WO2015198858A1 - タービンの部品の取付又は取外し方法、この方法を実行する装置、この装置の設置方法 - Google Patents
タービンの部品の取付又は取外し方法、この方法を実行する装置、この装置の設置方法 Download PDFInfo
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- WO2015198858A1 WO2015198858A1 PCT/JP2015/066642 JP2015066642W WO2015198858A1 WO 2015198858 A1 WO2015198858 A1 WO 2015198858A1 JP 2015066642 W JP2015066642 W JP 2015066642W WO 2015198858 A1 WO2015198858 A1 WO 2015198858A1
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- path
- axial
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- lateral
- pair
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Classifications
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- 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
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
-
- 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
-
- 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
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/06—Arrangements of bearings; Lubricating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/20—Mounting or supporting of plant; Accommodating heat expansion or creep
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/008—Rocket engine parts, e.g. nozzles, combustion chambers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
- B23P19/12—Alignment of parts for insertion into bores
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/70—Disassembly methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/72—Maintenance
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/80—Repairing, retrofitting or upgrading methods
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
- Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles
Definitions
- the present invention relates to a method for installing or removing components of a turbine covered with an enclosure, a device for carrying out this method, and a method for installing this device.
- a gas turbine generally includes a compressor that compresses the atmosphere, a combustor that generates combustion gas by burning fuel in the air compressed by the compressor, and a turbine that is driven by the combustion gas. Yes.
- An intake duct is connected to the compressor.
- This gas turbine is arranged in a turbine building. The gas turbine is covered with an enclosure in the turbine building.
- Patent Document 1 discloses a method of disassembling a part of an intake duct using an overhead crane attached to a turbine building, and further inspecting a bearing of a gas turbine positioned vertically below the intake duct. Has been.
- the ceiling crane is used in the process of installing and removing gas turbine parts, particularly in order to use an overhead crane when moving the parts. Increases crane occupancy time.
- the technique described in Patent Document 1 for example, it is impossible to repair and inspect the exhaust side components of the gas turbine in parallel with the repair and inspection of the intake side components of the gas turbine. For this reason, the technique described in Patent Document 1 has a problem that the time required for the repair and inspection process of the gas turbine becomes long.
- an object of the present invention is to provide a technique capable of shortening the time required for the turbine repair and inspection process.
- the component suspension apparatus as one aspect according to the invention for solving the above-described problems is Of the plates constituting the enclosure surrounding the outer periphery of the turbine, bridged to the respective upper ends of a pair of side wall plates facing each other across the turbine, a suspension member having a traveling path, and hanging the turbine parts, And a hanging tool that travels on the travel path.
- the parts of the turbine can be moved by using the suspension device. For this reason, by using the suspension device, the occupation time of the overhead crane in the repair and inspection process of parts can be significantly shortened. Further, for example, by using the suspension device and the overhead crane in combination, the turbine In parallel with the repair and inspection of the components on the intake side, the repair and inspection of the components on the exhaust side of the turbine can be performed.
- the component suspension device may include leg members that are placed on the upper ends of the pair of side wall plates, support the erection member, and adjust the height of the erection member.
- the height of the erection member can be set to a desired height. For this reason, the height of the traveling path of the erection member and the height of the hanger attached to the traveling path can be set to the target height.
- the leg member may include a flange portion that restricts movement in a lateral direction in which the pair of side wall plates are arranged.
- the leg member can be prevented from coming off from the upper end of the side wall plate in the lateral direction.
- a pedestal that is disposed between the leg member and an upper end of the side wall plate and has a laterally central portion in which a pair of the side wall plates are arranged so as to protrude upwardly. May be provided.
- the travel path may include a lateral path extending in the lateral direction in which the pair of side wall plates are arranged.
- the parts suspended by the suspension tool can be moved in the lateral direction.
- the travel path may include an axial path extending in an axial direction that is an extending direction of the rotation axis of the turbine.
- the parts suspended by the suspension tool can be moved in the axial direction.
- the travel path includes a lateral path extending in the lateral direction in which the pair of side wall plates are arranged, and an axial direction that is an extending direction of the rotation axis of the turbine. And a connecting path that connects the lateral path and the axial path so that the lifting tool can move between the lateral path and the axial path. .
- the parts suspended by the suspension tool can be moved in the lateral direction and the axial direction.
- connection path rotation support part which supports the said connection path rotatably about the axis
- the erection member extends in a lateral direction in which the pair of side wall plates are arranged, is bridged to each upper end of the pair of side wall plates, and the travel path is attached to the suspension member.
- the cross beam member may be included.
- the erection member extends in a lateral direction in which the pair of side wall plates are arranged side by side, and is bridged to the respective upper ends of the pair of side wall plates;
- An axial beam member attached to a transverse beam member and extending in the axial direction to which the axial path is attached.
- the component suspension device having the shaft beam member may include a shaft beam support seat that is fixed to an inner surface of an intake duct of the turbine and supports an end portion of the shaft beam member.
- the end of the axial beam member to which the axial path is attached is supported by the axial beam support seat.
- the construction member can be stably supported.
- the method of installing the component suspension device as one aspect according to the invention for solving the above-described problems is as follows.
- the installation method of the component suspension apparatus including the shaft beam member, an enclosure in which at least a part of an upper enclosure that covers an upper portion of the turbine is removed from the enclosure, and upper ends of the pair of side wall plates are exposed.
- the disassembling step, and the intake duct has a front plate and a rear plate facing each other in the axial direction, and a part of the rear plate above the rotational axis is removed to remove the rear plate.
- An opening step for forming an opening in a part a seat arrangement step for fixing the shaft beam support seat to an inner surface which is a surface on the rear plate side of the front plate, and the shaft beam member and the axial path from the opening
- An insertion step of inserting a part of the shaft beam member into the intake duct an end support step of placing the end portion of the shaft beam member inserted into the intake duct on the shaft beam support seat, and the transverse beam member One ,
- a cross beam member disposing step to bridge the respective upper ends of the side wall plate of the execution.
- a method for attaching or removing a component as one aspect according to the invention for solving the above problems is as follows: In a method of attaching or removing a turbine component covered with an enclosure, a pair of side wall plates facing each other with the turbine interposed therebetween is removed by removing at least a part of the upper enclosure covering the upper part of the turbine from the enclosure. An enclosure disassembling step that exposes the upper end, an erection member placement step that bridges the erection member having a travel path to each upper end of the pair of side wall plates, and the parts are suspended from a suspension that can travel on the travel path, A component moving step of moving the suspension tool along the traveling path to move the component suspended by the suspension device.
- the installation member disposing step includes a leg adjustment that adjusts the height of the installation member by placing a leg member that supports the installation member on each upper end of the pair of side wall plates.
- a process may be included.
- the traveling path has a lateral path extending in a lateral direction in which the pair of side wall plates are arranged, and in the component moving step, You may move the said hanging tool along a horizontal direction path
- the travel path includes an axial path extending in an axial direction that is an extending direction of the rotation axis of the turbine, and in the component moving step, The suspension tool may be moved along the axial path.
- the traveling path is a lateral path extending in a lateral direction in which the pair of side wall plates are arranged, and an extending direction of the rotation axis of the turbine.
- An axial path extending in the axial direction; and a connecting path that connects the lateral path and the axial path so that the lifting device can move between the lateral path and the axial path.
- the suspension tool may be moved along the lateral path, the connection path, and the axial path.
- the installation member extends in the lateral direction, A horizontal beam member bridged to each upper end of the side wall plate, and an axial beam member fixed to the horizontal beam member and extending in the axial direction to which the axial path is attached.
- the plate forming the air intake duct has a front plate and a rear plate facing each other in the axial direction, and the erection member arranging step includes a part of the rear plate above the rotation axis.
- the end of the beam member And end support step of supporting the serial front plate, and cross beam arrangement step to bridge the cross beam member to each of the upper ends of the pair of side wall plates, may comprise.
- the installation member disposing step includes a seat for fixing a shaft beam support seat to an inner surface of the intake duct which is a surface of the front plate on the rear plate side.
- An arrangement step may be included, and in the end portion support step, the end portion of the shaft beam member inserted into the intake duct may be placed on the shaft beam support seat.
- the time required for the turbine repair and inspection process can be shortened.
- the plant of the present embodiment flows into the gas turbine 10, the generator 55 that generates power by driving the gas turbine 10, the intake duct 30 that guides the atmosphere to the gas turbine 10, and the intake duct 30.
- An intake filter device 49 for purifying air an exhaust duct 50 through which exhaust gas from the gas turbine 10 flows, an enclosure 60 covering the gas turbine 10, a turbine building 70 housing the gas turbine 10 and the generator 55, and a turbine And an overhead crane 75 provided in the building 70.
- the gas turbine 10 includes a compressor 11 that compresses air from the intake duct 30, and a combustor 21 that generates combustion gas by burning fuel in the air compressed by the compressor 11.
- the turbine 25 is driven by the combustion gas from the combustor 21, and the exhaust casing 28 guides the exhaust gas from the turbine 25 to the exhaust duct 50.
- the compressor 11 has a compressor rotor 12 that rotates about a rotation axis Ar, and a compressor casing 13 that covers the compressor rotor 12 rotatably.
- the turbine 25 includes a turbine rotor 26 that rotates about a rotation axis Ar, and a turbine casing 27 that rotatably covers the turbine rotor 26.
- the compressor rotor 12 and the turbine rotor 26 are located on the same rotation axis Ar, and are connected to each other to form the gas turbine rotor 16.
- the gas turbine rotor 16 is connected to the generator rotor of the generator 55 described above.
- the compressor casing 13, the turbine casing 27, and the exhaust casing 28 are arranged in this order in the axial direction Da and connected to each other to form a gas turbine casing 17.
- the side of the compressor casing 13 with respect to the turbine casing 27 is defined as an upstream side or a front side
- the side of the turbine casing 27 with respect to the compressor casing 13 is defined as a downstream side or a rear side.
- a horizontal direction perpendicular to the axial direction Da is defined as a horizontal direction Dh.
- a direction perpendicular to the axial direction Da and the lateral direction Dh is defined as a vertical direction Dv.
- the intake duct 30 is disposed on the front side of the compressor casing 13, and the exhaust duct 50 is disposed on the rear side of the exhaust casing 28.
- the gas turbine 10 further includes a front bearing 18a that rotatably supports the front side of the gas turbine rotor 16, and a rear bearing 18b that rotatably supports the rear side of the gas turbine rotor 16.
- the intake duct 30 includes a compressor connecting portion 31, a duct vertical portion 45, a duct bend portion 46, and a duct horizontal portion 47.
- the compressor connecting portion 31 is connected to the compressor casing 13.
- the duct vertical portion 45 extends vertically upward from the compressor connecting portion 31.
- the duct bent portion 46 is connected to the upper end of the duct vertical portion 45.
- the duct horizontal portion 47 extends in the axial direction Da, the rear side in the axial direction Da is connected to the duct bent portion 46, and the front side in the axial direction Da is connected to the intake filter device 49.
- the overhead crane 75 is attached to the girder 77, a pair of traveling rails 76 that face each other in the extending direction Da in the lateral direction Dh, a girder 77 that extends in the axial direction Da and is supported by the traveling rails 76 at both ends.
- the pair of running rails 76 is disposed above the gas turbine 10 and the enclosure 60 and below the roof 71 of the turbine building 70. Of the pair of traveling rails 76, one traveling rail 76 is disposed on the front side of the gas turbine 10 in the axial direction Da, and the other traveling rail 76 is disposed on the rear side of the gas turbine 10 in the axial direction Da. ing.
- the girder 77 travels on the pair of traveling rails 76 in the lateral direction Dh with both ends in the axial direction Da supported by the pair of traveling rails 76.
- the hoist 78 is attached to the girder 77 so as to be movable in the axial direction Da.
- the enclosure 60 includes an upper enclosure 65 that covers the upper side of the gas turbine 10 and a lower enclosure 61 that covers the side periphery of the gas turbine 10.
- the lower enclosure 61 includes a front wall plate 62 and a rear wall plate 63 that face each other in the axial direction Da, and a pair of side wall plates 64 that correspond to each other in the lateral direction Dh.
- the gas turbine 10 is arranged between the front wall plate 62 and the rear wall plate 63 in the axial direction Da.
- the front wall plate 62 is formed with an opening through which a connecting shaft 56 that mechanically connects the rotor of the generator 55 and the gas turbine rotor 16 is inserted.
- An opening through which the exhaust duct 50 is inserted is formed in the rear wall plate 63.
- the upper enclosure 65 includes a front wall plate 66 provided on the front wall plate 62 of the lower enclosure 61, a rear wall plate 67 provided on the rear wall plate 63 of the lower enclosure 61, and a pair of the lower enclosure 61.
- the top plate 69 of the upper enclosure 65 includes an upper edge of the front wall plate 66 of the upper enclosure 65, an upper edge of the rear wall plate 67 of the upper enclosure 65, and an upper edge of the pair of side wall plates 68 of the upper enclosure 65.
- the opening of the upper enclosure 65 to be formed is closed.
- the top plate 69 is formed with an opening through which the intake duct 30 is inserted.
- the compressor casing 13 includes an outer casing 14 and an inner casing 15 that are formed in a cylindrical shape around the rotation axis Ar.
- the inner casing 15 covers the outer periphery on the front side in the axial direction Da of the compressor rotor 12.
- the outer casing 14 covers substantially the entire outer periphery of the compressor rotor 12.
- An annular air flow path is formed between the radial inner side of the cylindrical outer casing 14 and the radial outer side of the cylindrical inner casing 15 around the rotation axis Ar.
- the compressor connection portion 31 of the intake duct 30 is formed in a cylindrical shape around the rotation axis Ar, and is connected to the connection cylinder 32 attached to the front end 15 a of the inner casing 15.
- a front plate 33 and a rear plate 34 that extend in a direction perpendicular to Ar and face each other at an interval in the axial direction Da, and a radially outer edge of the front plate 33 and a radially outer edge of the rear plate 34.
- side plates 39 to be connected.
- the rear plate 34 is fixed to the front outer peripheral edge 14 a of the outer casing 14.
- the front plate 33 is fixed to the front end 32 a of the connection cylinder 32.
- the side plate 39 is located between the radial outer edge of the front plate 33 and the radial outer edge of the rear plate 34 and connects the two.
- the side plate 39 is not connected to the upper edge, which is a part of the radially outer edge of the front plate 33, and the upper edge, which is a part of the radially outer edge of the rear plate 34.
- the upper edge of the front plate 33 and the upper edge of the rear plate 34 are not connected by the side plate 39.
- the opening of the compressor connecting portion 31 is formed by the upper edge of the side plate 39, the upper edge of the front plate 33, and the upper edge of the rear plate 34.
- the rear plate 34 includes a rear plate body 35 in which an opening penetrating in the axial direction Da (hereinafter referred to as a rear plate opening 36) is formed, and a lid 37 that closes the rear plate opening 36.
- the rear plate opening 36 is formed below the upper edge of the rear plate main body 35 and above the rotational axis Ar of the gas turbine 10.
- a front bearing 18 a of the gas turbine 10 is disposed on the inner peripheral side of the connection cylinder 32.
- a duct vertical portion 45 is connected to the upper edge of the compressor connection portion 31 via an expansion 48.
- the expansion 48 is provided to suppress the vibration of the compressor connecting portion 31 from being transmitted to the duct vertical portion 45.
- suspension device that is a device that executes a method of attaching or removing components of the gas turbine 10.
- the suspension device 100 supports the erection member 110 having the traveling path 120, the suspending tool 130 that suspends components of the gas turbine 10 and travels on the traveling path 120, and the erection member 110.
- the erection member 110 extends in the horizontal direction Dh and is bridged to the upper ends of the pair of side wall plates 64, an axial beam member 115 extending in the axial direction Da, and attached to the horizontal beam member 111 extending in the horizontal direction Dh.
- the hanger 130 is movable between the lateral path 121 and the axial path 125 that extends in the axial direction Da and is attached to the axial beam member 115, and the lateral path 121 and the axial path 125.
- a connection path 129 that connects the lateral path 121 and the axial path 125 and a connection path rotation support portion 119 that rotatably supports the connection path 129 are provided.
- the travel path 120 described above includes a lateral path 121, a connection path 129, and an axial path 125.
- the cross beam member 111 is made of, for example, square steel.
- the length of the horizontal beam member 111 in the horizontal direction Dh is slightly longer than the distance between the pair of side wall plates 64.
- the axial beam member 115 includes a first axial beam member 116, a second axial beam member 117, and a third axial beam member 118.
- the first axial beam member 116, the second axial beam member 117, and the third axial beam member 118 are made of, for example, square steel.
- the first axial beam member 116, the second axial beam member 117, and the third axial beam member 118 all extend in the axial direction Da, and are joined in a straight line from the rear side to the front side in this order. .
- the first axial beam member 116 is joined to an intermediate portion of the horizontal beam member 111 in the horizontal direction Dh so that the lower surface thereof is flush with the lower surface of the horizontal beam member 111.
- the second axial beam member 117 is joined to the lower surface on the front end side of the first axial beam member 116.
- the third axial beam member 118 is joined to the upper surface on the front end side of the second axial beam member 117.
- the first axial beam member 116, the second axial beam member 117, and the third axial beam member 118 are arranged in a straight line in the axial direction Da when viewed from the vertical direction, but viewed from the lateral direction Dh.
- the intermediate second axial beam member 117 is shifted downward with respect to the first axial beam member 116 and the third axial beam member 118.
- the lateral path 121 is suspended from the lateral beam member 111 by a tension suspension 109 or the like below the lateral beam member 111.
- the transverse path 121 is disposed below the transverse beam member 111 along substantially the entire transverse direction Dh of the transverse beam member 111.
- the lateral direction Dh of the transverse beam member 111 and both ends of the transverse direction Dh are arranged. It is not arranged in the part.
- the second axial beam member 117 and the third axial beam member are located on the same virtual plane as the lateral path 121 below the second axial beam member 117 and the third axial beam member 118. It is suspended from 118 by a tension suspension 109 or the like.
- connection path 129 is located on the same virtual plane as the lateral path 121 and the axial path 125 and is perpendicular to the virtual plane with the intersection of the extension line of the lateral path 121 and the extension line of the axial path 125 as the center. It is supported by a connection path rotation support portion 119 so as to be rotatable around a specific axis.
- the connection path rotation support portion 119 includes a central portion of the cross beam member 111 in which the cross beam 121 is not provided in the cross beam member 111, and a first shaft beam member 116 in which the axial beam 125 is not provided in the axial beam member 115. Is attached.
- the leg member 140 is a member for setting the installation height of the traveling path 120 to a target height.
- the leg member 140 includes a leg 141 extending in the vertical direction Dv and a leg seat 142 joined to the lower end of the leg 141.
- the leg seat 142 is made of channel steel. Therefore, the leg seat 142 includes a pair of flange portions (ridge portions) 143 that are parallel to and opposed to each other, and a web portion 144 that connects the pair of flange portions 143.
- the leg seat 142 is disposed such that the pair of flange portions 143 face each other in the horizontal direction Dh, and the web portion 144 is positioned on the upper side with respect to the pair of flange portions 143.
- the distance between the pair of flange portions 143 is larger than the dimension in the lateral direction Dh of the side wall plate 64, that is, the thickness dimension t of the side wall plate 64. Therefore, when the leg seat 142 is disposed on the side wall plate 64, the side wall plate 64 is sandwiched between the pair of flange portions 143 of the leg seat 142. Legs 141 are joined to the upper surface of the web portion 144. The end of the cross beam member 111 in the horizontal direction Dh is joined to the upper end of the leg 141.
- the pedestal 150 disposed between the leg member 140 and the side wall plate 64 of the lower enclosure 61 has a substantially rectangular parallelepiped shape, and a pair of side surfaces 151 facing each other in the lateral direction Dh, A pair of end surfaces facing each other in the direction Da, a lower surface 153, and an upper surface 154 are provided.
- the upper surface 154 is not a flat surface but a circumferential surface convex upward. For this reason, as for this base 150, the center part of the horizontal direction Dh protrudes upwards gently.
- the boundary between the upper surface 154 and each side surface 151 is chamfered to form a smooth curved surface.
- the hanger 130 includes a trolley 131 that moves along the traveling path 120, and a chain block 135 that is attached to the trolley 131.
- the trolley 131 includes a plurality of rollers 132 and a frame 133 that rotatably supports the rollers 132.
- the traveling path 120 is formed of a steel material having a cross-sectional shape perpendicular to the longitudinal direction thereof, for example, a shape like a grooved steel with a lip.
- the travel path 120 is made of, for example, a lip grooved steel, the opening of the lip grooved steel and the lip 126 are directed downward.
- the roller 132 of the trolley 131 rolls on the upper surface of the lip 126, for example.
- the shaft beam support seat 160 supports the front end portion of the third shaft beam member 118 as shown in FIG.
- the shaft beam support seat 160 includes a receiving plate 161 that receives the front end portion of the third shaft beam member 118, and a fixing plate 162 that is fixed to a reinforcing plate 164 that is welded in advance to the inner surface of the intake duct 30. .
- the upper enclosure 65 is removed from the lower enclosure 61 as shown in FIGS. 10 and 11 (S1: enclosure disassembly step).
- the erection member 110 of the suspension device 100 is arranged on the upper enclosure 65 (S2: erection member arrangement step).
- this installation member arrangement process (S2) an opening process (S3), a seat arrangement process (S4), an insertion process (S5), an end support process (S6), and a cross beam arrangement process (S7) are executed.
- the lid 37 is removed from the rear plate body 35 of the intake duct 30, and the rear plate opening 36 (see FIG. 4) is opened (S3: opening step).
- the fixing plate 162 of the shaft beam support seat 160 is fixed to the reinforcing plate 164 (see FIG. 9) that is welded in advance to the inner surface of the intake duct 30 and the surface of the front plate 33 with screws or the like.
- the base 150 is arrange
- the suspension device 100 is lifted by the overhead crane 75 using a wire or the like, and the axial beam member 115 and the axial path 125 of the suspension device 100 are opened to the rear plate of the intake duct 30. 36 is inserted into the intake duct 30 (S5: insertion step).
- this insertion step (S5) first, as shown in FIG. 12, the wires 81a and 81b are hung on a plurality of locations of the suspension device 100, and the wires 81a and 81b are hooked on the hook 79 of the overhead crane 75. Subsequently, the hoist 78 is operated, the wire of the hoist 78 having the hook 79 attached to the lower end is wound up, and the suspension device 100 is lifted up. At this time, the axial beam member 115 of the suspension device 100 is substantially parallel to the rotation axis Ar of the gas turbine 10 and the third axial beam member 118 is positioned in front of the first axial beam member 116.
- the girder 77 of the overhead crane 75 is moved along the traveling rail 76 (see FIG. 1), and further, the hoist 78 is moved along the girder 77 as necessary, and the intake duct 30 of the gas turbine 10 is moved.
- the suspension device 100 is arranged so that the axial beam member 115 and the axial path 125 are located above the rotation axis Ar of the gas turbine 10.
- the suspension device 100 is tilted so that the front end of the suspension device 100 is positioned below the rear end, and the second axial beam member 117 and the third The upper edge of the shaft beam member 118 is positioned below the upper edge of the rear plate opening 36.
- the wire 81 a hung on the front side of the hanging device 100 is extended and the wire 81 b hung on the rear side of the hanging device 100 is contracted. .
- the hoist 78 of the overhead crane 75 is moved to the front side in the axial direction Da along the girder 77, and the second shaft beam member of the hanging device 100 tilted. 117 and the third axial beam member 118 and a part of the axial path 125 are inserted into the intake duct 30 through the rear plate opening 36. And as shown in FIG. 15, the inclination of the suspension apparatus 100 is returned so that the axial path 125 may become horizontal. Thus, the insertion step (S5) is completed.
- the hoist 78 of the overhead crane 75 is further moved to the front side in the axial direction Da along the girder 77, as shown in FIGS.
- the front end portion of 118 is placed on the receiving plate 161 (see FIG. 9) of the shaft beam support seat 160 (S6: end portion supporting step).
- the end portions of the cross beam members 111 of the suspension device 100 are respectively placed on the side wall plates 64 of the lower enclosure 61 via the leg members 140 and the pedestals 150 of the suspension device 100. That is, the cross beam member 111 is bridged to the respective upper ends of the pair of side wall plates 64 (S7: cross beam arranging step, height adjusting step).
- the front end portion of the shaft beam member 115 corresponding to the lower end of the T shape is supported by the shaft beam support seat 160, and is attached to both ends of both arms of the T shape.
- Both ends of the corresponding cross beam member 111 are supported by the side wall plates 64 of the lower enclosure 61 via the leg members 140 and the pedestals 150, respectively. Therefore, the suspension device 100 is stably supported in the installed state.
- the leg member 140 is placed on the pedestal 150 placed on the upper end surface of the side wall plate 64 of the lower enclosure 61.
- the pedestal 150 has the center portion in the lateral direction Dh protruding gently upward, so that even if the leg 141 of the leg member 140 is slightly inclined, the leg 141 and the leg seat 142 It is possible to alleviate the stress concentration on the joint portion of the side plate and the corner of the upper end of the side wall plate 64.
- each of the two leg members 140 is provided with a pair of flange portions 143.
- one leg member 140 is located on the first side in the lateral direction Dh. Only the flange portion 143 may be provided, and the flange portion 143 may be provided only on the second side in the lateral direction Dh with respect to the other leg member 140.
- the second shaft beam member 117 is positioned below the upper edge 36a of the rear plate opening 36, and the upper surface of the second beam member is higher than the upper edge 36a of the rear plate opening 36.
- the upper surface of the first axial beam member 116 and the upper surface of the third axial beam member 118 are higher than the upper edge 36a of the rear plate opening 36.
- the component P of the gas turbine 10 is lifted by the lifting tool 130 of the suspension device 100, and the component P is moved (S8: component movement process). .
- the component moving step (S8) the component P of the gas turbine 10 to be moved is disassembled. After disassembly, the component P is suspended from the hook 136 of the chain block 135 via the wire 139 or the like. Then, the chain 137 of the chain block 135 is wound up, and the component P is raised so that the lower end of the component P is positioned above the lower edge of the rear plate opening 36 and the upper edge 14b of the outer casing 14 of the compressor 11.
- the trolley 131 to which the chain block 135 is attached is moved rearward along the axial path 125, and the trolley 131 is moved from the axial path 125 to the connection path 129.
- the connection path 129 supporting the trolley 131 is rotated by 90 ° so that the connection path 129 is directed in the horizontal direction Dh.
- the trolley 131 is moved from the connection path 129 to the lateral path 121, and the trolley 131 is moved along the lateral path 121 in the lateral direction Dh.
- the chain 137 of the chain block 135 is extended to place the component P in the enclosure 60 in the lateral direction Dh of the gas turbine 10.
- the wire 139 is disconnected from the part P, the part P is moved out of the enclosure 60, and the part P is repaired and inspected.
- FIG. 17 shows a state in which the hook is hooked on the hook 136 of the chain block 135.
- FIG. 18 shows the bearing cover 19 so that the chain 137 of the chain block 135 is rolled up so that the lower end of the bearing cover 19 (P) is located above the lower edge of the rear plate opening 36 and the upper edge 14 b of the outer casing 14. The state where 19 (P) is raised is shown.
- the lower end of the component P is lower than the lower edge of the rear plate opening 36 and the upper edge 14 b of the outer casing 14.
- the lower end of the component P does not contact the lower edge of the rear plate opening 36 or the upper edge 14b of the outer casing 14 even if the component P is inclined.
- the component P is positioned as high as possible.
- the axial path 125 is arranged at a position as high as possible in the compressor connection portion 31 of the intake duct 30.
- the axial beam member 115 positioned on the upper side of the axial path 125 is composed of three axial beam members 116, 117, and 118, and is positioned in the middle of the axial direction Da.
- the second axial beam member 117 is shifted downward with respect to the other axial beam members 116 and 118. For this reason, in this embodiment, even if the positions of the upper surface of the first shaft beam member 116 and the upper surface of the third shaft beam member 118 are higher than the upper edge 36a of the rear plate opening 36, the upper edge 36a of the rear plate opening 36.
- the second axial beam member 117 can be positioned further downward.
- the upper surface of the second axial beam member 117 is lower than the upper edge 36a of the rear plate opening 36 in this way, while the second upper surface 36a is higher than the upper edge 36a of the rear plate opening 36.
- the upper surface of the uniaxial beam member 116 and the upper surface of the third axial beam member 118 are raised.
- the suspension device 100 is tilted so that the front end of the suspension device 100 is positioned below the rear end, and the second shaft With the upper edges of the beam member 117 and the third shaft beam member 118 positioned below the upper edge of the rear plate opening 36, the axial passage 125 and the shaft beam member 115 are connected to the intake duct 30 from the rear plate opening 36. Insert inside.
- the overhead crane 75 is used when the suspension device 100 is installed on the lower enclosure 61 in the process of repairing and inspecting the part P.
- the parts P can be moved by the suspension device 100 without using the overhead crane 75.
- the occupation time of the overhead crane 75 in the repair inspection process of the component P can be shortened significantly.
- the suspension device 100 of this embodiment and the overhead crane 75 are used together.
- the time concerning the repair inspection process of the gas turbine 10 can be shortened.
- connection path 129 rotates to realize a state where the connection path 129 is connected to the axial path 125 and a state where the connection path 129 is connected to the lateral path 121.
- the connection path 129 may not be rotated and may be a fixed type. In this case, one end of the connection path 129 is connected to the axial path 125, the other end is connected to the lateral path 121, and it is only necessary to bend smoothly from one end to the other end.
- the components of the gas turbine 10 outside this area for example, combustion
- the parts of the container 21 may be removed using the suspension device 100.
- the axial beam member 115, the axial path are used as the components of the erection member 110. 125, the connection path 129, and the rotation support member may be omitted.
- the suspension device 100 of the above embodiment is provided with the lateral passages 121 on both sides of the lateral direction Dh with reference to the central portion of the lateral beam member 111 in the lateral direction Dh.
- the lateral path 121 may be provided only on one side of the lateral direction Dh. In some cases, the lateral path 121 may not be provided in the lateral beam member 111.
- the time required for the turbine repair and inspection process can be shortened.
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Abstract
Description
本願は、2014年6月26日に、日本国に出願された特願2014-131542号に基づき優先権を主張し、この内容をここに援用する。
タービンの外周を囲むエンクロージャーを構成する板のうち、前記タービンを挟んで互いに対向する一対の側壁板のそれぞれの上端に橋渡され、走行路を有する架設部材と、前記タービンの部品を吊り下げて、前記走行路を走行する吊り具と、を備えている。
前記軸梁部材を備えている前記部品の吊装置の設置方法において、前記エンクロージャーのうち、前記タービンの上部を覆う上部エンクロージャーの少なくとも一部を取り外して、一対の前記側壁板の上端を露出させるエンクロージャー分解工程と、前記吸気ダクトは、前記軸方向で互いに対向する前板と後板を有しており、前記後板のうち、前記回転軸線よりも上方の一部を取り外して、前記後板の一部に開口を形成する開口工程と、前記前板における前記後板側の面である内面に前記軸梁支持座を固定する座配置工程と、前記開口から前記軸梁部材及び前記軸方向路の一部を前記吸気ダクト内に挿入する挿入工程と、前記吸気ダクト内に挿入された前記軸梁部材の前記端部を前記軸梁支持座の上に置く端部支持工程と、前記横梁部材を一対の前記側壁板のそれぞれの上端に橋渡す横梁部材配置工程と、を実行する。
エンクロージャーで覆われているタービンの部品の取付又は取外し方法において、前記エンクロージャーのうち、前記タービンの上部を覆う上部エンクロージャーの少なくとも一部を取り外して、前記タービンを挟んで互いに対向する一対の側壁板の上端を露出させるエンクロージャー分解工程と、走行路を有する架設部材を一対の前記側壁板のそれぞれの上端に橋渡す架設部材配置工程と、前記走行路を走行可能な吊り具に前記部品を吊り下げ、前記走行路に沿って前記吊り具を移動させて、前記吊り具に吊り下げられている前記部品を移動させる部品移動工程と、を実行する。
まず、本発明に係るタービンの部品の取付又は取外し方法が適用されるプラントの実施形態について説明する。
上記実施形態では、直線状の接続路129が回転することで、接続路129が軸方向路125に接続している状態と横方向路121に接続している状態とを実現している。しかしながら、接続路129は、回転せず、固定式のものであってもよい。この場合、接続路129は、その一端が軸方向路125に接続され、その他端が横方向路121に接続され、一旦から他端にかけて滑らかに曲がっていればよい。
Claims (19)
- タービンの外周を囲むエンクロージャーを構成する板のうち、前記タービンを挟んで互いに対向する一対の側壁板のそれぞれの上端に橋渡され、走行路を有する架設部材と、
前記タービンの部品を吊り下げて、前記走行路を走行する吊り具と、
を備えている部品の吊装置。 - 請求項1に記載の部品の吊装置において、
一対の前記側壁板のそれぞれの上端に置かれて前記架設部材を支持し、前記架設部材の高さを調節する脚部材を備える、
部品の吊装置。 - 請求項2に記載の部品の吊装置において、
前記脚部材は、一対の前記側壁板が並んでいる横方向への移動を規制する鍔部を有する、
部品の吊装置。 - 請求項2又は3に記載の部品の吊装置において、
前記脚部材と前記側壁板の上端との間に配置され、一対の前記側壁板が並んでいる横方向の中央部がなだらかに上方に突出する台座を備える、
部品の吊装置。 - 請求項1から4のいずれか一項に記載の部品の吊装置において、
前記走行路は、前記一対の側壁板が並んでいる横方向に延びる横方向路を有する、
部品の吊装置。 - 請求項1から5のいずれか一項に記載の部品の吊装置において、
前記走行路は、前記タービンの回転軸線の延在方向である軸方向に延びる軸方向路を有する、
部品の吊装置。 - 請求項1から4のいずれか一項に記載の部品の吊装置において、
前記走行路は、前記一対の側壁板が並んでいる横方向に延びる横方向路と、前記タービンの回転軸線の延在方向である軸方向に延びる軸方向路と、前記横方向路と前記軸方向路との間で前記吊り具が移動可能に前記横方向路と前記軸方向路とを接続する接続路と、を有する、
部品の吊装置。 - 請求項7に記載の部品の吊装置において、
前記横方向路と前記軸方向路と前記接続路とは、同一仮想平面上に設けられ、
前記横方向路の延長線と前記軸方向路の延長線との交点を中心として前記仮想平面に垂直な軸回りに、前記接続路を回転可能に支持する接続路回転支持部を備える、
部品の吊装置。 - 請求項1から8のいずれか一項に記載の部品の吊装置において、
前記架設部材は、一対の前記側壁板が並んでいる横方向に延び、一対の前記側壁板のそれぞれの上端に橋渡され、前記走行路が取り付けられている横梁部材を有する、
部品の吊装置。 - 請求項6から8のいずれか一項に記載の部品の吊装置において、
前記架設部材は、一対の前記側壁板が並んでいる横方向に延び、一対の前記側壁板のそれぞれの上端に橋渡される横梁部材と、前記横梁部材に取り付けられ、前記軸方向に延びて前記軸方向路が取り付けられている軸梁部材と、を有する、
部品の吊装置。 - 請求項10に記載の部品の吊装置において、
前記タービンの吸気ダクトの内面に固定され、前記軸梁部材の端部を支持する軸梁支持座を備える、
部品の吊装置。 - 請求項11に記載の部品の吊装置の設置方法において、
前記エンクロージャーのうち、前記タービンの上部を覆う上部エンクロージャーの少なくとも一部を取り外して、一対の前記側壁板の上端を露出させるエンクロージャー分解工程と、
前記吸気ダクトは、前記軸方向で互いに対向する前板と後板を有しており、前記後板のうち、前記回転軸線よりも上方の一部を取り外して、前記後板の一部に開口を形成する開口工程と、
前記前板における前記後板側の面である内面に前記軸梁支持座を固定する座配置工程と、
前記開口から前記軸梁部材及び前記軸方向路の一部を前記吸気ダクト内に挿入する挿入工程と、
前記吸気ダクト内に挿入された前記軸梁部材の前記端部を前記軸梁支持座の上に置く端部支持工程と、
前記横梁部材を一対の前記側壁板のそれぞれの上端に橋渡す横梁部材配置工程と、
を実行する、
吊装置の設置方法。 - エンクロージャーで覆われているタービンの部品の取付又は取外し方法において、
前記エンクロージャーのうち、前記タービンの上部を覆う上部エンクロージャーの少なくとも一部を取り外して、前記タービンを挟んで互いに対向する一対の側壁板の上端を露出させるエンクロージャー分解工程と、
走行路を有する架設部材を一対の前記側壁板のそれぞれの上端に橋渡す架設部材配置工程と、
前記走行路を走行可能な吊り具に前記部品を吊り下げ、前記走行路に沿って前記吊り具を移動させて、前記吊り具に吊り下げられている前記部品を移動させる部品移動工程と、
を実行する部品の取付又は取外し方法。 - 請求項13に記載の部品の取付又は取外し方法において、
前記架設部材配置工程は、前記架設部材を支持する脚部材を一対の前記側壁板のそれぞれの上端に置いて、前記架設部材の高さを調節する高さ調節工程を含む、
部品の取付又は取外し方法。 - 請求項13又は14に記載の部品の取付又は取外し方法において、
前記走行路は、前記一対の側壁板が並んでいる横方向に延びる横方向路を有しており、
前記部品移動工程では、前記横方向路に沿って前記吊り具を移動させる、
部品の取付又は取外し方法。 - 請求項13から15のいずれか一項に記載の部品の取付又は取外し方法において、
前記走行路は、前記タービンの回転軸線の延在方向である軸方向に延びる軸方向路を有しており、
前記部品移動工程では、前記軸方向路に沿って前記吊り具を移動させる、
部品の取付又は取外し方法。 - 請求項13又は14に記載の部品の取付又は取外し方法において、
前記走行路は、前記一対の側壁板が並んでいる横方向に延びる横方向路と、前記タービンの回転軸線の延在方向である軸方向に延びる軸方向路と、前記横方向路と前記軸方向路との間で前記吊り具が移動可能に前記横方向路と前記軸方向路とを接続する接続路と、を有しており、
前記部品移動工程では、前記横方向路、前記接続路及び前記軸方向路に沿って前記吊り具を移動させる、
部品の取付又は取外し方法。 - 請求項17に記載の部品の取付又は取外し方法において、
前記架設部材は、前記横方向に延び、一対の前記側壁板のそれぞれの上端に橋渡される横梁部材と、前記横梁部材に固定され、前記軸方向に延びて前記軸方向路が取り付けられている軸梁部材と、を有しており、
前記タービンの吸気ダクトを形成する板は、前記軸方向で互いに対向する前板及び後板を有しており、
前記架設部材配置工程は、前記後板のうち、前記回転軸線よりも上方の一部を取り外して、前記後板の一部に開口を形成する開口工程と、前記軸方向路及び前記軸梁部材の一部を前記開口から前記吸気ダクトに挿入する挿入工程と、前記吸気ダクトに挿入した前記軸梁部材の端部を前記前板に支持させる端部支持工程と、前記横梁部材を一対の前記側壁板のそれぞれの上端に橋渡す横梁配置工程と、含む、
部品の取付又は取外し方法。 - 請求項18に記載の部品の取付又は取外し方法において、
前記架設部材配置工程は、前記前板における前記後板側の面である前記吸気ダクトの内面に軸梁支持座を固定する座配置工程を含み、
前記端部支持工程では、前記吸気ダクト内に挿入された前記軸梁部材の前記端部を前記軸梁支持座の上に置く、
部品の取付又は取外し方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580033250.8A CN106471233B (zh) | 2014-06-26 | 2015-06-09 | 部件的悬吊装置、悬吊装置的设置方法、部件的拆卸方法 |
KR1020167035489A KR101829573B1 (ko) | 2014-06-26 | 2015-06-09 | 터빈의 부품의 장착 또는 분리 방법, 이 방법을 실행하는 장치, 이 장치의 설치 방법 |
US15/319,968 US10550727B2 (en) | 2014-06-26 | 2015-06-09 | Method for mounting or dismounting turbine component, device for executing the method, and method for installing the device |
DE112015002973.7T DE112015002973B4 (de) | 2014-06-26 | 2015-06-09 | Verfahren zum Montieren oder Demontieren einer Turbinenkomponente, Vorrichtung zum Ausführen des Verfahrens, und Verfahren zum Installieren der Vorrichtung |
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WO2017116244A1 (en) * | 2015-12-31 | 2017-07-06 | General Electric Company | Combustor assembly lift systems and methods for using the same to install and remove combustor assemblies |
EP3309367A1 (en) * | 2016-10-13 | 2018-04-18 | Doosan Heavy Industries & Construction Co., Ltd. | Gas turbine |
US10759815B2 (en) | 2016-03-10 | 2020-09-01 | Nissan Chemical Corporation | Condensed heterocyclic compounds and pesticides |
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CN109850742B (zh) * | 2019-01-28 | 2024-01-30 | 安徽华菱汽车有限公司 | 一种涡轮增压器吊装装置 |
CN111015153B (zh) * | 2019-11-22 | 2022-05-27 | 中国航发西安动力控制科技有限公司 | 在深孔中装配多个带有角向要求的轴类零件的方法及装置 |
US11536291B2 (en) * | 2020-02-04 | 2022-12-27 | Mitsubishi Heavy Industries Compressor Corporation | Rotor hanging tool, rotor support jig, rotor lifting method, and rotary machine disassembly method |
JP7401366B2 (ja) * | 2020-03-23 | 2023-12-19 | 三菱重工業株式会社 | 燃焼器部品の取付方法、燃焼器部品セット、吊り治具、及び吊り治具セット |
JP7390963B2 (ja) * | 2020-04-20 | 2023-12-04 | 三菱重工コンプレッサ株式会社 | 吊り具、支持治具、回転機械の分解方法、及び回転機械の組立方法 |
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CN106471233B (zh) | 2018-04-10 |
DE112015002973B4 (de) | 2023-09-14 |
JP2016008595A (ja) | 2016-01-18 |
US20170138218A1 (en) | 2017-05-18 |
KR101829573B1 (ko) | 2018-02-14 |
DE112015002973T5 (de) | 2017-03-09 |
CN106471233A (zh) | 2017-03-01 |
KR20170007450A (ko) | 2017-01-18 |
US10550727B2 (en) | 2020-02-04 |
JP5758529B1 (ja) | 2015-08-05 |
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