Abstract: The invention relates to a temperature control device, in particular a cooling device, for an electrical component that is capable of releasing heat during its operation, in particular for an electrical energy storage module. The device has a first outer plate and a second outer plate, as well as a central member arranged between the two outer plates. The central member includes reliefs arranged in order to form, with the outer plates, at least two layers of circulation channels for a heat-transfer fluid. The layers are located on either side of the central member and have the same heat-transfer fluid circulation direction.

Abstract: The invention relates to an electrical energy storage device intended for a vehicle, including at least one casing in which there are housed at least two electrical energy storage cells and at least one heat exchanger configured to effect heat exchange between a coolant designed to circulate in the at least one heat exchanger and the electrical energy storage cells. The heat exchanger includes at least one coolant releasing member configured to release the coolant in the casing.

Abstract: The invention relates to a temperature control device, in particular a cooling device, for an electrical component prone to releasing heat during operation, in particular for an electrical energy storage module, said device comprising an upper plate and a lower plate that is assembled with said upper plate to jointly form a plurality of ducts for the circulation of a heat transfer fluid, in particular a refrigerant fluid, in particular a fluid selected from the refrigerant fluids R134a, R1234yf and R744; in said device, the ducts are grouped into groups of ducts, the ducts of a group extending substantially parallel to one another at a predetermined ‘intra-group distance’ between neighboring ducts; two groups of ducts in which the fluid flows in the same direction being separated from each other by at least one group of ducts in which the fluid flows in the opposite direction, wherein the device comprises a connector (550).

Abstract: The invention relates to a connection interface (20) for a connection assembly (10) for connecting refrigerant tubes in a cooling assembly of a motor vehicle electrical storage device, the connection assembly (10) comprising at least one flange (18) made integral with a heat exchange member (4), said connection interface (20) being arranged at end portions (24) of refrigerant fluid tubes to be connected to said heat exchange member, characterised in that the connection interface (20) comprises a first portion (50) integral with the end of each of the tubes (12) and a second portion (52) mounted freely around the tubes, the second portion comprising openings (64, 66) for passing the tubes dimensioned to allow a clearance for relative movement therebetween of the two portions (50, 52) of the connection interface (20), at least in a plane perpendicular to a direction of elongation of the end portions of the tubes, the connection interface (20) being configured to engage with a securing member (36) capable of set

Abstract: The invention relates to a temperature control device, in particular a cooling device, for an electrical component prone to releasing heat during operation, in particular for an electrical energy storage module, said device comprising an upper plate and a lower plate that is assembled with the upper plate to jointly form a plurality of ducts for a heat transfer fluid, in particular a refrigerant fluid, in particular a fluid chosen from the refrigerant fluids R134a, R1234yf and R744; in said device, the ducts are grouped into groups of ducts, the ducts of a group extending substantially parallel to one another at a predetermined intra-group distance between neighboring ducts; two groups of ducts in which the fluid flows in the same direction are separated from each other by at least one group of ducts in which the fluid flows in the opposite direction, the device comprising a connector (550).

Abstract: The invention relates to an evaporator (111), notably for a motor vehicle air conditioning circuit (100), comprising a stack of plates forming tubes (300) for the circulation of a refrigerant fluid together delimiting air passages to cool an air flow (250) flowing through said passages through the evaporator (111). According to the invention, at least one of said tubes (300) has a single flow path (315a, 315b, 315c) for said refrigerant fluid between an inlet orifice (310) and an outlet orifice (320), said flow path (315a, 315b, 315c) comprising a plurality of successive passes, said inlet orifice (310) of said at least one tube (300) being in fluid communication with a refrigerant fluid inlet port (210) of said evaporator (111), and said outlet orifice (320) of said at least one tube (300) being in fluid communication with a refrigerant fluid outlet port (220) of said evaporator (111).

Abstract: The present invention relates to a tube (1) with a reservoir of phase-change material for a heat exchange bundle (100) of a heat exchanger, said tube (1) with a reservoir of phase-change material including: two flow plates (3) which are configured to be assembled with one another in a fluid-tight fashion and form at least one duct (31) in which a first heat-transfer fluid flows between said flow plates (3), at least one reservoir plate (5) including cavities (51), said reservoir plate (5) being configured so that it can be assembled in fluid-tight fashion on an external face of one of the two flow plates (3) so as to close the cavities (51) and form housings for the phase-change material, said cavities (51) projecting from the external face of the reservoir plate (5) so that that a second heat-transfer fluid can circulate between said cavities (51).

Abstract: A tube (13) has a container of phase change material M for a heat exchange bundle (3) of a heat exchanger (1) of an air conditioning system of a passenger compartment of a vehicle. The tube (13) includes a first plate (15) configured to form a first outer surface (17) of the tube (13), a second plate (19) configured to be sealingly assembled with the first plate (15) and to form a second outer surface (21) opposite the first outer surface (17), and an intermediate plate (23) configured to be sealingly assembled with the first and second plates (15, 19), between the latter, and to define on either sides thereof at least one channel (9) for the flow of a coolant F into the bundle (3) and at least one recess (25) for the phase change material M. The invention also relates to a heat exchange bundle and to a method for assembling a heat exchanger including the tube (13).

Abstract: The evaporator (12) for a motor vehicle air conditioning device comprises at least one refrigerant tube (22, 22A) intended to allow the circulation of a refrigerant fluid and at least one storage member (10) comprising at least one housing (16, 20) comprising a material referred to as a thermal storage material (21) intended to store frigories and release them to a ventilation fluid intended to circulate towards an interior of the vehicle. The housing (16) has a substantially hemispherical shape.

Abstract: A heat exchanger (1) for a motor vehicle includes a plurality of tubes (2) arranged in a first and a second row (3A, 3B); a first and a second header tank (4, 5) inside which tanks (4, 5) the tubes (2) of each of the rows (3A, 3B) emerge; and a longitudinal dividing partition (16) arranged in the first header tank (4) to divide the first header tank (4) longitudinally into refrigerant inlet and outlet compartments (17, 18) into which the tubes (2) of the first row (3A) and of the second row (3B) emerge. The longitudinal dividing partition (16) includes a plurality of transverse dividing partitions (27) arranged in the second header tank (5) to divide the second header tank (5) transversely into a plurality of return compartments (28) into which at least one tube (2) of each of the rows (3A, 3B) emerges.

Abstract: The invention relates to a heat-exchanger for an air-conditioning circuit that includes a first pipe (110) defining a path for a flow of fluid, the first pipe being spirally wound about a so-called exchanger axis (A). According to the invention, the heat exchanger (9) further includes at least one second pipe (120a, 120b) defining a path for a flow of a second fluid, said second pipe being provided against a surface of the first pipe (110) and spirally wound together with said first pipe (110) about said axis (A). The invention can be used in air-conditioning circuits operating with a super-critical coolant, in particular carbon dioxide (CO2).

Abstract: The present invention relates to a tube (1) with a reservoir of phase-change material for a heat exchange bundle (100) of a heat exchanger, said tube (1) with a reservoir of phase-change material including: two flow plates (3) which are configured to be assembled with one another in a fluid-tight fashion and form at least one duct (31) in which a first heat-transfer fluid flows between said flow plates (3), at least one reservoir plate (5) including cavities (51), said reservoir plate (5) being configured so that it can be assembled in fluid-tight fashion on an external face of one of the two flow plates (3) so as to close the cavities (51) and form housings for the phase-change material, said cavities (51) projecting from the external face of the reservoir plate (5) so that that a second heat-transfer fluid can circulate between said cavities (51).

Abstract: The evaporator (12) for a motor vehicle air conditioning device comprises at least one refrigerant tube (22, 22A) intended to allow the circulation of a refrigerant fluid and at least one storage member (10) comprising at least one housing (16, 20) comprising a material referred to as a thermal storage material (21) intended to store frigories and release them to a ventilation fluid intended to circulate towards an interior of the vehicle. The housing (16) has a substantially hemispherical shape.

Abstract: A tube (13) has a container of phase change material M for a heat exchange bundle (3) of a heat exchanger (1) of an air conditioning system of a passenger compartment of a vehicle. The tube (13) includes a first plate (15) configured to form a first outer surface (17) of the tube (13), a second plate (19) configured to be sealingly assembled with the first plate (15) and to form a second outer surface (21) opposite the first outer surface (17), and an intermediate plate (23) configured to be sealingly assembled with the first and second plates (15, 19), between the latter, and to define on either sides thereof at least one channel (9) for the flow of a coolant F into the bundle (3) and at least one recess (25) for the phase change material M. The invention also relates to a heat exchange bundle and to a method for assembling a heat exchanger including the tube (13).

Abstract: A plate (20) for a heat transfer tube (4) made from a metal sheet includes a peripheral outer wall (10) and having at least one first cavity (24) and least one second cavity (26) respectively formed in the metal sheet. The first cavity (24) is in contact with the peripheral outer wall (10) and the second cavity (26) is arranged at a distance from the outer wall (10). A heat transfer tube (4) of a heat exchanger (1) includes a pair of such plates (20) and a heat exchanger (1) includes a plurality of such tubes (4).

Abstract: A heat exchanger (10) includes at least one header box (12, 14) delimiting a first chamber (42) for a first fluid (F1) and a second chamber (44) for a second fluid (F2), as well as a beam of tubes (16) ending into the header box (12, 14) and comprising at least one first tube (18) communicating with the first chamber (42) of the collecting box (12, 14) and at least one second tube (20) communicating with the second chamber (44) of the collecting box, the first tube (18) being coupled with the second tube (20) to constitute a module (22) allowing a heat transfer between the first tube (18) and the second tube (20). The ends (32) of the first tube (18) is off-set with respect to the ends (30) of the first tube (18), so that such ends (30, 32) can be received in an alternate way in insertion holes (34) of the header box (2, 14), said holes (34) being spaced with a constant step (P).

Abstract: A heat exchanger (1) for a motor vehicle includes a plurality of tubes (2) arranged in a first and a second row (3A, 3B); a first and a second header tank (4, 5) inside which tanks (4, 5) the tubes (2) of each of the rows (3A, 3B) emerge; and a longitudinal dividing partition (16) arranged in the first header tank (4) to divide the first header tank (4) longitudinally into refrigerant inlet and outlet compartments (17, 18) into which the tubes (2) of the first row (3A) and of the second row (3B) emerge. The longitudinal dividing partition (16) includes a plurality of transverse dividing partitions (27) arranged in the second header tank (5) to divide the second header tank (5) transversely into a plurality of return compartments (28) into which at least one tube (2) of each of the rows (3A, 3B) emerges.

Abstract: A heat exchanger comprises: a plurality of tubes for the circulation of a coolant which are arranged as a core bundle of tubes having a width in a longitudinal direction, a depth in a transverse direction, and a height in a vertical direction; a first header and a second header into which the tubes of the core bundle open; and a first partition arranged respectively in the first and second headers. The first partition respectively divides the first header and the second header, at least partially, into a first compartment and a second compartment which are adjacent in the transverse direction. The heat exchanger further comprises at least one second partition dividing the first compartment and the second compartment of the first header into a first chamber, a fourth chamber, and at least one return compartment which is adjacent, in the longitudinal direction, to the first and fourth chambers.

Abstract: The invention relates to a heat-exchanger for an air-conditioning circuit that includes a first pipe (110) defining a path for a flow of fluid, the first pipe being spirally wound about a so-called exchanger axis (A). According to the invention, the heat exchanger (9) further includes at least one second pipe (120a, 120b) defining a path for a flow of a second fluid, said second pipe being provided against a surface of the first pipe (110)and spirally wound together with said first pipe (110) about said axis (A). The invention can be used in air-conditioning circuits operating with a super-critical coolant, in particular carbon dioxide (CO2).

Abstract: A heat exchanger (10) includes at least one header box (12, 14) delimiting a first chamber (42) for a first fluid (F1) and a second chamber (44) for a second fluid (F2), as well as a beam of tubes (16) ending into the header box (12, 14) and comprising at least one first tube (18) communicating with the first chamber (42) of the collecting box (12, 14) and at least one second tube (20) communicating with the second chamber (44) of the collecting box, the first tube (18) being coupled with the second tube (20) to constitute a module (22) allowing a heat transfer between the first tube (18) and the second tube (20). The ends (32) of the first tube (18) is off-set with respect to the ends (30) of the first tube (18), so that such ends (30, 32) can be received in an alternate way in insertion holes (34) of the header box (2, 14), said holes (34) being spaced with a constant step (P).