[go: up one dir, main page]

WO2010028630A1 - Dispositif de détection pour déterminer une grandeur caractéristique de l'usure d'un palier à roulement et éolienne - Google Patents

Dispositif de détection pour déterminer une grandeur caractéristique de l'usure d'un palier à roulement et éolienne Download PDF

Info

Publication number
WO2010028630A1
WO2010028630A1 PCT/DE2009/001252 DE2009001252W WO2010028630A1 WO 2010028630 A1 WO2010028630 A1 WO 2010028630A1 DE 2009001252 W DE2009001252 W DE 2009001252W WO 2010028630 A1 WO2010028630 A1 WO 2010028630A1
Authority
WO
WIPO (PCT)
Prior art keywords
sensor arrangement
sensor
bearing
arrangement according
wear
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
Application number
PCT/DE2009/001252
Other languages
German (de)
English (en)
Inventor
Ekkehard Krauss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IHO Holding GmbH and Co KG
Original Assignee
Schaeffler KG
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 Schaeffler KG filed Critical Schaeffler KG
Publication of WO2010028630A1 publication Critical patent/WO2010028630A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • G01M13/00—Testing of machine parts
    • G01M13/04—Bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/70—Bearing or lubricating arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/80—Diagnostics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2233/00—Monitoring condition, e.g. temperature, load, vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/31—Wind motors
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Definitions

  • the invention relates to a sensor arrangement for determining a parameter for the wear of a rolling bearing with two bearing rings, wherein the bearing rings are arranged rotatable about rolling elements about a common axis of rotation against each other, with a sensor which is connected to one of the bearing rings and with a detection range on the other bearing ring is arranged, wherein the sensor detects the detection area and wherein the sensor for detecting an axial offset of the bearing rings in the direction of the axis of rotation is formed as the characteristic for the wear of the rolling bearing.
  • the invention also relates to a wind energy plant with this sensor arrangement.
  • a monitoring device for monitoring large rolling bearings which has at least two non-contact position measuring sensors, one of which is provided for determining radial movements and one for determining axial movements of the bearing rings relative to each other.
  • the patent DE 197 55 000 C1 concerns a much simpler and more robust embodiment for a wear measuring device for a slewing bearing and probably forms the closest prior art.
  • the wear measuring device has a probe which is arranged in an opening of one of the bearing rings and can come into contact with its end with a surface of the other bearing ring.
  • the bearing ring which is opposite to the probe, is formed with a groove into which projects the end of the probe.
  • the side walls of the groove each have a distance from the probe, the predetermined in the associated direction wear equivalent. As soon as the wear limit defined by the groove width is reached, the probe contacts one of the side walls of the groove and a signal is output.
  • the invention has for its object to provide a sensor arrangement for determining a characteristic for the wear of a rolling bearing and a wind turbine with this sensor arrangement, which allows a robust monitoring of wear.
  • the invention discloses a sensor arrangement which is suitable and / or designed for determining a parameter for the wear of a roller bearing.
  • the sensor arrangement or the roller bearing comprises two bearing rings, wherein the bearing rings are arranged so as to be rotatable relative to one another about rolling elements about a common axis of rotation.
  • the rolling bearing can represent a single or multi-row design with any Wälzkörpem.
  • the rolling elements are designed as balls or rollers.
  • the bearing rings are at least partially coaxial and / or concentric and / or arranged in the radial direction to the common axis of rotation overlapping each other.
  • the rolling bearing is designed as a four-point rolling bearing.
  • the sensor arrangement comprises a sensor which is firmly connected to one of the bearing rings, so that the bearing ring determines its position. Furthermore, a detection area is provided, which is arranged on the other bearing ring, wherein the sensor for detecting the detection area is arranged and / or formed.
  • the sensor is used to detect an axial offset of the bearing rings in the direction of the axis of rotation as the characteristic for the wear of the bearing.
  • the rolling bearing is designed as a rotary joint, which receives significantly axial forces. The wear occurs in this design due to the loading direction often as a mutual displacement of the bearing rings in or against the direction of the axis of rotation. This shift ultimately results from a reduction of the rolling elements and / or a depression of the raceways for the rolling elements in the bearing rings.
  • the sensor arrangement is designed to determine a plurality of intermediate values of the axial offset.
  • the sensor it is thus possible to measure more than one intermediate value, in particular more than two intermediate values in a wear direction, starting from a built-in or normal position of the bearing rings relative to each other.
  • at least two values are recorded as intermediate values per wear direction, which differ from the built-in or normal position.
  • the sensor arrangement is designed to determine a plurality of discrete intermediate values for the axial offset.
  • discrete intermediate values can be indicated, for example, in mm, so that a first intermediate value is output at 1 mm, a second intermediate value at 2 mm, etc.
  • the intermediate values can also be output as dimensionless quantities from the sensor arrangement.
  • the sensor arrangement is designed to determine continuous intermediate values.
  • Such continuous intermediate values can be formed by allocating a different intermediate value to each axial offset, in particular within the scope of the measurement accuracy.
  • the senor will be designed for tactile, optical, ultrasound-based, electrical and / or magnetic detection of the detection area. Preference is given to the types of measurement, which are robust and trouble-free, especially for longer periods of operation.
  • the senor is integrated in the bearing ring, in particular in a bearing outer ring.
  • the integration in the bearing ring ensures that the sensor arrangement can not be inadvertently adjusted or damaged during operation.
  • the bearing ring has a radially extending receiving area, which is formed for example as a through hole. In this receiving area, the sensor is used, optionally calibrated and fixed.
  • the detection and / or measuring direction of the sensor can be designed as desired, as long as the detection range is detected on the other bearing ring.
  • the detection direction of the sensor is radially aligned with the rotation axis.
  • the detection area is introduced and / or formed directly on or in the bearing ring.
  • the detection range is achieved by a change in shape and / or surface of the bearing ring.
  • the detection area is applied as a separate layer and / or a separate component on the bearing ring.
  • This embodiment has the advantage that the detection area can be manufactured separately with the desired accuracy and is then placed on or introduced as an additional part on the bearing ring.
  • the detection area has an encoding in the axial direction.
  • this coding height information is introduced, which can be used to determine the axial offset between the bearing rings.
  • the detection area has increment marks, ie relative marks in the axial direction.
  • the sensor counts the increments when the bearing rings move against each other.
  • absolute marks are arranged in the detection area, so that the sensor can determine an absolute measure of the axial offset by detecting the absolute markings.
  • the detection range only to an angular range less than 360 °, preferably less than 180 °, in particular less than 90 ° is limited, since it is usually assumed that a full rotation of the bearing, with each revolution, the detection range is traversed once.
  • the coding and / or the increment markings and / or the absolute markings and / or the detection area is designed to be completely circumferential. This embodiment is particularly advantageous in compounds in which the rolling bearing performs no complete revolutions, but rather oscillating movements in a certain angular range during operation.
  • the detection area is designed as a carrier, in particular as a foil, with scale lines in the circumferential direction with defined spacing in the axial direction as increment markings.
  • the detection area and / or the coding is formed as a diameter change in the detection area, wherein a ramp, a periodic or other pattern is formed in the axial direction.
  • a ramp for example, the distance between the sensor and the detection area that varies as a result of the wear can be read out as continuous intermediate values.
  • discrete intermediate values can be taken.
  • a mechanical coding a magnetic, electrical and / or optical coding is possible in the same way.
  • the rolling bearing is designed as a rotary joint.
  • the rotary joint is significantly designed for the transmission of axial forces, wherein in the axial direction, the bearing rings are preferably arranged offset in height at least on one end face.
  • the bearing rings preferably have passages extending in the axial direction, which are designed to receive attachment means, in particular screws, for fastening the bearing ring to a construction.
  • the inner ring is preferred formed with a free passage opening, in particular, the inner ring is mounted axle or shaft-free.
  • the rolling elements can be arbitrarily, preferably realized as balls and / or rollers.
  • the rotary joint is formed in one or more rows. In particular, the rotary joint is preferably designed as a four-point bearing.
  • the invention is used in rolling bearings, which are designed as slewing bearings with a pitch circle diameter greater than 1,000 mm, since here the axial offset due to wear can be so large that it can be measured with the sensor assembly with sufficient resolution.
  • Another object of the invention relates to a wind turbine with a rotary connection between the tower and the machine house and / or with a rotary joint as a blade bearing for the pivotable mounting of a rotor blade of the wind turbine, wherein the rotary joint comprises a sensor arrangement according to one of the preceding claims.
  • the rotary connection allows to orient the generator structure in the respective desired direction or to pivot the rotor blade.
  • Figure 1 is a sectional view through the axis of rotation of a rotary joint for illustrating an embodiment of the invention
  • a rotary joint 1 shows in a schematic sectional view a rotary joint 1 as an embodiment of the invention, which has an inner bearing ring 2, an outer bearing ring 3, which has a number of Rolling elements 4 are arranged in the form of balls in rotation relative to each other about a common axis of rotation 5 rotatable.
  • the rotary joint 1 is formed as a large rolling bearing, wherein the TeN- circle diameter, measured at the center of the rolling elements 4 is greater than 1,000 mm formed.
  • the rotary joint 1 is installed, for example, in wind turbines, wherein the inner bearing ring 2 with its axial end face 6 forms a mechanical interface to a tower of the wind turbine and the outer bearing ring 3 with its end face 7 an interface to the structure with a generator, rotor, etc. , Of course, the rotary joint 1 can be mounted the other way round or used in other applications.
  • the inner bearing ring 2 and the outer bearing ring 3 are offset in height by a distance D1 or D2.
  • the rotary joint 1 is used in the installed position significantly as Axialskylzlager for receiving axial forces, but also for receiving radial forces, relative to the axis of rotation 5, used and is designed for example as a four-point bearing.
  • passage openings 8 are provided which run parallel to the axis of rotation 5 and can be guided by the fastening means, such as, for example, bolts or screws.
  • the outer bearing ring 3 has a receiving space 10, which is designed as a bore extending radially to the rotation axis 5 and into which a sensor 11 on the inner bearing ring 2 end facing the Receiving space 10 is arranged.
  • the sensor 11 is connected via a cable 12 with a data evaluation 13.
  • the measuring direction of the sensor 11 is aligned radially in the direction of the axis of rotation 5, wherein the sensor 11 detects a detection area 14 on the inner bearing ring 2 by measurement.
  • the detection area 14 is formed, for example, as a material measure 15, as shown in a radial plan view sections in the figure 2.
  • the material measure 15 is formed as a film, in particular a plastic film, which is circumferentially arranged around the inner bearing ring 2 or the axis of rotation 5, for example glued or shrunk.
  • the material measure 15 has a plurality of likewise extending in the circumferential direction of scale 16, which are arranged equidistantly in the axial direction to each other.
  • the scale lines 16 are closed in the direction of rotation.
  • the sensor 11 moves one or more of the scale lines 16, which are detected optically by the sensor 11, for example, and evaluated by the data evaluation 13 as incremental markings.
  • the data evaluation 13 counts the number of scale traversed by the sensor 11 and can - possibly after a corresponding calibration - output a parameter for the axial offset of the two bearing rings 2, 3 and thus a parameter for the actual or actual wear of the rotary joint 1 ,
  • the graduation lines 16 are, for example, at a distance of less than 1 mm, preferably less than 0.5 mm, and in particular special smaller than 0.2 mm arranged.
  • the advantage of the sensor arrangement in FIG. 1 is to be seen in particular in that the actual wear of the raceways 9 of the rotary joint 1 can be determined from the characteristics of the data evaluation 13, so that maintenance and installation intervals can be determined as a function of wear and individually. If necessary, long replenishment times of the rotary joint 1 can also be better taken into account, and thus the wear-related downtimes of the respective systems with the rotary joint can be shortened.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

L'invention vise à mettre en oeuvre un dispositif de détection pour déterminer une grandeur caractéristique de l'usure d'un palier à roulement et une éolienne comportant ce dispositif de détection, permettant un contrôle fiable de l'usure. A cet effet, le dispositif de détection comporte deux bagues de palier (2, 3) disposées de façon à tourner l'une par rapport à l'autre autour d'un axe de rotation commun (5) au moyen de corps de roulement (4), un détecteur (11) relié à une bague de palier (3), et une zone de détection (14) présente sur l'autre bague de palier (2), le détecteur (11) détectant la zone de détection (14). Le détecteur (11) est conçu pour détecter un décalage axial des bagues de palier (2, 3) en direction de l'axe de rotation (5) en tant que grandeur caractéristique de l'usure du palier à roulement, le dispositif de détection étant conçu pour déterminer plusieurs valeurs intermédiaires du décalage axial.
PCT/DE2009/001252 2008-09-09 2009-09-05 Dispositif de détection pour déterminer une grandeur caractéristique de l'usure d'un palier à roulement et éolienne Ceased WO2010028630A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008046357A DE102008046357A1 (de) 2008-09-09 2008-09-09 Sensoranordnung zur Bestimmung einer Kenngröße für den Verschleiß eines Wälzlagers und Windkraftanlage
DE102008046357.4 2008-09-09

Publications (1)

Publication Number Publication Date
WO2010028630A1 true WO2010028630A1 (fr) 2010-03-18

Family

ID=41510642

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2009/001252 Ceased WO2010028630A1 (fr) 2008-09-09 2009-09-05 Dispositif de détection pour déterminer une grandeur caractéristique de l'usure d'un palier à roulement et éolienne

Country Status (2)

Country Link
DE (1) DE102008046357A1 (fr)
WO (1) WO2010028630A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019162233A1 (fr) 2018-02-22 2019-08-29 Saint-Gobain Glass France Méthode de simulation de la puissance optique d'un verre feuilleté
CN110320032A (zh) * 2019-07-12 2019-10-11 新天绿色能源股份有限公司 一种偏航变桨轴承的滚道内部监控装置
WO2020125084A1 (fr) * 2018-12-18 2020-06-25 南京磁谷科技有限公司 Structure de montage pour capteur axial de palier électromagnétique
CN112747033A (zh) * 2019-10-29 2021-05-04 斯凯孚公司 具有光学传感器和相关联的槽的轴承
CN112833092A (zh) * 2019-11-25 2021-05-25 斯凯孚公司 具有距离测量系统和相关联的槽的轴承
US11204067B2 (en) 2019-11-19 2021-12-21 Aktiebolaget Skf Bearing with distance sensors and tapered grooves
US11209049B2 (en) 2019-10-24 2021-12-28 Aktiebolaget Skf Rolling bearing with ultrasonic distance sensor
US11300160B2 (en) 2019-11-25 2022-04-12 Aktiebolaget Skf Bearing with gliding target and associated sensor
US11306783B2 (en) 2019-11-19 2022-04-19 Aktiebolaget Skf Bearing with distance sensors and tapered groove

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8002472B2 (en) 2008-06-30 2011-08-23 Nucor Corporation Slew bearing system
DE102011084952A1 (de) * 2010-12-07 2012-06-14 Aktiebolaget Skf Korrosionsgeschütztes Lager
EP2743522A1 (fr) * 2012-12-12 2014-06-18 IMO Holding GmbH Palier à moment ou roulement (de grande dimension) ou liaison rotative avec capteur(s) de rapprochement
US9115761B2 (en) * 2013-06-03 2015-08-25 Honeywell International Inc. Ball bearing assembly notification mechanism
DE102013106475A1 (de) * 2013-06-20 2014-12-24 Intelligendt Systems & Services Gmbh Prüfeinrichtung zum zerstörungsfreien Prüfen einer Komponente eines Wälzlagers, Wälzlager und Windkraftanlage
CN103671581B (zh) * 2013-12-18 2016-01-13 大连理工大学 全断面岩石掘进机带嵌入式传感器的主轴承组件
DE102014117553B3 (de) * 2014-11-28 2016-01-28 Areva Gmbh Zerstörungsfreie Prüfung einer Komponente eines Wälzlagers
DE102016116113A1 (de) 2016-08-30 2018-03-01 Thyssenkrupp Ag Lager und Verfahren zur Verschleißüberwachung und/oder Lastmessung
US11473564B2 (en) * 2018-01-18 2022-10-18 General Electric Company System and method for monitoring a wind turbine pitch bearing
WO2021126162A1 (fr) 2019-12-17 2021-06-24 General Electric Company Système et procédé de surveillance de la santé d'une pale de rotor d'une éolienne
DE102020103421A1 (de) * 2020-02-11 2021-08-12 Liebherr-Components Biberach Gmbh Wälzlager mit Überwachungsvorrichtung
DE102020128097A1 (de) * 2020-10-26 2022-04-28 Aktiebolaget Skf Wälzlageranordnung

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69107873T2 (de) * 1990-02-20 1995-07-13 Nikkiso Co Ltd Apparat zur Überwachung eines Lagers.
DE69318757T2 (de) * 1992-04-15 1998-11-05 Tanken Seal Seiko Co Dichtungsüberwachung mit schräger Fläche
US6107794A (en) * 1994-03-04 2000-08-22 Crane Co. Monitoring system for detecting axial and radial movement of a rotating body independent of rotational position
DE10107067A1 (de) * 2000-02-14 2001-08-16 Teikoku Denki Seisakusho Hyogo Axiallagerverschleißanzeigevorrichtung für einen Motor, insbesondere einen gekapselten Motor
EP1347184A1 (fr) * 2002-03-12 2003-09-24 Buffalo Pumps, Inc. Pompe à rotation avec indicateur d'usure du palier
DE20316544U1 (de) * 2003-10-28 2005-03-10 Liebherr-Werk Biberach Gmbh Überwachungsvorrichtung zur Überwachung von Großwälzlagern
DE102005003983A1 (de) * 2005-01-28 2006-08-10 Lohmann & Stolterfoht Gmbh Planetengetriebe mit Mitteln zur Früherkennung von Schäden an einem der Wälzlager
DE60209728T2 (de) * 2001-06-15 2006-11-23 Société de Mécanique Magnétique Aktives magnetlager mit integrierten sensoren

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19755000C1 (de) 1997-12-11 1999-03-04 Krupp Ag Hoesch Krupp Verschleißmessvorrichtung für Großwälzlager

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69107873T2 (de) * 1990-02-20 1995-07-13 Nikkiso Co Ltd Apparat zur Überwachung eines Lagers.
DE69318757T2 (de) * 1992-04-15 1998-11-05 Tanken Seal Seiko Co Dichtungsüberwachung mit schräger Fläche
US6107794A (en) * 1994-03-04 2000-08-22 Crane Co. Monitoring system for detecting axial and radial movement of a rotating body independent of rotational position
DE10107067A1 (de) * 2000-02-14 2001-08-16 Teikoku Denki Seisakusho Hyogo Axiallagerverschleißanzeigevorrichtung für einen Motor, insbesondere einen gekapselten Motor
DE60209728T2 (de) * 2001-06-15 2006-11-23 Société de Mécanique Magnétique Aktives magnetlager mit integrierten sensoren
EP1347184A1 (fr) * 2002-03-12 2003-09-24 Buffalo Pumps, Inc. Pompe à rotation avec indicateur d'usure du palier
DE20316544U1 (de) * 2003-10-28 2005-03-10 Liebherr-Werk Biberach Gmbh Überwachungsvorrichtung zur Überwachung von Großwälzlagern
DE102005003983A1 (de) * 2005-01-28 2006-08-10 Lohmann & Stolterfoht Gmbh Planetengetriebe mit Mitteln zur Früherkennung von Schäden an einem der Wälzlager

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019162233A1 (fr) 2018-02-22 2019-08-29 Saint-Gobain Glass France Méthode de simulation de la puissance optique d'un verre feuilleté
WO2020125084A1 (fr) * 2018-12-18 2020-06-25 南京磁谷科技有限公司 Structure de montage pour capteur axial de palier électromagnétique
CN110320032A (zh) * 2019-07-12 2019-10-11 新天绿色能源股份有限公司 一种偏航变桨轴承的滚道内部监控装置
US11209049B2 (en) 2019-10-24 2021-12-28 Aktiebolaget Skf Rolling bearing with ultrasonic distance sensor
CN112747033A (zh) * 2019-10-29 2021-05-04 斯凯孚公司 具有光学传感器和相关联的槽的轴承
US11111954B2 (en) 2019-10-29 2021-09-07 Aktiebolaget Skf Bearing with optical sensor and associated groove
US11204067B2 (en) 2019-11-19 2021-12-21 Aktiebolaget Skf Bearing with distance sensors and tapered grooves
US11306783B2 (en) 2019-11-19 2022-04-19 Aktiebolaget Skf Bearing with distance sensors and tapered groove
CN112833092A (zh) * 2019-11-25 2021-05-25 斯凯孚公司 具有距离测量系统和相关联的槽的轴承
US11300160B2 (en) 2019-11-25 2022-04-12 Aktiebolaget Skf Bearing with gliding target and associated sensor
US11371562B2 (en) 2019-11-25 2022-06-28 SKF Aerospace France S.A.S Bearing with distance measuring system and associated groove

Also Published As

Publication number Publication date
DE102008046357A1 (de) 2010-03-11

Similar Documents

Publication Publication Date Title
WO2010028630A1 (fr) Dispositif de détection pour déterminer une grandeur caractéristique de l'usure d'un palier à roulement et éolienne
EP3343030B1 (fr) Dispositif et procédé de surveillance d'un palier de pale d'une éolienne
DE202014011100U1 (de) Großlager, insbesondere Hauptlager einer Windkraftanlage
EP4081719B1 (fr) Palier à roulement doté d'un dispositif de surveillance
DE102007051237A1 (de) Verfahren und Vorrichtung zum Einstellen des Lagerspiels oder der Vorspannung von Wälzlageranordnungen
DE202007002609U1 (de) Drehverbindung
DE102006036696A1 (de) Sensoranordnung
EP2753838A1 (fr) Palier de roulement
DE102015208444B4 (de) Sensoranordnung zur Detektion einer Dehnung, Last, Temperatur, Vibration und/oder Bewegungsrichtung wenigstens eines Wälzkörpers sowie ein Wälzlager mit der Sensoranordnung
DE102019218143A1 (de) Lager mit einem gleitendem Zielobjekt und zugehörigem Sensor
DE102012022661A1 (de) Wartungsoptimiertes Schwenkantriebs- oder Schneckengetriebesystem und damit ausgerüstete Maschine bzw. Anlage oder Fahrzeugbaugruppe
EP2431622A1 (fr) Palier à roulement tournant
DE102019216610A1 (de) Lager mit optischem Sensor und zugehöriger Nut
DE102019216422A1 (de) Wälzlager mit einem Ultraschallabstandssensor
DE102019217789A1 (de) Lager mit Abstandssensoren und konischen Nuten
WO2018219379A1 (fr) Ensemble palier à roulement pour une transmission
DE10149642A1 (de) Kreisringförmiges Sensorgehäuse
WO2015021965A1 (fr) Palier pour table circulaire
EP1623237A1 (fr) Procede et dispositif de determination du sens de deplacement d'un composant de palier a roulement
AT524361A2 (de) Wälzlageranordnung
DE102019218144A1 (de) Lager mit einem Abstandsmesssystem und zugehöriger Nut
EP3990791B1 (fr) Assemblage de roulements à rouleaux pour la détermination de charges
DE602005003438T2 (de) Lageranordnung
WO2014080270A1 (fr) Système à maintenance optimisée d'entraînement de pivotement ou de transmission à vis sans fin, utilisation de celui-ci dans une machine, une installation ou un véhicule, et procédé pour le faire fonctionner
WO2011064060A1 (fr) Palier de roulement avec une mesure matérialisée

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09748212

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 09748212

Country of ref document: EP

Kind code of ref document: A1