Abstract: A rotary electric machine of the present invention includes: a stator; a rotor placed on an inner diameter side of the stator through an air gap and fixed to a rotating shaft; a stator frame supporting the stator; a casing storing the stator and the rotor; an outer fan fixed to the rotating shaft; a heat exchanger installed above the casing for heat exchange between outside air taken through the outer fan and internal air to remove heat; and an outer fan duct installed on an end portion of the casing in an axial direction, provided with the outer fan in an inside of the outer fan duct, and formed with a ventilation path through which the outside air is delivered to the heat exchanger. A plate-shaped member has at least a curved surface portion. The plate-shaped member forms the ventilation path of the outer fan duct.

Abstract: A plate fin heat exchanger is disclosed. The heat exchanger includes a plurality of plates defining a set of hot fluid passages between adjacent plates of the plurality of plates and a set of cold fluid passages between adjacent plates of the plurality of plates. A hot fluid inlet and outlet are located at a first face of the heat exchanger. A barrier is located between adjacent plates defining the hot fluid passages. The barrier extends between the adjacent plates and extends from the first face of the heat exchanger at a location between the hot fluid inlet and the hot fluid outlet in a direction perpendicular to the first face, and defines a first pass of hot fluid passages on a first side of the barrier and a second pass of hot fluid passages on a second side of the barrier.

Abstract: A method for producing a plate-fin heat exchanger core includes the steps of stacking a bottom end sheet, multiple alternately stacked individual hot and cold layers, and a top end sheet, each of the individual hot and cold layers including a fin element forming multiple parallel open-ended fluid channels, a parting sheet separating the various individual layers, and two closure bars positioned on opposite sides of the fin element, parallel to the open-ended channels and extending a length of the open-ended channels, brazing the bottom end sheet, the various layers, and the top end sheet in a brazing furnace; and removing material from each of the exterior faces by precision machining, thereby removing material from each closure bar outer face. The precision machining can include electrical discharge machining, laser cutting, band sawing, drilling, boring, hogging, acid etching, and ion milling, in any combination.

Abstract: A curved plate heat exchanger includes a heat exchange unit in which heat medium flow paths and combustion gas flow paths are alternately formed to be adjacent to each other in spaces between a plurality of plates, wherein the plurality of plates are configured in such a manner whereby a plurality of unit plates, in which first and second plates are stacked, are formed; wherein the heat medium flow paths are formed between the first plate and the second plate of the unit plate; and wherein the combustion gas flow paths are formed at constant interval between the second plate of the unit plate located on one side of the adjacent unit plates and the first plate of the unit plate located on the other side.

Abstract: A heat exchanger includes a prism-shaped heat exchange element, a plurality of frame members mounted to sides of the element in a one-to-one relationship, the sides extending along an axial direction of the heat exchange element, and cover members each covering an end face of the element, the end face being perpendicular to the axial direction of the heat exchange element. The frame members are connected to each of the cover members. Gaps for allowing movement of each of the frame members along a direction perpendicular to the axial direction of the heat exchange element are provided at each connecting portion at which the frame members are connected to the cover member. Thus, it is possible to move the frame members along with deformation of the heat exchange element.

Abstract: A multi-fluid heat exchanger (100) includes a primary section (102) and a secondary section (104) arranged contiguous with the primary section (102). The multi-fluid heat exchanger (100) further includes a first heat transfer channel (106) arranged to carry a first fluid (118) and the first heat transfer channel (106) extends between the primary section (102) and the secondary section (104) and carries the first fluid (118) between the sections (102,104). The multi-fluid heat exchanger (100) also includes a second heat transfer channel (108) disposed only at the primary section (102) and arranged to carry a second fluid (114) for heat exchange between the first and second fluids (112,114) at the primary section (102) and a third heat transfer channel (110) disposed only at the secondary section (104) and arranged to carry a third fluid (116) for heat exchange between the first and third fluids (112,116) at the secondary section (104).

Abstract: The present subject matter includes: heating medium channels, in the space in between a pair of plates facing each other, through which the heating medium flows; combustion gas channels, on the outer sides of the heating medium channels, through which combustion gas burned in a burner flows; and heating medium dispersion parts, having an opening part and a shutting part, on an inlet, through which the heating medium flows into the heating medium channel, and an outlet, through which the heating medium flows out from the heating medium channel.

Abstract: A heat-exchanging plate (20), and plate heat exchanger (100) using same. The heat-exchanging plate (20) comprises concave locations (22) and/or convex locations (23). In at least one partial region of the heat-exchanging plate (20), a transitional curved surface between at least two adjacent concave location (22) and/or convex location (23) is configured to be controllable.

Abstract: A heat exchange spacer is for assembly with a heat exchange core. The heat exchange spacer has a unitary body including a first elongate portion and a second elongate portion. The first elongate portion and the second elongate portion define an angle therebetween.

Abstract: A power-module assembly includes a plurality of power modules each including a power stage having a substrate and a transistor-based switching arrangement supported on the substrate. The power modules are arranged in a stack that defines coolant chambers interleaved with the power stages and defines a pair of coolant-supply manifolds disposed on opposing sides of the stack and extending along a length of the stack. For each power module, the substrate defines a network of cooling channels connecting the supply manifolds to a corresponding one of the chambers. The network includes first channels each configured to receive coolant from the pair of coolant-supply manifolds, second channels substantially parallel to the first channels and each opening into the corresponding one of the chambers, and third channels crisscrossing the first and second channels to connect the first and second channels in fluid communication.

Abstract: A plate for use in a heat exchanger is includes: a first surface; a second surface; first, second and third discrete flow passages passing through the plate from the first surface to the second surface, the second flow passage extending around the first flow passage and the third flow passage extending around the second flow passage. A plurality of fins extend parallel to the first surface across the third flow passage and have a first surface extending parallel to the first surface of the plate and a second surface extending parallel to and spaced from the first surface of the fin; and one or more pins protruding from the first surface of at least some of the fins. The pins extend away from the second surface of the fins.

Abstract: The invention relates to a heat exchanger block 2 and to a heat recovery ventilation unit 1 comprising such a heat exchanger block. In the heat exchanger block 2, the individual flow cross-section (Q1) of flow passages of said plurality of first air flow passages (AFP1) in said parallel flow region (PF) and the individual flow cross-section (Q2) of flow passages of said plurality of second air flow passages (AFP2) in said parallel flow region (PF) gradually, preferably linearly, decrease along a straight line (x-x) perpendicular to the parallel air flow passages (AFP1 and AFP2) and from said first wall (W1) to said second wall (W2) of the block.

Abstract: A stacked-plate heat exchanger may include a plurality of stacked plates. The plurality of stacked plates may include a plurality of first stacked plates and a plurality of second stacked plates stacked alternately one on top of another. Pairs of adjacent stacked plates may each delimit one of a first cavity for the passage of a first fluid and a second cavity for the passage of a second fluid in an alternating manner. The heat exchanger may also include a support structure that may support the plurality of stacked plates in an edge region to stabilize the second cavity. The plurality of stacked plates may each include a first opening and at least two second openings arranged around the first opening. The heat exchanger may also include a plurality of webs arranged between the at least two second openings. The plurality of webs may define the support structure.

Abstract: A core arrangement for a heat exchanger includes a first core layer. The first core layer includes first upstream and downstream ends, first and second parting sheets parallel to one another, and a plurality of adjacent fins disposed between the first and second parting sheets. Each of the plurality of fins extends from a surface of the first parting sheet to a surface of the second parting sheet, and longitudinally between the first upstream end and the first downstream end. The plurality of fins are further laterally arranged to define a plurality of first fluid passages. Each of a subset of the plurality of fins includes an internal slot positioned away from the first upstream end and the first downstream end.

Abstract: A heat exchanger includes crimping plates fixed to an inlet and an outlet of a duct and having frame shapes corresponding to opening shapes of the inlet and the outlet. Each of the crimping plates includes a beam connecting two different positions on an inner periphery of the crimping plate. The beam has a rib.

Abstract: A heat exchanger, in particular exhaust-gas cooler, is described herein. The heat exchanger includes tubes of unipartite form or formed from two plates. The tubes form a first and a second fluid duct, and the respective fluid ducts are arranged adjacent to one another. The first fluid duct is designed to be open at at least one of its ends for the inflow and/or outflow of a first fluid. The second fluid ducts are closed at an end side of the tubes by way of an inward or outward step. The step has a greater extent T in the tube longitudinal direction in the corner regions of the tube than between the corner regions. Several non-limiting descriptive embodiments are disclosed herein.

Abstract: A liquid cooler having a heat exchanger core located within a housing, the heat exchanger core secured to the housing by fastening points on the housing. The heat exchanger core having a stack of plate pairs or tubes, and the core also having ribs arranged in between the plate pairs or tubes. A cover plate with apertures is arranged on the heat exchanger core. The heat exchanger core is located within an insertion opening of the housing. An adapter rests on the cover plate in a sealing manner. The adapter includes at least one of an inlet port and an outlet port. The adapter is fastened to the housing at the fastening points, and provides a fluid connection to the apertures and the tubes or plate pairs.

Abstract: A monolithic heat exchanger body includes a plurality of heating walls and a plurality of combustion fins. The plurality of heating walls are configured and arranged in an array of spirals or spiral arcs relative to a longitudinal axis. Adjacent portions of the plurality of heating walls respectively define a corresponding plurality of heating fluid pathways therebetween. The plurality of combustion fins are circumferentially spaced about a perimeter of an inlet plenum. The inlet plenum includes or fluidly communicates with a combustion chamber. The plurality of heating fluid pathways fluidly communicate with the inlet plenum. The plurality of combustion fins occupy a radially or concentrically inward portion of the monolithic heat exchanger body. The plurality of heating fluid pathways have a heat transfer relationship with a heat sink disposed about a radially or concentrically outward portion of the monolithic heat exchanger body.

Abstract: A method is provided for manufacturing at least a portion of a heat exchanger. During this method, a first heat exchanger section is formed that includes a base and a plurality of protrusions. The forming of the first heat exchanger section includes building up at least one protrusion material on the base to form the protrusions. The first heat exchanger section is attached to a second heat exchanger section. A plurality of flow channels are defined between the first heat exchanger section and the second heat exchanger section.

Abstract: A gas-liquid heat exchanger such as a charge air cooler has a core comprising a stack of flat tubes defining liquid coolant flow passages, and a plurality of open-ended gas flow passages between the flat tubes. An endmost gas flow passage is defined between an end plate of the core and an adjacent flat tube, such that the endmost gas flow passage is in contact with only said adjacent one of said flat tubes. A blocking element extends along either the front face or the rear face of the core and at least partly blocking the endmost gas flow passage. Each flat tube may comprise a pair of core plates, at least one including a flap projecting into a gas flow passage and covering a gas bypass channel between the edge of the turbulence-enhancing insert and the sides of a coolant manifold.

Abstract: An energy recovery ventilator for a heating or cooling system includes a housing and a heat exchanger located in the housing for recovery of thermal energy from a stale airflow of the heating or cooling system. An exhaust fan positioned in the housing is in flow communication with the heat exchanger to urge the stale airflow from a return port disposed in a first side panel of the housing, across the heat exchanger and toward an exhaust port of the energy recovery ventilator. The exhaust fan and the heat exchanger are configured such that the heat exchanger is removable from the housing via a front panel opening in the housing without disturbing a position of the exhaust fan.

Abstract: An electric machine includes an enclosure housing multiple electrical components including a rotor assembly and a stator assembly, a heat exchanger coupled to the enclosure for cooling of the electrical components by creating an internal fluid flow circuit between the heat exchanger and the electrical components, wherein the heat exchanger comprises multiple cooling fluid inlets and a common cooling fluid outlet, wherein the multiple cooling fluid inlets are arranged so that cooling fluid enters the heat exchanger at different sections, and wherein the cooling fluid exits the heat exchanger through the common cooling fluid outlet.

Abstract: A heat exchanger which exchanges heat with a DUT while contacting the DUT includes: a heat exchange block which thermally contacts the DUT; a first heat transfer sheet which overlaps a front end surface of the heat exchange block; a second heat transfer sheet which overlaps the front end surface of the heat exchange block through the first heat transfer sheet; and a first holding member which holds the second heat transfer sheet.

Abstract: A stacked type fluid heater includes a first low temperature layer with low temperature side flow passages into which target medium to be heated is introduced, a first high temperature layer with high temperature side flow passages into which heating medium for heating the target medium to be heated is introduced, a second high temperature layer with high temperature side flow passages into which the heating medium is introduced. The target medium has a temperature lower than the freezing point of the heating medium. The first high temperature layer includes the high temperature side flow passages located adjacent each other via a metal material of the first high temperature layer. The high temperature side flow passages of the first high temperature layer and those of the second high temperature layer are adjacent each other via a metal material of the second high temperature layer.

Abstract: A battery pack according to an exemplary aspect of the present disclosure includes, among other things, a heat exchanger plate including a plate body including an interior wall and an exterior wall and an air gap enclosed inside the plate body and extending between the interior wall and the exterior wall.

Abstract: A system for dampening vibrations in a vehicle is provided. The system includes a first heat exchanger core having a first plurality of fins, and a second heat exchanger core having a second plurality of fins. A vibration dampener is connected to the first and second heat exchanger cores. The vibration dampener extends through the first plurality of fins and through the second plurality of fins, while spanning the gap between the first and second heat exchanger cores. To accommodate the vibration dampener passing thorough the fins, the fins may be formed to define an enlarged aperture at a location where the vibration dampener passes through.

Abstract: A heat exchanger includes a plurality of interconnected separator members that respectively include a first surface and an opposite second surface. The separator members respectively include an array of wave features. Also, the separator members are stacked and disposed in an alternating arrangement with the first surfaces of adjacent separator members facing each other and attached at the respective wave features, and with the second surfaces of adjacent separator members facing each other and attached at the respective wave features. The heat exchanger also includes a plurality of first flow passages for first fluid flow and second flow passages for second fluid flow. The second fluid and the first fluid are configured to exchange heat through the separator members.

Abstract: A gasket retention system includes a gasket and a plate. The gasket includes a loop. The loop includes a gasket tab extending from the gasket, a pair of loop arms flanking the gasket tab and extending from the gasket, a loop webbing connecting the pair of loop arms, and a loop tab extending from the loop webbing toward the gasket tab. The plate includes a loop receiving seat. The loop receiving seat includes a gasket seat, a gasket tab slot to receive the gasket tab, a loop tab channel to receive the loop tab, a pair of loop arm channels to receive the pair of loop arms, and an edge for the loop webbing to bear upon.

Abstract: Large scale field erected air cooled industrial steam condenser having 10 heat exchanger bundles per cell arranged in five pairs in a V-shape, each heat exchanger bundle having four primary heat exchangers and four secondary heat exchangers in which each secondary heat exchanger is paired with a single primary heat exchanger. Four primary condensers are arranged such that the tubes are horizontal, while the inlet steam manifolds at one end of the tubes are perpendicular to the primary condenser tubes, i.e., parallel to the transverse axis of the bundle. Steam enters the small inlet steam manifolds from below. Cross-sectional dimensions of the tubes are 200 mm wide with a cross-section height of less than 10 mm with fins that are 10 mm in height, arranged at 9 to 12 fins per inch.

Abstract: A heat exchanger includes a first additively manufactured layer including axial fins extending in a first direction and transverse fins extending in a second direction transverse to the first direction, the first layer defining a flow path in the first direction. The heat exchanger also includes a second additively manufactured layer including axial fins extending in the second and transverse fins extending in the first direction, the second layer defining a second flow path in the second direction.

Abstract: A heat exchanger includes heat exchanger plates in a stacked arrangement such that each heat exchanger plate is spaced apart from the adjacent heat exchanger plate. The space between adjacent heat exchanger plates defines an external fluid passageway, and each external fluid passageway is configured to receive a first fluid. Each heat exchanger plate includes a peripheral edge, an internal fluid passageway configured to receive a second fluid. The internal fluid passageway includes an inlet and an outlet that open at the peripheral edge. The heat exchanger further includes a manifold having a supply chamber in fluid communication with the inlet of each heat exchanger plate and a discharge chamber in fluid communication with the outlet of each heat exchanger plate.

Abstract: A window assembly heat transfer system is disclosed in which a window member has a selected transparency to monitored or sensed light wavelengths. One or more passages are provided in the window member for flowing a single-phase or two-phase heat transfer fluid, the passages being optically non-transparent to the monitored or sensed light wavelengths. A mechanism allows either evaporation or condensation of the fluid and/or balancing of a flow of the fluid within the passages. In one embodiment, the window assembly can be made by producing passages in a top surface of a first single plate, optionally producing passages in a bottom surface of a second single plate and bonding the top surface of the first plate to a bottom surface of a second single plate to form the window member with the passage or passages. In another embodiment, the window assembly can be made by providing a core around which the window member material is grown and thereafter removing the core to produce the passage or passages.

Abstract: A plate heat exchanger includes a plurality of main plates stacked to define a first cavity to direct a first fluid therethrough and a second cavity to direct a second fluid therethrough, the second fluid different from and kept separated from the first fluid. Each main plate has one or more peaks and one or more valleys formed therein. A ratio of wavelength between adjacent peaks or between adjacent valleys of the main plate to an amplitude between a peak and an adjacent valley of the main plate is equal to or greater than 7.0.

Abstract: A heat exchanger for battery cooling is provided to improve an efficiency of cooling of the current heat exchangers. The heat exchanger for battery cooling comprises an upper housing with a fluid inlet and a fluid outlet, a lower housing capable of hermetically connecting with the upper housing to form a chamber for accommodating fluid. The fluid flows into the chamber through the fluid inlet and then exits through the fluid outlet. The fluid chamber is provided with at least one S-shaped fluid directing element with several through holes. With the S-shape directing elements within the fluid chamber and the through holes formed on the directing elements, fluid can flow in an injecting manner within the chamber to realize effective cooling of the upper housing.

Abstract: A heat exchanger core includes a first sheet having a first side and a second side opposite to the first side, a second sheet opposing the first side of the first sheet, and a first fin extending between the first side of the first sheet and the second sheet. The first fin defines first channels that extend in a first direction, the first fin including a first slot that extends at a first angle between thirty degrees and sixty degrees from the first direction and fluidly connects at least two of the first channels together.

Abstract: A heat exchanger is provided comprising a stack of heat exchanger plates (1, 1a, 1b, 1c) formed of sheet metal having a three-dimensional structured pattern (2, 3), each heat exchanger plate (1, 1a, 1b, 1c) having a groove (10), a gasket (9) being arranged in said groove (10) and resting against an adjacent heat exchanger plate (1a), said groove (10) having a bottom inner surface (11), said inner surfacebottom (11) having at least a protrusion (14, 15) directed to said adjacent heat exchanger plate (1a). It is intended to minimize the risk of a leakage. To this end in the region of said protrusion (14, 15) said gasket (9) is compressed more than in a region out of said protrusion (14, 15).

Abstract: A heat exchanger core includes a first standard sheet having a first face and a second face opposite of the first face, a second standard sheet opposing the first face of the first standard sheet, a first fin extending between the first standard sheet and the second standard sheet, the first fin defining multiple channels, and a first partial sheet connected to the first face. The first partial sheet is smaller in width and/or height than the first face of the first standard sheet.

Abstract: A heat exchanger assembly includes a shell, a first inlet duct, and a second inlet duct. The shell has a core that is provided with a plurality of first fluid channels and a plurality of second fluid channels. The first inlet duct has a plurality of first feed channels extending towards and fluidly connected to the plurality of first fluid channels. The second inlet duct has a plurality of second feed channels extending towards and fluidly connected to the plurality of second fluid channels. The plurality of first feed channels are interwoven with the plurality of second feed channels proximate an intersection region between the first inlet duct and the second inlet duct.

Abstract: A heat exchanger for boilers, in particular for condensing boilers. The heat exchanger having a set of heat exchanging plates inside which the water to be heated flows and outside which the combustion products coming from a burner pass. The heat exchanger has plates coupled to diaphragms for closing openings present on the plates; each plate having at least two levels of respective channels for the water flow to be heated. Hydraulic connections in series between the channels can be provided on the layer closest to a burner.

Abstract: A connector, a gasket arrangement, a heat exchanger plate and an assembly are provided. The connector is arranged to engage with an edge portion of the heat exchanger plate for fastening a gasket to a first side of the heat exchanger plate. The connector includes a first connection member, a second connection member and a bridge. A first part of the first connection member is arranged to engage with the gasket and a second part of the first connection member engages with the bridge. A first part of the second connection member is arranged to engage with the gasket and a second part of the second connection member engages with the bridge. The connector includes a finger arranged between the first and second connection members, a connection part of the finger engaging which the bridge and the finger being arranged to extend from the bridge towards the gasket.

Abstract: A fresh air supply device for an internal combustion engine may include a suction module for conducting supercharged fresh air and a charge air cooler arranged in the suction module for cooling the supercharged fresh air. The suction module includes a housing with a charge air inlet for uncooled charge air and a charge air outlet for cooled charge air. The housing has a cooler shell, which may include the charge air inlet containing the charge air cooler and an assembly opening. With respect to a flow direction of the charge air the assembly opening may be arranged downstream of the charge air cooler and through which the charge air cooler is inserted into the cooler shell. The housing has a connecting shell, which includes the charge air outlet and which in the region of the assembly opening is attached to the cooler shell in an air-tight manner.

Abstract: A heat exchanger includes tubes and a header tank. The tubes are arranged in parallel with each other, and fluid flows in the tubes. The header tank is disposed at end portions of the tubes in a longitudinal direction of the tubes and extends in a direction in which the tubes are arranged in parallel with each other to communicate with the tubes. The header tank includes a core plate, a resin tank main body part, and a resiliently-deformable sealing member. The tubes are joined to the core plate. The tank main body part is fixed to the core plate. The core plate includes a receiving part at which the sealing member is disposed. The tank main body part is fixed to the core plate with the sealing member clamped between an end part of the tank main body part on the core plate-side and the receiving part. The receiving part is disposed on a farther side from the tubes in the longitudinal direction of the tubes than the end portions of the tubes in the longitudinal direction of the tubes.

Abstract: A plate heat exchanger comprising a casing, a fluid separation device, a number of heat transfer plates that are permanently joined to each other and have central openings that form a central space in a plate stack and in which the fluid separation device is arranged, such that a first part of the central opening may act as a fluid inlet and a second part of the central opening may act as a fluid outlet for a first fluid, opposite sides of the plates act fluid entries and exits for a second fluid, an outer dimension of the plate stack is smaller than an inner dimension of a shell of the casing, wherein fluid blockers are arranged in a gap between the shell and the plate stack.

Abstract: A core-in-shell heat exchanger, a method of fabricating the core-in-shell heat exchanger, and a method of exchanging heat in a core-in-shell heat exchanger disposed on a slosh-inducing moving platform are described. The method of exchanging heat includes introducing a shell-side fluid into a shell of the core-in-shell heat exchanger and introducing a fluid to be cooled into each of one or more cores of the core-in-shell heat exchanger, the one or more cores being arranged along an axial length of the shell with a plurality of baffles disposed on either side of the one or more cores along the axial length of the shell to reduce slosh of the shell-side fluid. The method also includes draining excess shell-side fluid using a plurality of drains, at least two of the plurality of drains being disposed on opposite sides of one of the plurality of baffles.

Abstract: Materials, components, assemblies, and methods consistent with the disclosure are directed to the fabrication and use of sheets of material to provide channels for cooling through the flow of gas. An assembly for cooling can include a stack of alternating first and second blades, where each blade exhibits at least a first edge, a beveled edge, and a bend, the bend defining at least a first region and a second region, where the first region is substantially flat and bordered by the edge, the beveled edge, and the bend. An assembly can also include a sheet with folds to provide channels.

Abstract: A heat exchanger includes a heat exchanger wall that bounds a passage. A coating lines the heat exchanger wall. The coating has a thickness that varies according to location on the heat exchanger wall.

Abstract: The present invention relates to a heat exchange element in which unit constituent members, each of which includes a partition member that has a heat-transfer property and a moisture permeability and a spacing member that holds the partition member with a predetermined spacing, are stacked and in which a primary air flow that passes along an upper surface side of the partition member and a secondary air flow that passes along an undersurface side of the partition member and crosses the primary air flow exchange heat and moisture through the partition member, wherein a detachment suppressing rib is provided on the opposite side of the spacing member when viewed from the partition member at a bonded portion between the partition member and the spacing member, and the partition member is sandwiched by the spacing member and the detachment suppressing rib.

Abstract: A method of forming a membrane panel configured to be secured within an energy exchange assembly may include forming an outer frame defining a central opening, and integrating a membrane sheet with the outer frame. The membrane sheet spans across the central opening, and is configured to transfer one or both of sensible energy or latent energy therethrough. The integrating operation may include injection-molding the outer frame to edge portions of the membrane sheet. Alternatively, the integrating operation may include laser-bonding, ultrasonically bonding, heat-sealing, or the like, the membrane sheet to the outer frame.

Abstract: Heat exchanger, in particular condenser, comprises two parallel end closing plates (1, 2) having made a coolant inlet and outlet and at least one inlet and an outlet of the refrigerant. A heat exchange unit is provided between the closing plates (1, 2) and at least one coolant compartment and at least one refrigerant compartment, separated by an inner plate (5). The coolant compartments and, refrigerant compartments are arranged alternately and connected such that they form together with said inlets and outlets separated hydraulic circuits for the coolant and refrigerant and a turbulator panel (3, 4) is arranged in each of the compartments (3, 4).

Abstract: A system and method for producing argon that uses a higher pressure column, a lower pressure column, and an argon column collectively configured to produce nitrogen, oxygen and argon products through the cryogenic separation of air. The present system and method also employs a once through argon condensing assembly that is disposed entirely within the lower pressure column that is configured to condense an argon rich vapor stream from the argon column against the oxygen-enriched liquid from the higher pressure column to produce an argon liquid or vapor product. The control system is configured for optimizing the production of argon product by ensuring an even flow split of the oxygen-enriched liquid is distributed to the argon condenser cores and by adjusting the flow rate of the argon removed from the argon condensing assembly to maintain the liquid/vapor balance in the argon condensing assembly within appropriate limits.