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    • 2. 发明申请
    • CORRECTED PARAMETER CONTROL METHOD FOR A TWO-SHAFT GAS TURBINE
    • 一种双轴瓦斯涡轮机的校正参数控制方法
    • WO2004055340A1
    • 2004-07-01
    • PCT/EP2003/014174
    • 2003-12-10
    • NUOVO PIGNONE HOLDING S.P.A.CASONI, AndreaGROPPI, StefanoRUSSO, Alessandro
    • CASONI, AndreaGROPPI, StefanoRUSSO, Alessandro
    • F02C9/28
    • F01D21/12F01D17/085F01D17/105F02C9/28F05D2270/08F05D2270/112F05D2270/303
    • A corrected parameter control method for a two-shaft gas turbine, of the type in which the protection of the said turbine is provided by a first control loop which controls the opening of fuel valves to keep the gas temperature Tfire at the inlet to a first wheel of the said turbine and the fuel/air ratio F/A within specified limits: this control is provided in such a way that the exhaust temperature TX has values calculated by a linear approximation, in other words as the sum of a reference temperature TXbase to which are added corrections relating to a single environmental or operating parameter which differs from the reference parameter; a second control loop, which controls the opening of a valve (bleed valve) located between the outlet of the axial compressor and the atmosphere, controls the F/A ratio: this control is provided in such a way that the exhaust temperature has values calculated by a linear approximation.
    • 一种用于双轴燃气轮机的校正参数控制方法,其中所述涡轮机的保护由第一控制回路提供,所述第一控制回路控制燃料阀的打开以将入口处的气体温度Tfire保持在第一 所述涡轮机的车轮和在规定限度内的燃料/空气比F / A:该控制以这样的方式提供,使得排气温度TX具有通过线性近似计算的值,换句话说,作为参考温度TXbase 与参考参数不同的单个环境或操作参数相关的修正; 控制位于轴向压缩机的出口与大气之间的阀(泄放阀)的打开的第二控制回路控制F / A比:该控制以这样的方式提供,使得排气温度具有计算的值 通过线性近似。
    • 3. 发明申请
    • MULTISTAGE CENTRIFUGAL COMPRESSOR AND METHOD FOR ASSEMBLY THE SAME
    • 多级离心式压缩机及其组装方法
    • WO2005045251A1
    • 2005-05-19
    • PCT/EP2004/012488
    • 2004-11-01
    • NUOVO PIGNONE HOLDING S.P.A.SARRI, Franco
    • SARRI, Franco
    • F04D17/12
    • F04D29/624F04D17/125F04D29/441
    • Multistage centrifugal compressor having a tank which can be opened horizontally, comprising a lower semi-tank (11) and an upper semi-tank (12), a shaft 13 having a series of rotors 14 and a series of stages (10) each of which comprising, in turn, a series of lower semi-diaphragms 16 and a series of upper semi-diaphragms 18, a lower half­ring (21) and an upper half-ring (22) which can be cou­pled to form a bearing ring, the lower half-ring (21) be­ing fastened internally to the lower semi-tank (11), and the corresponding upper half-ring (22) being fastened to the upper semi-tank (12), in each stage (10) of the mul­tistage centrifugal compressor, the lower semi-diaphragms 16 are rigidly constrained to one another by blocking means, to form a first pile (41) of lower semi-diaphragms (16) and, the corresponding upper semi-diaphragms (18) are rigidly constrained to one another by blocking means, to form a second pile (42) of lower semi-diaphragms (16), the first pile (41) can be constrained to the lower half-­ring (21) and the second pile (42) can be constrained to the upper half-ring (22).
    • 具有可水平打开的罐的多级离心压缩机,包括下半罐(11)和上半罐(12),具有一系列转子14和一系列级(10)的轴13, 其还包括一系列下半隔膜16和一系列上半隔膜18,下半轮(21)和上半环(22),其可联接以形成轴承环, 下半环(21)被内部紧固到下半罐(11),并且相应的上半环(22)紧固在上半罐(12)上,在每个级(10)中 多级离心压缩机,下部半隔膜16通过阻挡装置彼此刚性地约束,以形成下部半隔膜(16)的第一桩(41),并且相应的上部半隔膜(18)被刚性约束 彼此通过阻挡装置形成第二堆(42)的下半隔膜(16),第一桩(41)可以是约 上半环(21)和第二堆(42)可以被限制到上半环(22)。
    • 8. 发明申请
    • DISK OF A DISK ROTOR FOR A GAS TURBINE
    • 用于气体涡轮的盘式转子盘
    • WO2005064120A1
    • 2005-07-14
    • PCT/EP2004/014774
    • 2004-12-22
    • NUOVO PIGNONE HOLDING S.p.A.BACCIOTTINI, Carlo
    • BACCIOTTINI, Carlo
    • F01D5/06
    • F01D5/06F01D5/085F05D2260/205
    • Disk of a disk rotor for a gas turbine comprising a central portion (22), an intermediate portion (24), an outer portion (28), a series of axial pass-through holes (27) for a series of tie rods and a series of slots (50) for housing a corresponding series of vanes, the central portion (22) comprises a central axial pass-through hole (23), a first collar (30) situated at a first end and a second collar (40) situated at a second end of the central portion (22). The series of holes (27) is positioned in the outer portion (28) of the disk so as to obtain high dynamic characteristics of the rotor and at the same time a sufficient useful life thereof.
    • 一种用于燃气轮机的盘转子的盘,包括中心部分(22),中间部分(24),外部部分(28),用于一系列拉杆的一系列轴向通孔(27)和 一系列用于容纳相应系列叶片的槽(50),中心部分(22)包括中心轴向通孔(23),位于第一端的第一套环(30)和第二套环(40) 位于中心部分(22)的第二端。 一系列孔(27)位于盘的外部部分(28)中,以获得转子的高动态特性,同时具有足够的使用寿命。
    • 9. 发明申请
    • PROCEDURE FOR CONTROLLING THE USEFUL LIFE OF THE GAS TURBINES OF A PLANT
    • 控制工厂气体涡轮机有用寿命的程序
    • WO2005052341A1
    • 2005-06-09
    • PCT/EP2004/013403
    • 2004-11-25
    • NUOVO PIGNONE HOLDING S.P.A.GUGLIOTTA, GiuseppeNUZZI, GiuseppeCORZI, Vincenzo
    • GUGLIOTTA, GiuseppeNUZZI, GiuseppeCORZI, Vincenzo
    • F02C9/42
    • F02C9/00F01D21/00F02C6/00F02C9/42F05D2230/80F05D2240/40F05D2270/11F05D2270/13Y02E20/14
    • Procedure for controlling the useful life of the gas turbines of a plant by means of a production plant (10) equipped with a series of production trains (15) and an auxiliary gas generator group (40). Each production train (15) is in turn equipped with a series of gas turbine groups (20), each of which in turn includes a gas genera­tor. The procedure comprises the following phases: a) creating a succession (20' 20", 20"' ... ) of gas generator groups of gas turbines (20) to be subjected to maintenance; b) substituting the first gas generator group of gas turbines (20') of the succession (20' , 20" , 20"' . . .) with the auxiliary gas generator group (40), to keep the production plant (10) functioning almost continuously; c) controlling the first substituted gas generator group of gas turbines (20'), by subjecting it to ordinary maintenance operations; d) substituting the second gas generator group of gas turbines (20") of the succession (20' , 20" , 20"' . . . ) with the first controlled gas generator group of gas turbines (20'); e) controlling the second substituted gas generator group of gas turbines (20"), by subjecting it to ordinary maintenance operations; f) repeating said phases b), c) d) and e) for all the gas generator groups of gas turbines (20) of the succession (20' , 20" , 20"' . . .) until all the gas generator groups of the gas turbines (20) of the plant (10) have been subjected to control and maintenance.
    • 通过装备有一系列生产列车(15)和辅助气体发生器组(40)的生产设备(10)来控制设备的燃气轮机的使用寿命的程序。 每个生产列车(15)又配备有一系列燃气轮机组(20),每个燃气轮机组又包括气体发生器。 该程序包括以下阶段:a)创建要维护的燃气轮机(20)的气体发生器组的连续(20'20“,20”'); b)用辅助气体发生器组(40)代替连续(20',20“,20”......)的燃气轮机(20')的第一气体发生器组,以保持生产设备(10) 几乎连续运作; c)通过使其经受普通维护操作来控制燃气轮机(20')的第一替代气体发生器组; d)用燃气轮机(20')的第一受控气体发生器组代替连续(20',20“,20”...)的燃气轮机(20“)的第二气体发生器组; e)控制 燃气轮机(20“)的第二替代气体发生器组,经受其普通维护操作; f)重复所述连续(20',20“,20”......)的燃气轮机(20)的所有气体发生器组的所述相b),c)d)和e),直到所有气体发生器组 的设备(10)的燃气轮机(20)已经进行了控制和维护。