WO2012016666A1 - VERFAHREN ZUR ÜBERWACHUNG VON ANTRIEBSKOMPONENTEN EINES GROßHYDRAULIKBAGGERS - Google Patents
VERFAHREN ZUR ÜBERWACHUNG VON ANTRIEBSKOMPONENTEN EINES GROßHYDRAULIKBAGGERS Download PDFInfo
- Publication number
- WO2012016666A1 WO2012016666A1 PCT/EP2011/003815 EP2011003815W WO2012016666A1 WO 2012016666 A1 WO2012016666 A1 WO 2012016666A1 EP 2011003815 W EP2011003815 W EP 2011003815W WO 2012016666 A1 WO2012016666 A1 WO 2012016666A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- drive components
- evaluation unit
- hydraulic excavator
- large hydraulic
- drive
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/26—Indicating devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
-
- 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
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/028—Acoustic or vibration analysis
Definitions
- the invention relates to a method for the permanent and simultaneous monitoring of several, in at least one drive train of a large hydraulic excavator, provided drive components.
- Large hydraulic excavators with a service weight> 100 t are generally used in mining operations and are often in continuous operation over a long period of time. At predetermined time intervals, these large hydraulic excavators are subjected to maintenance, and at certain intervals, certain components, such as clutches or the like, are replaced.
- DE 101 00 522 discloses a monitoring device for monitoring the function of a particularly agricultural working machine, with at least one sensor which is set up to provide a signal containing information about a noise caused by at least one movable element of the working machine.
- a computer device is provided which receives the signal of the sensor and is operable to generate a signal value on the basis of the signal provided by the sensor and of a comparison value. In this way error messages can be generated.
- DE 10 2005 059 564 A1 discloses a device for condition monitoring of the hydrostatic displacement units, in particular as a pump or as
- the device comprises a detection unit with a multiplicity of sensors mounted on the hydrostatic displacement unit for detecting monitoring and operating data and an evaluation unit which has a device for analyzing the monitoring data in the frequency domain from a device for analyzing the monitoring data in the time domain.
- the evaluation unit is followed by a diagnostic unit with an output unit.
- DE 10 2005 023 256 A1 describes a monitoring device for monitoring the function of the components of an agricultural working machine, having a vibration sensor for providing signal values which contain information about mechanical vibrations caused by moving components of the working machine to an operating state detecting device Provision of a signal containing information about the operating state of components of the engine and a computer device for generating a state information regarding the state of the components of the work machine, which is based on the signal values of the operating state detection device and the vibration sensor.
- the aim of the subject invention is to detect in good time changes in the performance of drive components in the area of a large hydraulic excavator with a service weight> 100 t and thereby give the operator of the respective device, the possibility of short-term maintenance or repair measures or the replacement of defective drive components, to avoid additional unplanned downtime outside the service intervals.
- the method should be applicable to both diesel and electric motor drives in single or multi-engine operation.
- a device for monitoring in the area of a large hydraulic excavator with a service weight> 100 t Provided drive components that limits unscheduled downtime of the large hydraulic excavator to a minimum.
- This object is achieved by a method for the permanent and simultaneous monitoring of a plurality of mechanical and / or hydraulic drive components operatively connected to one another in at least one drive train of a large hydraulic excavator by positioning a vibration sensor in the area of only a single drive component in operative connection with one another Vibration sensor is connected via a line to an evaluation unit, the specifiable Auf modernkeitsmuster all together operatively connected drive components and transmits the common measurement signal of all together operatively connected drive components in processed form as an input frequency to the evaluation and there a, the respective individual drive component associated limit value adjusted from the abnormality pattern.
- the subject invention discloses a method for permanent and simultaneous monitoring of drive components of at least one drive train of a diesel or electric drive provided large hydraulic excavator, so that the respective operator of the large hydraulic excavator timely - even outside the normal service intervals - Instandenungs, Repair or replacement of the defective component can cause.
- Drive components within the meaning of the subject invention are, for example, pump distributor gear, swivel gear, hydraulic pumps, hydraulic motors as well as the respective diesel or electric motor.
- an associated sensor is not used for each individual component, but rather the sum vibration T of the drive components of at least one drive train of the large hydraulic excavator which are in operative connection with one another is determined.
- the following components are mechanically and / or hydraulically brought into operative connection with one another: the drive motor, the clutch, the pump distributor gear and hydraulic pumps.
- the frequency pattern predetermined in the evaluation unit for the respective drive component to be monitored is, in accordance with a further aspect of the invention, stored in the evaluation unit as a limit value dependent on the respective engine speed.
- the evaluation unit can be part of the large hydraulic excavator. If required, the measured data can also be correlated with other machine-relevant data, for example with data from the vehicle electronics. By Combining all data, conclusions can be drawn as to why the cut-off frequency range of the respective drive component has been exceeded.
- the status of the drive components can be indicated by suitable display elements at e.g. displayed on a monitor and thus optionally monitored with further data by the leader of the large hydraulic excavator.
- An electronic evaluation system can also be arranged decentrally (eg radio transmission), so that the appropriate repair measures can be initiated from there.
- FIG. 1 schematic diagram of an only indicated large hydraulic excavator
- Figure 2 Schematic representation of a drive train of the
- Figure 1 shows a schematic diagram of an only indicated large hydraulic excavator 1 with a service weight of> 100 t, as it can be used for example for the extraction of oil shale in a mine. Shown are only the relevant components, such as on a crawler undercarriage 3 pivotally mounted uppercarriage 2 and the cab 4. Also just hinted is one of, in this example, a diesel engine 7, a clutch 8, a pump distributor 9 and mechanically flanged to the pump distributor gear hydraulic pumps 10.1 1 containing drive trains 5 (6). Also indicated is an evaluation unit 15 which includes an optical display means and is provided in the area of the driver's cab 4. Other drive components, such as hydraulic motors, swivel gear or the like, are only indicated, however, encompassed by the scope of protection.
- FIG. 2 schematically shows one of the drive regions of the large hydraulic excavator 1 according to FIG. 1.
- a drive train 5 including a diesel engine 7, a clutch 8, a pump distributor gear 9 and hydraulic pumps 10, 11 is indicated.
- These drive components 7, 8, 9, 10, 1 1 are mechanically / hydraulically in operative connection with each other and are therefore to be regarded as a unit.
- a single vibration sensor 12 is to be permanently mounted exclusively on the pump distributor 9. Via a line 13, the measurement signals of the vibration sensor 12 of the provided in the cab 4 of the large hydraulic excavator 1 evaluation unit 15 are supplied.
- a special conspicuousness pattern 14 is stored for each of the drive components 7, 8, 9, 10, 1 of the drive train 5 that are operatively connected to one another, so that the possible defective component can be recognized via these defined patterns and their amplitudes.
- These patterns are coupled to an evaluation electronics 16 only indicated, which in turn is connected to the BCS (Bord Control System) of the large hydraulic excavator 1 and, if necessary via optical display means 17 information on a different operating condition of one or more of the drive components 7,8, 9,10,1 1 indicates to the operator.
- BCS Binary Control System
- the transmission of the measurement data can also be forwarded by radio to an external monitoring center, so that then the comparison between measured value and limit value can be made there.
- necessary repair measures can be triggered.
- the vibration sensor 12 permanently and simultaneously receives a sum-measured signal, preferably the vibration frequencies of the respective drive component 7, 8, 9, 10, 1.
- This sum signal is supplied to the display means 17 via the line 13 '.
- the evaluation unit 15 finds a constant comparison between the input frequency and the deposited there different conspicuity patterns (limits) of the respective drive components 7,8,9,10,1 1 instead. Deviations between the actually existing frequency of the respective drive component 7, 8, 9, 10, 11 and the stored critical limit values 18, 18 ', 18 "are generated as a function of the respective rotational speed of the engine 7 in an abnormality message and in the fault memory of a
- an associated limit value 18, 18 ', 18 is defined for each engine speed for each of the drive components 7, 8, 9, 10, 1, which are in operative connection with each other.
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Component Parts Of Construction Machinery (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Operation Control Of Excavators (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011800483020A CN103154681A (zh) | 2010-08-04 | 2011-07-29 | 用于监控大型液压挖掘机中的驱动部件的方法 |
US13/813,549 US20130211665A1 (en) | 2010-08-04 | 2011-07-29 | Method for monitoring drive components in a large hydraulic excavator |
EP11746169.9A EP2601490A1 (de) | 2010-08-04 | 2011-07-29 | VERFAHREN ZUR ÜBERWACHUNG VON ANTRIEBSKOMPONENTEN EINES GROßHYDRAULIKBAGGERS |
AU2011287923A AU2011287923A1 (en) | 2010-08-04 | 2011-07-29 | Method and device for monitoring drive components of a large hydraulic excavator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010033344.1 | 2010-08-04 | ||
DE102010033344A DE102010033344A1 (de) | 2010-08-04 | 2010-08-04 | Verfahren zur Überwachung von Antriebskomponenten eines Großhydraulikbaggers |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012016666A1 true WO2012016666A1 (de) | 2012-02-09 |
Family
ID=44630592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/003815 WO2012016666A1 (de) | 2010-08-04 | 2011-07-29 | VERFAHREN ZUR ÜBERWACHUNG VON ANTRIEBSKOMPONENTEN EINES GROßHYDRAULIKBAGGERS |
Country Status (6)
Country | Link |
---|---|
US (1) | US20130211665A1 (de) |
EP (1) | EP2601490A1 (de) |
CN (1) | CN103154681A (de) |
AU (1) | AU2011287923A1 (de) |
DE (1) | DE102010033344A1 (de) |
WO (1) | WO2012016666A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014200861A1 (de) * | 2014-01-17 | 2015-07-23 | Zf Friedrichshafen Ag | Verfahren zur Schwingungsmessung einer mobilen Maschine |
US11511642B2 (en) | 2019-04-05 | 2022-11-29 | Oshkosh Corporation | Electric concrete vehicle systems and methods |
CN110296561A (zh) * | 2019-06-13 | 2019-10-01 | 汉腾汽车有限公司 | 一种整车震动试验减震器冷却装置 |
US11230278B2 (en) | 2019-10-11 | 2022-01-25 | Oshkosh Corporation | Vehicle with accessory drive |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6053047A (en) * | 1998-09-29 | 2000-04-25 | Allen-Bradley Company, Llc | Determining faults in multiple bearings using one vibration sensor |
DE10100522A1 (de) | 2001-01-08 | 2002-07-25 | Deere & Co | Überwachungseinrichtung zur Überwachung der Funktion einer Arbeitsmaschine |
DE102005023256A1 (de) | 2005-05-20 | 2006-11-23 | Deere & Company, Moline | Überwachungseinrichtung und ein Verfahren zur Überwachung der Funktion der Komponenten einer landwirtschaftlichen Arbeitsmaschine |
DE102005059564A1 (de) | 2005-12-13 | 2007-06-14 | Brueninghaus Hydromatik Gmbh | Vorrichtung und Verfahren zur Zustandsüberwachung bei hydrostatischen Verdrängereinheiten |
DE102008038034A1 (de) * | 2008-08-16 | 2010-02-25 | Terex Gmbh | Verfahren zur Messung von Drehschwingungsprofilen im Antriebsstrang eines Großhydraulikbaggers |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6301572B1 (en) * | 1998-12-02 | 2001-10-09 | Lockheed Martin Corporation | Neural network based analysis system for vibration analysis and condition monitoring |
US7406399B2 (en) * | 2003-08-26 | 2008-07-29 | Siemens Energy & Automation, Inc. | System and method for distributed reporting of machine performance |
US7194383B2 (en) * | 2004-12-06 | 2007-03-20 | Caterpillar Inc | Vibration analysis system and method for a machine |
JP4705099B2 (ja) * | 2005-06-03 | 2011-06-22 | 株式会社小松製作所 | 作業機械 |
US20070101017A1 (en) * | 2005-10-31 | 2007-05-03 | Caterpillar Inc. | System and method for routing information |
KR101517917B1 (ko) * | 2007-08-09 | 2015-05-07 | 히다치 겡키 가부시키 가이샤 | 작업기계의 기기 진단장치 및 기기 진단시스템 |
FI121978B (fi) * | 2009-12-21 | 2011-06-30 | Sandvik Mining & Constr Oy | Menetelmä rikotusvasaran käyttömäärän määrittämiseksi, rikotusvasara sekä mittauslaite |
-
2010
- 2010-08-04 DE DE102010033344A patent/DE102010033344A1/de not_active Withdrawn
-
2011
- 2011-07-29 US US13/813,549 patent/US20130211665A1/en not_active Abandoned
- 2011-07-29 AU AU2011287923A patent/AU2011287923A1/en not_active Abandoned
- 2011-07-29 CN CN2011800483020A patent/CN103154681A/zh active Pending
- 2011-07-29 WO PCT/EP2011/003815 patent/WO2012016666A1/de active Application Filing
- 2011-07-29 EP EP11746169.9A patent/EP2601490A1/de not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6053047A (en) * | 1998-09-29 | 2000-04-25 | Allen-Bradley Company, Llc | Determining faults in multiple bearings using one vibration sensor |
DE10100522A1 (de) | 2001-01-08 | 2002-07-25 | Deere & Co | Überwachungseinrichtung zur Überwachung der Funktion einer Arbeitsmaschine |
DE102005023256A1 (de) | 2005-05-20 | 2006-11-23 | Deere & Company, Moline | Überwachungseinrichtung und ein Verfahren zur Überwachung der Funktion der Komponenten einer landwirtschaftlichen Arbeitsmaschine |
DE102005059564A1 (de) | 2005-12-13 | 2007-06-14 | Brueninghaus Hydromatik Gmbh | Vorrichtung und Verfahren zur Zustandsüberwachung bei hydrostatischen Verdrängereinheiten |
DE102008038034A1 (de) * | 2008-08-16 | 2010-02-25 | Terex Gmbh | Verfahren zur Messung von Drehschwingungsprofilen im Antriebsstrang eines Großhydraulikbaggers |
Also Published As
Publication number | Publication date |
---|---|
EP2601490A1 (de) | 2013-06-12 |
US20130211665A1 (en) | 2013-08-15 |
CN103154681A (zh) | 2013-06-12 |
AU2011287923A1 (en) | 2013-02-28 |
DE102010033344A1 (de) | 2012-02-09 |
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