WO2010094316A1 - Dispositif de mesure de quantités de fluide dans des systèmes d'entraînement et des appareils - Google Patents

Dispositif de mesure de quantités de fluide dans des systèmes d'entraînement et des appareils Download PDF

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Publication number
WO2010094316A1
WO2010094316A1 PCT/EP2009/009341 EP2009009341W WO2010094316A1 WO 2010094316 A1 WO2010094316 A1 WO 2010094316A1 EP 2009009341 W EP2009009341 W EP 2009009341W WO 2010094316 A1 WO2010094316 A1 WO 2010094316A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive
fluid
sensor
oil
measuring
Prior art date
Application number
PCT/EP2009/009341
Other languages
German (de)
English (en)
Inventor
Joachim Vogt
Daniel Kalunka
Original Assignee
Joachim Vogt
Daniel Kalunka
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 Joachim Vogt, Daniel Kalunka filed Critical Joachim Vogt
Priority to EP09808934.5A priority Critical patent/EP2399010B1/fr
Publication of WO2010094316A1 publication Critical patent/WO2010094316A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/10—Indicating devices; Other safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/10—Indicating devices; Other safety devices
    • F01M11/12—Indicating devices; Other safety devices concerning lubricant level

Definitions

  • the invention relates to a device for fluid quantity measurement in drives or devices, with the preamble features of claim 1.
  • a variety of different fluids is used. These include above all lubricants such as engine and transmission oils, but also coolants.
  • lubricants such as engine and transmission oils, but also coolants.
  • coolants Of particular importance for the low-wear function of the drive is the regular check of the filling quantities of the fluids. For example, engine oil quantities are detected via a level sensor in the oil sump. The detected values are evaluated in accordance with the driving state values of the vehicle, for which purpose, for example, measured values from the control units of the drive or other suitable measuring technology are accessed.
  • sensors or cables and the associated measuring technology usually have to be retrofitted or installed by a correspondingly elaborate conversion.
  • a simplification in handling offers the in Werner et al. 2004 (MTZ 6/2004 65: 482ff.)
  • Presented measuring system in which the mass of the lubricant is determined continuously or discontinuously in a collecting vessel located outside the motor.
  • the disadvantage here is the size of the meter.
  • the statistical evaluability of the values determined requires a constant flow of the lubricants. Speed or consumption peaks and inclinations of the measuring arrangement (eg in the case of a simulation of a cornering or a downhill or a braking) during the measuring process can thus lead to a falsification of the values.
  • DE 10 2004 001 514 A1 proposes a method and a device for determining the lubricating oil content in an exhaust gas mixture. In this case, the oil consumption in the exhaust gas is used to deduce the oil consumption of an engine.
  • the object of the present invention is therefore to provide a compact device which enables a precise determination of the fluid consumption, even with an inclined drive. This object is achieved by a device having the features of claim 1. Preferred developments of the invention are the subject of the dependent claims.
  • the device according to the invention is preferably a capacitive determination of the operating state-dependent amount of fluids, eg. B. the amount of lubricant in at least one drive or device made, in particular volumetharim ways.
  • the device is characterized in that at least one sensor for detecting the transverse and / or longitudinal inclination of the drive or device or an associated measurement / evaluation unit is provided. The values recorded there are then used in the calculation of the fluid quantity in the drive or the fluid consumption during operation.
  • the senor is designed as an acceleration or angle sensor and can be accommodated in the device in a particularly space-saving manner or can be taken over by a control device or sensor (eg in the brake system) mounted outside the engine.
  • a control device or sensor eg in the brake system mounted outside the engine.
  • the device for example for the adaptation of the engine management, it is advisable to permanently connect the device (or parts thereof) to the drive or to install in it.
  • the device In order to be able to carry out a short-term measurement, for example during development and test phases or during maintenance, it is considered favorable if the device is detachably connected to the drive. It proves to be particularly advantageous if the device can be coupled to the drive via an inlet or drain screw for the fluid, in particular an oil drain plug. In order to be able to determine a correlation between the operating parameters of the drive and the fluid quantity or consumption, it is considered favorable if the device is coupled to the drive control, in particular the ignition signal transmitter.
  • the device In addition to detecting the transverse and / or longitudinal inclination of the drive via suitable sensors, it proves to be advantageous to further increase the accuracy when the device at least one additional sensor for detecting physical and / or chemical parameters of the fluid, in particular the pressure, the temperature and / or the chemical composition.
  • the determination of the amount of fluid and / or the detection of the lateral and / or longitudinal inclination occur continuously and / or cyclically. For example, in the development or testing phase, continuous acquisition of the values will occur, while during normal operation of the drive, cyclic measurement of the error detection or 75 to warn against fluid volume deficiencies o. The like. Is sufficient.
  • the device preferably has one of the storage units wirelessly or wired
  • the 80 attributable display and / or evaluation unit for the detected values, so that, for example, for remote diagnosis, a reading of the stored values from the memory unit can be easily performed.
  • the device may additionally have a sensor or detector for the distance traveled and / or the operating time, as well as the measurement / evaluation unit may have a GPS or Galileo receiver. moreover
  • the device has at least one tub or container for the fluid from the drive or device.
  • the device has a plurality of terminals. These connections also make it possible to use one device in parallel or serially with multiple drives or devices simultaneously.
  • the use of the device with an internal combustion engine 100 is shown below by way of example. Also conceivable is the use with similar drives, equipment or machinery, such as gearboxes, turbines, hydraulic pumps.
  • the output of the oil consumption measurement is the level of the oil in the oil sump of the engine which is set in a certain operating state. This level is passed through a pipe or a hose according to the principle of communicating tubes to the measuring device. There, the level can be measured according to the gravimetric or volumetric measuring principle, but also by microwaves, ultrasound or capacitively.
  • the device now detects via suitable sensors z. As the engine speed and the oil temperature and the inclination sensors in addition the angular position of the device and / or the oil pan. If necessary, a comparison of the values with the values of a defined operating state can now take place.
  • 110 corresponding characteristics or maps are created beforehand. These allow one
  • the operating parameters of the drive should be recorded continuously. These include, for example, the determination of the respective speed range, the oil temperature difference in several measurements and read via the sensors angular position (lateral and longitudinal tilt) of the drive or the system comprising this drive. The relevant values are recorded via the
  • predetermined operating states can be recorded and tested in various measurements on the basis of predefined characteristic curves and fields. In this case, first the oil level is measured, which is set in the measuring unit before the beginning of the measurement. After or during the driving cycles to be checked
  • the 125 again measured the oil level.
  • the two oil levels are each assigned an amount of oil. The difference between the measured values results in the oil consumption.
  • the respective operating states should also be approached constantly over a defined time. It also records the time and / or distance covered. During the
  • test procedure or the check can be cyclical or continuous
  • Oil or fluid consumption measurement can not only be applied to road vehicles, but is suitable i.a. also for rail vehicles, watercraft, aircraft / aircraft and mobile equipment. Furthermore, the use in the stationary area, u.a. in
  • Fluid quantity in two identically constructed devices it must be in the same operating state, respectively the same level of oil in the device or in the part, for example, a tub or a closed container in which the measurement is carried out set. If this is not the case, component tolerances / component damage can be assumed. This can be used, for example, 145 to check whether the same engine oil or the same amount of oil was filled on test benches or vehicles with the same engine.
  • Fig. 1 is a schematic representation of an embodiment of the device according to the invention.
  • Fig. 2 shows a further preferred embodiment of the device in perspective view.
  • Fig. 1 shows an embodiment of the device 10 according to the invention for determining the amount of oil or the oil consumption in a drive 1.
  • the device 10 is mounted outside of a drive 1 in the embodiment.
  • attachment of the device 10 to or in a transmission, a turbine or other engine, in particular the
  • the device 10 comprises a combined measuring / evaluation unit 2 and a memory unit 9 and is connected via an outlet 6 to the motor.
  • a pipe or hose connection 4 may be connected to the oil drain pipe, so that an exchange of oil between the drive 1 and measuring / evaluation unit 2 can take place.
  • the measuring / value unit 2 has a container 7,
  • the measuring / evaluation unit 2 is equipped with a level sensor 5, but can be used to increase the measurement and later evaluation accuracy with other sensors 3, such as sensors 3 for the
  • oil temperature, the oil pressure or the opacity of the oil can be extended.
  • further operating state values from the drive or device control can be used to determine the oil consumption or the fill level.
  • the connection to the evaluation unit 2 can take place directly via a hose 4 or indirectly via a container 7.
  • a return line 4 ' is connected, in which a compensating vessel 11 may be installed, in particular at higher gas contents in the fluid.
  • the measuring / evaluation unit 2 makes it possible to check whether the same oil level in the measuring / evaluation unit 2 can be measured with identically constructed drives 1, the same oil quantities and the same operating states and thereby serves for quality control and for measuring the 180 production spread , With the illustrated device 10, a conversion of the drive 1 is not necessary.
  • the measuring / evaluation unit 2 can directly via an inlet or outlet 6 of the drive 1, z. As an oil drain plug to be connected.
  • the connection can also be made via other connections 8, the direct or indirect fluid exchange or signal transfer, such. B. the transfer of pressure, allow. Due to the possibility of 185 measurement and simultaneous evaluation of the measured values, the measuring / evaluation unit is 2 in many - also not equipped with appropriate sensors - drives 1 can be used and is also suitable for use in workshops or for mobile
  • FIG. 2 shows the measuring / evaluation unit 2 of the device 190 according to the invention, which is mounted on a motor and which is equipped with angle sensors 30 for determining the transverse and / or longitudinal inclination of the drive 1 to be measured (see FIG.
  • the angle sensors 30, as well as other sensors 3 (see Fig. 1) which can be used with the device 10, can be connected to terminals 8 on the device 10, for example, via a pipe or hose connection 4 (see Fig. 1) or directly into these are integrated.
  • the angle sensors 30 detect continuously or cyclically the transverse or longitudinal inclination of the drive 1 or device to be measured (gear, pump, etc.) 195, as indicated by the two arrows, thus allowing the inclination values to be directly taken into account in the measurement and evaluation the fluid quantities.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Measuring Fluid Pressure (AREA)

Abstract

L'invention a pour but de fournir une construction compacte d'un dispositif (10) de détermination de la quantité de fluide dépendant de l'état de fonctionnement, en particulier de la quantité de fluide en régime de fonctionnement et/ou de la quantité de lubrifiant, dans au moins un système d'entraînement (1) ou un appareil. A cet effet, l'invention est caractérisée en ce qu'il est prévu au moins un détecteur (3) pour la détection de l'inclinaison latérale et/ou de la position longitudinale du système d'entraînement (1) ou d'un appareil, ou d'une unité de mesure/évaluation (2). De préférence, le détecteur (3) est configuré en tant que capteur d'accélération ou de capteur angulaire, et est accouplé au système d'entraînement (1) ou à l'appareil, via une entrée ou une sortie (6), de préférence une vis de vidange d'huile.
PCT/EP2009/009341 2009-02-17 2009-12-31 Dispositif de mesure de quantités de fluide dans des systèmes d'entraînement et des appareils WO2010094316A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP09808934.5A EP2399010B1 (fr) 2009-02-17 2009-12-31 Dispositif de mesure de quantités de fluide dans des systèmes d'entraînement et des appareils

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202009002256 2009-02-17
DE202009002256.0 2009-02-17

Publications (1)

Publication Number Publication Date
WO2010094316A1 true WO2010094316A1 (fr) 2010-08-26

Family

ID=41820583

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/009341 WO2010094316A1 (fr) 2009-02-17 2009-12-31 Dispositif de mesure de quantités de fluide dans des systèmes d'entraînement et des appareils

Country Status (2)

Country Link
EP (1) EP2399010B1 (fr)
WO (1) WO2010094316A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012014307A1 (de) 2012-07-19 2014-01-23 Volkswagen Aktiengesellschaft Verfahren und Sensoreinrichtung zum Erfassen eines Flüssigkeitsstands für ein Fahrzeug
EP2781706A1 (fr) * 2013-03-22 2014-09-24 System7-Railsupport GmbH Dispositif de contrôle automatique du niveau de lubrifiant
DE202013012564U1 (de) 2013-03-22 2017-06-29 Hp3 Real Gmbh Vorrichtung zur automatischen Schmiermittelfüllstandskontrolle
CN114961921A (zh) * 2022-06-13 2022-08-30 潍柴动力股份有限公司 一种油底壳油量计算方法及车辆

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4908776A (en) * 1987-11-23 1990-03-13 Ford Aerospace & Communications Corporation Spacecraft fuel measurement
JPH02199212A (ja) * 1989-01-27 1990-08-07 Suzuki Motor Co Ltd 内燃機関のオイル不良検知装置
US5138559A (en) * 1989-08-28 1992-08-11 The Boeing Company System and method for measuring liquid mass quantity
EP1063498A2 (fr) * 1999-06-25 2000-12-27 Volkswagen Aktiengesellschaft Procédé et dispositif pour la détermination d'une quantité de liquide dans un récipient en mouvement
DE10105889A1 (de) * 2001-02-09 2002-08-14 Daimler Chrysler Ag Verfahren zur Ermittlung der Füllmenge eines Betriebsmittels in einem Kraftfahrzeug
DE102004001514A1 (de) 2004-01-09 2005-08-04 Marcus Dr.-Ing. Gohl Verfahren und Vorrichtung zur Bestimmung des Schmierölgehalts in einem Abgasgemisch

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4908776A (en) * 1987-11-23 1990-03-13 Ford Aerospace & Communications Corporation Spacecraft fuel measurement
JPH02199212A (ja) * 1989-01-27 1990-08-07 Suzuki Motor Co Ltd 内燃機関のオイル不良検知装置
US5138559A (en) * 1989-08-28 1992-08-11 The Boeing Company System and method for measuring liquid mass quantity
EP1063498A2 (fr) * 1999-06-25 2000-12-27 Volkswagen Aktiengesellschaft Procédé et dispositif pour la détermination d'une quantité de liquide dans un récipient en mouvement
DE10105889A1 (de) * 2001-02-09 2002-08-14 Daimler Chrysler Ag Verfahren zur Ermittlung der Füllmenge eines Betriebsmittels in einem Kraftfahrzeug
DE102004001514A1 (de) 2004-01-09 2005-08-04 Marcus Dr.-Ing. Gohl Verfahren und Vorrichtung zur Bestimmung des Schmierölgehalts in einem Abgasgemisch

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WERNER ET AL., MTZ, vol. 65, June 2004 (2004-06-01), pages 482

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012014307A1 (de) 2012-07-19 2014-01-23 Volkswagen Aktiengesellschaft Verfahren und Sensoreinrichtung zum Erfassen eines Flüssigkeitsstands für ein Fahrzeug
EP2781706A1 (fr) * 2013-03-22 2014-09-24 System7-Railsupport GmbH Dispositif de contrôle automatique du niveau de lubrifiant
DE202013012564U1 (de) 2013-03-22 2017-06-29 Hp3 Real Gmbh Vorrichtung zur automatischen Schmiermittelfüllstandskontrolle
CN114961921A (zh) * 2022-06-13 2022-08-30 潍柴动力股份有限公司 一种油底壳油量计算方法及车辆
CN114961921B (zh) * 2022-06-13 2024-01-16 潍柴动力股份有限公司 一种油底壳油量计算方法及车辆

Also Published As

Publication number Publication date
EP2399010A1 (fr) 2011-12-28
EP2399010B1 (fr) 2016-11-23

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