DE69114185D1 - System zur Kontrolle des Oelniveaus. - Google Patents
System zur Kontrolle des Oelniveaus.Info
- Publication number
- DE69114185D1 DE69114185D1 DE69114185T DE69114185T DE69114185D1 DE 69114185 D1 DE69114185 D1 DE 69114185D1 DE 69114185 T DE69114185 T DE 69114185T DE 69114185 T DE69114185 T DE 69114185T DE 69114185 D1 DE69114185 D1 DE 69114185D1
- Authority
- DE
- Germany
- Prior art keywords
- control system
- level control
- oil level
- oil
- level
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
- G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
- G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
- G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/07—Details of compressors or related parts
- F25B2400/075—Details of compressors or related parts with parallel compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/03—Oil level
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/002—Lubrication
- F25B31/004—Lubrication oil recirculating arrangements
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Compressor (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/530,895 US5103648A (en) | 1990-05-29 | 1990-05-29 | Oil level control system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69114185D1 true DE69114185D1 (de) | 1995-12-07 |
DE69114185T2 DE69114185T2 (de) | 1996-05-02 |
Family
ID=24115421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69114185T Expired - Fee Related DE69114185T2 (de) | 1990-05-29 | 1991-05-15 | System zur Kontrolle des Oelniveaus. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5103648A (de) |
EP (1) | EP0460432B1 (de) |
CA (1) | CA2040391C (de) |
DE (1) | DE69114185T2 (de) |
DK (1) | DK0460432T3 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5327997A (en) * | 1993-01-22 | 1994-07-12 | Temprite, Inc. | Lubrication management system |
US5606125A (en) * | 1994-06-28 | 1997-02-25 | Lyons; Kevin | Material level-interface control system |
US5687687A (en) * | 1995-06-07 | 1997-11-18 | Cummins Engine Company, Inc. | Oil level sensor system |
GB9513975D0 (en) * | 1995-07-08 | 1995-09-06 | Hussmann Europ Ltd | Monitoring system for a liquid level control |
US5765994A (en) * | 1995-07-14 | 1998-06-16 | Barbier; William J. | Low oil detector with automatic reset |
US5852937A (en) * | 1997-03-12 | 1998-12-29 | Ac&R Components, Inc. | Indicator cap and method of manufacture thereof |
US5884494A (en) * | 1997-09-05 | 1999-03-23 | American Standard Inc. | Oil flow protection scheme |
US6131471A (en) * | 1997-09-05 | 2000-10-17 | American Standard Inc. | Liquid level sensor |
JPH11294332A (ja) * | 1998-04-08 | 1999-10-26 | Matsushita Electric Ind Co Ltd | 冷凍サイクルの圧縮機 |
US6386545B1 (en) * | 1999-05-17 | 2002-05-14 | Robert W. Evans | Fluid plug |
US6125642A (en) * | 1999-07-13 | 2000-10-03 | Sporlan Valve Company | Oil level control system |
US6276901B1 (en) | 1999-12-13 | 2001-08-21 | Tecumseh Products Company | Combination sight glass and sump oil level sensor for a hermetic compressor |
US6557412B1 (en) | 2000-10-23 | 2003-05-06 | William J. Barbier | Non-fouling liquid level control |
US7059839B2 (en) * | 2002-12-10 | 2006-06-13 | Tecumseh Products Company | Horizontal compressor end cap with a terminal, a visually transparent member, and a heater well mounted on the end cap projection |
US7082774B2 (en) * | 2003-08-27 | 2006-08-01 | Zahid Hussain Ayub | Compressor oil removal in ammonia refrigeration system |
JP2008014220A (ja) * | 2006-07-06 | 2008-01-24 | Honda Motor Co Ltd | 車載内燃機関におけるオイルレベル点検窓の取付構造 |
US7788973B2 (en) * | 2007-01-19 | 2010-09-07 | Itt Manufacturing Enterprises, Inc. | Combined sight oil level gage and ultrasonic sensor |
US7652563B2 (en) * | 2007-09-13 | 2010-01-26 | Kuryakyn Holdings, Inc. | Optical input device |
ITPD20100081A1 (it) * | 2010-03-16 | 2011-09-17 | Uniflair S P A | Sistema di controllo del livello dell'olio per una pluralita' di compressori in parallelo |
DE102010015150A1 (de) * | 2010-04-16 | 2011-10-20 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Ölstandsanzeige für einen Schraubenverdichter |
EP2573338B1 (de) | 2011-09-20 | 2017-07-19 | Safran Aero Boosters SA | Überfüllungskontrolle eines Schmiersystems für einen Flugzeugmotor |
CN105020119B (zh) | 2013-12-17 | 2019-07-16 | 特灵国际有限公司 | 流体阀 |
GB2527545B (en) * | 2014-06-25 | 2018-02-07 | International Moisture Analysers Ltd | Sight glass apparatus |
US11085683B2 (en) * | 2018-06-22 | 2021-08-10 | Emerson Climate Technologies Retail Solutions, Inc. | Systems and methods for optical detection of refrigeration system abnormalities |
US11422021B2 (en) | 2019-11-25 | 2022-08-23 | Rolls-Royce Corporation | Oil quantity measurement apparatus and method |
DE102020116788B4 (de) | 2020-05-04 | 2023-08-24 | Institut für Luft- und Kältetechnik gemeinnützige Gesellschaft mbH | Ölstandsüberwachungsverfahren für Kältemaschinen |
CN111537038A (zh) * | 2020-06-23 | 2020-08-14 | 刘晓鹏 | 一种防汛期间水位测量报警装置 |
CN112944734B (zh) * | 2021-03-01 | 2023-08-15 | 青岛海尔空调电子有限公司 | 空调压缩机油位确定方法和空调回油控制方法 |
US11422019B1 (en) * | 2021-08-18 | 2022-08-23 | Bnsf Railway Company | System and method for fuel monitoring and spill prevention |
US20240018953A1 (en) * | 2022-07-15 | 2024-01-18 | Kku/Iss, Inc. | Sight glass assembly for collision repair pump |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3461907A (en) * | 1966-08-18 | 1969-08-19 | Charles P Wood Jr | Liquid level control device for refrigeration systems |
BE788994A (fr) * | 1971-09-20 | 1973-01-15 | Thetford Corp | Appareil indicateur de niveau de liquide |
CA1008146A (en) * | 1973-02-26 | 1977-04-05 | Andre Rekai | Optical self-checking level detector |
US4090371A (en) * | 1975-11-24 | 1978-05-23 | Technological Enterprises Corp. | Monitor and control for refrigeration system |
GB1553642A (en) * | 1977-04-25 | 1979-09-26 | Tokyo Shibaura Electric Co | Liquid level detector for detecting a liquid level when reaching a prescribed height |
US4155013A (en) * | 1977-10-07 | 1979-05-15 | Joseph Spiteri | Liquid level indicator |
US4286464A (en) * | 1980-01-14 | 1981-09-01 | Technical Development Company | Optical fluid level monitor |
US4428208A (en) * | 1982-01-21 | 1984-01-31 | Ac&R Components, Inc. | Oil control system and regulator |
JPS58167921A (ja) * | 1982-03-29 | 1983-10-04 | Borukano Kk | 廃油タンクの油水分自動検出法 |
DE3428453A1 (de) * | 1984-08-01 | 1986-02-13 | Siemens AG, 1000 Berlin und 8000 München | Sensoreinrichtung |
FR2572518B1 (fr) * | 1984-10-26 | 1988-07-08 | British Petroleum Co | Jaugeur pour citerne a liquide |
EP0245563B1 (de) * | 1986-04-24 | 1989-06-14 | Equipement Industriel Normand | Elektronischer Optikfüllstandsdetektor mit doppeltem Messwertaufnehmer |
US4857894A (en) * | 1988-06-27 | 1989-08-15 | The United States Of America As Represented By The Secretary Of The Navy | Liquid level measurement system for analog and digital readout |
FR2655154B1 (de) * | 1989-11-29 | 1992-02-28 | Jaeger |
-
1990
- 1990-05-29 US US07/530,895 patent/US5103648A/en not_active Expired - Lifetime
-
1991
- 1991-04-09 CA CA002040391A patent/CA2040391C/en not_active Expired - Lifetime
- 1991-05-15 EP EP91107849A patent/EP0460432B1/de not_active Expired - Lifetime
- 1991-05-15 DK DK91107849.1T patent/DK0460432T3/da active
- 1991-05-15 DE DE69114185T patent/DE69114185T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5103648A (en) | 1992-04-14 |
EP0460432A3 (en) | 1992-04-15 |
CA2040391C (en) | 1999-03-23 |
CA2040391A1 (en) | 1991-11-30 |
EP0460432A2 (de) | 1991-12-11 |
DK0460432T3 (da) | 1996-03-04 |
EP0460432B1 (de) | 1995-11-02 |
DE69114185T2 (de) | 1996-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |