capillary structure, and a first thin capillary layer. The second plate body is disposed below the first plate body. The first plate body and the second plate body form a closed cavity. The capillary structure is disposed within the closed cavity. The capillary structure includes at least one column and at least one strip. The at least one strip has an opposite first surface and a second surface. The first surface faces the first plate body or the second plate body, and the at least one strip has a plurality of first grooves that are recessed from the first surface toward the second surface. The first thin capillary layer is disposed between the second plate body and the capillary structure.

Abstract: The present invention relates to a cooling module including a first radiator, and a second radiator stacked and disposed at an upstream side of the first radiator based on a flow direction of cooling air, in which the first radiator includes a main inlet port connected to an engine so that a coolant is introduced through the main inlet port, a main discharge port through which the coolant is discharged, an auxiliary discharge port connected to a third radiator, which is installed at a position that does not overlap the first radiator and the second radiator in the flow direction of the cooling air, so that the coolant is discharged through the auxiliary discharge port, and an auxiliary inlet port through which the coolant is introduced, such that the first radiator may be easily connected to the third radiator, which may improve cooling performance.

Abstract: Designs and applications of a polymer heat exchanger that includes a set of polymer plates with internal flow passages configured to carry a first gas or liquid. The set of plates is organized into a stack, wherein consecutive plates in the stack are separated by fins to form intervening flow passages for a second gas or liquid. The system includes a first liquid or gas flow pathway, which flows from an inlet, through the internal flow passages, to a first liquid or gas outlet. It also includes a second liquid or gas flow pathway, which flows from an inlet, through the intervening second gas or liquid passages, to an outlet. The first liquid or gas flow pathway flows in a direction opposite to a direction of the second liquid or gas flow pathway to provide a counterflow design that optimizes heat transfer between the two flow pathways.

Abstract: A latent heat storage includes a ceramic part, formed of a polycrystalline material, and including a closed space famed therein, and a metal part provided inside the closed space, and including aluminum.

Abstract: A blade vapor chamber structure and a manufacturing method thereof are disclosed. The blade vapor chamber structure includes a vapor chamber, a thermal conductive part and a seal ring module, the vapor chamber includes a casing with a through opening; the thermal conductive part is inserted in the through opening and has a peripheral wall; the seal ring module surrounds outside of the peripheral wall and seals the through opening, and includes two ring parts and solder layer, each ring part is formed by multiple blocks, a gap is formed between two adjacent blocks, the gaps of the ring part at the upper layer and the gaps of the ring part at the lower layer are misaligned, and a solder layer is filled between two adjacent ring parts, between the ring part at the lower layer and casing, between the peripheral wall and each ring part, and in each gap.

Abstract: The present invention relates to a heat exchanger comprising: a plurality of fin tubes which have heat transfer fins integrally formed with tubes in which a refrigerant flows; and a header which is coupled to the respective one end portions of the plurality of fin tubes. The header may comprise: a header main body which has one side opened; and a sheet which is disposed on the open one side of the header main body, has formed therein a plurality of slits having the respective one end portions of the plurality of fin tubes respectively inserted therein, and forms a plurality of corrugated portions by being bent into a corrugated shape.

Abstract: An energy storage device and method based on carbon dioxide gas-liquid phase change.

Abstract: A phase change material (PCM) heat exchanger system for a rocket or other spacecraft is described. The PCM heat exchanger utilizes phase-change material to store heat absorbed from a hot working fluid. The PCM heat exchanger may be configured as an integrated modular double brazed layout that includes folded fins to distribute heat from a working fluid (e.g., hydraulic fluid) to PCM. A modular configuration may enable a heat exchanger system to be scaled up or down by adding or removing modules to meet cooling requirements for particular rockets and their flights.

Abstract: A cooling system includes a cooling channel having a nominal width and N longitudinal portions, where N is an integer greater than one. An inlet is connected to an end of a first one of the N longitudinal portions of the cooling channel. An outlet is connected to an end of a last one of the N longitudinal portions of the cooling channel. At least one U turn location connects ends of at least two middle ones of the N longitudinal portions of the cooling channel. The at least one U turn location is tapered.

Abstract: A latent heat storage includes a ceramic part, formed of a polycrystalline material, and including a closed space famed therein, and a metal part provided inside the closed space, and including copper.

Abstract: A heat discharge device having a bottom plate having a bottom and an upper surface. Heat discharge blades extend between two front faces of the bottom plate and inclinations of the heat discharge blades are configured in a way such that neighbouring heat discharge blades alternatingly approach one another and move away from each other. Neighbouring heat discharge blades are connected to one another at the end regions facing away from the upper surface of the bottom plate directly and delimit a first air flow channel. Neighbouring heat discharge blades delimit a second air flow channel, which is open at the side facing away from the upper surface of the bottom plate. The heat discharge blades have a group of air vents, wherein the first air flow channels are open at the opposite distal ends thereof and the second air flow channels are closed at the opposite distal ends thereof.

Abstract: The invention relates to an aircraft pylon comprising a cooling exchanger (10) with counterflow of a flow of hot primary air (22) by a flow of cold secondary air (24) flowing oppositely to each other in a longitudinal direction (L), characterized in that it comprises two bundles (10a, 10b) juxtaposed on both sides of a central axis (12) and each comprising a plurality of parallel longitudinal plates (15) forming a hot pass and a cold pass of the bundle, and in that one of the hot or cold passes of each bundle is supplied by a central inlet (14a) common to the two bundles (10a, 10b) and one of the hot or cold passes of each bundle opens into a central outlet (16) common to the two bundles, said inlets (14b, 14c) and outlets (16b, 16c) of the conjugate passes, referred to as side inlets and outlets, being separate and diverging laterally from said central axis (12).

Abstract: A system to provide at least one thermal refugium in a body of water. The system includes at least one enclosure configured to partially isolate at least one local volume of water, at least one heat exchanger within the enclosure, a thermal apparatus operably coupled to the heat exchanger, and a controller operably coupled to the thermal apparatus. The heat exchanger transfers heat into or out of the local volume of water. The thermal apparatus transfers the heat in and out of a fluid being circulated between the thermal apparatus and the heat exchanger. The controller is configured to control the transfer of the heat into or out of the local volume of water to maintain a local temperature in the local volume of water sustainable for wildlife living in the body of water.

Abstract: Disclosed herein is a hollow tube comprising two ends, one end adapted to receive a fluid and the other end adapted to discharge the fluid, where the hollow tube has an interior surface and an exterior surface and a curable composition is disposed about at least a portion of the exterior surface of the hollow tube, where the curable composition comprises before cure: a curable component, a thermally conductive component, a phase change material, and a cure system.

Abstract: A heat exchanger is provided that includes a heat exchanger core, an inlet manifold, and a turbulence generating structure. The inlet manifold is in fluid communication with the heat exchanger core. The inlet manifold has a fluid inlet and outlet. The turbulence generating structure is disposed adjacent to the fluid inlet, and a separation distance from the fluid outlet. The heat exchanger is configured with a fluid flow path through which a fluid flow enters the heat exchanger through the fluid inlet, encounters the turbulence generating structure and passes through the fluid outlet, and into the heat exchanger core. The turbulence generating structure is configured to produce turbulence in the fluid flow. The separation distance is long enough such that the fluid flow entering the heat exchanger core is substantially free of the turbulence.

Abstract: A heat pipe comprises a first substrate and an evaporator portion comprising a plurality of raised features on a surface of the first substrate. The heat pipe also comprises a condenser portion including a coating of an organic compound on the surface of the first substrate, wherein the coating of the organic compound on the surface of the first substrate in the condenser portion has a carbon content in a range of 1% to 15%. The heat pipe further comprises a second substrate bonded to the first substrate and a working fluid between the first substrate and the second substrate.

Abstract: A vapor chamber includes a vapor chamber body, multiple dendritic wick structures and a working fluid. The vapor chamber body includes a hollow shell and a capillary wick layer covered on an inner wall of the hollow shell. Each dendritic wick structure has a capillary base and multiple capillary branches. A side of the capillary base is sintered and connected to the capillary wick layer and another side has a convex curved portion. The multiple capillary branches are extended from and formed as one piece with the convex curved portion. The working fluid is filled in the hollow shell. Thereby, the multiple capillary branches and the convex curved portion can increase cooling surface area of the dendritic wick structure to make the vapor chamber and the dendritic wick structure have great cooling efficiency.

Abstract: A heat exchanger includes a fluid flow tube configured to allow an exchange of heat between the fluid flowing in the tube and an enclosure surrounding the tube. The enclosure is formed from two profiled bars configured to surround the tube over at least one part of its length. Each of the bars includes a recess adapted to receive the tube, and a joint surface configured to form a joint with the other profiled bar. The joint surfaces of the profiled bars form a gap therebetween. As well, the joint surfaces of the profiled bars are arranged in different planes such that the gap forms at least one baffle on each side of the tube.

Abstract: A coolant fluid manifold assembly for coupling to multiple cold plates includes a first manifold portion including a first positioning member. The manifold assembly includes a second manifold portion including a second positioning member. The second manifold portion is configured to couple to the first manifold portion. The second positioning member is configured to engage the first positioning member to correctly position the first and second manifold portions.