公开(公告)号：US07165943B2

公开(公告)日：2007-01-23

申请号：US10928212

申请日：2004-08-30

申请人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

发明人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

IPC分类号： F01D5/22

CPC分类号： F01D11/08 ,  F01D5/225 ,  F01D5/288 ,  F01D9/02 ,  F01D11/001 ,  F01D11/02 ,  F01D17/145 ,  F02C1/05 ,  F05D2220/31 ,  F05D2230/232 ,  F05D2230/90 ,  F05D2250/182 ,  F05D2260/607 ,  F05D2300/611 ,  Y02T50/673 ,  Y02T50/675

摘要： A geothermal turbine comprises a turbine casing, a turbine rotor shaft, a plurality of nozzle diaphragm outer rings fixed to the turbine casing, a plurality of nozzle diaphragm inner rings located radially inside the nozzle diaphragm outer rings, a plurality of nozzles placed between the nozzle diaphragm outer rings and the nozzle diaphragm inner rings, which form a steam passage, a plurality of rotor blades mounted on the turbine rotor shaft, which face the nozzles and form a blade cascade in a circumferential direction, a shroud arranged on tip of the rotor blade, an overhang attached to the nozzle diaphragm outer ring, which extends downstream of the nozzles and has an inner surface facing radially outside the shroud, and a plurality of sealing fins which protrude radially outward from the shroud and face the overhang.

公开(公告)号：US20070224037A1

公开(公告)日：2007-09-27

申请号：US11642829

申请日：2006-12-21

申请人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

发明人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

IPC分类号： F03B11/00

CPC分类号： F01D11/08 ,  F01D5/225 ,  F01D5/288 ,  F01D9/02 ,  F01D11/001 ,  F01D11/02 ,  F01D17/145 ,  F02C1/05 ,  F05D2220/31 ,  F05D2230/232 ,  F05D2230/90 ,  F05D2250/182 ,  F05D2260/607 ,  F05D2300/611 ,  Y02T50/673 ,  Y02T50/675

摘要： A geothermal turbine comprises a turbine casing, a turbine rotor shaft, a plurality of nozzle diaphragm outer rings fixed to the turbine casing, a plurality of nozzle diaphragm inner rings located radially inside the nozzle diaphragm outer rings, a plurality of nozzles placed between the nozzle diaphragm outer rings and the nozzle diaphragm inner rings, which form a steam passage, a plurality of rotor blades mounted on the turbine rotor shaft, which face the nozzles and form a blade cascade in a circumferential direction, a shroud arranged on tip of the rotor blade, an overhang attached to the nozzle diaphragm outer ring, which extends downstream of the nozzles and has an inner surface facing radially outside the shroud, and a plurality of sealing fins which protrude radially outward from the shroud and face the overhang.

摘要翻译： 地热涡轮机包括涡轮机壳体，涡轮转子轴，固定到涡轮机壳体的多个喷嘴隔膜外环，位于喷嘴隔膜外环径向内侧的多个喷嘴隔膜内圈，多个喷嘴，位于喷嘴 隔膜外圈和形成蒸汽通道的喷嘴隔膜内圈，安装在涡轮转子轴上的多个转子叶片，其面对喷嘴并在圆周方向上形成叶片级联;罩体，布置在转子的顶端 叶片，附着在喷嘴隔膜外环上的悬臂，其延伸到喷嘴的下游并且具有面向径向外侧的内表面，以及多个从护罩径向向外突出并面向突出端的密封翅片。

公开(公告)号：US06860718B2

公开(公告)日：2005-03-01

申请号：US10351613

申请日：2003-01-27

申请人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

发明人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

IPC分类号： B23K9/00 ,  B23K9/04 ,  B23K10/02 ,  B23K35/30 ,  B23K35/32 ,  C22C14/00 ,  C22C19/00 ,  C22C32/00 ,  C22C38/00 ,  C23C4/04 ,  C23C4/08 ,  F01D5/06 ,  F01D5/20 ,  F01D5/22 ,  F01D5/28 ,  F01D9/04 ,  F01D11/02 ,  F01D11/08 ,  F03G4/00

CPC分类号： F01D11/08 ,  F01D5/225 ,  F01D5/288 ,  F01D9/02 ,  F01D11/001 ,  F01D11/02 ,  F01D17/145 ,  F02C1/05 ,  F05D2220/31 ,  F05D2230/232 ,  F05D2230/90 ,  F05D2250/182 ,  F05D2260/607 ,  F05D2300/611 ,  Y02T50/673 ,  Y02T50/675

摘要： A geothermal turbine comprises a turbine casing, a turbine rotor shaft, a plurality of nozzle diaphragm outer rings fixed to the turbine casing, a plurality of nozzle diaphragm inner rings located radially inside the nozzle diaphragm outer rings, a plurality of nozzles placed between the nozzle diaphragm outer rings and the nozzle diaphragm inner rings, which form a steam passage, a plurality of rotor blades mounted on the turbine rotor shaft, which face the nozzles and form a blade cascade in a circumferential direction, a shroud arranged on tip of the rotor blade, an overhang attached to the nozzle diaphragm outer ring, which extends downstream of the nozzles and has an inner surface facing radially outside the shroud, and a plurality of sealing fins which protrude radially outward from the shroud and face the overhang.

摘要翻译： 地热涡轮机包括涡轮机壳体，涡轮转子轴，固定到涡轮机壳体的多个喷嘴隔膜外环，位于喷嘴隔膜外环径向内侧的多个喷嘴隔膜内圈，多个喷嘴，位于喷嘴 隔膜外圈和形成蒸汽通道的喷嘴隔膜内圈，安装在涡轮转子轴上的多个转子叶片，其面对喷嘴并在圆周方向上形成叶片级联;罩体，布置在转子的顶端 叶片，附着在喷嘴隔膜外环上的悬臂，其延伸到喷嘴的下游并且具有面向径向外侧的内表面，以及多个从护罩径向向外突出并面向突出端的密封翅片。

公开(公告)号：US20050025617A1

公开(公告)日：2005-02-03

申请号：US10928212

申请日：2004-08-30

申请人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

发明人： Atsuhide Suzuki ,  Toshihiro Fujiwara ,  Masataka Fukuda ,  Kazuaki Ikeda ,  Toshihiro Matsuura ,  Osamu Watanabe ,  Hisao Fujihashi ,  Kentaro Takagi

IPC分类号： B23K9/00 ,  B23K9/04 ,  B23K10/02 ,  B23K35/30 ,  B23K35/32 ,  C22C14/00 ,  C22C19/00 ,  C22C32/00 ,  C22C38/00 ,  C23C4/04 ,  C23C4/08 ,  F01D5/06 ,  F01D5/20 ,  F01D5/22 ,  F01D5/28 ,  F01D9/04 ,  F01D11/02 ,  F01D11/08 ,  F03G4/00

CPC分类号： F01D11/08 ,  F01D5/225 ,  F01D5/288 ,  F01D9/02 ,  F01D11/001 ,  F01D11/02 ,  F01D17/145 ,  F02C1/05 ,  F05D2220/31 ,  F05D2230/232 ,  F05D2230/90 ,  F05D2250/182 ,  F05D2260/607 ,  F05D2300/611 ,  Y02T50/673 ,  Y02T50/675

摘要： A geothermal turbine comprises a turbine casing, a turbine rotor shaft, a plurality of nozzle diaphragm outer rings fixed to the turbine casing, a plurality of nozzle diaphragm inner rings located radially inside the nozzle diaphragm outer rings, a plurality of nozzles placed between the nozzle diaphragm outer rings and the nozzle diaphragm inner rings, which form a steam passage, a plurality of rotor blades mounted on the turbine rotor shaft, which face the nozzles and form a blade cascade in a circumferential direction, a shroud arranged on tip of the rotor blade, an overhang attached to the nozzle diaphragm outer ring, which extends downstream of the nozzles and has an inner surface facing radially outside the shroud, and a plurality of sealing fins which protrude radially outward from the shroud and face the overhang.