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1. 发明授权

US10378369B2 Turbine 有权
公开(公告)号：US10378369B2
公开(公告)日：2019-08-13
申请号：US15107657
申请日：2015-01-05
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD. , IMPERIAL INNOVATIONS LTD
发明人： Takao Yokoyama , Seiichi Ibaraki , Ricardo Martinez-Botas , Mingyang Yang
IPC分类号： F01D9/02 , F01D5/04 , F01D25/24
摘要： A turbine is provided with a turbine rotor blade, and a turbine housing having a scroll part extending along a circumferential direction of the turbine rotor blade. The scroll part is configured such that an A/R ratio of a flow passage area A to a distance R between an axis of the turbine rotor blade and a flow passage center of the scroll part has a concave distribution at least in a part of a graph where an abscissa represents a circumferential position around the axis of the turbine rotor blade and an ordinate represents the A/R ratio.

2. 发明授权

US10072523B2 Sheet-metal turbine housing 有权
公开(公告)号：US10072523B2
公开(公告)日：2018-09-11
申请号：US15024659
申请日：2013-12-04
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Toyotaka Yoshida , Takao Yokoyama , Isao Tomita , Daigo Watanabe , Yasuaki Jinnai , Hirotaka Higashimori
IPC分类号： F01D25/24 , F01D9/02 , F01D25/08 , F02B37/00 , F01D21/04
CPC分类号： F01D25/246 , F01D9/02 , F01D9/026 , F01D21/045 , F01D25/08 , F02B37/00 , F05D2220/40 , F05D2230/54 , F05D2250/61 , F05D2260/22141 , F05D2300/10 , F05D2300/5023 , F05D2300/518 , F05D2300/603 , Y02T10/144
摘要： An object is to provide a sheet-metal turbine housing reinforced by a readily-manufacturable structure, the sheet-metal turbine housing also having a small thickness and improved containment performance. A sheet-metal turbine housing includes: a scroll part forming an exhaust gas channel of a scroll shape in a turbocharger for driving a turbine with exhaust gas of an engine, the scroll part comprising sheet metal; and at least one rib portion of a protrusion shape formed on an outer wall surface of the scroll part at a radially outer side of an inlet edge of a turbine blade along a circumferential direction of the scroll part, the at least one rib portion protruding either outward or inward, or both, and including a bend and bend-back structure formed on the sheet metal forming the scroll part.

3. 发明申请

US20150037146A1 TURBOCHARGER 审中-公开
标题翻译：涡轮增压器
公开(公告)号：US20150037146A1
公开(公告)日：2015-02-05
申请号：US14380095
申请日：2013-02-20
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Hideki Yamaguchi , Takashi Arai , Takao Yokoyama
IPC分类号： F04D29/10 , F04D29/58 , F02B37/00
CPC分类号： F04D29/102 , F01D11/02 , F01D11/025 , F01D25/125 , F02B37/00 , F02C6/12 , F04D29/5853 , F05D2220/40
摘要： To reduce the amount of exhaust gas leaking through the inlet side of the turbine wheel and the back face to the brazed portion and to suppress decrease in strength of the brazed portion due to increase in the temperature of the brazed portion in operation, a turbocharger having a turbine rotor including a turbine wheel and a shaft which are joined to each other with a brazing material comprises: a turbine housing 3; a bearing housing 10; and a back plate 11 disposed on a back face side of the turbine wheel 5 and along the back face with a space; the back plate 11 comprising: a fixing portion 11a formed in an outer peripheral portion of the back plate 11, the back plate 11a fixed in a joint portion of the turbine housing 3 and the bearing housing 10; and an opening portion 35 formed in an inner peripheral portion of the back plate 11, into which an cylindrical flange portion 10b is inserted with a space; wherein a narrowed portion 36 is formed between the back face of the turbine wheel 5 and a lateral face of the back plate 11, for suppressing an flow rate of an exhaust gas leaking through an inlet and then the back face side of the turbine wheel 5 and flowing to a joint portion B comprising the brazing material.
摘要翻译：为了减少通过涡轮机叶轮的入口侧和钎焊部分的背面泄漏的排气量，并且由于在操作中由于钎焊部分的温度升高而抑制钎焊部分的强度降低，所以涡轮增压器具有包括用钎焊材料彼此连接的涡轮机叶轮和轴的涡轮转子包括：涡轮机壳体3; 轴承座10; 以及设置在涡轮机叶轮5的背面侧并且沿着背面具有空间的背板11; 后板11包括：形成在后板11的外周部分中的固定部分11a，固定在涡轮壳体3的接合部分中的背板11a和轴承壳体10; 以及形成在背板11的内周部分中的开口部分35，圆柱形凸缘部分10b以空间插入该开口部分中; 其特征在于，在所述涡轮机叶轮5的背面和所述背板11的侧面之间形成有变窄部36，以抑制从所述涡轮机叶轮5的入口和后面侧泄漏的废气的流量并且流动到包括钎焊材料的接合部分B。

4. 发明申请

US20140294577A1 SCROLL STRUCTURE OF TURBINE HOUSING 有权
标题翻译：涡轮机壳的滚动结构
公开(公告)号：US20140294577A1
公开(公告)日：2014-10-02
申请号：US14350494
申请日：2012-10-10
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Toyotaka Yoshida , Takao Yokoyama , Motoki Ebisu
IPC分类号： F04D29/40
CPC分类号： F04D29/403 , F01D9/026 , F02B37/025 , F02C6/12 , F05D2220/40
摘要： An object of the invention is to provide a scroll structure of a turbine housing of a twin scroll turbocharger of which flow-through abilities of two exhaust gas passages are equal to each other. A tongue (44), which partitions a scroll portion (26) into an outer peripheral portion (26a) and an inner peripheral portion (26b) in a longitudinal section parallel to a flow direction of an exhaust gas, is formed at the turbine housing (32), the tongue (44) includes a front-side tongue (46) and a rear-side tongue (48) that respectively close the two exhaust gas passages at the outer peripheral portion (26a) in a cross-section, and respective inner sides (46a, 48a) of the front-side tongue (46) and the rear-side tongue (48) and respective minimal outflow width portions (56a, 58a) of a front-side passage (22) and a rear-side passage (24) are formed substantially parallel to each other in the cross-section at a downstream end of the outer peripheral portion (26a).
摘要翻译：本发明的目的是提供一种双涡旋涡轮增压器的涡轮机壳体的涡旋结构，其中两个排气通道的流通能力彼此相等。在涡轮机壳体上形成有将涡旋部分（26）分隔成外周部分（26a）和沿着排气流动方向的纵向剖面的内周部分（26b）的舌部（44）（32）中，所述舌部（44）包括分别在所述外周部（26a）处分别封闭所述两个排气通路的前侧舌部（46）和后侧舌部（48），以及前侧舌片46和后侧舌片48的相应内侧面46a，48a以及前侧通路22和后侧舌片46的相应的最小流出宽度部分56a，58a，在所述外周部（26a）的下游端的横截面形成有大致平行的侧通路（24）。

5. 发明授权

US10006355B2 Variable-geometry exhaust turbine 有权
公开(公告)号：US10006355B2
公开(公告)日：2018-06-26
申请号：US14759365
申请日：2013-02-21
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Noriyuki Hayashi , Takamitsu Himeno , Takashi Arai , Yukihide Nagayo , Mitsuru Aiba , Takao Yokoyama , Toru Hoshi , Hiroyuki Arimizu , Toshio Sakon
IPC分类号： F04D29/40 , F02B37/24 , F01D17/16 , F02C6/12 , F01D25/24 , F02B39/00
CPC分类号： F02B37/24 , F01D17/165 , F01D25/246 , F02B39/00 , F02C6/12 , F05D2220/40 , F05D2230/642 , Y02T10/144
摘要： An object is to provide a variable-geometry exhaust turbine whereby it is possible to prevent deformation and damage to a nozzle support under a high temperature. A variable-geometry exhaust turbine includes: a nozzle mount, a nozzle support including a first end portion joined to the first surface of the nozzle mount, a nozzle plate including the first surface joined to the second end portion of the nozzle support 6 and supported so as to face the nozzle mount at a distance, and the opposite second surface facing an exhaust—as channel through which exhaust gas flows, and a plurality of nozzle vanes supported rotatably between the nozzle mount and the nozzle plate. The nozzle support is capable of tilting along a radial direction so as to absorb a relative displacement in the radial direction between the nozzle mount and the nozzle plate due to thermal expansion.

6. 发明授权

US09587554B2 Twin-scroll turbocharger 有权
标题翻译：双涡旋增压器
公开(公告)号：US09587554B2
公开(公告)日：2017-03-07
申请号：US14368883
申请日：2012-11-14
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Toru Hoshi , Takao Yokoyama
IPC分类号： F01D9/02 , F02B37/02 , F01N13/10
CPC分类号： F02B37/025 , F01D9/026 , F01N13/107 , F05D2220/40 , Y02T10/144
摘要： A twin-scroll turbocharger comprises front and rear scrolls, a scroll throat portion separating the scrolls, a rotor blade rotated by exhaust gas, and a turbine housing forming, with an outer circumferential portion of the rotor blade, the front scroll and the rear scroll, and including an inclined surface on which an extended line of the incline facing toward the scroll throat portion of the front scroll and an inlet of the rotor blade intersect at a position in a central portion of the inlet of the rotor blade, wherein the connection R at a crossing portion P where the inclined surface and an inner periphery surface of the turbine housing intersect has a shape such that the gap of a constant width a continues to the position of the inlet of the rotor blade.
摘要翻译：双涡旋式涡轮增压器包括前涡卷和后涡卷，分离涡卷的涡旋喉部分，由废气旋转的转子叶片和形成有转子叶片的外圆周部分的涡轮壳体，前涡卷和后涡卷并且包括倾斜表面，斜面的延伸线面向前涡卷的涡旋喉部并且转子叶片的入口在转子叶片的入口的中心部分的位置处相交，其中连接在涡轮机壳体的倾斜面和内周面相交的交叉部P处具有使得恒定宽度a的间隙持续到转子叶片的入口的位置的形状的R。

7. 发明申请

US20140356153A1 TWIN-SCROLL TURBOCHARGER 有权
公开(公告)号：US20140356153A1
公开(公告)日：2014-12-04
申请号：US14368883
申请日：2012-11-14
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Toru Hoshi , Takao Yokoyama
IPC分类号： F02B37/02 , F01D9/02
CPC分类号： F02B37/025 , F01D9/026 , F01N13/107 , F05D2220/40 , Y02T10/144
摘要： To provide a turbocharger capable of turbocharging efficiency and reducing cost by suppressing a rapid expansion of exhaust gas blown from an outlet of a scroll in the vicinity of an inlet of a rotor blade, a twin-scroll turbocharger (1) comprises a rear scroll (22), a front scroll (21), a scroll throat portion (24) configured to separate the scrolls, a rotor blade (3) configured to be rotated by exhaust gas, and a turbine housing (2) configured to form, with an outer circumferential portion of the rotor blade (3), the front scroll (21) and the rear scroll (22), and includes an inclined surface (28) on which an extended line of the incline of the surface facing toward the scroll throat portion (24) of the front scroll and an inlet (3a) of the rotor blade intersect at a position in a central portion of the inlet (3a) of the rotor blade, wherein the connection R at a crossing portion P where the inclined surface (28) and an inner periphery surface (26) of the turbine housing (2), having a gap of a constant width between the inner periphery surface (26) and an outer circumferential portion of the rotor blade (3), intersect has a shape such that the gap of a constant width a continues to the position of the inlet (3a) of the rotor blade.
摘要翻译：为了提供能够通过抑制从转子叶片的入口附近的涡旋件的出口吹出的废气的快速膨胀而能够进行涡轮增压效率和降低成本的涡轮增压器，双涡旋式涡轮增压器（1）包括后涡旋 22），前涡盘（21），构造成分离涡卷的涡旋喉部分（24），被构造成由排气旋转的转子叶片（3）和涡轮壳体（2），其被构造成与转子叶片（3）的外圆周部分，前涡旋件（21）和后涡旋件（22），并且包括倾斜表面（28），表面的斜面的延伸线面向涡卷喉部（24），转子叶片的入口（3a）在转子叶片的入口（3a）的中心部分的位置处相交，其中在交叉部分P处的连接R，其中倾斜表面 28）和涡轮壳体（2）的内周面（26）内周面（26）与转子叶片（3）的外周部之间的宽度的间隙相交，具有恒定宽度a的间隙持续到入口（3a）的位置的形状，的转子叶片。

8. 发明授权

US11319873B2 Turbo cluster gas turbine system and activation method thereof 有权
公开(公告)号：US11319873B2
公开(公告)日：2022-05-03
申请号：US16780261
申请日：2020-02-03
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Ryo Takata , Takao Yokoyama , Kenji Nakamichi , Shinsuke Sato
IPC分类号： F02C6/02 , F02C3/06 , F01D13/00
摘要： A turbo cluster gas turbine system includes: at least one combustor configured to combust a fuel to generate a combustion gas; an output turbine configured to be driven with the combustion gas from the at least one combustor; and a plurality of supercharging systems configured to supply compressed air to be supplied to the at least one combustor, wherein each of the supercharging systems includes: a first turbocharger having a rotation shaft formed separately from a rotation shaft of the output turbine and configured to be driven with the combustion gas from the combustor; a first air line for supplying compressed air compressed by a compressor of the first turbocharger to the combustor; and a first combustion gas line for supplying the combustion gas from the combustor to a turbine of the first turbocharger.

9. 发明授权

US10006348B2 Turbocharger device 有权
公开(公告)号：US10006348B2
公开(公告)日：2018-06-26
申请号：US15025466
申请日：2014-11-27
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Atsushi Matsuo , Takao Yokoyama
IPC分类号： F02D23/00 , F02B37/18 , F02B37/24 , F02D41/14 , F02D41/22 , F02D41/00 , F02B37/12 , F02B39/16
CPC分类号： F02B37/18 , F02B37/24 , F02B39/16 , F02B2037/125 , F02B2039/166 , F02B2039/168 , F02D41/0007 , F02D41/1446 , F02D41/22 , Y02T10/144 , Y02T10/16 , Y02T10/40
摘要： A turbocharger device includes: a turbocharger (3); and a turbo controller (35) configured to control a waste-gate valve (31) or a variable-displacement mechanism of an exhaust-gas amount supplied to the turbine to control a boost pressure of the turbocharger, the turbo controller (35) including a control calculation part (44) and a sensor signal input part (45) provided separately and independently from an engine controller (33) and being mounted to a compressor housing at a side of the compressor (23b) of the turbocharger (3).

10. 发明授权

US09926938B2 Variable geometry turbocharger 有权
公开(公告)号：US09926938B2
公开(公告)日：2018-03-27
申请号：US14381237
申请日：2013-02-26
申请人： MITSUBISHI HEAVY INDUSTRIES, LTD.
发明人： Takao Yokoyama , Katsuyuki Osako , Isao Tomita , Yasuaki Jinnai , Masaki Tojo , Satomi Nagae
IPC分类号： F04D27/00 , F02B37/24 , F01D17/16 , F01D5/14 , F02B37/22 , F02C6/12
CPC分类号： F04D27/002 , F01D5/141 , F01D17/16 , F01D17/165 , F02B37/22 , F02B37/24 , F02C6/12 , F05D2220/40 , F05D2250/712 , F05D2250/713 , F05D2250/75 , Y02T10/144
摘要： In a variable geometry turbocharger including a variable nozzle mechanism, an object is to enhance safety upon malfunction of the variable nozzle mechanism as well as to improve accuracy in the control of the variable nozzle mechanism by applying a moment that acts on the nozzle vanes in an opening direction securely and stably. A variable geometry turbocharger includes a plurality of nozzle vanes 41a disposed at predetermined intervals around a rotational shaft center of a turbine wheel 7 so as to surround an outer circumferential side of the turbine wheel 7 and a variable nozzle mechanism configured capable of changing a blade angle of each of the nozzle vanes 41a, each of the nozzle vanes 41a having a blade cross-section orthogonal to a nozzle shaft 41b of each nozzle vane 41a, the blade cross-section having: a concave portion 53 curved into a concave shape on at least a part of a pressure surface 45 side, the part being disposed at a trailing edge 51 side with respect to the rotational center C; and a convex portion at a leading edge 49 side with respect to the rotational center C, so that a surface shape of the pressure surface 45 side is a substantially S-shape having the concave portion and the convex portion across a boundary at a same longitudinal position as the rotational center.

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