公开(公告)号：EP0496571A1

公开(公告)日：1992-07-29

申请号：EP92300492.3

申请日：1992-01-21

申请人： GEC AEROSPACE LIMITED

发明人： Cook, Ronald George ,  Massey, Alan Ernest ,  Bone, Geoffrey Edward ,  Black, Nicholas

IPC分类号： F01D17/18 ,  F01D1/02 ,  F01D17/14

CPC分类号： F01D1/023 ,  F01D17/141 ,  F01D17/18 ,  F05D2220/50 ,  F05D2250/411

摘要： A two-point efficient gas turbine is described comprising a turbine wheel having two sets of turbine blades (20, 21,) one set (20) being designed to operate in conjunction with a high pressure HP annular duct (5) and a set of fixed HP nozzles (18,) and the other set (21) being designed to operate in conjunction with a low pressure LP annular duct (7) and a set of fixed LP nozzles (19,) a control valve (13) being provided which is operable in accordance with the speed of the turbine wheel for controlling the gas/bleed air flow in the HP and LP annular ducts (5 and 7) (Fig. 1).

摘要翻译： 描述了一种两点高效燃气轮机，其包括具有两组涡轮机叶片（20,21）的涡轮机叶轮，一组（20）被设计成与高压HP环形管道（5）结合操作，并且一组 固定的HP喷嘴（18）和另一组（21）被设计成与低压LP环形管道（7）和一组固定的LP喷嘴（19）一起操作，控制阀（13）被设置为 可根据用于控制HP和LP环形管道（5和7）（图1）中的气体/排出气流的涡轮机叶轮的速度进行操作。