JPH02565B2 - - Google Patents

Info

Publication number
JPH02565B2
JPH02565B2 JP57146218A JP14621882A JPH02565B2 JP H02565 B2 JPH02565 B2 JP H02565B2 JP 57146218 A JP57146218 A JP 57146218A JP 14621882 A JP14621882 A JP 14621882A JP H02565 B2 JPH02565 B2 JP H02565B2
Authority
JP
Japan
Prior art keywords
variable displacement
displacement pump
value
flow rate
pressure
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 - Lifetime
Application number
JP57146218A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5937307A (ja
Inventor
Eiki Izumi
Hiroshi Watanabe
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co Ltd
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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP57146218A priority Critical patent/JPS5937307A/ja
Publication of JPS5937307A publication Critical patent/JPS5937307A/ja
Publication of JPH02565B2 publication Critical patent/JPH02565B2/ja
Granted 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
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F15B21/087—Control strategy, e.g. with block diagram

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
JP57146218A 1982-08-25 1982-08-25 油圧回路の制御装置 Granted JPS5937307A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57146218A JPS5937307A (ja) 1982-08-25 1982-08-25 油圧回路の制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57146218A JPS5937307A (ja) 1982-08-25 1982-08-25 油圧回路の制御装置

Publications (2)

Publication Number Publication Date
JPS5937307A JPS5937307A (ja) 1984-02-29
JPH02565B2 true JPH02565B2 (fr) 1990-01-08

Family

ID=15402776

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57146218A Granted JPS5937307A (ja) 1982-08-25 1982-08-25 油圧回路の制御装置

Country Status (1)

Country Link
JP (1) JPS5937307A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105033261A (zh) * 2015-08-26 2015-11-11 西北有色金属研究院 一种中频吸声材料的制备方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6252202A (ja) * 1985-09-02 1987-03-06 Hitachi Constr Mach Co Ltd 油圧回路の制御装置
JPS6252203A (ja) * 1985-09-02 1987-03-06 Hitachi Constr Mach Co Ltd 油圧回路の制御装置
JPS61180001A (ja) * 1985-02-04 1986-08-12 Hitachi Constr Mach Co Ltd 油圧回路の制御装置
JP2561078B2 (ja) * 1986-09-30 1996-12-04 住友建機 株式会社 油圧式旋回体の速度制御装置
JPH02256903A (ja) * 1989-10-27 1990-10-17 Hitachi Constr Mach Co Ltd 油圧回路の制御装置
WO2001088381A1 (fr) * 2000-05-19 2001-11-22 Komatsu Ltd. Machine hybride possedant un dispositif de commande hydraulique
DE10307190A1 (de) * 2003-02-20 2004-09-16 O & K Orenstein & Koppel Gmbh Verfahren zur Steuerung eines Hydrauliksystems einer mobilen Arbeitsmaschine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105033261A (zh) * 2015-08-26 2015-11-11 西北有色金属研究院 一种中频吸声材料的制备方法

Also Published As

Publication number Publication date
JPS5937307A (ja) 1984-02-29

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