CA2161619A1 - Arrangement for preheating hydraulic circuits - Google Patents
Arrangement for preheating hydraulic circuitsInfo
- Publication number
- CA2161619A1 CA2161619A1 CA002161619A CA2161619A CA2161619A1 CA 2161619 A1 CA2161619 A1 CA 2161619A1 CA 002161619 A CA002161619 A CA 002161619A CA 2161619 A CA2161619 A CA 2161619A CA 2161619 A1 CA2161619 A1 CA 2161619A1
- Authority
- CA
- Canada
- Prior art keywords
- hydraulic
- oil
- piston rod
- preheating
- tank
- 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.)
- Abandoned
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/045—Compensating for variations in viscosity or temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1485—Special measures for cooling or heating
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/32—Heating of pipes or pipe systems using hot fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
- F15B21/0427—Heating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4439454A DE4439454C2 (de) | 1994-11-04 | 1994-11-04 | Schaltungsanordnung zum Vorwärmen von hydraulischen Kreisläufen |
DEP4439454.3 | 1994-11-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2161619A1 true CA2161619A1 (en) | 1996-03-12 |
Family
ID=6532502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002161619A Abandoned CA2161619A1 (en) | 1994-11-04 | 1995-10-27 | Arrangement for preheating hydraulic circuits |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN1130726A (zh) |
CA (1) | CA2161619A1 (zh) |
DE (1) | DE4439454C2 (zh) |
RU (1) | RU2140022C1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9403434B2 (en) | 2014-01-20 | 2016-08-02 | Posi-Plus Technologies Inc. | Hydraulic system for extreme climates |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19627974C2 (de) * | 1996-07-11 | 2003-02-06 | Getrag Getriebe Zahnrad | Hydraulische Stelleinheit und Verfahren zum Entlüften einer hydraulischen Stelleinheit |
JP2003097516A (ja) | 2001-09-25 | 2003-04-03 | Hitachi Ltd | 液圧装置 |
DE10230860A1 (de) * | 2002-07-09 | 2004-01-22 | Zf Friedrichshafen Ag | Druckflüssigkeitssystem |
DE10313487A1 (de) * | 2003-03-26 | 2004-10-14 | Zf Friedrichshafen Ag | Hydraulisches System |
EP2162585B1 (en) * | 2007-06-29 | 2013-06-19 | Vermeer Manufacturing Company | Hydraulic system with thermal shock protection |
ATE503092T1 (de) * | 2009-06-29 | 2011-04-15 | Voegele Ag J | Selbstfahrende maschine |
CN102003430B (zh) * | 2010-11-23 | 2013-01-02 | 山东钢铁股份有限公司 | 一种液压缸 |
JP5205552B2 (ja) * | 2010-12-21 | 2013-06-05 | 株式会社小松製作所 | パイプレイヤ及びパイプレイヤの暖機方法 |
CN102418725B (zh) * | 2011-10-24 | 2013-03-20 | 中联重科股份有限公司 | 泵送设备及其分配液压系统 |
CN102788050A (zh) * | 2012-07-27 | 2012-11-21 | 柳州柳工挖掘机有限公司 | 换油及缓冲装置及具有该装置的先导液压控制系统 |
DE102013221082A1 (de) * | 2013-10-17 | 2015-04-23 | Robert Bosch Gmbh | Hydrozylinder |
RU2555095C1 (ru) * | 2014-02-25 | 2015-07-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Тюменский государственный нефтегазовый университет" (ТюмГНГУ) | Гидроцилиндр с подвижной частью поршня |
AT514919B1 (de) * | 2014-06-25 | 2015-05-15 | Avl List Gmbh | Verfahren zum betreiben eines automatikgetriebes oder eines doppelkupplungsgetriebes |
FR3044054B1 (fr) * | 2015-11-20 | 2018-08-10 | Db Industries | Dispositif de rincage automatique des verins hydrauliques a double effet |
NL2017106B1 (en) * | 2016-07-05 | 2017-06-13 | Fugro N V | Unmanned underwater vehicle and method for controlling hydraulic system |
CN110513361A (zh) * | 2019-09-02 | 2019-11-29 | 柳州柳工挖掘机有限公司 | 工程机械液压系统及液压油升温控制方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS237612B1 (en) * | 1983-01-31 | 1985-09-17 | Ladislav Rach | Wiring diagram for temperature regulation of working liquid |
DD268044A1 (de) * | 1987-12-11 | 1989-05-17 | Verlade Und Transportanlagen P | Verfahren und einrichtung zum beheizen oder kuehlen von hydraulikrohrleitungen |
-
1994
- 1994-11-04 DE DE4439454A patent/DE4439454C2/de not_active Expired - Fee Related
-
1995
- 1995-10-27 CA CA002161619A patent/CA2161619A1/en not_active Abandoned
- 1995-11-01 CN CN95118149A patent/CN1130726A/zh active Pending
- 1995-11-02 RU RU95118728A patent/RU2140022C1/ru active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9403434B2 (en) | 2014-01-20 | 2016-08-02 | Posi-Plus Technologies Inc. | Hydraulic system for extreme climates |
Also Published As
Publication number | Publication date |
---|---|
RU2140022C1 (ru) | 1999-10-20 |
CN1130726A (zh) | 1996-09-11 |
DE4439454A1 (de) | 1996-05-09 |
DE4439454C2 (de) | 1997-09-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
FZDE | Discontinued | ||
FZDE | Discontinued |
Effective date: 20021028 |