111results about "Heat exhanger conduits" patented technology

The present disclosure provides a heat exchanger (100) for a heating, ventilation, and / or air conditioning (HVAC) system (30), the heat exchanger comprising: a header (106) having a longitudinal axis (160); a first plurality (114) of microchannel tubes (102) coupled to the header (106), wherein each microchannel tube (102) of the first plurality (114) of microchannel tubes (102) has a first width (150); and a second plurality (116) of microchannel tubes (102) coupled to the header (106), wherein each microchannel tube (102) of the second plurality (116) of microchannel tubes (102) has a second width (152) that is greater than the first width (150).

A heat exchanger package comprises flow plates (1, 1') which incorporate a working fluid flow area, and inlet openings (A, B) and outlet (A', B') openings for the working fluids. The working fluid flow area is connected to the inlet openings (A, B) and outlet openings (A', B') for a given working fluid, and the flow plates (1, 1') are arranged alternately with respect to each because of the working fluid flowing through them. The inlet openings (A, B) comprise a main inlet opening (1A, 1B) connected to intermediate inlet openings (2A, 2B), and, respectively, the outlet openings (A', B') comprise a main outlet opening (1A', 1B') connected to intermediate outlet openings (2A', 2B'), where the area of the working fluid flow incorporates channels (4, 4') connecting the intermediate inlet openings (2A, 2B) to the intermediate outlet openings (2A', 2B').

A heat exchanger includes an enclosure with distinct inlets and outlets for hot and cold fluids. The enclosure also houses a heat exchanger core, which includes a partition defining sets of hot and cold fluid channels. This partition features a common boundary between a cold fluid channel and a hot fluid channel facilitating heat exchange between the hot and cold fluids. The partition is designed such that at least some cold fluid channels exhibit variations in the common boundary's area per unit length along their extensions. These changes are designed to promote a predetermined and optimized heat exchange between the cold and hot fluids, increasing heat exchanger's efficiency and offering enhanced thermal performance in a compact and well-structured configuration.

The invention relates to a cooling device and a cooling unit. A cooling device according to one embodiment of the present disclosure is provided with a cover, a first elbow, a second elbow, a first flow path pipe, and a second flow path pipe. The cover has a first opening and a second opening through which a refrigerant flows on the first surface. The first bend is located on the first face and connected with the first opening. The second bend is located on the first face and connected with the second opening. The first flow path pipe is located on the first face and connected with the first elbow. The second flow path pipe is located on the first face and connected with the second elbow. When viewed from a direction orthogonal to the first surface, the first flow path pipe linearly extends in a direction inclined with respect to the flow path direction of the second elbow at a position adjacent to the second elbow, or the second flow path pipe bends in a direction away from the first elbow at a position adjacent to the first elbow.

A cryogenic cooling system is provided comprising one or more heat exchangers 200 that are thermally coupled to a target assembly 11-13 and fluidly coupled to a helium refrigeration plant. Each heat exchanger 200 comprises a stack of plates 208, wherein the plates are profiled to form channels 212 between each adjacent plate, the channels 212 for conveying supercritical helium between an inlet 202 and an outlet 204 of the heat exchanger 200.

The invention relates to a hybrid heat exchanger comprising a 3D-printed central section (1) optimized for high-temperature heat transfer and surrounded by a tubular section (2) designed for lower-temperature heat transfer. The central section is integrated within the tubular section, thereby optimizing heat transfer while reducing production and operating costs. The 3D-printed central section may include finned layers and triply periodic minimum surface area (TPMS) structures to increase the exchange surface area and improve thermal efficiency. The tubular section may consist of several tubes (smooth, corrugated, or finned) arranged around the central section. The assembly is designed for a coaxial arrangement, ensuring uniform distribution of the heat transfer fluid and mechanical or welded fastening.The invention also minimizes heat loss through an optimized configuration and uses different materials adapted to the thermal conditions of each section. A manufacturing process for this hybrid heat exchanger is also described, including additive manufacturing by laser melting and assembly of components by vacuum brazing or welding. [Fig. 2]

A heat exchanger includes a first manifold having an inlet opening and a second manifold having an outlet opening. A group of conduits fluidly connect the first manifold and the second manifold to one another such that a flow path is established for liquid to flow from the inlet opening to the outlet opening. The flow path includes a select portion that extends through all conduits within the group of conduits. Valves are located in the first manifold and the second manifold. The valves are operable to change the select portion of the flow path from between a first state, wherein the conduits within group of conduits are fluidly connected in parallel with one another, and a second state, wherein the conduits within the group of conduits are fluidly connected in series with one another.

A method for producing a workpiece using a beam melting process, comprising the following steps: application (10) of a layer of melting material; initial exposure (12) of the layer of melting material controlled by first control data defining a first layer (41) of the workpiece; after the first exposure, application (14) of a further layer of melting material; exposure (16) of the further layer of melting material controlled by second control data defining a second layer (42) of the workpiece, wherein the first control data are defined such that the first layer (41) of the workpiece has a first structure (31) in a first area (21) and a second structure (32) in a second area (22);and wherein the second control data are defined such that the second layer (42) of the workpiece has the second structuring (32) or a third structuring (33) in the first area (21) and has the first structuring (31) or the third structuring (33) in the second area (22), wherein the first area (21) is different from the second area (22), and wherein the first structuring (31) is different from the second structuring (32), or wherein the third structuring (33) is different from the first structuring (31) and the second structuring (32).

The invention relates to a heat exchanger / reactor or heat exchanger comprising: - a main body (1) having, over at least one axial portion thereof, the general shape of a cylinder of revolution about a central axis (Y), the body (1) comprising: • a primary circuit comprising a plurality of primary layers (10) each comprising at least one primary channel (12), • a secondary circuit (25) comprising a plurality of secondary layers (20) each comprising at least one secondary channel (22), the secondary channel (22) extending longitudinally in a radial direction towards the side wall (4) of the body (1), and • a plurality of isthmuses (30), wherein the primary and secondary layers, separated by isthmuses, are distributed among a plurality of sectors (40), at least one of which sectors (40) comprises • a primary layer extending radially along a non-rectilinear primary axis of extension (Yp), and • a secondary layer extending along a non-rectilinear secondary axis of extension (Ys).

Heat exchange plate, battery pack, and vehicle. The heat exchange plate includes a first interface, a second interface, and a flow path communicating with the first interface and the second interface. The heat exchange plate is configured to exchange heat for a battery, and the flow path is configured to circulate a working medium. When the heat exchange plate is used to cool the battery, the working medium flows into the flow path from the first interface and flows out from the second interface. When the heat exchange plate is used to heat the battery, the working medium flows into the flow path from the second interface and flows out from the first interface.

The invention relates to a surface heat exchanger, in particular for an aircraft nacelle, comprising a first metal sheet (2) and a second metal sheet (3) assembled together and a plurality of distribution channels (4) for a fluid arranged between the first metal sheet (2) and the second metal sheet (3), the exchanger further comprises an inlet interface (5) and an outlet interface (6) for the fluid. The exchanger further comprises distribution means defining, for each distribution channel (4), a flow cross-section of a fluid through which each of the distribution channels (4) is connected to the inlet interface (5) and the outlet interface (6), the distribution channels (4) being distributed over the entire periphery of the inlet interface (5) and / or the outlet interface (6).

The present invention provides a cooling device and cooling unit that suppress deformation of the flow channel pipe due to the heat generated when joining the elbows of the cooling device. [Solution] The cooling device 100 comprises a cover 10, a first elbow 20, a second elbow 30, a first flow channel pipe 40, and a second flow channel pipe 50. The cover has a first opening 13 and a second opening 14 on its first surface 11 through which the refrigerant flows. The first elbow is located on the first surface and is connected to the first opening. The second elbow is located on the first surface and is connected to the second opening. The first flow channel pipe is located on the first surface and is connected to the first elbow. The second flow channel pipe is located on the first surface and is connected to the second elbow. When viewed from a direction perpendicular to the first surface, the first flow channel pipe extends linearly in a direction inclined with respect to the flow direction of the second elbow at a position close to the second elbow, and the second flow channel pipe bends in a direction away from the first elbow at a position close to the first elbow.

The present disclosure discloses a kind of vapor chamber and electronic equipment, belong to heat dissipation technical field.The vapor chamber includes shell, first capillary structure and working substance;First capillary structure and working substance are located in shell, and the area of the projection of first capillary structure on the first inner surface of shell is less than the area of first inner surface, there is cavity in shell, and the working substance in liquid state is located in first capillary structure, and the working substance in gaseous state is located in cavity;The area in shell includes first area and second area, first capillary structure includes the first part located in first area and the second part located in second area, second part includes stem structure and branch structure, branch structure includes at least one branch, and each branch is in contact with stem structure or close to stem structure.By using the present disclosure, liquid working substance in second area can be absorbed in first capillary structure as much as possible, to avoid the ice formation of liquid working substance not absorbed at low temperature, and to avoid the bulging of shell.

A method can comprise dividing a heat exchanger design into a plurality of modules (10), the plurality of modules (10) arranged in a grid, each module in the plurality of modules (10) including: a first fluid conduit (161) defining an inlet (1611), an outlet (1612), and a heat-transfer surface (602), and a first flow direction, and a second fluid conduit (162) defining a second inlet, a second outlet, a second heat-transfer surface, and a second flow direction, the second flow direction different from the first flow direction; and determining a heat-transfer augmenter arrangement (1161) for the first fluid conduit (161) and the second fluid conduit (162) of each module in the plurality of modules (10) based on a stress threshold of the module (16) in the plurality of modules (10).

A heat exchanger includes a first header (120) including a fluid inlet and a second header (122) positioned downstream of the first header (120) with respect to a first flow path of a first fluid and including a fluid outlet. The heat exchanger further includes a core extending from the first header (120) to the second header (122) and a mount structure (226) extending between the first header (120) and the second header (122). The core includes a plurality of core tubes. The mount structure (226) is integrally formed with a subset group of diverted tubes of the plurality of core tubes and includes one or more internal flow passages that are connected to the subset group of diverted tubes such that the one or more internal flow passages are in flow communication with the first header (120) and the second header (122) in parallel to a non-diverted portion of the core.

A partitioning member (5) is arranged between a plate stack (30) and a refrigerant inlet (21). The partitioning member (5) extends along a first direction that is a stacking direction of the plate stack (30). The partitioning member (5) has a plurality of communication holes (50). The plurality of communication holes (50) are open toward the plate stack (30) at positions facing the central heat exchange section (35), the first heat exchange section (36), and the second heat exchange section (37).

The invention relates to a cooling plate (1) for temperature control of electrical and / or electronic components, comprising a plate body (2), a channel system (4) formed between a plate top and a plate bottom in the plate body (2) for guiding a coolant (5), a coolant inlet (6) and a coolant outlet (7), wherein the channel system (4) connects the coolant inlet (6) with the coolant outlet (7), wherein, in a projection oriented perpendicular to a plate plane (3), a cooling surface (8) of the channel system (4) through which the coolant (5) flows defines a cooling surface area (10) relative to a plate surface (9) formed by the plate body (2), wherein the channel system (4) has an inlet region (11) having the coolant inlet (6) and an outlet region (12) having the coolant outlet (7), wherein the channel system (4) is configured such thatthat the cooling surface area (10) in the inlet area (11) is smaller than in the outlet area (12).

A tube bundle heat exchanger (10) includes a flow space for a first heat exchange medium; and a plurality of heat exchange tubes (38, 40) for a second heat exchange medium, wherein the plurality of heat exchange tubes (38, 40) extends at least partially across the flow space, wherein the plurality of heat exchange tubes (38, 40) comprises at least a first plurality of tubes (38) having a first diameter and a second plurality of tubes (40) having a second diameter different from the first diameter.

We provide heat pipes that can be advantageously used to cool PCBs, many types of devices, and systems. [Solution] (a) at least one closed pipe, including (i) a condenser section 13, (ii) a first evaporator section 12A in fluid communication with the condenser section, and (iii) at least a second evaporator section 12B in fluid communication with the condenser section; (b) a refrigerant contained in the heat pipe 10; (c) at least a first liquid flow path leading a first portion of the liquid refrigerant condensed in the condenser section to the first evaporator section; and (d) at least a second liquid flow path leading a second portion of the liquid refrigerant condensed in the condenser section to the second evaporator section, the second evaporator section holding the liquid refrigerant in a different position from the first evaporator section, including a reservoir.

Disclosed are a heat exchanger fin, a heat exchanger, an indoor unit and an air conditioner. The heat exchanger fin comprises: a fin body (1), wherein the fin body comprises an air outlet contour line (13) arranged on one side and an air inlet contour line (12) arranged on the other side; a plurality of refrigerant pipe mounting holes (11) are provided in the fin body (1); and on a straight line where the curvature radius of the air outlet contour line (13) of the fin body (1) is located, or on a straight line where the curvature radius of the air inlet contour line (12) of the fin body (1) is located, the distance between the air inlet contour line (12) and the air outlet contour line (13) of the fin body (1) is gradually reduced from the middle to two ends of the heat exchanger fin.

An improved baffle assembly for heat exchanger tubes comprising a shaft and at least one opposing pair of expanding baffles positioned coaxially on the shaft, each expanding baffle comprising a central hub portion and a plurality of extension portions each radiating outward from the hub portion at complementary oblique angles so that the central hub portions of each baffle are spaced apart along the shaft and the distal ends of the extension portions of each baffle are brought into physical contact.

A heat exchanger includes a first header including a fluid inlet, a second header positioned downstream of the first header with respect to a first internal fluid flow path of a first fluid and including a fluid outlet, and a core extending from the first header to the second header. The core includes a plurality of flow-modifying core tubes that are shaped, angled, and / or arranged to modify flow through the heat exchanger along a second external fluid flow path. The plurality of flow-modifying core tubes includes airfoil tubes with corresponding airfoil cross-sections.

A fluid control device includes a housing having a plurality of surfaces that define a cavity within the housing. The housing includes an inlet to receive a fluid mixture and an outlet to direct the fluid mixture out of the housing. The fluid mixture includes a fluid combined with debris. An array of structures is disposed within the cavity and includes a plurality of structures. Each of the plurality of structures includes a first surface coupled with an inner surface of the housing and a second surface disposed a distance away from the inner surface of the housing. The array of structures includes a first portion and a second portion. The first portion is configured to interfere with the fluid mixture to separate at least some of the debris from the fluid, and the second portion is configured to direct the fluid and at least some of the debris toward the outlet.

Thermal regulation device (1) for an electrical energy storage member (100), comprising at least a support plate (6) and a distribution plate (8) secured to each other so as to delimit between them ducts (10) for circulating a refrigerant, the thermal regulation device (1) being characterized in that the support plate (6) and the distribution plate (8) are two substantially planar plates secured to each other by means of ribs (18) extending perpendicularly to each of the plates (6, 8), at least one of the circulation ducts (10) being delimited transversely, on at least one side, by a set (19) of two parallel ribs (18).

Heat exchange plate (2), battery pack, and vehicle. The heat exchange plate (2) has a heat exchange area (203) and a battery area (204), where the heat exchange area (203) is arranged around the battery area (204), and a flow path (21) configured such that the heat exchange working medium can flow through the flow path (21) and is arranged within the heat exchange plate (2). The first flow path (100) is located in the heat exchange area (203), and the second flow paths (200, 300, 400) are distributed in the battery area (204).

A heat exchanger includes a core capable of exchanging heat between a plurality of fluids. The core includes a core outer peripheral wall forming an outer surface and one unit structure or a plurality of unit structures arranged inside the outer peripheral wall.The unit structure includes a plurality of flow paths formed to extend in a predetermined direction as a whole, and a partition wall separating the plurality of flow paths from each other. The plurality of flow paths include a first flow path(s) in which a first fluid flows, and a second flow path(s) in which a second fluid flows to exchange heat to / from the first fluid through the partition wall. The partition wall includes a division wall part(s). The division wall part(s) has / have a twisted shape that rotates about a rotation center axis extending in the predetermined direction in accordance with a position in the predetermined direction, and is / are formed to extend in a spiral shape from the rotation center axis in a cross section perpendicular to the predetermined direction.

The invention relates to a surface heat exchanger (20), in particular for an aircraft nacelle, comprising a first metal sheet (2) and a second metal sheet (3) that are joined together, and a plurality of distribution channels (4) for a fluid which are arranged between the first metal sheet (2) and the second metal sheet (3), the exchanger further comprising fluid inlet (5) and outlet (6) interfaces. The exchanger further comprises fluid distribution means which define, for each distribution channel (4), a fluid flow section, each of the distribution channels (4) being connected to the inlet (5) and outlet (6) interfaces by such a flow section, the distribution channels (4) being distributed over the entire periphery of the inlet interface (5) and / or of the outlet interface (6).

A double pipe is configured with an inner pipe (3) inside an outer pipe. The double pipe is used to perform heat exchange between a fluid flowing inside the inner pipe (3) and a fluid flowing between the inner pipe (3) and the outer pipe. In a straight pipe portion of the double pipe, the inner pipe (3) has a plurality of convex portions (31) bent in a manner projecting toward an outer peripheral side and extending in a length direction. The convex portions (31) are displaced in a spiral shape in the length direction of the double pipe. In the straight pipe portion, an inner peripheral surface of the outer pipe is in contact with the convex portions (31) of the inner pipe (3), and an outer side flow path divided into a plurality of portions in a peripheral direction is formed between the outer pipe and the inner pipe (3). In a cross section of the straight pipe portion orthogonal to the length direction, when a maximum depth of each of the outer side flow paths is set as D [mm] and a circular arc length in the peripheral direction is set as L [mm], an average value of values of D / L of all the outer side flow paths is greater than 0.09 and less than 0.20.

A gas treatment component includes a cross-flow heat exchanger and a counter-flow heat exchanger arranged in series with the cross-flow heat exchanger. The cross-flow heat exchanger and the counter-flow heat exchanger each include a core having a stack of heat exchanger plates, and the heat exchanger plates of the cross-flow heat exchanger form first channels for a first gas flow passing the cross-flow heat exchanger and form second channels for a second gas flow passing the cross-flow heat exchanger. A first distance between neighbouring heat exchanger plates forming the first channels is smaller than a second distance between neighbouring heat exchanger plates forming the second channels. The cross-flow heat exchanger includes a second outlet for the second gas flow to leave the cross-flow heat exchanger and a deflector plate for deflecting a portion of the second gas flow leaving the cross-flow heat exchanger at the second outlet.