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    • 1. 发明申请
    • NOZZLE AND METHOD FOR WASHING GAS TURBINE COMPRESSORS
    • 用于洗涤气体涡轮压缩机的喷嘴和方法
    • WO2005028119A1
    • 2005-03-31
    • PCT/SE2004/001370
    • 2004-09-24
    • GAS TURBINE EFFICIENCY ABASPLUND, PeterHJERPE, Carl-Johan
    • ASPLUND, PeterHJERPE, Carl-Johan
    • B05B07/08
    • F01D25/002B08B3/02B08B9/00
    • A nozzle (54) for cleaning a gas turbine unit (1) during operation. The invention further relates to a method for washing a gas turbine unit (1) during operation. The nozzle (54) is arranged to atomize a wash liquid in the air stream in an air intake (2) of the gas turbine unit (1) and comprises a nozzle body (40) comprising an intake end (41) for intake of said wash liquid and outlet end (55) for exit of said wash liquid. The nozzle further comprises a number of orifices (42, 46; 42, 46, 60) that are connected to the outlet end (55) and respective orifice (42, 46; 42, 46, 60) is arranged at a suitable distance from a centre axis (49) of said nozzle body (40), whereby the local density of the injected wash liquid in a desired area can be increased with preserved droplet size and thereby the efficiency of the cleaning process can be significantly improved at the same time as the risk for damaging the components in the gas turbine unit is significantly reduced.
    • 一种用于在操作期间清洁燃气轮机单元(1)的喷嘴(54)。 本发明还涉及一种在操作期间清洗燃气轮机单元(1)的方法。 喷嘴(54)布置成雾化燃气轮机单元(1)的进气口(2)中的空气流中的洗涤液体,并且包括喷嘴体(40),其包括用于吸入所述气体 洗涤液体和出口端(55),用于所述洗涤液体的出口。 喷嘴还包括多个连接到出口端(55)的孔口(42,46,42,66,60),并且相应的孔口(42,46,42,66,60)以适当的距离 所述喷嘴体(40)的中心轴线(49),由此可以在保持的液滴尺寸的情况下增加所需区域中注入的洗涤液体的局部密度,从而可以显着提高清洁过程的效率 因为损害燃气轮机组件中的部件的风险显着降低。
    • 2. 发明申请
    • A METHOD OF WASHING OBJECTS, SUCH AS TURBINE COMPRESSORS
    • 一种清洗对象的方法,如涡轮压缩机
    • WO1996040453A1
    • 1996-12-19
    • PCT/SE1996000723
    • 1996-05-31
    • GAS TURBINE EFFICIENCY ABASPLUND, Peter
    • GAS TURBINE EFFICIENCY AB
    • B08B03/02
    • B08B9/00B08B3/02B08B3/04F01D25/002F04D29/705
    • When washing objects, such as turbine compressors, which operate with large quantities of air and are therefore internally soiled by and coated with contaminants carried by the air, finely-divided liquid is sprayed onto and through the object. The liquid is finely-divided to a degree at which the particles of liquid will follow the same routes to and through the object as those previously taken by the air-borne contaminants. The quantities of finely-divided liquid are sprayed through at least one nozzle towards and through the object at an overpressure within the range of 50-80 bars, at a liquid particle size in the range of 250-120 mu m, and with a total volumetric flow through the nozzle or nozzles within the range of 0.5-60 l/min., and with a liquid particle velocity of 100-126 m/sec.
    • 当洗涤物体(例如涡轮压缩机),其运行大量空气并因此被内部污染并涂覆有由空气携带的污染物时,将细分的液体喷射并穿过物体。 液体细分至一定程度,液体颗粒将遵循与空气传播的污染物先前采取的物体相同的方式穿过物体。 细碎液体的数量通过至少一个喷嘴在50-80巴的范围内以超过250-120微米范围内的液体粒度并以总共喷射到物体上。 通过喷嘴或喷嘴的体积流量在0.5-60升/分钟的范围内,液体颗粒速度为100-126米/秒。
    • 4. 发明申请
    • METHOD AND APPARATUS FOR CLEANING A TURBOFAN GAS TURBINE ENGINE
    • 清洁涡轮发动机涡轮发动机的方法和装置
    • WO2005077554A1
    • 2005-08-25
    • PCT/SE2004/000194
    • 2004-02-16
    • GAS TURBINE EFFICIENCY ABHJERPE, Carl-JohanASPLUND, Peter
    • HJERPE, Carl-JohanASPLUND, Peter
    • B08B3/02
    • B08B9/00B08B3/02F01D25/002F02K3/06F04D29/705
    • Device for cleaning a gas turbine engine (2), and in particular an engine of turbofan type. The present invention further relates to a method for cleaning such a engine. The device comprises a plurality of nozzles (31, 33, 35) arranged to atomize cleaning liquid in the air stream in an air inlet (20) of the engine (2) up-stream of a fan (25) of the engine (2). According to the invention a first nozzle (31) is arranged at a position such that the cleaning liquid emanating from the first nozzle (31) impinges the surfaces of the blades (40) substantially on the pressure side (53); a second nozzle (35) is arranged at a position such that the cleaning liquid emanating from the second nozzle (35) impinges the surfaces of the blades (40) substantially on the suction side (54); and a third nozzle (33) is arranged at a position such that the cleaning liquid emanating from the third nozzle (33) passes substantially between the blades (40) and enters an inlet (23) of the core engine (203). Thereby, the different types of fouling found on the fan and in the core engine compressor of turbofan engine can be removed in an efficient manner.(Fig. 3).
    • 用于清洁燃气涡轮发动机(2),特别是涡轮风扇发动机的装置。 本发明还涉及清洁这种发动机的方法。 该装置包括多个喷嘴(31,33,35),其布置成将发动机(2)的发动机(2)的风扇(25)的上游的空气入口(20)中的空气流中的清洁液体雾化 )。 根据本发明,第一喷嘴(31)被布置在使得从第一喷嘴(31)发出的清洁液体基本上撞击在压力侧(53)上的叶片(40)的表面的位置; 第二喷嘴(35)布置在使得从第二喷嘴(35)发出的清洁液体基本上撞击吸力侧(54)的位置上冲击叶片(40)的表面的位置; 并且第三喷嘴(33)布置在使得从所述第三喷嘴(33)发出的清洁液体基本上在所述叶片(40)之间穿过并进入所述核心发动机(203)的入口(23)的位置处。 因此,可以以有效的方式去除风扇和涡轮风扇发动机的核心发动机压缩机中发现的不同类型的污垢(图3)。
    • 6. 发明申请
    • SYSTEM FOR WASHING AN AERO GAS TURBINE ENGINE
    • 用于清洗AERO气体涡轮发动机的系统
    • WO2005120953A1
    • 2005-12-22
    • PCT/EP2005/052643
    • 2005-06-08
    • GAS TURBINE EFFICIENCY ABHJERPE, Carl-Johan
    • HJERPE, Carl-Johan
    • B64F5/00
    • F01D25/002B05B7/0093B05B7/166B05B7/26B05B12/002B08B3/003B08B3/02B08B3/026B08B3/08B08B3/10B08B9/00B08B9/093B60S3/044E03B1/042F05D2220/323
    • System for washing a gas turbine engine (1). The system comprises a spray device (33; 90) including at least one nozzles (54) adapted to inject liquid into an inlet (110) of said engine during a washing operation; a wash unit (31, 35) adapted to distribute said liquid to said spray device (33; 90); and a positioning device (34) adapted to move said spray device in three dimensions, thereby enabling a positioning of said spray device in a washing operation position in said three dimensions relative said engine inlet (110) without any contact between the spray device (33; 90) and the engine (1). The invention further relates to a vehicle for making the inventive system mobile and to a mobile system for serving a gas turbine engine (1) comprising a mobile vehicle carrying the washing system and a liquid collecting unit (116) comprising a collecting device (114) adapted to collect waste wash liquid emanating from the engine during a washing operation of the engine.
    • 用于清洗燃气涡轮发动机(1)的系统。 所述系统包括喷射装置(33; 90),其包括适于在洗涤操作期间将液体注入所述发动机的入口(110)中的至少一个喷嘴(54) 适于将所述液体分配到所述喷雾装置(33; 90)的洗涤单元(31,35); 以及适于以三维移动所述喷雾装置的定位装置(34),从而使所述喷射装置能够相对于所述发动机入口(110)在所述三维空间中的清洗操作位置定位,而不喷洒装置(33) ; 90)和发动机(1)。 本发明还涉及一种用于使本发明系统移动的车辆和用于服务包括携带洗涤系统的移动车辆的燃气涡轮发动机(1)的移动系统和包括收集装置(114)的液体收集单元(116) 适于在发动机的洗涤操作期间收集从发动机发出的废洗液。
    • 7. 发明申请
    • SYSTEM AND METHOD FOR AUGMENTING POWER OUTPUT FROM A GAS TURBINE ENGINE
    • 用于从燃气涡轮发动机输出功率的系统和方法
    • WO2007032738A1
    • 2007-03-22
    • PCT/SE2006/050327
    • 2006-09-13
    • GAS TURBINE EFFICIENCY ABHJERPE, Carl-Johan
    • HJERPE, Carl-Johan
    • F02C3/30F01D25/00F02C7/143
    • F01D25/002B08B3/02B08B9/00F02C3/305F02C7/1435
    • The present invention discloses a method and system for augmenting shaft output of stationary gas turbines that can be used in multiple modes of operation. The system comprises a washing unit (25, 27, 28) adapted to inject a spray (26) of atomized liquid so as to impinge on the compressor blades (12) in order to wet said blades (12), thereby obtaining a release of fouling material from said blades (12); and at least one liquid injection unit (21, 23, 24, 29, 210, 212, 214, 215, 216) adapted to inject a spray (22, 211, 213) of atomized liquid into an air stream of said turbine duct (101) or at the gas turbine (10) in order to increase a mass flow of said air flow, wherein the power output from said gas turbine engine can be augmented. With the invention follows also benefits such as fuel savings and improved environmental performance by reduction of emissions.
    • 本发明公开了一种可以在多种运行模式下使用的固定式燃气轮机的轴输出增大方法和系统。 该系统包括适于喷射雾化液体的喷雾(26)以便撞击在压缩机叶片(12)上以便润湿所述叶片(12)的洗涤单元(25,27,28),从而获得释放 来自所述叶片(12)的污垢物质; 以及至少一个液体喷射单元(21,23,24,29,210,212,214,215,216),其适于将雾化液体的喷雾(22,211,213)喷射到所述涡轮机导管的空气流中( 101)或燃气轮机(10),以便增加所述气流的质量流量,其中可以增加从所述燃气涡轮发动机输出的功率。 本发明还通过减少排放物来获得诸如燃料节约和改进的环境性能的益处。
    • 8. 发明申请
    • A METHOD FOR CLEANING A STATIONARY GAS TURBINE UNIT DURING OPERATION
    • 一种在运行期间清洁静态气体涡轮机组的方法
    • WO2004055334A1
    • 2004-07-01
    • PCT/SE2003/001674
    • 2003-10-29
    • GAS TURBINE EFFICIENCY ABASPLUND, PeterHJERPE, Carl-Johan
    • ASPLUND, PeterHJERPE, Carl-Johan
    • F01D25/00
    • B08B9/00B08B3/02F01D25/002F04D29/705
    • A method for cleaning a stationary gas turbine unit during operation, said unit comprising a turbine, a compressor (16) driven by the turbine, having an inlet (E), an air inlet duct arranged upstream of the air inlet of the compressor, the inlet duct having a part (15) of the duct adjoining the inlet of the compressor and having decreasing cross section in the flow direction in order to give the air flow a final velocity at the inlet (E) to the compressor (16), a spray of cleaning fluid being introduced in the inlet duct (15). The cleaning fluid is forced through a spray nozzle (32) with a pressure drop exceeding 120 bar to form a spray the drops of which have a mean size that is less than 150 μm, the spray being directed substantially parallel to and in the same direction as the direction of the air flow. The spray is introduced at a position (23) in the duct section (16) where the air velocity is at least 40 per cent of the final velocity at the compressor inlet (E), so that the drops of the liquid spray are caused to acquire a slip ratio of at least 0.8 at the compressor inlet (E).
    • 一种用于在运行期间清洁固定式燃气轮机单元的方法,所述单元包括涡轮机,由涡轮机驱动的压缩机(16),具有入口(E),布置在压缩机空气入口上游的进气管道, 入口管道具有邻近压缩机入口的管道的一部分(15),并且在流动方向上具有减小的横截面,以使得空气流在入口(E)处到达压缩机(16)的最终速度, 清洁流体的喷射被引入入口管道(15)中。 清洁流体被迫通过压降超过120巴的喷嘴(32),以形成平均尺寸小于150μm的喷雾,喷雾基本平行于和相同方向 作为气流的方向。 喷雾被引入管道部分(16)中的空气速度为压缩机入口(E)的最终速度的至少40%的位置(23),使得液体喷雾液滴 在压缩机入口(E)获得至少0.8的滑移率。