公开(公告)号：US20150110641A1

公开(公告)日：2015-04-23

申请号：US14061193

申请日：2013-10-23

Applicant: General Electric Company

Inventor： Jason Douglas Herzlinger ,  Harish Bommanakatte ,  Anthony Louis Giglio ,  Jacob Charles Perry, II

IPC: F01D5/18

CPC classification number: F01D5/187 ,  F01D5/186 ,  Y02E20/16 ,  Y02T50/672 ,  Y02T50/676

Abstract: Various embodiments of the invention include turbine buckets and systems employing such buckets. Various particular embodiments include a turbine bucket having: a base including: a casing having at least one exhaust aperture on an outer surface of the casing; and a core within the casing, the core having: a serpentine cooling passage; and at least one outlet passage fluidly connected with the serpentine cooling passage and the exhaust aperture, wherein the at least one outlet passage permits flow of a coolant from the serpentine cooling passage to the at least one exhaust aperture on the outer surface of the casing; and an airfoil connected with the base at a first end of the airfoil, the airfoil including: a suction side; a pressure side opposing the suction side; a leading edge spanning between the pressure side and the suction side; and a trailing edge opposing the leading edge and spanning between the pressure side and the suction side

Abstract translation: 本发明的各种实施例包括涡轮机桶和采用这种铲斗的系统。 各种特定实施例包括涡轮机桶，其具有：底座，包括：壳体，其在壳体的外表面上具有至少一个排气孔; 以及壳体内的芯，所述芯具有：蛇形冷却通道; 以及与蛇形冷却通道和排气孔流体连接的至少一个出口通道，其中所述至少一个出口通道允许冷却剂从所述蛇形冷却通道流动到所述壳体的外表面上的所述至少一个排气孔; 以及在所述翼型件的第一端处与所述基座连接的翼型件，所述翼型件包括：吸力侧; 与吸力侧相对的压力侧; 位于压力侧和吸力侧之间的前缘; 以及与前缘相对并跨越压力侧和吸力侧的后缘