Abstract: A heat exchanger includes a first manifold, a second manifold, and a body including a plurality of heat exchange tube segments arranged in spaced parallel relationship and fluidly coupling the first manifold and the second manifold. At least one opening is formed in the body. The at least one opening extends through the body.

Abstract: The present invention relates to a heat exchanger for a motor vehicle provided on the front surface of an engine room of the vehicle, and, more particularly, to a heat exchanger for a motor vehicle including a sealing member provided on the circumference of the heat exchanger in order to prevent driving-induced wind from leaking to the outside of the heat exchanger without passing through the heat exchanger.

Abstract: A cooling system includes a heat exchanger having one or more rows of multiple flat tubes, louvered fins disposed between pairs of flat tubes, and special header tube connections to form a counter flow heat exchanger. Heat exchangers having multiple rows may be placed near or close to the server racks and may be in fluid communication with an outdoor heat exchanger having one or more rows. A single-phase fluid is pumped through a fluid circuit or loop, which includes the heat exchangers at the server racks and the outdoor heat exchanger. The single-phase fluid circuit including the heat exchangers at the IT racks may alternatively be in thermal communication with a water circuit that includes an outdoor fluid cooler. The flat tubes can be formed tubes with one or more channels, or extruded tubes with multiple channels. The heat exchangers include header tubes/connections, which facilitate easy fabrication and connection between rows and inlet/outlet, and lower the pressure drop.

Abstract: A heat exchanger includes: a heat exchange core portion; and a tank portion connected to the heat exchange core portion. The heat exchange core portion has a connection plate that surrounds a part of the tank portion from an outer peripheral side. The connection plate has slit-shaped openings arranged along an edge of the connection plate in a first direction. A part of the connection plate between each of the openings and the edge is deformable into a concave shape toward the tank portion. A part of the openings has a widened portion at both ends in the first direction. A width dimension of the widened portion in a second direction from the opening to the edge is larger than that of the other portion of the opening.

Abstract: A power connector includes a housing having a terminal channel and a terminal received in the terminal channel including a mating pin at a front of the terminal and a cable connector at a rear of the terminal. The mating pin is positioned in the terminal channel for mating with a charging connector. The cable connector includes a pad configured to be terminated to a power cable. The power connector includes a heat exchanger thermally coupled to the pad of the terminal. The heat exchanger includes a coolant channel for coolant flow through the heat exchanger for actively cooling the terminal. The heat exchanger includes a thermally conductive separator electrically isolating the heat exchanger from the pad of the terminal.

Abstract: A cooling unit includes a cold plate extending in a horizontal direction, a tank defining a tank chamber that stores a refrigerant, the tank including an outer tank surface and an inner tank surface, and a pump defining a pump chamber, the pump including an outer pump surface and an inner pump surface. The pump chamber is spaced away from and outside of the tank chamber. A portion of the outer tank surface and a portion of the outer pump surface are directly adjacent to one another in the horizontal direction. The pump chamber accommodates a rotating body that transfers the refrigerant. An upper end of the tank chamber in a first direction perpendicular to the horizontal direction is positioned higher than an upper end of the pump chamber in the first direction.

Abstract: A heat exchanger having a core portion in which cooling water is stored and flows; an upper reinforcing plate coupled to the upper end of the core portion, having an inlet pipe and an outlet pipe connected to the core portion, and having a joining portion for fixation; a lower reinforcing plate coupled to the lower end of the core portion; a first support portion which is coupled to one lengthwise side of the lower surface of the lower reinforcing plate and can absorb vibration; and a second support portion which is coupled to the other lengthwise side of the lower surface of the lower reinforcing plate and can absorb vibration, so that the core portion can be firmly coupled to a housing.

Abstract: A heat exchanger includes: flat pipes each including a passage for refrigerant that are arranged side by side in a predetermined step direction; and a header collecting pipe extending along the predetermined step direction that is connected to the flat pipes. The header collecting pipe includes: a flat pipe-side header forming member; and an opposite-side header forming member facing the flat pipe-side header forming member. The flat pipes are inserted in the flat pipe-side header forming member and an internal space exists between the flat pipe-side header forming member and the opposite-side header forming member. When viewed along the predetermined step direction: the flat pipe-side header forming member has a flat pipe-side curved portion protruding toward the flat pipes and the opposite-side header forming member has an opposite-side curved portion protruding toward a side away from the flat pipes.

Abstract: The invention relates to a collector plate (11) for a heat exchanger (1), the collector plate (11) comprising: a peripheral groove (21) having a bottom (22), at least one upper step (25) protruding with respect to the bottom (22) of the said groove (21) over a predefined height (H1), and at at least one longitudinal end of the collector plate (11), an intermediate portion (27) between the upper step (25) and the said groove (21), According to the invention, at the said at least one longitudinal end of the collector plate (11), the said groove (21) has an inner wall (23), at least one section of which connects the intermediate portion (27) to the bottom (22) of the said groove (21) and extends over a height (H2) which is not zero and is less than the height (H1) of the upper step (25). The invention also relates to a corresponding header box (3) and a corresponding heat exchanger (1).

Abstract: MRI system cabinet having a cabinet body with electronics and a water cooler with a water cooling loop. The water cooling loop divides the cabinet body into first and second cabinet spaces, and the electronics are along the first and second cabinet spaces. An air cooler is along the central axis of the water cooler and has a fan. A cooling cycle is formed where, on a first side, the fan generates a first air flow, which is sent to the first cabinet space through a first air path, and a second air flow, which is sent to the second cabinet space through a second air path. After flowing through the first and second cabinet spaces, the first and second air flows are guided into the water cooling loop for heat exchange under the suction action of the fan on a second side, and then directed into the air cooler.

Abstract: A tank for a heat exchanger is provided. The tank includes a foot portion, an internal wall, a sealing member and at least one first coupling member. The internal wall is formed along the foot portion at a first end of the foot portion. Further, the sealing member is disposed on the foot portion along an outer circumference of the internal wall to provide a fluid-tight sealing between the tank and a header, when the tank is placed on the header. The at least one first coupling member is provided on the foot portion, adjacent to the sealing member, to couple with the header.

Abstract: A heat exchanger (100) and an air-conditioning system. The heat exchanger (100) comprises: a group of first heat exchange tubes (T1) for forming a first loop (C1); a group of second heat exchange tubes (T2) for forming a second loop (C2); and a group of fins (3), at least a plurality of fins (3) in the group of fins (3) being in contact with both at least a plurality of first heat exchange tubes (1) in the group of first heat exchange tubes (T1), and at least a plurality of second heat exchange tubes (T2) in the group of second heat exchange tubes (T2). If one loop of an air-conditioning system having two loops is closed, heat exchange regions of the fins for the loop can be used in the other loop, thereby improving the heat exchange efficiency of a heat exchanger.

Abstract: A marine engine has a crankshaft that rotates about a crankshaft axis; a crankcase supporting the crankshaft, the crankcase being made primarily of a first material; and a cover on the crankcase. The cover includes a heat exchanger having an inner plate facing an interior of the crankcase, and the inner plate is located such that rotation of the crankshaft causes lubricant in the crankcase to impinge upon the inner plate. The cover also includes a frame holding the heat exchanger and isolating the heat exchanger from direct contact with the crankcase. At least a portion of the frame is made of a second material that is more compliant than the first material.

Abstract: A crimping frame or crimping base for a charge air cooler may include a circumferential raised rim including a plurality of crimping slots. The plurality of crimping slots may each include two longitudinal sides and two narrow sides. The two longitudinal sides may be disposed opposite one another and may extend parallel to the rim. The two narrow sides may be stiffened via a bent reinforcement. The bent reinforcement and the rim may be structured as a single piece.

Abstract: A heat exchanger for a gas turbine engine includes a core configured to heat or cool a fluid flowing therethrough. The core, in turn, extends along a lateral direction between a first end of the core and a second end of the core and the core defining one or more fluid passages. Furthermore, the heat exchanger includes a manifold coupled to the first end or the second end of the core. The manifold, in turn, includes a manifold wall at least partially defining a fluid chamber in fluid communication with the one or more fluid passages. Moreover, the manifold further includes a feature permitting thermal expansion or thermal contraction of the manifold wall relative to the heat exchanger core.

Abstract: A spiral heat exchanger is formed of at least two sheets extending along a spiral-shaped path around a common centre body and separated to form at least a first and a second spiral-shaped substantially parallel flow channels extending and enabling flow communication between a radially outer orifice and a radially inner orifice. The centre body includes a wall body with a first conduit at the inner surface of the wall body being in fluid connection to the first flow channel, and a second conduit formed at the outer surface of the wall body and being in fluid connection to the second flow channel.

Abstract: A road vehicle having: two front wheels; two rear wheels; an engine, which transmits the motion to drive wheels; and a cooling system, which is connected to the engine. The cooling system has: a cooling circuit where a cooling liquid flows; two first radiators, which are connected to the cooling circuit and make up, together, a first “V”-shaped structure, which is arranged on a right side of the road vehicle; and two second radiators, which are connected to the cooling circuit and make up, together, a second “V”-shaped structure, which is arranged on a left side of the road vehicle.

Abstract: A heat exchanger for cooling intake air with a coolant is provided with a shell and first and second front faces, wherein one of the front faces is an inlet and the other an outlet for intake air. The shell has at least one coupling element disposed along a circumferential line of the shell that is spaced apart from the first front face by a predetermined distance. The shell has a port as an inlet or outlet for the coolant. The port is arranged at a spacing from the first front face. The spacing is larger than the predetermined distance. The shell has an insertion section between first front face and circumferential line. The shell has an internal duct system connected to the port for guiding the coolant into the insertion section. The coupling element can fixedly couple with at least one corresponding coupling element of an air duct.

Abstract: One embodiment provides a heat conveyance module, including: a top plate, the top plate including an opening; at least two side plates, wherein each of the two side plates is mechanically coupled to a bottom face of the top plate; at least one pole coupled to the top plate, the at least one pole having an interior opening, wherein the lengthwise dimension of the at least one pole is perpendicular to the lengthwise dimension of the top plate; and at least one tamper detection device placed within the interior opening of the at least one pole.

Abstract: A micro channel type heat exchanger in which a first heat exchange module and a second heat exchange module are stacked, the micro channel type heat exchanger including a plurality of flat tubes disposed within the first heat exchange module and the second heat exchange module, and a heat blocking member configured to form a heat blocking space by separating the first heat exchange module and the second heat exchange module, wherein the heat blocking member forms a heat blocking space between the first heat exchange module and the second heat exchange module that minimizes heat conductivity and improves thermal exchange performance of the heat exchanger.

Abstract: A heat exchanger tank that includes external ribs that provide reinforcement to structure of the heat exchanger tank is disclosed. In addition, at least one reinforcement element may engage with an external tank portion and may be tensioned by press fitting the at least one reinforcement element on the external tank portion such that limbs of the at least one reinforcement element are separated by the external tank portion between the external ribs. The at least one reinforcement element may further be maintained in the tensioned configuration by using at least one retention means.

Abstract: Heat exchangers include a first heat exchange section joined to a second heat exchange section. In some embodiments, channels of one or more of the heat exchange sections may be positioned such that adjacent channels are collinear in at least one direction. In some embodiments, sidewalls of one or more of the heat exchange sections may exhibit a substantially constant thickness along a section of the heat exchanger that includes the channels.

Abstract: A refrigeration apparatus includes: a casing that includes first and second spaces; a heat exchanger housed in the casing and including a heat exchange portion and a header collecting tube. The heat exchange portion includes a plurality of heat transfer tubes through which a refrigerant flows, is disposed in the first space, and causes the refrigerant to exchange heat with an air flow. The header collecting tube is connected to the heat transfer tubes and disposed in the second space. The refrigeration apparatus also includes a wind shielding plate including a wind shielding surface that shields the second space from the air flow, where the header collecting tube includes a header body portion that extends in a longitudinal direction of the header collecting tube, and the wind shielding plate is fixed to the header collecting tube and fixed to the casing or a component disposed in the casing.

Abstract: A heat exchanger for a method vehicle and a method of producing a heat exchanger are disclosed. The heat exchanger includes a heat exchanger block closed by a side part. The heat exchanger block has a tube bottom including a deformable hook, and the side part includes a tab provided complementary to a corner region of the tube bottom. The tab has a section, that abuts on a front side of the tube bottom, that includes a through opening or depression. A material portion of the hook is displaced through the through opening or depression via a graining in an assembled state, such that the axes of the through opening and the graining are offset and parallel to one another.

Abstract: One embodiment provides a heat conveyance system, including: a top plate having a length dimension, a width dimension, and a depth dimension, wherein the length dimension is greater than the width dimension; at least two side plates, wherein each of the two side plates is mechanically coupled to a bottom face of the top plate in a lengthwise direction and wherein, when mechanically coupled, the at least two side plates are in a perpendicular direction with respect to the top plate and have a space between the at least two side plates; and at least three sealing pieces located between and mechanically coupled to two adjacent side plates.

Abstract: A heat exchanger includes a header and a side plate. The header has a face plate that defines a plurality of orifices. The header has a protrusion that extends outward from the header and down such that a gap is formed between the header and the protrusion. An external portion of the protrusion is configured to break away from the header during thermal expansion. The side plate is disposed adjacent to an array of alternating tubes and fins. Each tube extends into one of the orifices of the plurality of orifices. The side plate has an end that is secured to the external portion of the protrusion.

Abstract: A radiator includes a radiator frame, an array of tube assemblies each including a coolant tube and a tube clip supported in the radiator frame, and a lateral bump stop fitted between the array of tube assemblies and the radiator frame. The lateral bump stop includes cushions arranged in a staggered cushion pattern complementary to a staggered packing pattern of the tube assemblies with each of the cushions in contact with the tube clip of one of the tube assemblies.

Abstract: A header tank for a heat exchanger comprises a casing having a hollow interior and a header assembly coupled to the casing. The header assembly comprises a header having a plurality of tube openings formed therein and a stiffening element coupled to the header. The stiffening element includes a stiffening wall extending from a first longitudinal side of the header to an opposing second longitudinal side of the header to provide additional bending stiffness to the header assembly.

Abstract: At least one manifold having a rounded closed end, an outlet tube, and a plurality of inlet openings which has heat transfer fins, with pipes running through pipe holes in the fins. The at least one manifold is coupled to a refrigerant carrying pipe. The manifold, fins, and conductive pipes form an evaporating unit and a condensing unit, which are located in an air duct having an airflow there through. There is a quantity of refrigerant being contained with the heat pipe transfer system.

Abstract: An air-conditioning unit includes an air-conditioning case and a heat exchanger. The heat exchanger includes a plurality of tubes and a header tank. The air-conditioning case includes a holder in which the header tank is held while being inserted therein. The holder includes a first rib and a plurality of second ribs for pressing a tank outer wall of the header tank toward an internal space of the header tank. The first rib extends in a tube stacking direction. The plurality of second ribs are each connected to the first rib, are formed to extend from the first rib away from the tubes, and are arranged side by side at a predetermined inter-rib spacing in the tube stacking direction. The inter-rib spacing is larger than a length of the second ribs extending from the first rib away from the tubes in a tube longitudinal direction.

Abstract: A system for connecting housing elements of a device for heat transfer having a housing with a first housing element and a second housing element which are connectable with one another with face sides oriented toward one another and via a connection under form closure. Housing elements are herein in contact on another with side margins developed in proximity of front faces. The first latching elements are implemented as recesses each with a flat surface oriented in parallel to front face. On an outer side of side margin of first housing element between each first latching element and front face, a shaping is developed protruding from side margin, which comprises on a side facing first latching element a flat surface disposed in the plane spanned by flat surface of first latching element. Flat surfaces of first latching element and the shaping form a contiguous bearing area for second latching element.

Abstract: A heat exchanger may include a plurality of pipe bodies arranged between two side parts. At least one side part may have at least one predetermined breaking point and at least one heat expansion compensator. The at least one side part may include at least one aperture, which may lead from the at least one predetermined breaking point to the at least one heat expansion compensator.

Abstract: A heat exchanger for an internal combustion engine may include a plurality of first tubular bodies and a plurality of second tubular bodies for being flowed through by a gas. A plurality of first intermediate spaces may be disposed between the plurality of first tubular bodies defining a plurality of first coolant paths for being flowed through by a coolant. A plurality of second intermediate spaces may be disposed between the plurality of second tubular bodies defining a plurality of second coolant paths for being flowed through by the coolant. The plurality of first coolant paths may be fluidically connected to a first coolant distributor configured to distribute the coolant to the first coolant paths and a first coolant collector. The plurality of second coolant paths may be fluidically connected to a second coolant distributor configured to distribute the coolant to the second coolant paths and a second coolant collector.

Abstract: Heat exchangers and methods for assembling a heat exchanger are described, such as for example a round tube heat exchanger, which may be a fin and tube heat exchanger, and which may be used for example in a heating, ventilation, and air conditioning system (HVAC) system and/or unit thereof. The heat exchanger includes aluminum tubes mechanically rolled into an aluminum tube support and the tubes are fluidically sealed with the tube support. The aluminum tube support including the aluminum tubes rolled therein is assembled to a fluid manifold configured to allow fluid flow through the heat exchanger and into and/or out of the heat exchanger.

Abstract: A heat exchanger assembly includes a header extending in a longitudinal direction, a plurality of heat transfer tubes aligned along the longitudinal direction of the header and connected to the header, a plurality of fins secured to the heat transfer tubes, a first corrective member and a second corrective member. The first corrective member extends along the longitudinal direction of the header on a downstream side of the heat transfer tubes or the header along a direction of an air flow. The second corrective member extends along the longitudinal direction of the header on an upstream side of the heat transfer tubes or the header along the direction of the air flow. A sandwiched object is at least any one of the heat transfer tubes, the fins, and the header. The sandwiched object is sandwiched by the first and second corrective members.

Abstract: An exhaust gas heat exchanger may include a housing and a heat exchanger block arranged therein, the heat exchanger block including tube plates and a tube bundle having a plurality of flat tubes held at longitudinal ends of the flat tubes in rim holes formed in a complementary manner thereto in the tube plates. A first flow path for exhaust gas may extend in the flat tubes, and a second flow path for coolant may extend around the flat tubes and within the housing. The housing may include a plurality of latching contours, which interact with a plurality of counterpart latching contours arranged on an associated tube plate to fix the tube plates and the heat exchanger block on the housing.

Abstract: A packing is held between a tank body and a header plate to secure sealing. Therewith, the width in a longer axis direction of an opening of a flat tube is wider and the width of the tank body is relatively narrow, resulting in a compact tank structure. A number of tooth parts protrude from the tank body at regular intervals, a tube end release part is formed between the tooth parts, and a side edge in a longitudinal axis direction of an opening of the flat tube is positioned therein. The tooth part, a flange part, a seal face of the header plate and a peripheral wall form a packing accommodation part, and a tip edge of the tooth part is seated on an edge of a convex part. The packing is arranged between the packing accommodation part and the seal face.

Abstract: A heat exchanger including a first header and a second header; flat tubes, each having two ends connected to the first header and the second header respectively; a fin arranged between adjacent flat tubes; an input-output pipe welded to at least one header of the first header and the second header; and a water guide member disposed to the input-output pipe and/or the at least one header.

Abstract: An end tab for a heat exchanger frame includes a plate, an end, an expansion portion, and a bent portion. The plate has a first width, and the end has a second width larger than the first width. The expansion portion increases the width from the first width to the second width. The bent portion connects the plate and the end and includes at least one window.

Abstract: A tube header for a heat exchanger may include: a header plate having two major dimensions defining a header plane, and a plurality of tie bars, each tie bar arranged between a pair of adjacent oblong passages. In particular, the header plate has a row of oblong passages extending through the header plate, and the header plate includes a core cover slot of which opening length is equal to or greater than three quarters of an opening length of one of the oblong passages to receive a tube.

Abstract: Provided is a heat exchanger including a core portion configured to include an inlet header tank and an outlet header tank having a space, in which cooling water is stored and flows, formed therein and formed in a height direction, a plurality of tubes having both ends connected to the header tanks to form a cooling water channel, and fins interposed between the tubes, in which a core portion of the heater exchanger is formed to block only a part of a bypass area of a part where inlet/outlet header tanks are positioned to reduce a pressure loss of air which is a cooled fluid while minimizing a reduction in heat radiation performance of the heat exchanger and structural rigidity of the core portion is increased by a reinforcing structure formed at an outer side of the core portion to improve durability.

Abstract: A heat exchanger assembly can include a support structure, a heat exchanger, and an air guide. The heat exchanger can be mounted to the support structure. The heat exchanger and the support structure can cooperate to define a gap. The air guide can block the gap to guide an airflow toward a core of the heat exchanger. The air guide can include a proximal end and a distal end. The proximal end can be coupled to the support structure. The distal end can extend a first distance from the proximal end in a first condition and can extend a second distance from the proximal end in a second condition. The second distance can be less than the first distance.

Abstract: An intercooler includes a heating portion in which flow path tubes and fins are stacked with each other. A second cooling medium flow path of the flow path tubes is located upstream of a first cooling medium flow path of the flow path tubes with respect to a flow direction of supercharged intake air. The second cooling medium flow path includes a second U-turn portion in which the second cooling medium makes a U-turn. In the second cooling medium flow path, a downstream flow path located downstream of the second U-turn portion is located upstream, in the flow direction of the supercharged intake air, of an upstream flow path located upstream of the second U-turn portion. The fins include a heat exchange limiting portion at least in a part adjacent to a most upstream part, in the flow direction of the supercharged intake air, of the downstream flow path.

Abstract: A tank assembly for a heat exchanger includes a tank having a heat exchange end defining an opening and a reinforcement structure. The reinforcement structure has a shape substantially corresponding to a shape of an outer perimeter of the tank and disposed about the outer perimeter of the tank. The reinforcement structure is a sacrificial anode.

Abstract: The present invention relates to a heat exchanger (1) comprising: a heat exchange core bundle (3) in which a first heat-transfer fluid circulates, at least one inlet tank (5a) or outlet tank (5b) for a second heat-transfer fluid, at least one collector (7) arranged on the periphery of the heat exchange core bundle (3) and comprising a lateral wall (75) of which at least two portions (77) are folded over so as to fix the tank (5a, 5b) by crimping against the heat exchange core bundle (3), the lateral wall (75) following the contour of at least one corner of the heat exchange core bundle (7), said lateral wall (75) comprising, on each side of the corner, a folded-over portion (77) and comprising in the region of said corner a non-folded-over portion (79), the folded-over portions (77) being connected continuously to the non-folded over portion (79).

Abstract: A case of a heat exchanging apparatus includes an opening section provided on the sidewall and a plate-like lid member for opening and closing the opening section. A heat exchange section of a heat transfer medium circulation pipe is fixed to the inner surface of a lid member via a frame body formed by combining bar-like members. When the lid member is at a position where the opening section is closed, the heat exchange section of the heat transfer medium circulation pipe is housed fixedly in the case, and when the lid member is at a position where the opening section is open, the heat exchange section of the heat transfer medium circulation pipe is withdrawn from the opening section out of the case. This can reduce labor for cleaning and maintenance of the apparatus effectively and improve efficiency of heat exchange of the apparatus.

Abstract: A cooling assembly, for a service vehicle, includes a frame arranged to define an internal cavity, with the frame having six faces: a bottom face, a top face, and four side faces. The first face is configured to be mounted on the service vehicle. Three of the four side faces are each configured to have at least one cooler mounted thereon. A remaining one of the four side faces is positioned facing an engine of the service vehicle and has a barrier element to restrict drawing air through the remaining one of the four faces.

Abstract: A header for a heat exchanger manifold comprises a header plate with a periphery, a plurality of tube openings within the header plate periphery adapted to connect to tubes of a heat exchanger core, a groove around the periphery of the header plate to receive a foot of a tank, the groove comprising inner and outer vertical walls and a lower wall disposed therebetween, and a header groove reinforcement member secured to and extending along an outer surface of the header groove and along at least a portion of the length of the header plate in a direction transverse to the header groove. The header groove reinforcement member comprises a first portion extending along at least a portion of a length of the outer vertical wall in the direction of a distal end, and a second portion extending past a proximal end of the inner vertical wall and along at least a portion of the length of the header plate.

Abstract: To allow an end plate 5 on one side of a heat exchanger to support a liquid receiver 20 in a preferable manner, the present invention provides the following structure: The end plate 5 is formed to have a C-shaped cross section, having a pair of reinforcing ribs 18A, 18B protruding outward in the right-left direction from the front and back edges of the end plate 5. A fixing band 30 includes: an embracing portion 31 formed in a loop for embracing the liquid receiver 20; an attaching portion 32 (a pair of attaching pieces 32A, 32B) to the end plate 5, the attaching portion 32 being formed continuously with the embracing portion 31; and a reinforcing portion 33 formed integrally with the attaching portion 32 (attaching piece 32A) so as to be fitted between the pair of reinforcing ribs 18A, 18B.

Abstract: A heat exchanger core includes a rectangular core having a plurality of alternatively stacked first fluid layers and second fluid layers. The core is divided into a plurality of core subsections such that a deflection of each of the plurality of core subsections is less than a deflection of the core as a whole.