With Distinct Flow Director In Casing Patents (Class 165/159)
  • Patent number: 11629883
    Abstract: A gas furnace is provided. The gas furnace includes a combustion part in which a fuel gas is burnt to generate a combustion gas, a heat exchanger having a gas flow path through which the combustion gas flows, a blower configured to blow air around the heat exchanger, and an inducer configured to discharge the combustion gas from the heat exchanger. The heat exchanger includes at least one single path in which a single gas flow path is formed a single-multiple return bend configured to communicate with the single path and convert a flow direction of the combustion gas, and at least one multiple path having a plurality of paths that communicate with the single-multiple return bend and form multiple gas flow paths.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: April 18, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Jusu Kim, Janghee Park, Hansaem Park, Yongki Jeong, Doyong Ha
  • Patent number: 11512902
    Abstract: An axial flow baffle for a shell and tube heat exchanger includes a substantially planar body configured for transverse arrangement in a longitudinally elongated shell of the shell and tube heat exchanger, a plurality of axial flow tube apertures each comprising a central tube hole configured to receive a tube of the heat exchanger, and an array of peripheral primary flow holes circumferentially spaced apart around the tube hole. The primary flow holes each interrupt the central tube hole and formed a radially inward projecting tube support protrusions between the primary flow holes which engage a single tube. Each primary flow hole has a non-polygonal configuration, which may be semicircular in some embodiments. The primary flow holes create axial flow around the periphery of the tubes through the baffles. In another aspect, a hybrid cross-flow baffle includes a combination of axial flow tube apertures and circular tube support holes.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: November 29, 2022
    Inventors: Krishna P. Singh, Joseph Rajkumar
  • Patent number: 11378010
    Abstract: A ducted heat exchanger system for a gas turbine engine includes an additive manufactured heat exchanger core with a contoured external and/or internal geometry. A method of additively manufacturing a heat exchanger for a gas turbine engine includes additively manufacturing a core of a heat exchanger to set a ratio of local surface area to flow area to control a pressure drop per unit length along the core.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: July 5, 2022
    Assignee: Raytheon Technologies Corporation
    Inventor: John T. Schmitz
  • Patent number: 11333408
    Abstract: A cryocooler includes an attachment flange including a refrigerant gas introduction port through which refrigerant gas is introduced into a recondensing chamber from an ambient temperature environment, and attachable to the recondensing chamber, and a cooling stage that is disposed inside the recondensing chamber when the attachment flange is attached to the recondensing chamber. The refrigerant gas introduction port is perpendicularly or obliquely oriented with respect to an axial direction of the cryocooler so that a refrigerant gas flow exiting the refrigerant gas introduction port deviates from the cooling stage.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: May 17, 2022
    Assignee: SUMITOMO HEAVY INDUSTRIES, LTD.
    Inventors: Hirokazu Takayama, Xiaogang Lin, Mingyao Xu
  • Patent number: 11300368
    Abstract: A cross-flow heat exchanger for gas turbine engines which may be utilized to transfer heat from one fluid flow 46 to a second independent fluid flow wherein one of the fluid flows has a high differential inlet pressure and temperature. The heat exchanger has robust construction to inhibit mixing of the fluid flows during a single burst duct event.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: April 12, 2022
    Assignee: General Electric Company
    Inventors: Thomas Kupiszewski, Christopher Charles Glynn, Steven Douglas Johnson, John Andrew Kemme, Mehdi Milani Baladi, Michael Epstein
  • Patent number: 11287194
    Abstract: The present discloses a gas-gas high-temperature heat exchanger, including a shell (12), a tube sheet (5), a low-temperature gas inlet pipeline (6) and an outlet pipeline (7), and a high temperature gas outlet (8), the tube is divided into a first heat transfer zone (1) and a second heat transfer zone (2), a low temperature gas (4) flows in the tube, the tube includes a insert component (9) and an outer fin (10); a heat transfer tube in the second heat transfer zone (2) has a sleeve structure, a high-temperature gas (3) flows in the core tube (13), the low temperature gas (4) flows in an annular region between the core tube (13) and an outer tube (14), the high-temperature gas (3) flows out of the core tube (13) and flows into the shell-side area of the second heat transfer zone (2) again.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: March 29, 2022
    Assignee: XI'AN JIAOTONG UNIVERSITY
    Inventors: Qiuwang Wang, Pan Zhang, Ting Ma
  • Patent number: 11242708
    Abstract: A door cover system includes a removable and washable cover body having a first side edge extending to a second side edge; a top edge extending to a bottom edge; and a front surface and a back surface; a decorative pattern on the front surface of the cover body; and at least one fastener; the cover body is to cover a least a portion of a door and the fastener is to secure the cover body onto the door, and the decorative pattern may comprise but is not limited to a solid color, graphics, pictures, logos, holiday themes or any combination thereof.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: February 8, 2022
    Inventor: Jeffery B. Hall
  • Patent number: 11067040
    Abstract: The present invention relates to an exhaust gas cooling apparatus and, more specifically, to an exhaust gas cooling apparatus capable of reducing flow resistance and improving heat exchange performance, the apparatus comprising: a plurality of heat exchange tubes (200), which is spaced apart from each other by a predetermined distance in the width direction and has a height longer than the width, and through which an exhaust gas flows; and a main plate (300) including a first communication hole (310) to which one end of each of the heat exchange tubes (200) is fixed and a second communication hole (320) to which the other end of each of the heat exchange tubes (200) is fixed.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: July 20, 2021
    Assignee: Hanon Systems
    Inventors: Jung Wook Son, Sang Jun Lee, Yang Woo Lee, Tae Soo Chun, Hyeon Geun Chae
  • Patent number: 10876794
    Abstract: A heat exchanger includes a heat exchanger shell and a heat exchanger core defined by plurality of core elements releasably connected together when positioned within the heat exchanger shell. Each core element is defined by first and second opposing plates permanently fixed together with a fluid flow path formed therebetween. A coolant flow path is formed between adjacent core elements. A fluid seal positioned between adjacent core elements is configured to form a fluid tight seal between the fluid flow path and the coolant flow path.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: December 29, 2020
    Assignee: Ingersoll-Rand Industrial U.S., Inc.
    Inventor: Charles John Bergh
  • Patent number: 10823452
    Abstract: Provided is a heat source machine with high thermal efficiency. A heat exchanger (3) is provided with a resistance imparting member (8) that imparts resistance to combustion exhaust passing through fins (11). The resistance imparting member (8) is provided with exhaust passage sections (17) which are positioned opposing water pipes (10), and belt-like closing sections (16) that close the gap between the fins (11) of the water pipes (10) that are adjoining to each other.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: November 3, 2020
    Assignee: RINNAI CORPORATION
    Inventor: Takuya Miura
  • Patent number: 10767942
    Abstract: A u-tube heat exchanger has inlet tubes arranged in a pressure neutral inlet tube plate, a heating medium flows via the inlet tubes into u-tubes arranged in a tube sheet where the medium splits in two and flows from both ends of the u-tubes into a heating medium outlet chamber and exits the heat exchanger via an outlet nozzle.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: September 8, 2020
    Assignee: Haldor Topsoe A/S
    Inventor: Svend Høst-Madsen
  • Patent number: 10724806
    Abstract: Disclosed herein is a disk bundle-type plate heat exchanger. In disk bundle-type plate heat exchanger, a shell housing having an internal chamber is provided with an inlet and an outlet for a heating medium and an inlet and an outlet for a heating target medium, a first heat exchange bundle, a second heat exchange bundle, . . . , and an n-th heat exchange bundle are constructed in an integrated manner by stacking heat transfer plates having heating or heating target heat transfer passages in a plurality of layers and coupling reinforcing plates to the outer surfaces of the heat transfer plates, bundle packages are introduced into the internal chamber of the shell housing to thus allow the heating medium and the heating target medium to exchange heat with each other, and a bundle guide protrudes from one side or each of both sides of each of the heat exchange bundles.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: July 28, 2020
    Assignee: FROST CO., LTD.
    Inventor: Jin Wook Seo
  • Patent number: 10702094
    Abstract: A device for continuous heating of fluids, using steam, includes a first tubular circuit, having one inlet and one outlet, in which to fluid or mixture of liquids with gases to be heated is circulated, and a second tubular circuit in which the heating steam is circulated. The first tubular circuit comprises a section that is helically wound around a section of the axial length of a hollow first cylindrical body, closed at both ends. The device further comprises a hollow second hollow cylindrical body in which said first cylindrical body and said helically wound section are coaxially housed. The second cylindrical body is closed at both ends and has radial passageways communicating between the cavity of said first cylindrical body and the cavity of said second cylindrical body. The first cylindrical body, second cylindrical body and radial passageways forming part of said second tubular circuit.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: July 7, 2020
    Assignee: Gruppo Cimbali S.p.A.
    Inventors: Paolo Rognoni, Michele Tresoldi, Claudio Mosconi
  • Patent number: 10605535
    Abstract: Heat exchanger (100, 200) for cooling contaminated fluids and which are subjected to variable thermal load, by means of heat transfer to a receiving liquid and/or vapor fluid, said heat exchanger comprising a tube bundle consisting of a plurality of independent tubes (1), two plenums (9, 10, 109, 110), plates (12, 13, 112, 113), and characterized in that said independent tubes (1) comprise an inner tube (2, 102) in which the contaminated gas flows, and an outer tube (3, 103) being said inner tube (2, 102) and outer tube (3, 103) coaxial and where between the outer surface (2?, 102?) of the inner tube (2, 102) and the inner surface (31, 103?) of the outer tube (3, 103) is defined an annular passage G in which flows the receiving fluid and in that said inner tube (2, 102) is welded to the plate (12, 112) in a gas inlet section, while a gas outlet section is guided in a corresponding hole of the plate (13, 113), so that the inner tube (2, 102) expansion in an axial direction is not constrained.
    Type: Grant
    Filed: April 9, 2015
    Date of Patent: March 31, 2020
    Assignee: TURBODEN S.R.L.
    Inventors: Roberto Bini, Mario Gaia
  • Patent number: 10494576
    Abstract: A crude oil refinery pre-heat train (PHT) includes a crude oil stream pipeline system that extends through the PHT and is configured to carry a stream of crude oil from an inlet of the PHT to a furnace of the PHT; heat exchangers positioned in the crude oil stream pipeline system; and a control system. The heat exchangers include a first set of heat exchangers positioned in the crude oil stream pipeline system between the inlet of the PHT and one or more de-salters of the PHT; a second set of heat exchangers positioned in the crude oil stream pipeline system between the one or more de-salters of the PHT and one or more pre-flash drums of the PHT; and a third set of heat exchangers positioned between the one or more pre-flash drums of the PHT and the furnace of the PHT.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: December 3, 2019
    Assignee: Saudi Arabian Oil Company
    Inventors: Mahmoud Bahy Mahmoud Noureldin, Zeeshan Farooq
  • Patent number: 10487723
    Abstract: The charge air cooler arrangement for a piston engine includes an air cooler housing, a charge air cooler, which is arranged inside the air cooler housing, and an air duct that is connected to the air cooler housing for introducing charge air into the charge air cooler. The air duct is configured to protrude into the air cooler housing and to be attached to the charge air cooler.
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: November 26, 2019
    Assignee: WÄRTSILÄ FINLAND OY
    Inventors: Juho Sandberg, Janne Mäki
  • Patent number: 10488122
    Abstract: A heat exchanger is comprised of two heat exchanger sections, at least one of which is provided with a floating header to accommodate differential thermal expansion. The two heat exchanger sections are enclosed by an inner shell wall, and an external connecting passage is provided outside the inner shell wall, through which one of the fluids flows between the two heat exchanger sections. The external connecting passage is enclosed by an outer shell. The inner wall is provided with openings which communicate with the external connecting passage. The openings may be in the form of a substantially continuous gap or discrete openings. Specific examples of heat exchangers with this construction include a steam generator, a steam generator and combined catalytic converter, and a water gas shift reactor.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: November 26, 2019
    Assignee: Dana Canada Corporation
    Inventors: Doug Vanderwees, Manaf Hasan, Jianan Huang, Brian E. Cheadle
  • Patent number: 10465989
    Abstract: A heat exchanger for a marine engine has a housing with an internal cavity. Twisted tubes snake back and forth inside the cavity and carry a first fluid to cool a second engine cooling fluid flowing through the cavity. Each of the twisted tubes has a plurality of ridges to increase the surface area of the tube exposed to the second fluid. Dividers inside the cavity direct the flow of the second fluid through the cavity. The housing may have a removable cover to access the housing cavity.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: November 5, 2019
    Assignee: Indmar Products Company Inc.
    Inventors: Kevin J. Kimball, Rachel M. Mashburn, Jason C. Stimmel, Jason Vetzel
  • Patent number: 10412819
    Abstract: A plasma heater includes a plasma heating section, an exhaust wasteheat heating section, a gas circulation pump, a water cooling system, and a treatment tank for waste gas and waste water. Flames emitted by plasma torches of plasma generators are directly sprayed onto first water pipes for heating. Exhaust generated after combustion of the plasma torches flows through the tail gas residual heat heating section in the metal cylindrical casing, then flows out of the metal cylindrical casing to enter the gas circulation pump, and flows back into the plasma generators through the gas circulation pump for recycling. After the circulating exhaust operates for more than 10 minutes, the discharged waste gas and waste liquid enter the recovering treatment tank.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: September 10, 2019
    Assignee: QILU UNIVERSITY OF TECHNOLOGY
    Inventor: Shouguo Wang
  • Patent number: 10295278
    Abstract: A header box (3?) includes a header (10) and a cover (11) having a longitudinal extent dimension and at least one flange (8?) crimped in-between the header (10) and the cover (11). The header (10) has a ductility different from that of the flange (8?). At the flange (8?), a longitudinal portion (18) of the header (10) and/or of the flange (8?) is rolled in such a way that the flange (8?) is trapped between the header (10) and the cover (11). Additionally, a heat exchanger includes such a box.
    Type: Grant
    Filed: May 22, 2012
    Date of Patent: May 21, 2019
    Assignee: VALEO SYSTEMES THERMIQUES
    Inventors: Mickael Dumoutier, Laurent Moreau
  • Patent number: 10295265
    Abstract: A return waterbox for a heat exchanger, such as a shell-and-tube heat exchanger, is provided. The return waterbox may include an insert configured to direct a fluid flow(s) in the return waterbox. In some embodiments, such as in a two-pass heat exchanger, the insert can be configured to receive water from one portion of the heat exchanger tubes in the first pass and redirect the received water to another portion of the heat exchanger tubes in the second pass.
    Type: Grant
    Filed: August 14, 2017
    Date of Patent: May 21, 2019
    Assignee: TRANE INTERNATIONAL INC.
    Inventor: Brian Thomas Sullivan
  • Patent number: 10289772
    Abstract: A design method for creep-fatigue strength of a plate-fin heat exchanger. The method includes preliminarily designing the plate-fin heat exchanger according to its service requirements, making a primary stress assessment for the plate-fin heat exchanger, calculating the equivalent mechanical and thermophysical parameters of the plate-fin heat exchanger core to satisfy the allowable stress requirement, performing a thermal fatigue analysis for the plate-fin heat exchanger based on these parameters and then calculating the fatigue life and creep life of the plate-fin heat exchanger to accomplish the comprehensive design of the plate-fin heat exchanger in the high-temperature service. The design method provides an effective method for the high temperature design of the plate-fin heat exchanger.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: May 14, 2019
    Assignee: CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
    Inventors: Wenchun Jiang, Lei Ge, Yucai Zhang, Jianming Gong, Shandong Tu, Xuefang Xie
  • Patent number: 10254055
    Abstract: An intercooler assembly may include a housing and a cooler arranged therein through which charge air may be flowable. The housing may include an insertion opening through which the cooler may be insertable into the housing in an insertion direction transverse to the flow direction of the charge air. The cooler may include a pipe structure through which a coolant may be flowable, first and second end parts opposite each other transverse to the insertion direction, and third and fourth end parts opposite each other transverse to the first and second end parts and parallel to the flow direction, the end parts laterally delimiting and mechanically connected to the pipe structure. The cooler may be mechanically connected to the housing by the first end part, and at least one of the other end parts may be movably attached to the housing. The cooler may be pre-stressed against the housing by the third and/or fourth end part in a direction opposite a deformation of the cooler resulting from cooling of the charge air.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: April 9, 2019
    Assignee: Mahle International GmbH
    Inventors: Boris Bangert, Andreas Eilemann, Karsten Emrich, Tobias Isermeyer, Hubert Pomin, Timm Roeschmann, Juergen Stehlig
  • Patent number: 10247456
    Abstract: A receiver for a refrigeration system includes an enclosure with an inlet for liquid refrigerant at a first end and an outlet for the liquid refrigerant at a second end. A heat exchanger with an inlet and an outlet for refrigerant vapor is surrounded by the enclosure. The heat exchanger includes baffles so that alternatingly positioned flow passages are positioned on opposing sides of the enclosure.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: April 2, 2019
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Ricky Gov, Ranjit Darke, Peter Zheng
  • Patent number: 10222126
    Abstract: A condensation heat exchanger having dummy pipes is provided in which a plurality of condensation heat exchange pipes are connected with water housings so as to recover latent heat while the water is circulating, and, by having the dummy pipes, penetrating the water housings, arranged in between the condensation heat exchange pipes, the pressure applied to the water housings is distributed and smooth flow of water is facilitated.
    Type: Grant
    Filed: May 6, 2013
    Date of Patent: March 5, 2019
    Assignee: KITURAMI BOILER CO., LTD.
    Inventors: Tae-Young Kim, Hae-Young Jung, Kyoung-Soo Lee
  • Patent number: 10221085
    Abstract: Methods of processing molten material comprising the step (I) of flowing molten material through an interior of a conduit from a first station to a second station of a glass manufacturing apparatus and the step (II) of cooling the molten material within the interior of the conduit by passing a cooling fluid along an exterior of the conduit. The method further includes the step (III) of directing a travel path of the cooling fluid toward a vertical plane passing through the conduit. In further examples, a glass manufacturing apparatus comprises a first station, a second station, and a conduit configured to provide a travel path for molten material traveling from the first station to the second station. The glass manufacturing apparatus further comprises at least one baffle configured to direct a travel path of cooling fluid toward a vertical plane passing through the conduit.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: March 5, 2019
    Assignee: CORNING INCORPORATED
    Inventors: Jaesoo Hwang, Jaeyoung Kim, Bonhyoung Koo
  • Patent number: 10138859
    Abstract: A heater system for preheating a vehicle and method of operating the same, wherein the method of operation is dependent upon the temperature of the coolant fluid in the vehicle coolant system.
    Type: Grant
    Filed: February 13, 2013
    Date of Patent: November 27, 2018
    Assignee: Jaguar Land Rover Limited
    Inventors: Colin Godsall, Dominic Taylor
  • Patent number: 10138202
    Abstract: The invention relates to a process for preparing N-alkyl(meth)acrylamides by reacting (meth)acrylic anhydride with corresponding alkylamines.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: November 27, 2018
    Assignee: Evonik Roehm GmbH
    Inventors: Dirk Broell, Benedikt Laux, Christian Maul, Patrick Peter, Claus Zimmer
  • Patent number: 10126066
    Abstract: A heat exchanger, for example a shell and tube flooded evaporator, has a refrigerant distributor that is positioned at an angle between the bottom of the shell and the sides of the shell, and includes an inlet that is welded to an inlet piping, where the inlet and inlet piping are in fluid communication with the refrigerant distributor, and are in a generally corresponding position orientation. Tubes of a tube bundles may extend proximate the bottom of the shell.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: November 13, 2018
    Assignee: TRANE INTERNATIONAL INC.
    Inventors: Steven Joseph Pitts, Harry Kenneth Ring, Steven Erwin Meloling
  • Patent number: 9951677
    Abstract: A charge-air cooling device for a fresh air system of an internal combustion engine may include a housing which contains a charge-air duct and a heat exchanger having an internal coolant path and an external charge-air path. The housing may have a mounting opening, through which the heat exchanger is pushed into the housing in a longitudinal direction of the heat exchanger such that, in a pushed-in state, the charge-air duct leads through the charge-air path. The housing may include at least one wall in a receiving region which receives the heat exchanger. The wall may be elastic and, by the heat exchanger being pushed into the receiving region, the wall may be transferred from a relaxed state when the heat exchanger has not been pushed into the receiving region, into a stressed state when the heat exchanger has been pushed into the receiving region.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: April 24, 2018
    Assignee: Mahle International GmbH
    Inventors: Veit Bruggesser, Oliver Fischer, Juergen Stehlig
  • Patent number: 9951997
    Abstract: Shell-and-tube heat exchangers that utilize one or more foam heat transfer units engaged with the tubes to enhance the heat transfer between first and second fluids. The foam of the heat transfer units can be any thermally conductive foam material that enhances heat transfer. In an embodiment, a liquid distribution unit is employed that sprays a fluid to maximize the energy transfer through the use of large surface/volume ratio of the sprayed fluid. The spraying can be used in combination with or separately from the foam heat transfer units. Also, the tubes can be helically twisted around the liquid distribution unit so that the sprayed fluid impinges on the tubes. The shell-and-tube heat exchangers described herein are highly efficient, inexpensive to build, and corrosion resistant. The heat exchangers can be configured as an evaporator, a condenser, or for single phase cooling or heating thermal transfer applications.
    Type: Grant
    Filed: February 3, 2012
    Date of Patent: April 24, 2018
    Assignee: Lockheed Martin Corporation
    Inventors: Scott M. Maurer, James W. Klett
  • Patent number: 9841240
    Abstract: A heat exchange, which includes a casing having a cylinder; two connectors respectively attached to one end of the cylinder through the small opening; two convex heads respectively connected through the opening end to the large opening of a connector; a core disposed inside the casing; and two heat transfer medium passages. In this way, the space at the ends of the casing of the heat exchanger may be enlarged, thereby providing a space large enough to accommodate the construction personal and better working environment for two-side welding and future maintenance and wider selection range of material of the casing of the heat exchanger; a buffer area is provided for the flow of the heat transfer medium, and the auxiliary like baffles may be mounted inside the convex heads as required to further improve the heat exchange efficiency and reduce the cost.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: December 12, 2017
    Assignee: ZHENHAI PETROCHEMICAL JIANAN ENGINEERING CO., LTD.
    Inventors: Xian'an Zhang, Jianliang Wang, Xingmiao Hu, Lijiang Liu, Junjie Li
  • Patent number: 9650999
    Abstract: Disclosed is a recirculated exhaust gases distribution device (11) of an inlet manifold (3) for an air inlet module configured to supply at least one internal combustion engine cylinder with a flow of air containing inlet gases and/or recirculated exhaust gases (EGR gases), the distribution device (11) including a recirculated exhaust gases distribution duct (13), the distribution duct (13) including first means (15) for injection of recirculated exhaust gases into the flow of air for supplying at least one cylinder. The distribution device (11) further includes a control member (17) that is arranged in the distribution duct (13) and is configured to modulate the flow of recirculated exhaust gases injected by the first injection means (15).
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: May 16, 2017
    Assignee: VALEO SYSTEMES THERMIQUES
    Inventors: Benjamin Ferlay, Jean-Pierre Galland
  • Patent number: 9631875
    Abstract: A heat exchanger (10) cooling a fluid and a method for manufacturing, the heat exchanger (10) having an outer pipe section (12) in which a plurality of inner pipe sections (36) with channels for the fluid to be cooled are disposed. At least one cooling fluid channel (56) is disposed in the outer pipe section (12). The at least one cooling fluid channel (56) and the at least one channel for the fluid to be cooled are in heat contact and fluidically separated from each other. A plurality of inner pipe sections (36) open on both ends (38, 46) form of a pipe bundle (34) having ends fixed tightly in a corresponding lead-through opening (40) of an upstream end body (42) and fixed tightly with the other end (46) in a corresponding lead-through opening (48) of a downstream end body (50).
    Type: Grant
    Filed: July 1, 2013
    Date of Patent: April 25, 2017
    Assignee: MANN+HUMMEL GMBH
    Inventors: Alexander Korn, Heinz Buehl, Achim Rehmann, Herbert Pietrowski, Gerrit-Tobias Speidel
  • Patent number: 9187326
    Abstract: A process tank for producing insoluble sulfur comprising a tank body having an upper half portion a lower half portion a first end and a second end along the longitudinal axis; an inner semi-cylinder body inside the upper half portion; and a first filter plate in the lower half portion. The space between the inner semi-cylinder body and the tank body is a sandwich structure and an inner cavity independent of the sandwich structure is provided inside the tank body. The first filter plate is wavelike in the cross section which separates from the inner cavity a first filter liquid cavity. A first liquid outlet communicating with the first filter liquid cavity is provided on the tank body.
    Type: Grant
    Filed: May 1, 2012
    Date of Patent: November 17, 2015
    Assignee: Jiangsu Sinorgchem Technology Co., Ltd.
    Inventors: Xinmin Chen, Dezhu Wang, Luxin Wang
  • Patent number: 9109820
    Abstract: A heat exchange device includes a heat exchanger having a plurality of heat transfer tubes through which a refrigerant is circulated and functioning as an evaporator, a plurality of communication tubes connected to ends of the heat transfer tubes on the refrigerant discharge side, and a header connected to ends of the plurality of communication tubes on the refrigerant discharge side, the header for joining the refrigerant discharged from the communication tubes. At least a part of the plurality of communication tubes includes a flow passage enlargement communication tube formed in such a manner that a flow passage sectional area on the side of the header is larger than a flow passage sectional area on the side of the heat transfer tubes.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: August 18, 2015
    Assignee: DAIKIN ONDUSTRIES, LTD.
    Inventor: Yoshiharu Michitsuji
  • Publication number: 20150129182
    Abstract: A heat exchanger for a motor vehicle, said heat exchanger including an outer casing in which heat exchanger tubes are arranged and a medium can be guided into the casing on the front side and can be evacuated on the opposite side, and a second medium can be guided to the casing via the lateral side, wherein a channel extends along at least part of the periphery on the outer side of the casing, the second medium can be guided by a supply line into the peripheral channel and passes the channel into the inner chamber of the casing via the openings in the casing.
    Type: Application
    Filed: April 30, 2013
    Publication date: May 14, 2015
    Applicants: BENTELER AUTOMOBILTECHNIK GMBH, BENTELER AUTOMOTIVE CORPORATION
    Inventors: Michael T. Glass, John Studabaker
  • Patent number: 9016354
    Abstract: Cooling performance of a cooler for pre-cooling humid gas supplied to a gas turbine power generation plant, etc. is improved by increasing heat transfer efficiency between the humid gas and cooling liquid flowing in heat exchanger tubes with utilization of condensed liquid generated due to the cooling of the humid gas. In a heat exchanger for cooling humid gas a flowing surrounding heat exchanger tubes 8 of the tube groups 9a and 9b by flowing cooling liquid r in the tubes, the liquid droplets cl generated by condensation of moisture contained in the humid gas are gathered and sprinkled or fallen in drops on a part of the heat exchanger tube group 9b, which results in increased heat exchange efficiency.
    Type: Grant
    Filed: November 3, 2008
    Date of Patent: April 28, 2015
    Assignee: Mitsubishi Hitachi Power Systems, Ltd.
    Inventors: Satoshi Hiraoka, Koichi Inoue
  • Publication number: 20150107804
    Abstract: A heat exchanger for a motor vehicle, has an outer sheath and heat exchanger tubes are arranged in the outer sheath and a medium is feedable into the sheath on the front side and is removable on the opposite side, wherein a front plate is arranged in each case on the end side of the covering, wherein the front plate has openings through which the medium is transferrable into the heat exchanger tubes, and, in particular, the heat exchanger tubes at least partially reach through the openings, which heat exchanger is characterized in that flat surfaces are formed on the front plate on the border side between the openings, wherein guide elements are arranged indirectly or directly in front of the flat surfaces in the direction of flow, wherein the face areas of the directing elements overlap at least the flat surfaces in the direction of flow.
    Type: Application
    Filed: April 30, 2013
    Publication date: April 23, 2015
    Inventors: Michael T. Glass, Mike Galdys
  • Publication number: 20150107806
    Abstract: A heat exchanger for a motor vehicle, in particular an exhaust gas heat exchanger, includes an outer casing in which heat exchanger tubes are arranged as bundles. At least one heat exchanger tube is configured double-walled, and formed from an outer tube and an inner tube, wherein a first medium flows in the casing and/or in the inner tube and a second medium flows between the outer tube and the inner tube.
    Type: Application
    Filed: April 30, 2013
    Publication date: April 23, 2015
    Applicants: BENTELER AUTOMOBILTECHNIK GMBH, BENTELER AUTOMOTIVE CORPORATION
    Inventor: Michael T. Glass
  • Patent number: 8974934
    Abstract: A battery module is provided. The battery module includes a battery cell and a heat exchanger disposed adjacent to the battery cell. The battery module further includes a cooling manifold having a tubular wall, a first fluid port, and a ring shaped member. The tubular wall defines an interior region and having first and second end portions. The first fluid port extends outwardly from an outer surface of the tubular wall and fluidly communicates with the interior region of the tubular wall. The ring shaped member is disposed on an outer surface of the first fluid port a predetermined distance from the outer surface of the tubular wall.
    Type: Grant
    Filed: August 16, 2012
    Date of Patent: March 10, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Robert Merriman, Thomas J. Gadawski, Josh Payne
  • Publication number: 20150047619
    Abstract: An exhaust gas radiator for at least one of an exhaust gas system and an exhaust gas recirculation system of an internal combustion engine may include an exhaust gas path, which leads from an exhaust gas inlet to an exhaust gas outlet, and a coolant path, which is coupled in a heat-transferring manner to the exhaust gas path. The exhaust gas path may have an inlet region, which includes the exhaust gas inlet and has an inlet cooling capacity. The exhaust gas path may have downstream of the inlet region an intermediate region, which has an intermediate cooling capacity that is lower than the inlet cooling capacity. The exhaust gas path may have downstream of the intermediate region an outlet region, which includes the exhaust gas outlet and has an outlet cooling capacity that is greater than the intermediate cooling capacity.
    Type: Application
    Filed: March 27, 2013
    Publication date: February 19, 2015
    Applicant: Mahle International GmbH
    Inventors: Tobias Fetzer, Boris Kerler, Lisa Von Rabenau
  • Publication number: 20150027673
    Abstract: A heat exchanger (1) for gases, in particular for the exhaust gases of an engine, comprising a bundle of tubes (2) arranged inside a casing (3) defining a gas inlet (4) and outlet (5), said tubes (2) being intended for the circulation of the gases with a view to exchanging heat with a coolant, and said tubes (2) being distributed in at least one column having a plurality of rows defining a plurality of spaces (8) between the rows, and comprising a coolant inlet pipe (9) and outlet pipe (10) connected to the casing (3). Said exchanger (1) comprises a bypass channel (11) incorporated into the casing (3) capable of connecting the spaces (8) defined between the rows of tubes (2) located in front of said channel (11) with one of the coolant pipes (10), in such a way as to improve the distribution of the coolant.
    Type: Application
    Filed: December 18, 2012
    Publication date: January 29, 2015
    Applicant: Valeo Termico, S.A.
    Inventors: Juan Carlos De Francisco Moreno, Carlos Rodrigo Marco, Yolanda Bravo Rodriguez, Fernando Puertolas Sanchez
  • Patent number: 8936070
    Abstract: A device for cooling a gas flow of an internal combustion engine includes a housing, an inlet and an outlet for a gas of the internal combustion engine, which is to be cooled, an inlet and an outlet for a liquid coolant, a heat exchanger for heat transfer between the gas and the coolant, a first wall section of the housing, wherein the first wall section is arranged between the coolant and the gas flow, and a second wall section of the housing, wherein the second wall section is arranged between the coolant and the atmosphere, wherein the first wall section and the second wall section are integrally formed in one piece.
    Type: Grant
    Filed: July 13, 2007
    Date of Patent: January 20, 2015
    Assignee: Behr GmbH & Co.KG
    Inventors: Peter Geskes, Bernd Grünenwald, Wolfgang Knödler
  • Patent number: 8925625
    Abstract: A heat exchanger has a flat tube (10) having a curved portion (13). A part of the curved portion (13) is formed by overlapping an outer rim (22) on an inner rim (21). The inner rim (21) has a small curvature region (102). The small curvature region (102) is inclined to a flat plate portion (11), and is defined by a radius larger than a difference between a half of a thickness of the flat tube (10) and a thickness of the outer rim (22). The small curvature region (102) is not beyond a center line (C1) in a thickness of the flat tube (10). The outer rim (22) extends beyond the center line (C1). The outer rim (22) has an end face (22a) placed on the small curvature region (102). The flat tube (10) has flared portions (15, 16) expanded at insertion holes (54).
    Type: Grant
    Filed: July 10, 2008
    Date of Patent: January 6, 2015
    Assignee: Denso Corporation
    Inventors: Toshihide Ninagawa, Tatsuo Ozaki, Takahide Oohara, Noriyuki Miyazaki, Mitsuyoshi Saito, U Ou, Norio Yoshida, Tetsuya Sakakibara, Kazuhiro Mitsukawa
  • Patent number: 8905008
    Abstract: The invention relates to a gas supply module (20) for an engine, comprising a heat exchanger (22) capable of cooling gases for the intake thereof in an intake space of a cylinder head of the engine, and a gas supply valve (24) capable of directing said gases toward the intake space of said cylinder head and/or through said heat exchanger (22), said module (20) further comprising an interface element (26) closing said intake space of said cylinder head. According to the invention, said interface element (26) and said valve (24) are shaped such that said valve (24) can be attached to said cylinder head via at least a first attachment means extending through at least the interface element (26). The invention also relates to an assembly of an engine cylinder head and such a module, and to a motor vehicle engine comprising such an assembly. The invention can particularly be used in the field of motor vehicles.
    Type: Grant
    Filed: November 8, 2010
    Date of Patent: December 9, 2014
    Assignee: Valeo Systems Thermiques
    Inventor: Samuel Leroux
  • Publication number: 20140311721
    Abstract: A shell and tube heat exchanger includes a shell having an inner surface that defines a heat exchange zone, a refrigerant pool zone is arranged in the heat exchange zone, and a plurality of tube bundles are arranged in the heat exchange zone above the refrigerant pool zone. The tube bundles include first and second wall members that define a tube channel, and a plurality of tubes arranged in the tube channel. Each of the first and second wall members have a first end that extends to a second end that is spaced from the refrigerant pool zone. The plurality of tube bundles is spaced one from another so as to define one or more vapor passages. A refrigerant distributor is positioned above the tube channel. The refrigerant distributor is configured and disposed to deliver a refrigerant onto the plurality or tubes toward the refrigerant pool zone.
    Type: Application
    Filed: November 15, 2012
    Publication date: October 23, 2014
    Inventors: Jack Leon Esformes, XingHua Huang, Marcel Christians, Satyam Bendapudi, Sean P. Breen, Salim Bahattin Yilmaz
  • Publication number: 20140305414
    Abstract: Housing for cooling air prior to introduction to an engine is provided. The housing includes a cooling chamber and an inlet chamber fluidically connected to the cooling chamber. The cooling chamber includes four side walls, a top wall and a bottom wall. The inlet chamber includes a top surface laterally extending from the top wall of the cooling chamber and an inlet disposed on the top surface. The inlet is configured to direct the air in a first direction. Further, the inlet chamber includes a bottom surface laterally extending from a side wall of the cooling chamber and disposed substantially perpendicular to the first direction at a predetermined distance from the top surface of the inlet chamber. The bottom surface is configured to turn the fluid in a second direction substantially perpendicular to the first direction prior to entering into the cooling chamber.
    Type: Application
    Filed: April 12, 2013
    Publication date: October 16, 2014
    Applicant: Electro-Motive Diesel, Inc.
    Inventors: Joshua Schueler, Gary R. Svihla
  • Publication number: 20140284032
    Abstract: Apparatuses and systems for introducing two-phase refrigerant into a shell of a core-in-shell exchanger are disclosed. One system includes: an exchanger shell; a heat-exchanging core disposed inside the exchanger shell; and an inlet flow distributor for directing incoming fluid comprising: a baffle plate with an array of orifice holes, wherein the orifice holes are off-set from the heat-exchanging core.
    Type: Application
    Filed: March 7, 2014
    Publication date: September 25, 2014
    Applicant: CONOCOPHILLIPS COMPANY
    Inventors: Matthew Calvin GENTRY, Wesley Roy QUALLS, Paul Raymond DAVIES
  • Patent number: 8833436
    Abstract: The heat exchange assembly (1) for exchanging heat between a first and a second fluid comprises: a plurality of heat exchange modules (12) for exchanging heat between the first and second fluids, these being distributed about a central axis (X) and having opposing respective lateral faces (47); feed manifolds (14, 16) for feeding the modules (12) with primary and secondary fluid and collection manifolds (18, 20) for removing these fluids. At least some of the said manifolds (14, 16) or parts of the said manifolds (18) run between the modules (12), the said manifolds (14, 16) or parts of manifolds (18) flanking one and the same module (12) being positioned substantially symmetrically with respect to the mid-plane situated between the two lateral faces (47) of the said module (12) in such a way that the said manifolds (14, 16) or parts of manifolds (18) create substantially identical thermal stresses in the lateral faces (47) of the module (12).
    Type: Grant
    Filed: February 23, 2007
    Date of Patent: September 16, 2014
    Assignee: Areva NP
    Inventor: Gilles Francois