WO2019072408A1 - Rotor d'un turbocompresseur à gaz d'échappement, turbocompresseur à gaz d'échappement et procédé d'équilibrage d'un ensemble tournant pour un turbocompresseur à gaz d'échappement - Google Patents

Rotor d'un turbocompresseur à gaz d'échappement, turbocompresseur à gaz d'échappement et procédé d'équilibrage d'un ensemble tournant pour un turbocompresseur à gaz d'échappement Download PDF

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Publication number
WO2019072408A1
WO2019072408A1 PCT/EP2018/000453 EP2018000453W WO2019072408A1 WO 2019072408 A1 WO2019072408 A1 WO 2019072408A1 EP 2018000453 W EP2018000453 W EP 2018000453W WO 2019072408 A1 WO2019072408 A1 WO 2019072408A1
Authority
WO
WIPO (PCT)
Prior art keywords
impeller
balancing
blade
mark
exhaust gas
Prior art date
Application number
PCT/EP2018/000453
Other languages
German (de)
English (en)
Inventor
Susanne SCHIEBEL
Roberto De Santis
Martin Kreschel
Torsten Gramsch
René Hofmann
Original Assignee
Ihi Charging Systems International Gmbh
Ihi Charging Systems International Germany Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ihi Charging Systems International Gmbh, Ihi Charging Systems International Germany Gmbh filed Critical Ihi Charging Systems International Gmbh
Priority to CN201880066659.3A priority Critical patent/CN111226044B/zh
Priority to JP2020520495A priority patent/JP2020537076A/ja
Priority to US16/648,138 priority patent/US20200217204A1/en
Publication of WO2019072408A1 publication Critical patent/WO2019072408A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/662—Balancing of rotors
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/027—Arrangements for balancing
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/04—Blade-carrying members, e.g. rotors for radial-flow machines or engines
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/04—Blade-carrying members, e.g. rotors for radial-flow machines or engines
    • F01D5/043—Blade-carrying members, e.g. rotors for radial-flow machines or engines of the axial inlet- radial outlet, or vice versa, type
    • F01D5/048—Form or construction
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/10—Anti- vibration means
    • 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
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
    • F02C6/10—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output supplying working fluid to a user, e.g. a chemical process, which returns working fluid to a turbine of the plant
    • F02C6/12—Turbochargers, i.e. plants for augmenting mechanical power output of internal-combustion piston engines by increase of charge pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/30—Compensating imbalance
    • G01M1/34—Compensating imbalance by removing material from the body to be tested, e.g. from the tread of tyres
    • 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
    • F05D2220/40—Application in turbochargers

Definitions

  • the invention relates to an impeller for an exhaust gas turbocharger of the type specified in the preamble of claim 1, an exhaust gas turbocharger according to claim 5 and a method for balancing a running gear for an exhaust gas turbocharger specified in the preamble of claim 6 Art.
  • the published patent application DE 10 2010 048 099 A1 discloses a power tool with an impeller of an exhaust gas turbocharger.
  • the impeller has impeller blades which face away on a wheel hub, with a Ramony and a Ramony
  • Pear segment-shaped balance mark thus has a base body, which has a head which is formed substantially smaller compared to the base body.
  • the problem is that the base body is disposed facing a wheel center, whereas the head is positioned facing a Radau touchkante. This means that due to a blade channel tapering in the direction of the wheel center with the balancing mark formed in this way, there is a limitation with regard to removal of material to eliminate the imbalance.
  • Wheel diameter of the impeller is set, in which there is usually a minimum wall thickness. This then leads in the worst case to an increased
  • Exhaust gas turbocharger to provide such an exhaust gas turbocharger and a method for balancing a rotor of such exhaust gas turbocharger, whereby an improved balancing is possible.
  • Patent claim 5 and by a method for balancing a running gear for an exhaust gas turbocharger with the features of claim 6 solved.
  • Advantageous embodiments with expedient and non-trivial developments of the invention are specified in the dependent claims.
  • the first aspect of the invention relates to an impeller for an exhaust gas turbocharger, which is rotatably mounted in a housing of the exhaust gas turbocharger about an axis of rotation.
  • the impeller has a wheel hub with a Ra phenomenon and one of Rahypos in a housing of the exhaust gas turbocharger about an axis of rotation.
  • a plurality of impeller vanes are formed to extend, wherein in a second blade adjacent to a first vane of the plurality of impeller blades and one of the first vane of the plurality of Impeller blades trained blade channel a balancing mark is arranged.
  • the balancing mark has a triangular shape, preferably a triangular shape.
  • a maximum stress of the milling is at the edge of the milling, that is, in other words, in an area with greater material thickness of the impeller as it is, for example, given in a center of the balancing mark, as for example
  • This design of the balancing brand is a running gear, the impeller
  • the running gear is assigned and which comprises a shaft with which the impeller rotatably connect, or is connected, particularly good balance, so that the running gear can perform a particularly good and at least almost unbalance-free rotational movement during operation of the exhaust gas turbocharger.
  • one leg of the balancing mark is arranged to extend in the circumferential direction.
  • a brand floor of the balancing mark is smaller than a free area of the balancing mark. This means in other words that the legs of the balancing mark are tapered in the direction of the wheel back. The advantage is to be seen in a reduction of a notch stress, since between the
  • Compressor which has a smaller wall thickness between the Raley and the Radstirn in particular at a Radau jointkante compared to a turbine wheel.
  • the reduction of the wall thickness is used in addition to a reduction of a mass moment of inertia of the impeller of a material reduction, whereby material costs of the impeller also reduce and thus the compressor can be produced inexpensively.
  • the balancing mark is of triangular shape, the circumference of the balancing mark can be adjusted at a small depth extension of the balancing mark in such a way that sufficient material removal can be achieved in order to produce an unbalanced impeller.
  • the second aspect of the invention relates to an exhaust gas turbocharger, in particular for an internal combustion engine, with a housing rotatably mounted in a housing
  • the running gear of the exhaust-gas turbocharger has a particularly smooth rotational movement, which is beneficial for efficient operation of the exhaust-gas turbocharger and a long service life.
  • the third aspect of the invention relates to a method for balancing a rotatably mounted in a housing of an exhaust gas turbocharger running tool, in particular an impeller of the running tool, which has a plurality of impeller blades on a wheel hub of the impeller.
  • a vane passage having a first vane of the plurality of impeller vanes and a second vane of the plurality of impeller vanes adjacent to the first vane.
  • the balancing mark according to one of claims 1 to 4 is produced in a high-speed balancing.
  • One advantage is the fact that with the aid of the high-speed balancing method, the running gear can be balanced completely, not just the individual wheels independently of one another, in one operation, whereby a substantial reduction in the time of balancing the running gear is realized. Furthermore, for example.
  • a cost-effective production of the balancing mark is achieved with a material-removing method, in other words by material removal, wherein preferably a milling method is used.
  • a ball-head shaped tool is used, so that in the area of juxtaposed edges and / or surfaces,
  • Connecting elements and / or transitions can be formed rounded.
  • the advantage is to be seen in a significant reduction of notch stresses, which in the range of sharp, thus not rounded trained
  • Fig. 1 in a perspective view a section of an impeller gem. the prior art
  • FIG. 2 in a perspective view a section of another
  • Fig. 3 is a perspective view of a section of a
  • Impeller according to the invention in a first embodiment
  • FIG. 4 is a perspective view of a detail of the impeller according to the invention in a second embodiment
  • FIG. 5 is a perspective view of a detail of the impeller according to the invention in a third embodiment
  • FIG. 6 is a perspective view of a detail of the impeller according to the invention in a fourth embodiment.
  • An impeller 1 of a power tool 2 for an exhaust gas turbocharger 3 according to the prior art is formed as shown in FIG.
  • the impeller 1 is formed in the form of a compressor wheel.
  • the rotor 2 comprises the compressor wheel 1 and a not-shown turbine wheel, which is non-rotatably connected via a shaft, not shown, with the compressor wheel 1.
  • the running gear 2 is in a non-illustrated bearing portion of the
  • Exhaust gas turbocharger 3 rotatably mounted about a non-illustrated axis of rotation of the power tool 2.
  • the turbine is in a not shown
  • the compressor wheel 1 comprises a plurality of impeller blades 4, with the aid of which it sucks in the air, which are arranged on a wheel hub 5 of the compressor wheel 1.
  • the hub 5 has a Rastor 6 and not shown, from
  • Ramony 6 averted trained Radstirn the wheel hub 5 on.
  • the plurality of impeller blades 4 is arranged extending from the Radstirn to the Rastructure 6 extending on the wheel hub 5. Between every two blades of the plurality of
  • Impeller blades 4 a first blade 7 and a second blade 8, a blade channel 9 is formed with a channel bottom 10, along which the air flows.
  • the impeller 1 is rotatable about a rotation axis, not shown.
  • a balancing mark 11 is formed on the channel bottom 10 of the compressor wheel 1.
  • Balancing mark 11 of the impeller according to the prior art shown in Fig. 1, is punctiform.
  • FIG. 2 another impeller according to the prior art is shown.
  • the trained balance mark 11 is elongated and slightly curved.
  • a balance mark 11 according to the invention as according to a first
  • Embodiment illustrated in Fig. 3 is formed triangular shape.
  • Balancing mark 11 has a first leg 12, a second leg 13 and a third leg 14, which are connected to each other by means of connecting elements 15.
  • the connecting elements 15 are formed bent, whereas the legs 12, 13, 14 substantially, relative to the connecting elements 15, are rectilinear.
  • the triangular-shaped balance mark 11 is predominantly triangular in shape relative to its circumference. Likewise, however, it could also be executed in terms of their depth extension T triangular shape. Or it could also be triangular-shaped, thus tetrahedral, in all three dimensions. These may be uniform, uneven or isosceles triangles.
  • the material-removing tool or, on the other hand, the impeller 1 or the impeller 2 itself can be moved.
  • a straight balancing mark 11 can preferably be produced with a moving tool, whereas the balancing mark 11 according to the invention with a moving running wheel 1 or moving running tool 2 and a moving tool is preferred.
  • the running gear is installed in the bearing housing and clamped in the high-speed balancing machine, resulting in access for a material removal on the wheel hub 5 in the axial direction. If other machines are used, radial-axial machining can take place at certain angles. This results in access to areas of the wheel hub 5, which lie radially inward in the direction of the wheel back 6, where the
  • Tensions are not that high. Here, for example, more material could be removed.
  • the depth extension T of the balance mark 11 can likewise be increased. Compared to the usual balancing marks, sufficient material can be removed to eliminate the imbalance, since due to the triangular-shaped balance mark 11, the material removal in three
  • the first leg 12, which may also be regarded as the base side of the balancing mark 11, is arranged to extend in the circumferential direction U.
  • a tip 16 of the balancing mark 11 is positioned away from a Radau touchkante 17 and arranged facing a Radmitte the impeller.
  • the balancing mark 11 is arranged as it were adapted to an extension of the channel bottom 10, which is tapered starting from the Radau touchkante 17 in the direction of the wheel center.
  • Embodiment is slightly curved, whereby the balancing mark 11 can adapt to a curvature of the Radau jointkante 17.
  • the curvature of the first leg 12 is substantially flatter than the curvature of the
  • the legs 12, 13, 14 are formed in a straight line, wherein an extension in the circumferential direction U of the balance mark 11 of the second
  • Embodiment is enlarged.
  • the curvatures of the connecting elements 15 are for reducing a
  • Notch tension between the colliding legs 12, 13, 14 provided.
  • a further reduction of the notch stress is achieved by a between the legs 12, 13, 14 and a brand floor 18 of the balance mark 11th
  • the brand floor 18 is smaller than a free area 20 of the balancing mark 11, as can be seen in particular by the balancing mark 11 illustrated in FIG. 5 according to a third exemplary embodiment.
  • the free surface 20 of the balancing mark 11 corresponds to the area spanned between the legs 12, 13, 14 in the plane of the channel bottom 10.
  • any material-removing method in other words any material removal, can be used to bring about the balancing mark 11.
  • the impeller 1 is designed in the form of the turbine wheel, grinding is conceivable.
  • the material removal could be achieved by means of a laser process.
  • the balancing mark 11 could be generated.
  • the advantage of milling is to be seen in a possible surface treatment and in a cost advantage over other methods, since milling is inexpensive and flexible.
  • the impeller 1, in particular in FIG. 6, in the form of a compressor wheel, has the balancing mark 11, which was produced with a ball end mill.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Supercharger (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L'invention concerne un rotor pour un turbocompresseur à gaz d'échappement, ledit rotor (1) étant monté de manière à tourner autour d'un axe de rotation (4) dans un carter du turbocompresseur à gaz d'échappement (3) et le rotor (1) comprenant un moyeu de roue (5) doté d'un dos de roue (6) et d'une partie avant de roue conçue de manière opposée au dos de roue (6), et une pluralité d'aubes de rotor (4) étant formées sur le moyeu de roue (5) de manière à s'étendre entre le dos de roue (6) et la partie avant de roue, et un repère d'équilibrage (11) étant disposé dans un canal d'aube (9) formé entre une première aube (7) de la pluralité d'aubes de roue (4) et une deuxième aube (8), disposée de manière adjacente à la première aube (7) de la pluralité d'aubes de roue (4). Selon l'invention, le repère d'équilibrage (11) se présente sous forme triangulaire. L'invention concerne en outre un turbocompresseur à gaz d'échappement comprenant un rotor de ce type ainsi qu'un procédé d'équilibrage d'un ensemble tournant pour un tel turbocompresseur à gaz d'échappement.
PCT/EP2018/000453 2017-10-12 2018-09-26 Rotor d'un turbocompresseur à gaz d'échappement, turbocompresseur à gaz d'échappement et procédé d'équilibrage d'un ensemble tournant pour un turbocompresseur à gaz d'échappement WO2019072408A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880066659.3A CN111226044B (zh) 2017-10-12 2018-09-26 用于废气涡轮增压机的叶轮，废气涡轮增压机和用于平衡废气涡轮增压机的转子装置的方法
JP2020520495A JP2020537076A (ja) 2017-10-12 2018-09-26 排気ガス過給機のための羽根車、排気ガス過給機、及び排気ガス過給機のための回転体アセンブリのバランス調整方法
US16/648,138 US20200217204A1 (en) 2017-10-12 2018-09-26 Rotor disk for an exhaust turbocharger, exhaust turbocharger and method for balancing a rotor assembly for an exhaust turbocharger

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017123819.0A DE102017123819A1 (de) 2017-10-12 2017-10-12 Laufrad für einen Abgasturbolader, Abgasturbolader und Verfahren zum Auswuchten eines Laufzeugs für einen Abgasturbolader
DE102017123819.0 2017-10-12

Publications (1)

Publication Number Publication Date
WO2019072408A1 true WO2019072408A1 (fr) 2019-04-18

Family

ID=63798933

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/000453 WO2019072408A1 (fr) 2017-10-12 2018-09-26 Rotor d'un turbocompresseur à gaz d'échappement, turbocompresseur à gaz d'échappement et procédé d'équilibrage d'un ensemble tournant pour un turbocompresseur à gaz d'échappement

Country Status (5)

Country Link
US (1) US20200217204A1 (fr)
JP (1) JP2020537076A (fr)
CN (1) CN111226044B (fr)
DE (1) DE102017123819A1 (fr)
WO (1) WO2019072408A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11971053B2 (en) * 2021-10-13 2024-04-30 Garrett Transportation I Inc Rotor with balancing features and balancing method
DE102021133772B3 (de) * 2021-12-18 2023-01-19 Borgwarner Inc. Verdichterrad
DE102021133773B3 (de) 2021-12-18 2023-02-09 Borgwarner Inc. Verdichterrad

Citations (6)

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DE102010048099A1 (de) 2010-10-09 2012-04-12 Daimler Ag Laufrad für einen Abgasturbolader, Abgasturbolader sowie Verfahren zum Auswuchten eines Laufzeugs für einen Abgasturbolader
EP2960463A1 (fr) * 2013-02-22 2015-12-30 Mitsubishi Heavy Industries, Ltd. Rotor de turbine et turbocompresseur incorporant un tel rotor de turbine
DE102015218428A1 (de) * 2014-10-03 2016-04-07 Borgwarner Inc., Patent Department Vorrichtungen und verfahren zur einstellung des gleichgewichts der rotationsanordnung eines turboladers
US20160363134A1 (en) * 2014-03-05 2016-12-15 Mitsubishi Heavy Industries, Ltd. Rotary fluid element and method of correcting unbalance of rotary fluid element
DE102016111785A1 (de) * 2015-07-06 2017-01-12 Toyota Jidosha Kabushiki Kaisha Unwuchtkorrekturvorrichtung für einen Rotor
WO2017060086A1 (fr) * 2015-10-07 2017-04-13 Continental Automotive Gmbh Procédé permettant de pratiquer une marque d'équilibrage dans la roue de compresseur d'un turbocompresseur à gaz d'échappement et turbocompresseur à gaz d'échappement comportant une roue de compresseur munie d'une marque d'équilibrage

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ITMI20061738A1 (it) * 2006-09-12 2008-03-13 Iveco Motorenforschung Ag Turbina a geometria variabile
JP2008291657A (ja) * 2007-05-22 2008-12-04 Toyota Industries Corp 翼車の加工方法
DE112013002879T5 (de) * 2012-07-02 2015-03-05 Borgwarner Inc. Verfahren zur Entfernung von Auswuchtungsmaterial eines Turbinenrades
US20160265359A1 (en) * 2015-03-09 2016-09-15 Caterpillar Inc. Turbocharger wheel and method of balancing the same
DE102016112521A1 (de) * 2016-07-07 2018-01-11 Ihi Charging Systems International Germany Gmbh Laufrad für einen Abgasturbolader, Abgasturbolader und Verfahren zum Auswuchten eines Laufzeugs für einen Abgasturbolader

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Publication number Priority date Publication date Assignee Title
DE102010048099A1 (de) 2010-10-09 2012-04-12 Daimler Ag Laufrad für einen Abgasturbolader, Abgasturbolader sowie Verfahren zum Auswuchten eines Laufzeugs für einen Abgasturbolader
EP2960463A1 (fr) * 2013-02-22 2015-12-30 Mitsubishi Heavy Industries, Ltd. Rotor de turbine et turbocompresseur incorporant un tel rotor de turbine
US20160363134A1 (en) * 2014-03-05 2016-12-15 Mitsubishi Heavy Industries, Ltd. Rotary fluid element and method of correcting unbalance of rotary fluid element
DE102015218428A1 (de) * 2014-10-03 2016-04-07 Borgwarner Inc., Patent Department Vorrichtungen und verfahren zur einstellung des gleichgewichts der rotationsanordnung eines turboladers
DE102016111785A1 (de) * 2015-07-06 2017-01-12 Toyota Jidosha Kabushiki Kaisha Unwuchtkorrekturvorrichtung für einen Rotor
WO2017060086A1 (fr) * 2015-10-07 2017-04-13 Continental Automotive Gmbh Procédé permettant de pratiquer une marque d'équilibrage dans la roue de compresseur d'un turbocompresseur à gaz d'échappement et turbocompresseur à gaz d'échappement comportant une roue de compresseur munie d'une marque d'équilibrage
DE102015219374A1 (de) 2015-10-07 2017-04-13 Continental Automotive Gmbh Verfahren zum Einbringen einer Wuchtmarke in das Verdichterrad eines Abgasturboladers und Abgasturbolader mit einem eine Wuchtmarke aufweisenden Verdichterrad

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Publication number Publication date
CN111226044A (zh) 2020-06-02
CN111226044B (zh) 2021-10-15
US20200217204A1 (en) 2020-07-09
DE102017123819A1 (de) 2019-04-18
JP2020537076A (ja) 2020-12-17

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