199results about "Heat exhanger conduits" patented technology

An air / oil heat exchanger arranged in a vein. The exchanger includes internal parietal corridors and / or external parietal corridors and central corridors, the radial height of the internal and / or external parietal corridors increasing from the inlet of the exchanger to its outlet.

Methods and apparatuses for utilizing triply periodic minimal surface structures for additive manufacturing of a thermal management system are disclosed, wherein the thermal management system comprises: a solid structure; a triply periodic minimal surface structure within the solid structure, wherein the triply periodic minimal surface structure comprises a first fluid channel and a second fluid channel; a first inlet coupled to the solid structure and configured to pass a first fluid into the first fluid channel; a second inlet coupled to the solid structure and configured to pass a second fluid into the second fluid channel; a first outlet coupled to the solid structure and configured to pass the first fluid out of the first fluid channel; and a second outlet coupled to the solid structure and configured to pass the second fluid out of the second fluid channel. Other embodiments are described and claimed.

An air / oil heat exchanger arranged in a vein. The exchanger includes parietal corridors and central passages, the radial height of the parietal corridors is less than the radial height of the central corridors at the inlet of the exchanger.

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).

Heat exchanger (50) between a first fluid (60) and a second fluid (62), in particular a turbomachine heat exchanger (50), the heat exchanger (50) comprising: a reference axis (60); a network of tubular meshes (100) comprising a multitude of meshes, each of the meshes being formed, successively along a reference direction (58), of at least two curvilinear branches, called anterior, of a junction where the two anterior branches meet, and of at least two curvilinear branches, called posterior, separating from the junction; remarkable in that the meshes are stacked in a staggered pattern, the invention also relates to a turbojet engine comprising the corresponding heat exchanger and associated manufacturing method.

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').

An air / oil heat exchanger arranged in a vein. The exchanger includes parietal corridors and central corridors, the radial height of the parietal corridors increasing from the inlet of the exchanger to its outlet.

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 is provided with: a plurality of first tubes (221) to which a refrigerant is distributed from a first tank (21); a first steering box (23) and a second steering box (24) into which the refrigerant flows from the first pipe (221); and a plurality of second pipes (251) to which the refrigerant is distributed from the second steering box (24). In an internal flow path from the plurality of first pipes (221) to the plurality of second pipes (251) through the first steering box (23) and the second steering box (24), a first region (Tc) and a second region (Tf, Tr), which have different pressure losses when a refrigerant having the same flow rate flows, are arranged side by side in the stacking direction (y).

A heat exchanger comprising a plurality of first plates and a plurality of second plates alternatingly arranged to form one or more first flow paths for a first fluid and one or more second flow paths for a second fluid. At least one thermal energy transfer device disposed in the first flow path and / or the second flow path. The at least one thermal energy transfer device comprises a sheet of material having an inflow opening, an outflow opening, a plurality of flow channels, and a flow diverter formed in the sheet between the inflow opening and the outflow opening. The flow diverter is formed at an angle to the direction of the flow of the at least one fluid from the inflow opening to the outflow opening.

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).

An aircraft heat exchanger arranged longitudinally and including a casing with an inner chamber configured so that coolant flows longitudinally from an inlet to an outlet, a plurality of laterally spaced longitudinally extending inner chamber plates, and a plurality of channels defined between contiguous plates. Each plate includes a leading edge oriented towards the inlet and configured to divert coolant towards the channels. A plurality of the plates include an inner hollow area configured to conduct a flow of hot bleed air therethrough. Leading edges of a first group of plates are arranged in a stepped pattern. A gap defined between the first group of plates and a first casing lateral wall establishes a fluid coolant communication through the first group of plates between the casing inlet and outlet. The lateral distance between each leading edge of the first group of plates and the first lateral wall decreases longitudinally.

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.

A brazed plate heat exchanger (100) comprising a plurality of first and second heat exchanger plates (110, 120), wherein the first heat exchanger plates (110) are formed with a first pattern of ridges and grooves, and the second heat exchanger plates (120) are formed with a second pattern of ridges and grooves providing contact points between at least some crossing ridges and grooves of neighbouring plates under formation of interplate flow channels for fluids to exchange heat, said interplate flow channels being in selective fluid communication through port openings. The first pattern of ridges and grooves is different from the second pattern of ridges and grooves, so that an interplate flow channel volume on one side of the first heat exchanger plates (110) is different from an interplate flow channel volume on the opposite side of the first heat exchanger plates (110), and at least some of the ridges and grooves of the first pattern extend in a first angle (β1) and at least some of the ridges and grooves of the second pattern extend in a second angle (β2) different from the first angle (β1).

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).

A heat exchanger header that is additively manufactured as a single, monolithic unit is disclosed. The heat exchanger header comprises a plurality of fluid ducts (34, 38) arranged in a branching structure such that an open space is formed within the branching structure. The heat exchanger header further comprises an overhang region spanning laterally between adjacent ones of the plurality of fluid ducts, and a primary horn (18) integrally formed with and extending from the overhang region. The heat exchanger header further comprises at least one secondary horn (20) integrally formed with and extending from a fluid duct of the plurality of fluid ducts, and a sacrificial support structure (22) extending between the primary horn and the at least one secondary horn within the open space and configured to provide support for the overhang region during additive manufacturing of the heat exchanger header

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.