SE524926C2 - System och förfarande för viskositetsreglering av vätska - Google Patents

System och förfarande för viskositetsreglering av vätska

Info

Publication number
SE524926C2
SE524926C2 SE0301136A SE0301136A SE524926C2 SE 524926 C2 SE524926 C2 SE 524926C2 SE 0301136 A SE0301136 A SE 0301136A SE 0301136 A SE0301136 A SE 0301136A SE 524926 C2 SE524926 C2 SE 524926C2
Authority
SE
Sweden
Prior art keywords
load
pressure
hydraulic fluid
valve
temperature
Prior art date
Application number
SE0301136A
Other languages
English (en)
Swedish (sv)
Other versions
SE0301136L (sv
SE0301136D0 (sv
Inventor
Bo Vigholm
Lennart Strandberg
Original Assignee
Volvo Constr Equip Holding Se
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 Volvo Constr Equip Holding Se filed Critical Volvo Constr Equip Holding Se
Priority to SE0301136A priority Critical patent/SE524926C2/sv
Publication of SE0301136D0 publication Critical patent/SE0301136D0/xx
Priority to EP04724476A priority patent/EP1616105B1/en
Priority to PCT/SE2004/000484 priority patent/WO2004092593A1/en
Priority to JP2006507991A priority patent/JP2006523808A/ja
Priority to CNB2004800102457A priority patent/CN100424363C/zh
Publication of SE0301136L publication Critical patent/SE0301136L/xx
Publication of SE524926C2 publication Critical patent/SE524926C2/sv
Priority to US11/163,182 priority patent/US7287374B2/en
Priority to KR1020057019666A priority patent/KR101079796B1/ko

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
    • F15B21/042—Controlling the temperature of the fluid
    • F15B21/0427—Heating
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/02—Controlling of coolant flow the coolant being cooling-air
    • F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
    • F01P7/044—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio using hydraulic drives
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D24/00—Control of viscosity
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D24/00—Control of viscosity
    • G05D24/02—Control of viscosity characterised by the use of electric means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2025/00—Measuring
    • F01P2025/08—Temperature
    • F01P2025/32—Engine outcoming fluid 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6343—Electronic controllers using input signals representing a 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/66—Temperature control methods
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6651—Control of the prime mover, e.g. control of the output torque or rotational speed

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Combustion & Propulsion (AREA)
  • Operation Control Of Excavators (AREA)
  • Lubricants (AREA)
SE0301136A 2003-04-15 2003-04-15 System och förfarande för viskositetsreglering av vätska SE524926C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE0301136A SE524926C2 (sv) 2003-04-15 2003-04-15 System och förfarande för viskositetsreglering av vätska
EP04724476A EP1616105B1 (en) 2003-04-15 2004-03-30 System and method for controlling viscosity of a fluid and a working vehicle containing such a system
PCT/SE2004/000484 WO2004092593A1 (en) 2003-04-15 2004-03-30 System and method for controlling viscosity of a fluid and a working vehicle containing such a system
JP2006507991A JP2006523808A (ja) 2003-04-15 2004-03-30 流体粘度を制御するシステムと方法およびそのようなシステムを搭載する作業車両
CNB2004800102457A CN100424363C (zh) 2003-04-15 2004-03-30 用于控制流体粘性的系统和方法以及包含这种系统的作业车辆
US11/163,182 US7287374B2 (en) 2003-04-15 2005-10-07 System and method for controlling viscosity of a fluid and a working vehicle containing such a system
KR1020057019666A KR101079796B1 (ko) 2003-04-15 2005-10-14 유체의 점도를 제어하기 위한 시스템 및 방법 그리고 이시스템을 포함하는 작업차량

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0301136A SE524926C2 (sv) 2003-04-15 2003-04-15 System och förfarande för viskositetsreglering av vätska

Publications (3)

Publication Number Publication Date
SE0301136D0 SE0301136D0 (sv) 2003-04-15
SE0301136L SE0301136L (sv) 2004-10-16
SE524926C2 true SE524926C2 (sv) 2004-10-26

Family

ID=20291056

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0301136A SE524926C2 (sv) 2003-04-15 2003-04-15 System och förfarande för viskositetsreglering av vätska

Country Status (7)

Country Link
US (1) US7287374B2 (zh)
EP (1) EP1616105B1 (zh)
JP (1) JP2006523808A (zh)
KR (1) KR101079796B1 (zh)
CN (1) CN100424363C (zh)
SE (1) SE524926C2 (zh)
WO (1) WO2004092593A1 (zh)

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* Cited by examiner, † Cited by third party
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US20070169863A1 (en) * 2006-01-19 2007-07-26 Hordos Deborah L Autoignition main gas generant
US20100326575A1 (en) * 2006-01-27 2010-12-30 Miller Cory G Synthesis of 2-nitroimino-5-nitrohexahydro-1,3,5-triazine
US7558713B2 (en) * 2006-03-16 2009-07-07 Vest, Inc. Method for automating hydraulic manifold design
US20080271825A1 (en) * 2006-09-29 2008-11-06 Halpin Jeffrey W Gas generant
US8038412B2 (en) * 2007-06-06 2011-10-18 Hamilton Sundstrand Corporation Temperature management for electric motor driven pump
DE102007028919B4 (de) * 2007-06-22 2012-12-06 Airbus Operations Gmbh Vorrichtung und Verfahren zur Temperaturregelung eines Hydraulikfluids
WO2009001587A1 (ja) * 2007-06-26 2008-12-31 Hitachi Construction Machinery Co., Ltd. 自走式建設機械
US8234860B2 (en) * 2008-08-29 2012-08-07 Caterpillar Inc. Machine control system having hydraulic warmup procedure
US8096781B2 (en) * 2008-09-24 2012-01-17 Caterpillar Inc. Hydraulic pump system with reduced cold start parasitic loss
CN102472303B (zh) * 2009-08-17 2014-11-05 日立建机株式会社 液压驱动装置的工作油温控制装置
KR101752503B1 (ko) * 2011-01-12 2017-06-30 두산인프라코어 주식회사 휠로더의 유압 펌프 제어 방법
US20130048114A1 (en) * 2011-08-26 2013-02-28 Optimum Energy, Llc Controlled hydronic distribution system
JP5586543B2 (ja) * 2011-09-08 2014-09-10 株式会社クボタ 作業機の油圧システム
US9115736B2 (en) * 2011-12-30 2015-08-25 Cnh Industrial America Llc Work vehicle fluid heating system
US8960349B2 (en) * 2013-04-16 2015-02-24 Deere & Company Hydraulic fluid warm-up using hydraulic fan reversal
JP5954360B2 (ja) * 2014-06-09 2016-07-20 コベルコ建機株式会社 建設機械

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1024503A (en) * 1962-03-03 1966-03-30 Dowty Technical Dev Ltd Hydrostatic power transmission
US4249641A (en) * 1978-11-14 1981-02-10 Hitachi, Ltd. Speed control system for hydraulic elevator
DE2932434A1 (de) * 1979-08-10 1981-02-26 Bosch Gmbh Robert Druckventil
US4373869A (en) * 1980-08-22 1983-02-15 The Cessna Aircraft Company Warm-up valve in a variable displacement system
JPS6126451Y2 (zh) * 1981-04-02 1986-08-08
JPH059515Y2 (zh) * 1986-06-11 1993-03-09
US4773438A (en) * 1987-07-31 1988-09-27 United Technologies Corporation Apparatus for controlling the viscosity of wire coating enamel
JPH0621697Y2 (ja) * 1988-02-05 1994-06-08 株式会社名機製作所 射出成形機の作動油昇温装置
JPH0768966B2 (ja) * 1989-12-04 1995-07-26 日立建機株式会社 油圧ポンプの制御装置
US5215444A (en) * 1990-10-24 1993-06-01 Woodward Governor Company System for controlling oil viscosity and cleanliness
US5118259A (en) * 1990-10-24 1992-06-02 Woodward Governor Company System for controlling oil viscosity
CN2137002Y (zh) * 1992-03-04 1993-06-23 航空航天工业部第二研究院二O六所 胶液粘度数字控制装置
JPH10259809A (ja) * 1997-03-21 1998-09-29 Shin Caterpillar Mitsubishi Ltd 油圧回路の暖機方法およびその装置
JPH11117914A (ja) * 1997-10-17 1999-04-27 Komatsu Ltd 建設機械の油圧駆動装置
JP3783898B2 (ja) * 1997-10-22 2006-06-07 株式会社小松製作所 建設機械の油圧駆動装置
JP2001087686A (ja) * 1999-09-24 2001-04-03 Toppan Printing Co Ltd 塗液粘度管理装置
JP2003139107A (ja) * 2001-10-31 2003-05-14 Sumitomo Heavy Industries Construction Crane Co Ltd 建設機械の油圧回路に於ける過冷却防止装置

Also Published As

Publication number Publication date
JP2006523808A (ja) 2006-10-19
CN100424363C (zh) 2008-10-08
US7287374B2 (en) 2007-10-30
US20060021340A1 (en) 2006-02-02
KR20050118734A (ko) 2005-12-19
EP1616105A1 (en) 2006-01-18
KR101079796B1 (ko) 2011-11-04
EP1616105B1 (en) 2012-09-12
SE0301136L (sv) 2004-10-16
WO2004092593A1 (en) 2004-10-28
SE0301136D0 (sv) 2003-04-15
CN1777759A (zh) 2006-05-24

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