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    • 1. 发明公开
    • INNER FIN FOR HEAT EXCHANGER
    • 内置翅片换热器
    • EP3318832A1
    • 2018-05-09
    • EP16817927.3
    • 2016-06-28
    • Tokyo Radiator Mfg. Co., Ltd.
    • SEMURA KentaYOKOO Tetsu
    • F28F1/40F28F1/02
    • F01N3/0205F28D3/02F28D7/1684F28D21/0003F28F1/02F28F1/40F28F3/025F28F3/042F28F2215/10
    • In an inner fin (2) that is inserted into a tube (4) and performs heat exchange, a plate is made up of a top part (10) that is in contact with the upper plate part of the tube, a bottom part (12) that is in contact with the lower plate part of the tube, and a wall plate part (14) that partitions a space between the top and bottom parts, and a channel having a concave-shaped cross section and a channel having an inverted concave-shaped cross section are alternately repeated as channels of the gas by a pair of the wall plate parts facing each other. The wall plate part for each of the channels has a shape in which the wall plate part is bent left and right in a serpentine shape and projected and recessed parts (20 and 22) thereof are alternately repeated and formed, and the recessed part (22) of the wall plate part is formed with a chevron-shaped part (24) made up of an upward slope part (28) that bulges in a direction of the wall plate part facing the wall plate part and ranges from a base part to the top part and a downward slope part (29) that passes downward from the top part to a neighboring base part.
    • 在插入管(4)中并进行热交换的内翅片(2)中,板由与管的上板部分接触的顶部(10),底部( 与所述管的下板部接触的壁部(12);以及将所述顶部与所述底部之间的空间隔开的壁板部(14),所述壁板部(14)具有截面为凹状的流路, 通过相互面对的一对壁板部分交替地重复凹形截面作为气体的通道。 每个通道的壁板部分具有这样的形状,其中壁板部分以蛇形形状左右弯曲并且其交错地形成凹凸部分(22和22),凹凸部分(22 )形成有人字形部分(24),该人字形部分由向上倾斜部分(28)构成,所述向上倾斜部分在朝向壁板部分的壁板部分的方向上凸出,并且从基部部分到 顶部和从顶部向相邻的基部向下穿过的向下倾斜部(29)。
    • 3. 发明公开
    • INNER FIN
    • INNENRIPPE
    • EP2787315A1
    • 2014-10-08
    • EP12854375.8
    • 2012-11-22
    • Tokyo Radiator Mfg. Co., Ltd.
    • YOKOO Tetsu
    • F28F1/40F02M25/07F28D1/06F28F1/04F28F1/06F28F13/12
    • F02M25/0734F02M26/29F28D21/0003F28F3/027
    • An object of the invention is to provide an inner fin for a tube used in an EGR cooler which promotes the heat exchange between exhaust gases and cooling fluid, which makes it difficult for the tube to be clogged with soot and which is easy to be assembled at the time of fabrication.
      There is provided an inner fin (1) configured to be installed in an EGR cooler for cooling exhaust gases, and to be used in a flat tube through which exhaust gases pass, wherein: a sheet material is formed into an offset configuration in which grooves and ridges are formed alternately in a widthwise direction, and the grooves and the ridges are offset laterally at right angles to a gas flowing direction at predetermined length intervals in an alternate fashion; and a first projection (11) and a second projection (12) are formed for each segment (10) surrounded by a pair of left and right side walls, by cutting either an upper surface portion or a lower surface portion and causing the cut surface portion to stand, the first projection (11) being inclined towards an upstream side of the gas flowing direction, the second projection being disposed downstream of the first projection (11) and being inclined towards a downstream side of the gas flowing direction at an angle equal to an angle at which the first projection (11) is inclined.
    • 本发明的一个目的是提供一种用于EGR冷却器中用于促进废气和冷却流体之间的热交换的管的内翅片,这使得管难以用烟灰堵塞并且容易组装 在制造时。 提供了一种内部翅片(1),其构造成安装在用于冷却废气的EGR冷却器中,并且用于排气通过的扁平管中,其中:片材形成为偏移构造,其中凹槽 并且脊沿宽度方向交替地形成,并且槽和脊以交替的方式以预定的长度间隔以气体流动方向成直角地偏移; 并且通过切割上表面部分或下表面部分并使切割表面(12)被切割而形成为由一对左右侧壁围绕的每个部分(10)形成的第一突起(11)和第二突起(12) 所述第一突起(11)朝向所述气体流动方向的上游侧倾斜,所述第二突起设置在所述第一突起(11)的下游,并且朝向所述气体流动方向的下游侧以一定角度倾斜 等于第一突起(11)倾斜的角度。
    • 4. 发明公开
    • EGR COOLER
    • AGR-KÜHLVORRICHTUNG
    • EP2787211A1
    • 2014-10-08
    • EP12853489.8
    • 2012-11-22
    • Tokyo Radiator Mfg. Co., Ltd.
    • YOKOO, TetsuNAKANOWATARI, ToshihitoKODAMA, ToshikazuOKAWARA, KazuyaSEKI, NorihitoKOZAI, SusumuAYUSE, IsaoTAMURA, TaketoshiSEMURA, Kenta
    • F02M25/07F28F3/08F28F3/10F28F9/18
    • F01N3/10F02M26/32F28D9/0031F28D21/0003F28F1/006F28F3/025F28F9/001F28F9/0221F28F9/182F28F13/12F28F2009/029F28F2275/04
    • An object of the invention is to provide an EGR cooler which enhances a cooling performance by increasing a ratio of the volume of a core portion which performs a heat exchange and enhances a pressure resistance strength.
      There is provided an EGR cooler having a core portion (1) in which a large number of flat tubes (4) through which exhaust gases pass are stacked one on another in an interior of a hollow cylindrical shell (7) to be joined to the shell (7) for heat exchange between the exhaust gases and a cooling fluid which flows around the tubes (4), a cylindrical inlet header (2) which is joined to an upstream side of the shell (7) in relation to a gas flow at one end thereof to thereby supply the exhaust gases into the core portion (1), and a cylindrical outlet header (3) which is joined to a downstream side of the core portion (1) in relation to the gas flow at one end thereof to thereby discharge the exhaust gases from the core portion (1), characterized in that the inlet header (2) and the outlet header (3) are joined to an outer surface of the shell (7), and the tubes (4)are joined to an inner surface of the shell (7) at those joint portions (13).
    • 本发明的目的是提供一种EGR冷却器,其通过增加执行热交换的芯部的体积的比例并提高耐压强度来提高冷却性能。 提供了一种具有芯部(1)的EGR冷却器,其中排气通过的大量扁平管(4)在中空圆柱形壳体(7)的内部彼此层叠以被接合到 壳体(7),用于排气之间的热交换和围绕管(4)流动的冷却流体;圆柱形入口集管(2),其相对于气流连接到壳体(7)的上游侧 从而将排气供给到芯部(1)中,以及圆筒形出口集管(3),其相对于一端的气流与芯部(1)的下游侧接合 从而从核心部分(1)排出废气,其特征在于,入口集管(2)和出口集管(3)连接到壳体(7)的外表面,并且管(4)是 在所述接合部分(13)处连接到所述壳体(7)的内表面。
    • 5. 发明公开
    • ENGINE COOLING APPARATUS AND ENGINE COOLING METHOD
    • MOTORKÜHLUNGSVORRICHTUNGUNDMOTORKÜHLUNGSVERFAHREN
    • EP2787189A1
    • 2014-10-08
    • EP12853010.2
    • 2012-11-27
    • Calsonic Kansei CorporationTokyo Radiator Mfg. Co., Ltd.
    • KANEDA TakashiINABA Junpei
    • F01P3/18F01P3/20F01P5/12F01P7/16F02M25/07
    • F01P3/20F01P3/12F01P7/165F01P2005/105F01P2007/146F01P2037/02F01P2060/00F01P2060/02F01P2060/16F01P2060/18F02M26/33
    • An object of the invention relates to a cooling system for an engine having an EGR system and the like and a cooling method for cooling the engine and is to provide a system and method for cooling an engine which realize a reduction in the capacity of a main radiator by giving a sub-radiator a function to assist the main radiator, a reduction in cost and an effective use of an installation space.
      A sub-control valve (22) is provided which detects a temperature of a liquid coolant in a main circulation path and separates part of the liquid coolant which is to be sent to a main radiator (16) to send it into a sub-circulation path in case the detected temperature of the liquid coolant exceeds an upper limit value of the temperature of the liquid coolant when an engine runs in a steady state, and the liquid coolant which is sent into the sub-circulation path (12) by the sub-control valve (22) is cooled in a sub-radiator (28) and is then caused to flow into a cooler device, while the liquid coolant in the sub-circulation path (12) is separated to be returned to an upstream side of a first pump (18) in the main circulation path (8).
    • 本发明的目的在于一种用于具有EGR系统等的发动机的冷却系统以及用于冷却发动机的冷却方法,并提供一种用于冷却发动机的系统和方法,其实现主机容量的降低 通过赋予副散热器来辅助主散热器的功能,降低成本并有效利用安装空间。 提供了一个子控制阀(22),其检测主循环路径中的液体冷却剂的温度,并将要发送到主散热器(16)的一部分液体冷却剂分离成副循环 在发动机稳定状态下液体冷却剂的检测温度超过液体冷却剂的温度的上限值的情况下,通过子液体冷却剂被送入副循环路径(12)的液体冷却剂 控制阀(22)在副散热器(28)中被冷却,然后被流入冷却器装置,而在副循环路径(12)中的液体冷却剂被分离以返回到 在主循环路径(8)中的第一泵(18)。
    • 8. 发明公开
    • EGR COOLER
    • EGR冷却器
    • EP3273197A1
    • 2018-01-24
    • EP17185644.6
    • 2012-11-22
    • Tokyo Radiator Mfg. Co., Ltd.
    • YOKOO, TetsuNAKANOWATARI, ToshihitoKODAMA, ToshikazuOKAWARA, KazuyaSEKI, NorihitoKOZAI, SusumuAYUSE, IsaoTAMURA, TaketoshiSEMURA, Kenta
    • F28F3/08F28F3/10F28F9/18F28F9/02F28D9/00F28D21/00F28F1/00F28F9/00
    • F01N3/10F02M26/32F28D9/0031F28D21/0003F28F1/006F28F3/025F28F9/001F28F9/0221F28F9/182F28F13/12F28F2009/029F28F2275/04
    • An object of the invention is to provide an EGR cooler which enhances a cooling performance by increasing a ratio of the volume of a core portion which performs a heat exchange and enhances a pressure resistance strength.
      There is provided an EGR cooler having a core portion (1) in which a large number of flat tubes (4) through which exhaust gases pass are stacked one on another in an interior of a hollow cylindrical shell (7) to be joined to the shell (7) for heat exchange between the exhaust gases and a cooling fluid which flows around the tubes (4), a cylindrical inlet header (2) which is joined to an upstream side of the shell (7) in relation to a gas flow at one end thereof to thereby supply the exhaust gases into the core portion (1), and a cylindrical outlet header (3) which is joined to a downstream side of the core portion (1) in relation to the gas flow at one end thereof to thereby discharge the exhaust gases from the core portion (1), characterized in that the inlet header (2) and the outlet header (3) are joined to an outer surface of the shell (7), and the tubes (4)are joined to an inner surface of the shell (7) at those joint portions (13).
    • 本发明的目的在于提供一种EGR冷却器,其通过增加进行热交换的芯部的体积比率并提高耐压强度来提高冷却性能。 提供了一种具有芯部(1)的EGR冷却器,其中排放气体通过的大量扁平管(4)彼此堆叠在中空圆柱形壳体(7)的内部中以与所述芯部 壳体(7),其用于排气与围绕管(4)流动的冷却流体之间的热交换;圆柱形入口集管(2),其相对于气体流动连接到壳体(7)的上游侧 从而将废气供应到芯部(1)中;以及圆柱形出口集管(3),其在芯部(1)的一端与气流相关的下游侧结合在一起 从而从核心部分(1)排出废气,其特征在于入口集管(2)和出口集管(3)连接到壳体(7)的外表面,并且管(4)是 在这些接合部分(13)处接合到壳体(7)的内表面。