EP3731998A1 - Outil de demontage d'une piece annulaire de turbomachine - Google Patents
Outil de demontage d'une piece annulaire de turbomachineInfo
- Publication number
- EP3731998A1 EP3731998A1 EP18839813.5A EP18839813A EP3731998A1 EP 3731998 A1 EP3731998 A1 EP 3731998A1 EP 18839813 A EP18839813 A EP 18839813A EP 3731998 A1 EP3731998 A1 EP 3731998A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tool
- holding means
- hooking
- annular piece
- turbomachine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 claims description 21
- 238000012423 maintenance Methods 0.000 claims description 17
- 230000005484 gravity Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 7
- 238000010168 coupling process Methods 0.000 abstract description 7
- 238000005859 coupling reaction Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 description 8
- 230000014759 maintenance of location Effects 0.000 description 7
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
- F01D25/285—Temporary support structures, e.g. for testing, assembling, installing, repairing; Assembly methods using such structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/16—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same abutted flanges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/107—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means for lifting engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
- B66C1/66—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
Definitions
- the invention relates to the general field of turbomachines. More particularly, the invention relates to a tool adapted for disassembly of a turbomachine annular part, in particular a low pressure turbine disk.
- FIG. 1 The general structure of a turbomachine 1 is shown schematically in FIG.
- the turbomachine 1 having a longitudinal axis X comprises, from upstream to downstream, a fan 2, a low-pressure compressor 3, a high-pressure compressor 4, a combustion chamber 5, a high turbine pressure 6 and a low pressure turbine 7.
- the low pressure turbine 7 is mechanically connected to an axial shaft 8 driving the fan 2 and the low pressure compressor 3. It is noted that the upstream and downstream are defined with respect to the direction normal flow of the gas (symbolized by an arrow) through the turbomachine 1.
- the low-pressure turbine 7 comprises one or more turbine stages, each turbine stage being composed of a stator and a rotor.
- the rotor comprises a disk 10 carrying at its outer periphery blades 1 1, visible in FIG. 8, the feet of which are engaged in grooves of the outer periphery of disk 10.
- each blade 1 1 comprises a platform 12, visible in Figure 2, carried by the foot of said blade 1 1.
- the turbomachine 1 is divided into so-called major modules, themselves including so-called minor modules. Such a distribution facilitates the assembly and disassembly of the turbomachine 1.
- the turbine engine 1 comprises, from upstream to downstream, a first major module A (or fan section), a second major module B (or high-pressure body) and a third major module C (or low-pressure turbine section).
- the major module C comprises three submodules, a first submodule comprising the rotor and the stator of the turbine 7, a second submodule comprising the axial shaft 8, and a third submodule comprising an exhaust casing 14.
- the third major module C is completely disassembled.
- the procedure used for disassembling the disk 10 of the low-pressure turbine 7 is shown schematically in FIGS. 3a to 3g and comprises:
- the disassembly and reassembly procedures of the disk 10 of the low pressure turbine 7 are therefore complex, long and expensive.
- the disassembly of the third major module C may expose certain sensitive parts such as rolling bearings (not shown) which may be damaged.
- the disc disassembly procedure 10 requires the use of different tools which generates additional costs.
- the invention makes it possible to solve the aforementioned drawbacks by proposing a solution making it possible to easily, quickly and at low cost dismantle an annular turbomachine part, in particular a low pressure turbine disk.
- the invention according to a first aspect relates to a disassembly tool for an annular piece mounted around a turbomachine shaft comprising:
- annular piece is meant a part having a circular opening cavity.
- the tool according to the invention is positioned facing the annular part to be extracted so that the opening in the attachment and holding means is traversed by the shaft of the turbomachine .
- the opening is traversed by the shaft only when it protrudes relative to the annular part during disassembly.
- the hooking and holding means are fixed on the annular piece which is then extracted from the rest of the turbomachine by axially moving the tool outwards.
- the use of the tool according to the invention simplifies the disassembly procedure of the annular part while reducing the time and costs required for disassembly. Indeed, when the tool is used to disassemble a disk of the low pressure turbine, it eliminates steps: extraction of the third major module C,
- Disassembly of the disk requires only to extract, beforehand, the exhaust casing of the turbomachine positioned downstream of the disk so as to access the disk.
- the tool is then positioned facing the disk in order to fix the means of attachment and retention on the disk.
- a simple axial movement of the tool outwardly separates the disk from the rest of the turbomachine.
- the shaft of the turbomachine is projecting relative to the disk.
- the presence of the opening formed in the hooking and holding means thus makes it possible to extract the annular piece without having to first extract the shaft on which the annular piece is mounted. It is also noted that the disassembly of the exhaust casing can be achieved using the same tool which reduces costs.
- the disassembly tool according to the invention facilitates the reassembly of the disk and the exhaust casing since there are fewer parts to assemble on the turbomachine.
- the procedure of reassembling the disc and the exhaust casing is therefore also less time consuming and less expensive.
- the disassembly tool according to the invention may have one or more additional characteristics among the following, considered individually or in any technically possible combination.
- the hooking and holding means are rotatable relative to the support between:
- the tool comprises means for rotating the hooking and holding means relative to the support, said rotating means being positioned between the support and the attachment means and maintenance.
- the hooking and holding means are arranged on a peripheral portion of the support to allow rotation of the hooking and holding means relative to the support when the annular piece is fixed to the means of hook and hold.
- the rotating means comprise locking means adapted to maintain the hooking and holding means in the first position and in the second position.
- the hooking and holding means are formed by a ring having through orifices adapted to receive first fixing means.
- the tool comprises second fixing means adapted to couple the attachment and holding means and the annular piece and to cooperate with the attachment and holding means so as to fix the means hooking and holding on the annular piece.
- the tool comprises means for adjusting the center of gravity of the tool.
- the adjustment means are formed by:
- the invention according to a second aspect relates to a method of disassembly and maintenance of an annular piece mounted around a turbomachine shaft having a longitudinal axis, by means of the tool according to the first aspect of the invention.
- the disassembly process comprising the following steps:
- the invention according to a third aspect relates to a method of reassembling an annular piece around a turbomachine shaft having a longitudinal axis by means of the tool according to the first aspect of the invention.
- the method according to the third aspect comprising the following steps:
- FIGS. 3a to 3g the steps of the method of disassembly of a turbomachine disk according to the prior art
- FIGS. 4a to 4c the steps of the method of disassembling a turbomachine disk by means of the tool according to the invention
- FIG. 8 a perspective view of the tool of FIG. 7, after disassembly of the disk
- FIG. 10 a block representation of the steps of the method of dismantling an annular piece according to one embodiment of the invention
- Figure 1 a block representation of the steps of a method of reassembly of the annular part according to one embodiment of the invention.
- FIGS 5 to 9 show the dismounting tool 100 according to one embodiment of the invention without limitation.
- the disassembly tool 100 comprises:
- the support 101 is adapted to support an annular piece 10, 14 of a turbomachine 1 when said annular piece 10, 14 is attached to the attachment and holding means 102.
- the annular piece 10, 14 is for example a disk 10 of the turbine low pressure 7 as shown in Figures 6 to 9 or an exhaust casing 14 etc.
- disk is meant a disk without blades or a disk on which blades are mounted.
- the shape, the dimensions and the material of the support 101 are chosen so that the support 101 has a sufficient mechanical strength not to break during disassembly, reassembly or during the maintenance of the annular part 10, 14.
- Maintenance means, in particular, the replacement of a blade.
- the support 101 is made of steel.
- the support 101 is perforated, which makes it possible to limit the manufacturing costs of the tool 100.
- the support 101 has a semi-circular shape composed of a base 1012 and a semicircular portion 1013.
- the base 1012 is extends over a length in the range [662 mm; 1862 mm], preferably 1312 mm.
- the support 101 may have other shapes such as circular, rectangular, square, triangular, etc.
- the support 101 whatever its shape, extends mainly in a plane, which will be called first plane P1 1. In other words, when the support 101 has a semicircular shape, the base 1012 and the semicircular portion 1013 both extend in the first plane P1 1.
- the first plane P1 1 is vertical when the 100 is used for disassembly, maintenance or reassembly of the annular part 10, 14.
- the terms "vertical plane” and “horizontal plane” are defined by reference, respectively, to the XY plane and to the XZ plane of the reference frame. XYZ shown in Figure 5.
- the support 101 has retention means 107 of the annular piece 10, 14 visible in FIG. 5.
- the retention means 107 make it possible to prevent the annular piece 10, 14 from tipping during disassembly or reassembly. said annular piece 10, 14.
- the retention means 107 serve also to reinforce the tool 100.
- the retention means 107 are arranged to form a bearing surface for the annular piece 10, 14 when it is fixed on the tool 100.
- the retention means 107 are formed by two vertical bars arranged on either side of the hooking and holding means 102 and extend perpendicular to the base 1012.
- each bar is connected by a first end to the base 1012 and, at a second end, to the semicircular portion 1013 of the support 101.
- the retention means 107 may have other forms not shown on the FIGS.
- the tool 100 also comprises gripping means 101 1 for gripping, holding and moving the tool 100 during disassembly, reassembly or maintenance of the annular piece 10, 14, for example by means of 'a lifting system.
- the gripping means 101 1 are formed by a loop, arranged at the top of the semicircular portion 1013, in which is inserted a hook 1012 of the lifting system as illustrated. in Figure 8.
- the hooking and holding means 102 ensure the fixing of the tool 100 on the annular piece 10, 14 during disassembly, maintenance or during reassembly of the annular piece 10, 14.
- through orifices 105 are formed in the attachment and holding means 102 and are adapted to receive first fixing means 106.
- the first attachment means 106 cooperate with second means of fixing (not shown) of the tool 100 to ensure the attachment of the hooking and holding means 102 on the annular piece 10, 14.
- the second fixing means are formed by removable hooks which allow the coupling of the annular piece 10, 14 with the attachment and holding means 102.
- the first fastening means 106 are formed by fastening screws which are introduced into the through orifices 105 formed in the fastening and holding means 102 until they come into contact with the hooks removable.
- the tightening of the fastening screws on the removable hooks makes it possible to press the attachment and holding means 102 against the annular piece 10, 14 to properly secure them to each other.
- the use of removable hooks ensures the integrity of the annular piece 10, 14 insofar as it is not necessary to drill holes in the annular piece 10, 14 to attach it to the tool 100.
- the hooking and holding means 102 comprise an opening 1021 opening whose shape and dimensions are adapted to receive an axial shaft 8 of the turbomachine 1, visible in Figure 7, during disassembly and reassembly of the annular piece 10, 14.
- the opening 1021 allows the centering of the attachment and holding means 102 on the inner diameter of the annular piece 10, 14.
- the opening 1021 is circular and has a diameter in the range [400mm, 600mm], preferably 450mm.
- the hooking and holding means 102 are interchangeable so that it is possible to substitute them by hooking and holding means of different diameters.
- the hooking and holding means 102 are in the form of a ring.
- the hooking and holding means 102 may have another shape, for example square, rectangular.
- the hooking and holding means 102 whatever their shape, extend mainly in a plane, which will be called second plane P12.
- the characteristics of the hooking and holding means 102 are chosen so as to avoid any damage to the annular piece 10, 14.
- the hooking and holding means 102 are made of a material having sufficient strength to support the annular piece 10, 14 when it is fixed on the attachment and holding means 102.
- the means for hook and hold 102 are made of steel.
- the hooking and holding means 102 are rotatable relative to the support 101 between a first position P1 and a second position P2.
- the hooking and holding means 102 are substantially parallel to the support 101, ie the first plane P1 1 is substantially parallel to the second plane P12.
- the first plane P1 1 and the second plane P12 are substantially vertical.
- the hooking and holding means 102 are in the first position P1 during disassembly and reassembly and in the second position P2 during the maintenance of the annular piece 10, 14.
- the hooking and holding means 102 are substantially perpendicular to the support 101, i.e. the first plane P1 1 is substantially perpendicular to the second plane P12.
- the first plane P1 1 is vertical while the second plane P12 is horizontal.
- the hooking and holding means 102 are arranged on a peripheral portion of the support 101 so as to allow rotation of the hooking and holding means 102 relative to the support 101 when the annular piece 10, 14 is fixed to the hooking and holding means 102.
- the hooking and holding means 102 are positioned at the level of the base 1012 of the support 101. In other words, the base 1012 has a discontinuity at which the hooking and holding means 102 are positioned.
- the rotating means 103 rotate the hooking and holding means 102 relative to the support 101 so as to allow the passage of the first position P1 to the second position P2, and vice versa.
- the passage from the first position P1 to the second position P2 is achieved by tilting the attachment and holding means 102 or the annular piece 10, 14 (when attached to the hooking and holding means 102 ) at an angle of 90 ° to the support 101.
- the rotating means 103 are positioned between the support 101 and the attachment and holding means 102.
- the rotating means 103 consist of an axis and a ring forming a pivot connection.
- the rotating means 103 may be formed by any system for forming a pivot connection, for example a bearing.
- the rotating means 103 comprise locking means adapted to maintain the hooking and holding means 102 in the first position P1 or in the second position P2.
- the locking means are for example formed by pinning at 0 ° and 90 °.
- the adjustment means 104 are adapted to modify the center of gravity of the tool 100, in particular when the annular piece 10, 14 is fixed to the tool 100 to ensure the stability of the annular piece 10, 14 during disassembly. and reassembly of the annular piece 10, 14.
- the adjustment means 104 are formed by an axial mechanical displacement means comprising:
- the adjustment means 104 are formed by means of electrical displacement, hydraulic or any other means of axial displacement.
- FIG. 10 represents the steps of the method 200 for dismounting an annular piece 10, 14 mounted around a turbomachine shaft 8 by means of the tool 100 according to the invention.
- the turbomachine or a portion of the turbomachine is positioned horizontally, ie the longitudinal axis X, visible in FIG. 4a, of the turbomachine or the portion of the turbomachine is parallel to the plane XZ of the XYZ repository shown in Figure 5.
- a positioning step 201 the tool 100 is positioned facing the annular piece 10, 14 so that the opening 1021 of the hooking and holding means 102 is opposite a central cavity 20 of the workpiece annular 10, 14.
- the hooking and holding means 102 are maintained in the first position P1 during the positioning step 201.
- the hooking and holding means 102 are locked in the first position P1 by the locking means.
- the positioning step 201 of the tool 100 comprises the positioning of the opening 1021 of the hooking and holding means 102 around the shaft 8 and then the axial displacement of the tool 100 inward, ie in the direction of the annular piece 10, 14.
- a fixing step 202 the attachment and holding means 102 are fixed on the annular piece 10, 14.
- the fixing step 202 is performed by first positioning the second fastening means against the means of attachment. hook and hold 12 and the annular piece 10, 14 so as to ensure their coupling.
- the first fixing means 106 formed here by fixing screws, are then inserted through the through orifices 105 formed in the hooking and holding means 102 and then clamped against the removable hooks to fix the hooking means and 102 and the annular piece 10, 14.
- a displacement step 203 the tool 100 fixed to the annular piece 10, 14 is moved axially outwards so as to separate the annular piece 10, 14 from the rest of the turbomachine 1. It is noted that by “axial" displacement, a displacement in a direction parallel to the axis X of the turbomachine 1.
- a maintenance step 204 the annular piece 10, 14, fixed to the tool 100, is placed on a frame 13 in order to carry out the maintenance of the annular piece 10, 14 as can be seen in FIG. 9.
- the hooking and holding means 102 are held in the second position P2.
- the hooking and holding means 102 are tilted into the second position P2 by the rotating means 103.
- the maintenance step 204 comprises locking the hooking and holding means 102 in the second position P2 by the locking means. Note that if the hooking and holding means 102 have been locked in the first position P1 during the positioning step 101, it is necessary to unlock the position of the hooking and holding means 102 in order to be able to to switch in the second position P2.
- the hooking and holding means 102 can be detached from the annular piece 10, 14.
- FIG. 11 represents the steps of a method 300 of reassembly of the annular part 10 after dismantling by the method 200.
- a tilting step 301 the hooking and holding means 102 are tilted from the second position P2 to the first position P1 by the rotating means 103.
- the hooking and holding means 102 are locked. in the first position P1 by the locking means. Note that if the attachment and holding means 102 have been locked in the second position P2 before the tilting step 301, it is necessary to unlock the position of the hooking and holding means 102 before being able to do so. switch to the first position P1.
- a positioning step 302 the tool 100 on which is fixed the annular piece 10, 14 is positioned facing the turbomachine 1 so that the shaft 8 of the turbomachine can pass through the opening 1021 formed in the means of In other words, the opening 1021 of the hooking and holding means 102 is positioned facing the turbomachine 1 so as to surround the shaft 8 of the turbomachine 1.
- a displacement step 303 the tool 100 is moved axially inwards, i.e. towards the turbomachine, until the annular part 10, 14 returns to its initial position in the turbomachine.
- initial position is meant the position of the annular piece 10, 14 before the disassembly of said annular piece 10, 14 of the turbomachine 1.
- a disengagement step 304 the hooking and holding means 102 are disengaged from the annular piece 10, 14.
- the tool 100 is extracted by moving it axially towards the outside of the turbomachine 1.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1763296A FR3076236B1 (fr) | 2017-12-28 | 2017-12-28 | Outil de demontage d'une piece annulaire de turbomachine, procede de demontage et de reassemblage associes |
PCT/FR2018/000276 WO2019129942A1 (fr) | 2017-12-28 | 2018-12-28 | Outil de demontage d'une piece annulaire de turbomachine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3731998A1 true EP3731998A1 (fr) | 2020-11-04 |
EP3731998B1 EP3731998B1 (fr) | 2022-10-12 |
Family
ID=61258522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18839813.5A Active EP3731998B1 (fr) | 2017-12-28 | 2018-12-28 | Outil de demontage d'une piece annulaire de turbomachine |
Country Status (5)
Country | Link |
---|---|
US (1) | US11187111B2 (fr) |
EP (1) | EP3731998B1 (fr) |
CN (1) | CN111511505B (fr) |
FR (1) | FR3076236B1 (fr) |
WO (1) | WO2019129942A1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111102231B (zh) * | 2019-12-24 | 2020-11-03 | 三门核电有限公司 | 一种大型屏蔽主泵在线检修用泵轴支撑装置及操作工艺 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3433459A (en) * | 1967-05-02 | 1969-03-18 | Federal Sign And Signal Corp | Load handling apparatus |
US4433830A (en) * | 1981-12-03 | 1984-02-28 | Westinghouse Electric Corp. | Lifting system for a turbine disc |
US4460209A (en) * | 1981-12-03 | 1984-07-17 | Westinghouse Electric Corp. | Fixture for removing a turbine disc without removing blades therefrom |
EP0353545B1 (fr) * | 1988-08-03 | 1994-05-04 | Siemens Aktiengesellschaft | Dispositif pour transporter et tourner les composants du coeur d'un réacteur nucléaire |
US6185817B1 (en) * | 1998-07-10 | 2001-02-13 | Duel Products, Inc. | Tool for removing a propeller from a drive shaft |
CN202089682U (zh) * | 2011-04-28 | 2011-12-28 | 林欣 | 组合式发动机曲轴拆装起吊装置 |
US9404559B2 (en) * | 2012-09-10 | 2016-08-02 | General Electric Company | Fixture, maintenance assembly, and method for maintaining wind turbine gearbox |
EP2851522A1 (fr) * | 2013-09-19 | 2015-03-25 | Siemens Aktiengesellschaft | Dispositif de rotation pour une turbine à gaz et procédés pour faire tourner un composant |
CN204391599U (zh) * | 2015-03-11 | 2015-06-10 | 国网黑龙江省电力有限公司鹤岗供电公司 | 管型母线吊装专用工具 |
US10088167B2 (en) * | 2015-06-15 | 2018-10-02 | General Electric Company | Combustion flow sleeve lifting tool |
FR3038382B1 (fr) * | 2015-07-01 | 2017-07-07 | Snecma | Outillage pour l'equilibrage d'un module de turbomachine |
CN204999497U (zh) * | 2015-09-10 | 2016-01-27 | 中航商用航空发动机有限责任公司 | 装配吊具以及航空发动机装配装置 |
FR3041376B1 (fr) * | 2015-09-17 | 2017-11-17 | Snecma | Interface et dispositif de support pour carter moteur |
US20170167298A1 (en) * | 2015-12-10 | 2017-06-15 | General Electric Company | Combustor assembly lift systems and methods for using the same to install and remove combustor assemblies |
PL3414491T3 (pl) * | 2015-12-31 | 2023-05-22 | General Electric Company | Układy podnoszenia zespołu komory spalania i sposoby ich stosowania do montażu i usuwania zespołów komory spalania |
US10125689B2 (en) * | 2016-11-10 | 2018-11-13 | General Electric Company | Diffuser removal tool |
DE102017200367A1 (de) * | 2017-01-11 | 2018-07-12 | Siemens Aktiengesellschaft | Verfahren zur Montage und/oder Demontage von Komponenten einer ein Turbinengehäuse aufweisenden Turbine, Adapter und System zur Verwendung in dem Verfahren sowie Verwendung eines Adapters |
CN106966291A (zh) * | 2017-06-01 | 2017-07-21 | 北京金风科创风电设备有限公司 | 用于安装风力发电机的吊具 |
FR3069229B1 (fr) * | 2017-07-20 | 2019-07-26 | Safran Aircraft Engines | Outil pour fixer une virole externe d’un carter intermediaire d’une turbomachine |
US11248497B2 (en) * | 2019-04-30 | 2022-02-15 | Pratt & Whitney Canada Corp. | Gas turbine engine yoke and build support |
-
2017
- 2017-12-28 FR FR1763296A patent/FR3076236B1/fr active Active
-
2018
- 2018-12-18 US US16/958,523 patent/US11187111B2/en active Active
- 2018-12-28 WO PCT/FR2018/000276 patent/WO2019129942A1/fr unknown
- 2018-12-28 EP EP18839813.5A patent/EP3731998B1/fr active Active
- 2018-12-28 CN CN201880084288.1A patent/CN111511505B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20210054764A1 (en) | 2021-02-25 |
FR3076236A1 (fr) | 2019-07-05 |
WO2019129942A1 (fr) | 2019-07-04 |
FR3076236B1 (fr) | 2019-12-06 |
CN111511505A (zh) | 2020-08-07 |
US11187111B2 (en) | 2021-11-30 |
EP3731998B1 (fr) | 2022-10-12 |
CN111511505B (zh) | 2022-06-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2594046C (fr) | Procede de fabrication d'un disque aubage monobloc et moule pour la mise en oeuvre du procede | |
EP2961573B1 (fr) | Outil, procédé et kit de montage d'une bague interieure de roulement portant une cage de roulement et des vis de maintien dans une turbomachine | |
CA2730966C (fr) | Procede de reparation ou de reprise d'un disque de turbomachine et disque de turbomachine repare ou repris | |
EP3647756B1 (fr) | Outillage pour l'equilibrage d'un module de turbomachine comportant un stator en porte a faux | |
FR2868807A1 (fr) | Dispositif d'equilibrage d'une piece en rotation en particulier d'un rotor de turboreacteur | |
FR2920328A1 (fr) | Pale de distributeur soude pour une turbine a vapeur et montages d'assemblage lies. | |
CA2834759C (fr) | Rotor de turbomachine avec moyen de retenue axiale des aubes | |
EP2603670B1 (fr) | Dispositif de blocage d'un pied d'une aube de rotor | |
CA3077557A1 (fr) | Dispositif pour l'assemblage d'une turbomachine, et procede utilisant le dispositif | |
CA2856702C (fr) | Dispositif deverrouillable d'arret axial d'une couronne d'etancheite contactee par une roue mobile de module de turbomachine d'aeronef | |
EP3731998B1 (fr) | Outil de demontage d'une piece annulaire de turbomachine | |
EP2058477B1 (fr) | Raccordement de bras radiaux a une virole circulaire par des axes et des entretoises | |
FR2986284A1 (fr) | Procede de reparation de marques d'usure. | |
EP3312384B1 (fr) | Ensemble rotatif d'une turbomachine muni d'un système de maintien axial d'une aube | |
FR2988128A1 (fr) | Rotor de turbine pour une centrale thermoelectrique | |
FR2968349A1 (fr) | Interface de singlet® de turbine a vapeur pour distributeurs d'etages marginaux a anneau interieur | |
FR3034130A1 (fr) | Demontage d'aubes de soufflante | |
FR2967453A1 (fr) | Disque de retention d'aubes | |
EP3959422B1 (fr) | Outil pour deposer un disque de soufflante d'un module | |
EP3807500B1 (fr) | Systeme de maintien pour le demontage d'une roue a aubes | |
FR2927960A1 (fr) | Rotor de turbomachine et procede pour remplacer des aubes mobiles du rotor | |
WO2024033587A1 (fr) | Ensemble comportant un anneau et un manchon de support pivotant de pied d'aubes a calage variable, turbomachine equipee d'un tel ensemble et procede de demontage d'un tel ensemble | |
WO2017140979A1 (fr) | Turbomachine et son procédé de montage | |
WO2016042233A1 (fr) | Procede de reparation d'une gorge circonferentielle d'un organe annulaire de verrouillage pour turbomachine | |
EP4110588A1 (fr) | Plateau modulaire pour la fabrication additive sur lit de poudre d'une pièce à axe de révolution |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20200623 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20220615 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE PATENT HAS BEEN GRANTED |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 602018041783 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: FRENCH |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 1523873 Country of ref document: AT Kind code of ref document: T Effective date: 20221115 |
|
REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG9D |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: MP Effective date: 20221012 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MK05 Ref document number: 1523873 Country of ref document: AT Kind code of ref document: T Effective date: 20221012 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230213 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230112 Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230212 Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20230113 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 602018041783 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
REG | Reference to a national code |
Ref country code: BE Ref legal event code: MM Effective date: 20221231 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20221228 Ref country code: AL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
26N | No opposition filed |
Effective date: 20230713 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20221231 Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20221228 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20221231 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20221231 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20231121 Year of fee payment: 6 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20231122 Year of fee payment: 6 Ref country code: DE Payment date: 20231121 Year of fee payment: 6 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO Effective date: 20181228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20221012 |