DE102008025906A1 - Method for measuring and adjusting unbalance of rotor in bearing housing of turbocharger-core assembly, involves mounting bearing housing by intermediate switching of flexible elements in drive housing of unbalance measuring station - Google Patents
Method for measuring and adjusting unbalance of rotor in bearing housing of turbocharger-core assembly, involves mounting bearing housing by intermediate switching of flexible elements in drive housing of unbalance measuring station Download PDFInfo
- Publication number
- DE102008025906A1 DE102008025906A1 DE200810025906 DE102008025906A DE102008025906A1 DE 102008025906 A1 DE102008025906 A1 DE 102008025906A1 DE 200810025906 DE200810025906 DE 200810025906 DE 102008025906 A DE102008025906 A DE 102008025906A DE 102008025906 A1 DE102008025906 A1 DE 102008025906A1
- Authority
- DE
- Germany
- Prior art keywords
- turbocharger
- rotor
- unbalance
- station
- group
- 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.)
- Ceased
Links
Classifications
-
- 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
- G01M1/02—Details of balancing machines or devices
- G01M1/04—Adaptation of bearing support assemblies for receiving the body to be tested
-
- 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
- G01M1/14—Determining unbalance
- G01M1/16—Determining unbalance by oscillating or rotating the body to be tested
- G01M1/24—Performing balancing on elastic shafts, e.g. for crankshafts
Abstract
Description
Die Erfindung betrifft ein Verfahren zum Messen und Ausgleichen der Unwucht eines in einem Lagergehäuse drehbar gelagerten Rotors einer Turbolader-Rumpfgruppe und eine Anlage zur Durchführung des Verfahrens.The The invention relates to a method for measuring and compensating the Imbalance of a rotatably mounted in a bearing housing Rotor of a turbocharger hull group and a facility to carry of the procedure.
Abgasgetriebene
Turbolader haben einen Rotor, der im Betrieb mit einer sehr hohen
Drehzahl von oft über 100.000 Umdrehungen pro Minute dreht und
daher zur Vermeidung von Geräuschen und zu hohen Lagerbelastungen
sehr genau ausgewuchtet werden muss. Der Rotor besteht in der Regel
aus einer in einem zugeordneten Lagergehäuse gelagerten Welle,
die an einem Ende ein Turbinenrad und am anderen Ende ein Verdichterrad
trägt. Die Messung der Unwucht des Rotors erfolgt aus rotordynamischen
Gründen bei einer dem Bereich der normalen Arbeitsgeschwindigkeit
entsprechenden Winkelgeschwindigkeit. Die Turbolader-Rumpfgruppe
wird, wie aus
Der Erfindung liegt die Aufgabe zugrunde, ein Verfahren der eingangs genannten Art anzugeben, welches durch Reduzierung der modalen Unwuchtanteile eine besonders hohe Genauigkeit des Unwuchtausgleichs von Turboladerrotoren ermöglicht. Es ist weiterhin Aufgabe der Erfindung, eine zur Durchführung des Verfahrens besonders geeignete Vorrichtung zu schaffen.Of the Invention is based on the object, a method of the initially specified type, which by reducing the modal imbalance shares a particularly high accuracy of the balancing of turbocharger rotors allows. It is a further object of the invention to provide a For performing the method particularly suitable device to accomplish.
Die genannte Aufgabe wird hinsichtlich des Verfahrens durch die in Patentanspruch 1 angegebenen Merkmale und hinsichtlich der Vorrichtung durch die in Patentanspruch 2 angegebenen Merkmale gelöst. Vorteilhafte Ausgestaltungen der Vorrichtung sind in den Ansprüchen 3 bis 9 angegeben.The said object is in terms of the method by the in claim 1 specified features and in terms of the device by the solved in claim 2 specified features. advantageous Embodiments of the device are in the claims 3 to 9 indicated.
Nach
der Erfindung umfasst das Verfahren zum Messen und Ausgleichen der
Unwucht eines in einem Lagergehäuse drehbar gelagerten
Rotors einer Turbolader-Rumpfgruppe folgende Schritte:
Befestigen
des Lagergehäuses der Turbolader-Rumpfgruppe unter Zwischenschaltung
wenigstens eines federnd nachgiebigen Elements an einem Antriebsgehäuse
einer Unwuchtmessstation derart, dass die Turbolader-Rumpfgruppe
mindestens einen Freiheitsgrad zur Bewegung relativ zum Antriebsgehäuse
hat,
Beschleunigung des Rotors durch Beaufschlagung der Turbinenseite
des Rotors mit einem Druckgas auf eine im Wesentlichen normale Arbeitsgeschwindigkeit,
Messen
der durch Unwucht induzierten Schwingungen, während der
Rotor mit einer im Wesentlichen normalen Arbeitsgeschwindigkeit
dreht, und Bestimmung der Phasenlage der durch Unwucht induzierten Schwingungen
zur Winkellage des Rotors bei den Drehzahlen, bei denen die durch
Unwucht induzierten Schwingungen gemessen werden,
Berechnung
der auszugleichenden Unwucht aus den induzierten Schwingungen und
der Phasenlage für mehrere Ausgleichsebenen, wobei wenigstens
eine Ausgleichsebene auf der Turbinenseite liegt,
Entnehmen
der Turbolader-Rumpfgruppe aus dem Antriebsgehäuse der
Messstation und Fördern der Turbolader-Rumpfgruppe in eine
Ausgleichsstation, Aufspannen der Turbolader-Rumpfgruppe in der Ausgleichsstation
derart,
dass Turbinenseite und Verdichterseite des Rotors für
den Ausgleich zugänglich sind und Ausgleichen der berechneten
Unwucht in den Ausgleichsebenen.According to the invention, the method for measuring and compensating the imbalance of a rotatably mounted rotor of a turbocharger body group in a bearing housing comprises the following steps:
Securing the bearing housing of the turbocharger body group with the interposition of at least one resilient element on a drive housing of an unbalance measuring station such that the turbocharger body group has at least one degree of freedom for movement relative to the drive housing,
Acceleration of the rotor by applying a compressed gas to the turbine side of the rotor to a substantially normal operating speed,
Measuring the vibrations induced by imbalance while the rotor rotates at a substantially normal operating speed, and determining the phase angle of the vibrations induced by imbalance to the angular position of the rotor at the speeds at which the vibrations induced by imbalance are measured,
Calculation of the unbalance to be compensated from the induced vibrations and the phase position for a plurality of balancing planes, wherein at least one balancing plane lies on the turbine side,
Removing the turbocharger body group from the drive housing of the measurement station and conveying the turbocharger body group into a balancing station, mounting the turbocharger body group in the balancing station in such a way,
that the turbine side and compressor side of the rotor are accessible for the compensation and compensating the calculated imbalance in the balancing planes.
Zur Durchführung des Verfahrens sieht die Erfindung eine Anlage zum Messen und Ausgleichen der Unwucht einer Turbolader-Rumpfgruppe mit einem Lagergehäuse und einem darin drehbar gelagerten Rotor vor, umfassend eine Unwuchtmessstation, die ein Antriebsgehäuse aufweist, an dem das Lagergehäuse der Turbolader-Rumpfgruppe unter Zwischenschaltung wenigstens eines federnd nachgiebigen Elements derart befestigbar ist, dass die Turbolader-Rumpfgruppe relativ zum Antriebsgehäuse in mindestens einem Freiheitsgrad bewegbar ist, eine Ausgleichstation, in der die Turbolader-Rumpfgruppe derart spannbar ist, dass Turbinenseite und Verdichterseite des Rotors für den Ausgleich zugänglich sind, und eine Fördereinrichtung, durch welche die Turbolader-Rumpfgruppe von der Unwuchtmessstation zu der Ausgleichsstation förderbar ist.to Implementation of the method, the invention provides a plant for measuring and balancing the imbalance of a turbocharger hull group with a bearing housing and a rotatably mounted therein Rotor, comprising an imbalance measuring station, which is a drive housing at which the bearing housing of the turbocharger fuselage group with the interposition of at least one resilient element is fastened such that the turbocharger body group relatively to the drive housing movable in at least one degree of freedom is a balancing station in which the turbocharger fuselage group like that is tensionable that turbine side and compressor side of the rotor accessible for compensation, and a conveyor, through which the turbocharger fuselage group from the unbalance measurement station is eligible for the balancing station.
Die Erfindung wird nachfolgend anhand von Ausführungsbeispielen näher erläutert, die in der Zeichnung dargestellt sind. Es zeigenThe Invention will be described below with reference to embodiments explained in more detail, which is shown in the drawing are. Show it
Die
in
Der
Lagerring
Die
Turbolader-Rumpfgruppe
Zur
Messung einer Unwucht des Rotors wird das Turbinenrad
Es
wurde jedoch gefunden, dass die Rotoren von Abgasturboladern bei
den hohen Betriebsdrehzahlen Eigenschaften eines wellenelastischen
Rotors zeigen, so dass modale Unwuchten und damit Durchbiegungen
auftreten, die die Laufruhe beeinträchtigen.
Bei beiden beschriebenen Anlagen können die Stationen für Unwuchtmessungen und Unwuchtausgleich auch mehrfach vorhanden sein. Weiterhin kann vorgesehen sein, dass der Transport der Tubolader-Rumpfgruppen auch teilweise, beispielsweise zwischen der Unwuchtmessstation und der Ausgleichsstation, durch eine Bedienungsperson erfolgt.at both described plants, the stations for Imbalance measurements and unbalance compensation may also be present several times. Furthermore, it can be provided that the transport of the Tubolader-trunk groups also partially, for example, between the unbalance measuring station and the balancing station, done by an operator.
ZITATE ENTHALTEN IN DER BESCHREIBUNGQUOTES INCLUDE IN THE DESCRIPTION
Diese Liste der vom Anmelder aufgeführten Dokumente wurde automatisiert erzeugt und ist ausschließlich zur besseren Information des Lesers aufgenommen. Die Liste ist nicht Bestandteil der deutschen Patent- bzw. Gebrauchsmusteranmeldung. Das DPMA übernimmt keinerlei Haftung für etwaige Fehler oder Auslassungen.This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.
Zitierte PatentliteraturCited patent literature
- - WO 2007/054445 A1 [0002] - WO 2007/054445 A1 [0002]
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200810025906 DE102008025906A1 (en) | 2008-05-29 | 2008-05-29 | Method for measuring and adjusting unbalance of rotor in bearing housing of turbocharger-core assembly, involves mounting bearing housing by intermediate switching of flexible elements in drive housing of unbalance measuring station |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200810025906 DE102008025906A1 (en) | 2008-05-29 | 2008-05-29 | Method for measuring and adjusting unbalance of rotor in bearing housing of turbocharger-core assembly, involves mounting bearing housing by intermediate switching of flexible elements in drive housing of unbalance measuring station |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102008025906A1 true DE102008025906A1 (en) | 2009-12-03 |
Family
ID=41253908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200810025906 Ceased DE102008025906A1 (en) | 2008-05-29 | 2008-05-29 | Method for measuring and adjusting unbalance of rotor in bearing housing of turbocharger-core assembly, involves mounting bearing housing by intermediate switching of flexible elements in drive housing of unbalance measuring station |
Country Status (1)
Country | Link |
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DE (1) | DE102008025906A1 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010036954A1 (en) * | 2010-08-12 | 2012-02-16 | Schenck Rotec Gmbh | Method for dynamic measurement of unbalance of rotor of turbocharger body unit, involves determining unbalance of rotor to be compensated using measured vibrations and phase position of vibrations |
DE102015103670A1 (en) | 2015-03-12 | 2016-09-15 | Schenck Rotec Gmbh | Method and device for compensating an imbalance of a rotor |
US11029230B2 (en) | 2016-05-26 | 2021-06-08 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Unbalance detection device, and unbalance detection method |
US11060940B2 (en) | 2016-12-07 | 2021-07-13 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Vibration insulator and unbalance detection device including vibration insulator |
US11187608B2 (en) | 2016-05-26 | 2021-11-30 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Unbalance detection device, and unbalance detection method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68905480T2 (en) * | 1988-07-25 | 1993-08-26 | Allied Signal Inc | DYNAMIC COMPENSATION METHOD FOR A MECHANISM WITH A HIGH-SPEED COMPONENT. |
US5505083A (en) * | 1993-04-23 | 1996-04-09 | Hines Industries, Inc. | Split station modular balancing and correction machine allowing early removal of workpiece |
DE10116689A1 (en) * | 2001-04-03 | 2002-10-10 | Schenck Rotec Gmbh | Dynamic balancing device for rotating crankshaft has measuring station calibrated using selected master component |
DE10343801A1 (en) * | 2002-09-24 | 2004-04-01 | Toyota Jidosha K.K., Toyota | Method for balancing a turbocharger rotor with an electric rotating machine |
DE102005053786A1 (en) * | 2005-11-09 | 2007-05-10 | Schenck Rotec Gmbh | Method and device for dynamically measuring the imbalance of a rotor |
-
2008
- 2008-05-29 DE DE200810025906 patent/DE102008025906A1/en not_active Ceased
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68905480T2 (en) * | 1988-07-25 | 1993-08-26 | Allied Signal Inc | DYNAMIC COMPENSATION METHOD FOR A MECHANISM WITH A HIGH-SPEED COMPONENT. |
US5505083A (en) * | 1993-04-23 | 1996-04-09 | Hines Industries, Inc. | Split station modular balancing and correction machine allowing early removal of workpiece |
DE10116689A1 (en) * | 2001-04-03 | 2002-10-10 | Schenck Rotec Gmbh | Dynamic balancing device for rotating crankshaft has measuring station calibrated using selected master component |
DE10343801A1 (en) * | 2002-09-24 | 2004-04-01 | Toyota Jidosha K.K., Toyota | Method for balancing a turbocharger rotor with an electric rotating machine |
DE102005053786A1 (en) * | 2005-11-09 | 2007-05-10 | Schenck Rotec Gmbh | Method and device for dynamically measuring the imbalance of a rotor |
WO2007054445A1 (en) | 2005-11-09 | 2007-05-18 | Schenck Rotec Gmbh | Method and device for the dynamic measuring of the unbalance of a rotor |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010036954A1 (en) * | 2010-08-12 | 2012-02-16 | Schenck Rotec Gmbh | Method for dynamic measurement of unbalance of rotor of turbocharger body unit, involves determining unbalance of rotor to be compensated using measured vibrations and phase position of vibrations |
DE102010036954B4 (en) * | 2010-08-12 | 2016-03-31 | Schenck Rotec Gmbh | Method and apparatus for dynamically measuring the imbalance of the rotor of a turbocharger body group |
DE102015103670A1 (en) | 2015-03-12 | 2016-09-15 | Schenck Rotec Gmbh | Method and device for compensating an imbalance of a rotor |
US11029230B2 (en) | 2016-05-26 | 2021-06-08 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Unbalance detection device, and unbalance detection method |
US11187608B2 (en) | 2016-05-26 | 2021-11-30 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Unbalance detection device, and unbalance detection method |
US11060940B2 (en) | 2016-12-07 | 2021-07-13 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Vibration insulator and unbalance detection device including vibration insulator |
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OP8 | Request for examination as to paragraph 44 patent law | ||
8131 | Rejection |