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    • 2. 发明授权
    • High temperature rotor blade attachment
    • 高温转子叶片附件
    • US5688108A
    • 1997-11-18
    • US509777
    • 1995-08-01
    • Douglas D. DierksmeierTab M. Heffernan
    • Douglas D. DierksmeierTab M. Heffernan
    • F01D5/08F01D5/28F01D5/30F04D29/34
    • F01D5/3007F01D5/081F01D5/085F01D5/28F01D5/3061Y02T50/671Y02T50/676
    • A lightweight high temperature rotor blade attachment structure for use in a gas turbine engine. The lightweight high temperature rotor blade attachment lug being cast of a single crystal alloy and the lug is then bonded to a conventional nickel based wheel. A circular arc firtree is utilized to connect the insertable turbine blade between a pair of circumferentially spaced lugs that have been bonded to the turbine disk. In an alternate form of the present invention the attachment lug includes an internal cooling passage for receiving cooling fluid from a compressor. More particularly, the present invention discloses a single crystal attachment lug that is bonded to a powdered metal nickel alloy rotor disk and includes internal cooling passages, and in one form is designed for use with turbine blades that do not have a platform. Further, in another form of the present invention the single crystal attachment lug is bonded to the powdered metal nickel rotor disk and is designed to be used with turbine blades having a platform.
    • 一种用于燃气涡轮发动机的轻型高温转子叶片安装结构。 轻型高温转子叶片安装凸耳由单晶合金铸造,然后将凸耳接合到常规的镍基轮上。 使用圆形弧形管将可插入的涡轮叶片连接在已经结合到涡轮盘上的一对周向间隔开的凸耳之间。 在本发明的替代形式中,附接凸耳包括用于从压缩机接收冷却流体的内部冷却通道。 更具体地说,本发明公开了一种结合到粉末状金属镍合金转子盘上并包括内部冷却通道的单晶安装凸耳,其一种形式被设计用于不具有平台的涡轮叶片。 此外,在本发明的另一形式中,单晶安装凸耳与粉末状金属镍转子盘结合,并被设计成与具有平台的涡轮叶片一起使用。
    • 3. 发明授权
    • High temperature rotor blade attachment
    • 高温转子叶片附件
    • US5863183A
    • 1999-01-26
    • US783439
    • 1997-01-16
    • Douglas D. DierksmeierTab M. Heffernan
    • Douglas D. DierksmeierTab M. Heffernan
    • F01D5/08F01D5/28F01D5/30F04D29/38
    • F01D5/3007F01D5/081F01D5/085F01D5/28F01D5/3061Y02T50/671Y02T50/676
    • A lightweight high temperature rotor blade attachment structure for use in a gas turbine engine. The lightweight high temperature rotor blade attachment lug being cast of a single crystal alloy and the lug is then bonded to a conventional nickel based wheel. A circular arc firtree is utilized to connect the insertable turbine blade between a pair of circumferentially spaced lugs that have been bonded to the turbine disk. In an alternate form of the present invention the attachment lug includes an internal cooling passage for receiving cooling fluid from a compressor. More particularly, the present invention discloses a single crystal attachment lug that is bonded to a powdered metal nickel alloy rotor disk and includes internal cooling passages, and in one form is designed for use with turbine blades that do not have a platform. Further, in amother form of the present invention the single crystal attachment lug is bonded to the powdered metal nickel rotor disk and is designed to be used with turbine blades having a platform.
    • 一种用于燃气涡轮发动机的轻型高温转子叶片安装结构。 轻型高温转子叶片安装凸耳由单晶合金铸造,然后将凸耳接合到常规的镍基轮上。 使用圆形弧形管将可插入的涡轮叶片连接在已经结合到涡轮盘上的一对周向间隔开的凸耳之间。 在本发明的替代形式中,附接凸耳包括用于从压缩机接收冷却流体的内部冷却通道。 更具体地说,本发明公开了一种结合到粉末状金属镍合金转子盘上并包括内部冷却通道的单晶安装凸耳,其一种形式被设计用于不具有平台的涡轮叶片。 此外,在本发明的另一种形式中,单晶安装凸耳与粉末状金属镍转子盘结合,并被设计成与具有平台的涡轮叶片一起使用。
    • 7. 发明授权
    • High temperature rotor blade attachment
    • 高温转子叶片附件
    • US5836742A
    • 1998-11-17
    • US784350
    • 1997-01-16
    • Douglas D. DierksmeierTab M. Heffernan
    • Douglas D. DierksmeierTab M. Heffernan
    • F01D5/08F01D5/28F01D5/30F04D29/58
    • F01D5/3007F01D5/081F01D5/085F01D5/28F01D5/3061Y02T50/671Y02T50/676
    • A lightweight high temperature rotor blade attachment structure for use in a gas turbine engine. The lightweight high temperature rotor blade attachment lug being cast of a single crystal alloy and the lug is then bonded to a conventional nickel based wheel. A circular arc firtree is utilized to connect the insertable turbine blade between a pair of circumferentially spaced lugs that have been bonded to the turbine disk. In an alternate form of the present invention the attachment lug includes an internal cooling passage for receiving cooling fluid from a compressor. More particularly, the present invention discloses a single crystal attachment lug that is bonded to a powdered metal nickel alloy rotor disk and includes internal cooling passages, and in one form is designed for use with turbine blades that do not have a platform. Further, in another form of the present invention the single crystal attachment lug is bonded to the powdered metal nickel rotor disk and is designed to be used with turbine blades having a platform.
    • 一种用于燃气涡轮发动机的轻型高温转子叶片安装结构。 轻型高温转子叶片安装凸耳由单晶合金铸造,然后将凸耳接合到常规的镍基轮上。 使用圆形弧形管将可插入的涡轮叶片连接在已经结合到涡轮盘上的一对周向间隔开的凸耳之间。 在本发明的替代形式中,附接凸耳包括用于从压缩机接收冷却流体的内部冷却通道。 更具体地说,本发明公开了一种结合到粉末状金属镍合金转子盘上并包括内部冷却通道的单晶安装凸耳,其一种形式被设计用于不具有平台的涡轮叶片。 此外,在本发明的另一形式中,单晶安装凸耳与粉末状金属镍转子盘结合,并被设计成与具有平台的涡轮叶片一起使用。