CA2161619A1 - Arrangement for preheating hydraulic circuits - Google Patents

Arrangement for preheating hydraulic circuits

Info

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
Application number
CA002161619A
Other languages
English (en)
French (fr)
Inventor
Bernd Ende
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Takraf GmbH
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2161619A1 publication Critical patent/CA2161619A1/en
Abandoned legal-status Critical Current

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)
CA002161619A 1994-11-04 1995-10-27 Arrangement for preheating hydraulic circuits Abandoned CA2161619A1 (en)

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 (ru)
CA (1) CA2161619A1 (ru)
DE (1) DE4439454C2 (ru)
RU (1) RU2140022C1 (ru)

Cited By (2)

* Cited by examiner, † Cited by third party
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
CN113309747A (zh) * 2021-06-24 2021-08-27 陕西法士特齿轮有限责任公司 一种液力自动变速器液压阀块温控模拟系统及测试方法

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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
CN101743362A (zh) * 2007-06-29 2010-06-16 维米尔制造公司 具有热冲击保护的液压系统
EP2282029B2 (de) 2009-06-29 2022-04-20 Joseph Vögele AG 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
WO2012086695A1 (ja) * 2010-12-21 2012-06-28 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)

* Cited by examiner, † Cited by third party
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

Cited By (2)

* Cited by examiner, † Cited by third party
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
CN113309747A (zh) * 2021-06-24 2021-08-27 陕西法士特齿轮有限责任公司 一种液力自动变速器液压阀块温控模拟系统及测试方法

Also Published As

Publication number Publication date
DE4439454C2 (de) 1997-09-04
CN1130726A (zh) 1996-09-11
DE4439454A1 (de) 1996-05-09
RU2140022C1 (ru) 1999-10-20

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued
FZDE Discontinued

Effective date: 20021028