WO2009021744A2 - Anordnung und verfahren zum bestimmen des ölverbrauchs einer ölgeschmierten maschine - Google Patents
Anordnung und verfahren zum bestimmen des ölverbrauchs einer ölgeschmierten maschine Download PDFInfo
- Publication number
- WO2009021744A2 WO2009021744A2 PCT/EP2008/006709 EP2008006709W WO2009021744A2 WO 2009021744 A2 WO2009021744 A2 WO 2009021744A2 EP 2008006709 W EP2008006709 W EP 2008006709W WO 2009021744 A2 WO2009021744 A2 WO 2009021744A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- oil
- line
- lubricated
- determining
- blow
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F9/00—Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine
- G01F9/008—Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine where the other variable is the flight or running time
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F9/00—Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine
- G01F9/001—Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine with electric, electro-mechanic or electronic means
- G01F9/003—Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine with electric, electro-mechanic or electronic means by measuring the weight
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/042—Testing internal-combustion engines by monitoring a single specific parameter not covered by groups G01M15/06 - G01M15/12
Definitions
- the invention relates to an arrangement for determining the oil consumption of an oil-lubricated, in particular pressure oil lubricated, machine, such as an internal combustion engine, a compressor, a turbocharger, a pump, etc.
- the means for heating by appropriate heating jackets may be implemented on the startup line, which heats the flowing or stationary oil contained in the startup line until the desired oil operating temperature is reached.
- the oil circuit of the arrangement have a bypass line for shorting the arrival or supply and return line, ie for separating the machine from the oil circuit. With the bypass line, the oil within the oil circuit at
- the bypass line is connected to the arrival or flow line upstream of the internal combustion engine via a 3-way valve.
- the 3-way valve can be controlled in such a way that the start-up line to the oil-lubricated machine is completely blocked and the entire oil flow reaches the return line via the bypass line. In this way, the entire amount of oil in the supply and return line and in the oil container is heated approximately uniformly by the heater to the preferred predetermined operating temperature.
- Temperature sensor for determining the oil temperature, in particular immediately downstream of the heating means arranged to provide a temperature controller corresponding information for controlling the control of the heating device.
- a pressure sensor for determining the oil pressure may be arranged upstream of the heating device.
- the pressure sensor is connected to a pressure regulator which controls an oil pump installed in the start-up line.
- a check valve may preferably be installed in the suction line be. In this way, weight fluctuations on the precision balance can be avoided.
- the required oil pressure can also be adjusted by means of a frequency converter, which can regulate the speed of an oil pump.
- a further pressure sensor for determining the oil pressure upstream of the working machine and downstream of the heating means may be arranged to detect the effective oil pressure before reaching the machine and to adjust under certain circumstances.
- the genus-forming arrangement is provided with a blow-by-gas discharge, which is connected to the oil circuit to increase the accuracy of the oil consumption determination.
- the blow-by gas discharge is to discharge blow-by gas generated by the engine from the oil circuit.
- the oil particles contained in the blow-by gas are separated by a filter system to determine their weight.
- the blow-by gas is returned to the machine.
- the determined from the blow-by gas weight is calculated, whereby an effective oil consumption can be determined.
- the blow-by gas discharge leads upstream of the merging of bypass line and return line, so before the bypass line meets the return line to affect the oil circuit as little as possible.
- a blow-by gas pump is preferably arranged in the blow-by gas discharge.
- the blow-by gas pump is preceded by at least one filter, in particular associated with a solenoid valve.
- the blow-by gas pump can be connected upstream of two filters connected in parallel with, in particular, respectively associated solenoid valves.
- the invention relates to a method for determining the oil consumption of an oil-lubricated machine in which oil is sucked from an oil reservoir and pumped to the working machine and is returned to the oil reservoir, wherein the weight of the oil contained in the oil reservoir is gravimetrically measured in particular continuously.
- the oil is heated to a predeterminable operating temperature for the working machine before passing through the machine.
- the oil pressure and the oil temperature are adjusted according to the operating conditions of the engine before the oil consumption determination process is initiated.
- blow-by gases with oil particles contained therein are drained from an oil circuit leading from the oil reservoir to the engine and back into the oil reservoir.
- Fig. 1 is a schematic diagram of the invention
- FIG. 2 shows a perspective schematic diagram of an example of a heating system to be installed in the arrangement according to FIG. 1;
- FIG. and FIG. 3 is a perspective schematic diagram of an insertable into the inventive arrangement
- the inventive arrangement for determining the oil consumption of a turbocharger is generally provided with the reference numeral 1.
- the arrangement 1 comprises an oil pan 3, is housed in the oil 5 in sufficient quantity.
- the oil pan 3 stands on a precision balance 7 with a maximum load capacity of, for example, 36 kilograms with an accuracy of at least 1/10 g.
- the precision balance 7 is electrically connected to a data acquisition system 9 for weight data processing in which the weight measurement data is continuously acquired, processed and stored.
- the oil consumption determination arrangement 1 also has an oil circuit 11, the flow of oil is indicated by means of arrows O.
- the oil circuit 11 leads from the interior of the oil pan 3 via a start-up line 13 to a driven by a motor M pump 15, the suction pressure for Generating the flow of oil provides.
- a suction filter 17 On the oil sump inlet of the start-up line 13, a suction filter 17 is provided which cleans the oil to be sucked before entering the start-up line.
- a check valve 19 Immediately downstream of the suction filter 17 is a check valve 19 in the
- Start-up line 15 integrated, which is to prevent a backflow of sucked oil in pressure fluctuations in the piping system of the oil circuit 11. Downstream of the pump 15, a pressure sensor 21 is installed, which detects the oil pressure. The recorded
- Oil pressure data of the pressure sensor 21 are transmitted to a pressure regulator 23, which controls the oil pressure according to the required operating conditions for the exhaust gas turbocharger and actuates the pump 21 via the actuator M.
- a heating device 25 Downstream of the pressure sensor 21, a heating device 25 is provided which surrounds the start-up line 13 in regions and heats the oil contained therein before it reaches a 3-way valve 27 located downstream of the heating device. Viewed in the direction of flow, this forks 3
- the turbocharger line 31 leads into the turbocharger 33.
- a drain line 35 leads from the turbocharger 33 via a 3 - way valve 36 back into a return line 37, which opens back into the oil sump 3.
- the bypass line 29 opens into the 3-way valve 36, so that with the bypass line 29, the start-up line 13 and the return line 37 in bypassing the turbocharger 33 and the drain line 35 are "shorted".
- blow-by gas line 41 extends from the bypass line 29 and the 3-way valve 36.
- the blow-by gas line 41 splits downstream in a parallel circuit with two parallel line sections, in each of which a filter 45 and a solenoid valve 47 is arranged.
- a blow-by gas pump 49 is installed, which is a
- the 3-way valve 27 is switched such that the start-up line 13 and return line 37 is short-circuited, and the turbocharger is excluded from the oil circuit 11.
- the oil passing through the heater 25 is heated until it is heated to the desired operating temperature for the turbocharger 33.
- the 3-way valve 27 is closed, so that the internal combustion engine with turbocharger can be put into operation and sufficient oil lubrication is ensured.
- the amounts of oil located within the oil pan 3 are detected gravimetrically continuously and fed to the data acquisition system 9.
- downstream of the heater 25 is upstream of the heater - S -
- 3 -Wegeventils 27 each have a temperature and pressure sensor 53 is provided, which are connected to a temperature controller 51, which controls the heater 25 accordingly.
- the blow-by gas which contains oil particles, is pumped out and filtered in the filters 45 under the action of the pump 49. In this way, the otherwise lost oil particles in the blow-by gas will not be incorrectly incorporated into the oil consumption balance.
- a heating device 25 according to the invention is shown in detail.
- the heater 25 consists essentially of a stainless steel pipe spiral 53, which is covered with a heating hose.
- the heating hose is regulated with the aid of the determined temperature measured values of the temperature sensor 53 to the desired operating temperature for the internal combustion engine by the temperature controller 51 with display and setting button / buttons.
- the inner walls of the pipeline, through which the oil flows, as indicated by the arrows, is provided with such a smooth surface that minimizes flow losses and avoids air bubbles within the tubes.
- FIG. 3 an inventive portion of the oil circuit 11 with the heater 25 is shown schematically. Immediately after the heater 25, a bypass line forming the bypass line 61 is connected to the start-up line 13, the center a
- the transverse line 61 opens into the return line 35.
- care must be taken to provide as little as possible step areas or undercut passages, so that fluidic storage and dead spaces for the oil are avoided. It is particularly important to ensure that the oil lines are thermally insulated throughout their course.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Supercharger (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008801122494A CN101821594B (zh) | 2007-08-14 | 2008-08-14 | 用于确定油润滑的机器的油耗的装置和方法 |
US12/673,497 US8505369B2 (en) | 2007-08-14 | 2008-08-14 | Arrangement and method for determining the oil consumption of an oil-lubricated machine |
JP2010520495A JP2010535983A (ja) | 2007-08-14 | 2008-08-14 | オイル潤滑される機械のオイル消費量検出装置及びその方法 |
EP08785557A EP2179255A2 (de) | 2007-08-14 | 2008-08-14 | Anordnung und verfahren zum bestimmen des ölverbrauchs einer ölgeschmierten maschine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007038417.5 | 2007-08-14 | ||
DE102007038417.5A DE102007038417B4 (de) | 2007-08-14 | 2007-08-14 | Anordnung und Verfahren zum Bestimmen des Ölverbrauchs einer ölgeschmierten Maschine |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2009021744A2 true WO2009021744A2 (de) | 2009-02-19 |
WO2009021744A3 WO2009021744A3 (de) | 2009-06-11 |
WO2009021744A8 WO2009021744A8 (de) | 2010-04-01 |
Family
ID=40225337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2008/006709 WO2009021744A2 (de) | 2007-08-14 | 2008-08-14 | Anordnung und verfahren zum bestimmen des ölverbrauchs einer ölgeschmierten maschine |
Country Status (7)
Country | Link |
---|---|
US (1) | US8505369B2 (de) |
EP (1) | EP2179255A2 (de) |
JP (1) | JP2010535983A (de) |
KR (1) | KR20100061470A (de) |
CN (1) | CN101821594B (de) |
DE (1) | DE102007038417B4 (de) |
WO (1) | WO2009021744A2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102072752B (zh) * | 2010-10-28 | 2012-05-16 | 中国农业大学 | 非介入式高精度汽车油耗测量系统 |
US8850878B2 (en) * | 2011-09-16 | 2014-10-07 | General Electric Company | Methods and systems for diagnosing a turbocharger |
CN103487101B (zh) * | 2013-09-24 | 2015-09-23 | 中国北方发动机研究所(天津) | 一种试验室柴油耗测量和控制的系统 |
DE102013226744A1 (de) * | 2013-12-19 | 2015-06-25 | Gesellschaft zur Förderung von Medizin-, Bio- und Umwelttechnologien e.V. | Verfahren zum Regeln einer Ölpumpe mittels eines der Ölpumpe vorgeschalteten Frequenzumrichters sowie Regelsystem |
US9574965B2 (en) | 2014-06-24 | 2017-02-21 | General Electric Company | System and method of determining bearing health in a rotating machine |
CN104897256B (zh) * | 2015-03-27 | 2017-07-25 | 中国北方发动机研究所(天津) | 发动机台架机油耗量测试装置和测试方法 |
DE102015208205A1 (de) * | 2015-05-04 | 2016-11-10 | Volkswagen Aktiengesellschaft | Ölkreis einer Brennkraftmaschine |
DE102017001913A1 (de) * | 2017-02-28 | 2018-08-30 | Man Truck & Bus Ag | Verfahren zur Bewertung der Schmierung einer mittels eines Schmiermittel-Kreislaufs schmierbaren Einrichtung |
KR102533332B1 (ko) * | 2017-12-29 | 2023-05-17 | 대우조선해양 주식회사 | 윤활유 샘플링 시스템 및 방법 |
CN111272243B (zh) * | 2020-03-19 | 2021-10-12 | 上海陆根智能传感技术有限公司 | 一种高精度油耗仪 |
GB2629168A (en) * | 2023-04-18 | 2024-10-23 | Cummins Power Generation Ltd | Oil heater system for a generator set |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202005008511U1 (de) * | 2005-06-01 | 2005-09-08 | Dr. Schrick Gmbh | Vorrichtung zur Messung des Ölverbrauchs einer Verbrennungskraftmaschine |
FR2871233A1 (fr) * | 2004-06-08 | 2005-12-09 | Renault Sas | Banc d'essais pour moteurs |
DE102005056964A1 (de) * | 2005-11-30 | 2007-06-28 | Daimlerchrysler Ag | Vorrichtung zur Ermittlung einer Pegeländerung einer Flüssigkeitsmenge |
Family Cites Families (16)
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US2656177A (en) * | 1950-03-08 | 1953-10-20 | Sun Oil Co | Engine oil consumption apparatus |
AT345009B (de) * | 1974-03-15 | 1978-08-25 | List Hans | Einrichtung zur ermittlung des verbrauches von fluessigkeiten aus einem entnahmebehaelter |
JPS5455476A (en) * | 1977-10-12 | 1979-05-02 | Nippon Piston Ring Co Ltd | Method of measuring lubricating oil consumption |
JPS6117388Y2 (de) * | 1978-06-21 | 1986-05-28 | ||
JPS6093107A (ja) * | 1983-10-28 | 1985-05-24 | Taisei Corp | エンジンオイルのサンプリング装置 |
JPS61114330U (de) * | 1984-12-28 | 1986-07-19 | ||
JPH03100312A (ja) * | 1989-09-12 | 1991-04-25 | Isuzu Motors Ltd | エンジン潤滑促進装置 |
US5273134A (en) * | 1991-01-11 | 1993-12-28 | Dana Corporation | Oil consumption measurement system for internal combustion engine |
CN2089619U (zh) * | 1991-02-02 | 1991-11-27 | 重庆汽车发动机厂 | 发动机机油消耗测量装置 |
AT399399B (de) * | 1991-03-13 | 1995-04-25 | Avl Verbrennungskraft Messtech | Verfahren und anordnung zur aufwärmung von brennkraftmaschinen auf einem prüfstand |
CN2101849U (zh) * | 1991-09-28 | 1992-04-15 | 中国兵器工业第七○研究所 | 燃油消耗量测量仪 |
JPH0680136U (ja) * | 1993-04-23 | 1994-11-08 | 日産ディーゼル工業株式会社 | エンジンオイルの残量検知装置 |
JP2002129957A (ja) * | 2000-10-19 | 2002-05-09 | Meidensha Corp | ディーゼル発電装置 |
JP3623926B2 (ja) * | 2001-05-14 | 2005-02-23 | 日野自動車株式会社 | オイル消費量計測装置 |
FR2874261B1 (fr) * | 2004-08-16 | 2006-10-13 | Renault Sas | Banc d'essais de moteur thermique comportant un turbocompresseur |
US7249530B2 (en) * | 2004-12-29 | 2007-07-31 | Caterpillar Inc. | Oil consumption simulating device |
-
2007
- 2007-08-14 DE DE102007038417.5A patent/DE102007038417B4/de active Active
-
2008
- 2008-08-14 CN CN2008801122494A patent/CN101821594B/zh not_active Expired - Fee Related
- 2008-08-14 KR KR1020107005423A patent/KR20100061470A/ko not_active Application Discontinuation
- 2008-08-14 US US12/673,497 patent/US8505369B2/en not_active Expired - Fee Related
- 2008-08-14 JP JP2010520495A patent/JP2010535983A/ja active Pending
- 2008-08-14 EP EP08785557A patent/EP2179255A2/de not_active Withdrawn
- 2008-08-14 WO PCT/EP2008/006709 patent/WO2009021744A2/de active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2871233A1 (fr) * | 2004-06-08 | 2005-12-09 | Renault Sas | Banc d'essais pour moteurs |
DE202005008511U1 (de) * | 2005-06-01 | 2005-09-08 | Dr. Schrick Gmbh | Vorrichtung zur Messung des Ölverbrauchs einer Verbrennungskraftmaschine |
DE102005056964A1 (de) * | 2005-11-30 | 2007-06-28 | Daimlerchrysler Ag | Vorrichtung zur Ermittlung einer Pegeländerung einer Flüssigkeitsmenge |
Also Published As
Publication number | Publication date |
---|---|
US20110259126A1 (en) | 2011-10-27 |
JP2010535983A (ja) | 2010-11-25 |
KR20100061470A (ko) | 2010-06-07 |
DE102007038417A1 (de) | 2009-02-26 |
CN101821594A (zh) | 2010-09-01 |
CN101821594B (zh) | 2013-03-27 |
WO2009021744A8 (de) | 2010-04-01 |
DE102007038417B4 (de) | 2016-10-06 |
EP2179255A2 (de) | 2010-04-28 |
WO2009021744A3 (de) | 2009-06-11 |
US8505369B2 (en) | 2013-08-13 |
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