AU2354395A - A device for damping undesirable oscillations in a crane member - Google Patents

A device for damping undesirable oscillations in a crane member

Info

Publication number
AU2354395A
AU2354395A AU23543/95A AU2354395A AU2354395A AU 2354395 A AU2354395 A AU 2354395A AU 23543/95 A AU23543/95 A AU 23543/95A AU 2354395 A AU2354395 A AU 2354395A AU 2354395 A AU2354395 A AU 2354395A
Authority
AU
Australia
Prior art keywords
restriction
energy
hydraulic
crane member
undesirable oscillations
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
AU23543/95A
Other languages
English (en)
Inventor
Peter Astrom
Gosta Svensson
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.)
Hiab AB
Original Assignee
Hiab AB
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 Hiab AB filed Critical Hiab AB
Publication of AU2354395A publication Critical patent/AU2354395A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/84—Slewing gear
    • B66C23/86—Slewing gear hydraulically actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
    • B66C13/063—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads electrical
    • 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
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load pressure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/8616—Control during or prevention of abnormal conditions the abnormal condition being noise or vibration

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control And Safety Of Cranes (AREA)
  • Vibration Prevention Devices (AREA)
AU23543/95A 1994-04-22 1995-04-07 A device for damping undesirable oscillations in a crane member Abandoned AU2354395A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9401369 1994-04-22
SE9401369A SE505698C2 (sv) 1994-04-22 1994-04-22 Anordning för dämpning av icke önskvärda oscillationsrörelser i en krandel
PCT/SE1995/000375 WO1995029118A1 (en) 1994-04-22 1995-04-07 A device for damping undesirable oscillations in a crane member

Publications (1)

Publication Number Publication Date
AU2354395A true AU2354395A (en) 1995-11-16

Family

ID=20393744

Family Applications (1)

Application Number Title Priority Date Filing Date
AU23543/95A Abandoned AU2354395A (en) 1994-04-22 1995-04-07 A device for damping undesirable oscillations in a crane member

Country Status (6)

Country Link
EP (1) EP0756574B1 (sv)
AT (1) ATE202324T1 (sv)
AU (1) AU2354395A (sv)
DE (1) DE69521423T2 (sv)
SE (1) SE505698C2 (sv)
WO (1) WO1995029118A1 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2158637T3 (es) 1998-09-08 2001-09-01 Palfinger Ag Grua.
DK179730B1 (en) * 2017-10-06 2019-04-26 Hmf Group A/S Damping System, Damping Method and Crane Comprising It

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1284071B (de) * 1966-06-30 1968-11-28 Maschf Augsburg Nuernberg Ag Laufkatze mit Hubfuehrung des Lastaufnahmemittels durch ein Lenkergetriebe, einer Zwanglaufvorrichtung sowie einer den Zwanglauf begrenzt aufhebenden Ausgleichsvorrichtung
US4531647A (en) * 1976-01-14 1985-07-30 Hitachi, Ltd. Device for stopping the swinging movement of a load hung by a crane
JPH0815998B2 (ja) * 1989-10-14 1996-02-21 株式会社神戸製鋼所 ホイール式クレーンの振動抑制装置
SE508992C2 (sv) * 1991-05-22 1998-11-23 Einar Karlsson Anordning för att dämpa svängningar i en hydraulisk lastkran

Also Published As

Publication number Publication date
ATE202324T1 (de) 2001-07-15
EP0756574A1 (en) 1997-02-05
WO1995029118A1 (en) 1995-11-02
DE69521423T2 (de) 2002-05-02
SE9401369L (sv) 1995-10-23
DE69521423D1 (de) 2001-07-26
SE505698C2 (sv) 1997-09-29
SE9401369D0 (sv) 1994-04-22
EP0756574B1 (en) 2001-06-20

Similar Documents

Publication Publication Date Title
RU94026102A (ru) Регенерирующая энергию система уменьшения давления и способ ее применения
KR970075393A (ko) 가변 재생기능이 구비된 중장비용 콘트롤밸브
KR960023793A (ko) 가변용량형 유압펌프 제어장치
ATE166952T1 (de) Hydraulikanlage
WO2001007825A3 (de) Verfahren zur regelung des drucks in einem kryotank und dafür geeignete vorrichtung
KR900702273A (ko) 자동으로 절환하고 있는 자동차 변속장치의 전유제어장치
EP0477370A4 (en) Valve device and hydraulic driving device
CA2133267A1 (en) Valve Control Unit for Hydraulic Actuator
AU2354395A (en) A device for damping undesirable oscillations in a crane member
KR900702275A (ko) 동액압식 톨크콘버터의 마찰에 적합한 가교클러치를 위한 제어장치
SE9400315L (sv) Servostyrning för farkoster och liknande
GB2335023B (en) System for controlling the traction power of a utility vehicle
CA2119546A1 (en) Quick Service Limiting Valve for Freight Brake Control Valve Device
KR960700424A (ko) 전기 유압식 변속 장치 제어 방법(Electrohydraulic variable-speed gearing control)
ATE169132T1 (de) Elektrohydraulische steuervorrichtung und druckminderventil
KR960705161A (ko) 제동 밸브를 구비한 정수력학적 변속 장치(hydrostatic drive with brake valve)
EP1072452A3 (de) Bedienelement
KR950003940A (ko) 유압작동기의 방향 및 속도 제어장치
EP0297401A3 (de) Hydraulische Steuervorrichtung
JPS55114822A (en) Initial pressure control changeover system in combined- cycle plant
WO2000037825A3 (de) Hydrauliksteuerung für ein stufenlos veränderliches getriebe
KR920001089A (ko) 유압 안전 및 조절 시스템
JPS641661A (en) Hydraulic circuit for working vehicle
ES2125742A1 (es) Elevador de cristales perfeccionado para automoviles.
SU1726783A1 (ru) Устройство дл автоматического регулировани турбины с противодавлением