BRPI0922291A2 - Method and apparatus for semi-active reduction of pressure oscillations in a hydraulic system. - Google Patents

Method and apparatus for semi-active reduction of pressure oscillations in a hydraulic system.

Info

Publication number
BRPI0922291A2
BRPI0922291A2 BRPI0922291A BRPI0922291A BRPI0922291A2 BR PI0922291 A2 BRPI0922291 A2 BR PI0922291A2 BR PI0922291 A BRPI0922291 A BR PI0922291A BR PI0922291 A BRPI0922291 A BR PI0922291A BR PI0922291 A2 BRPI0922291 A2 BR PI0922291A2
Authority
BR
Brazil
Prior art keywords
semi
hydraulic system
pressure oscillations
active reduction
reduction
Prior art date
Application number
BRPI0922291A
Other languages
Portuguese (pt)
Inventor
Anton Pirko
Georg Keintzel
Original Assignee
Siemens Vai Metals Tech Gmbh
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 Siemens Vai Metals Tech Gmbh filed Critical Siemens Vai Metals Tech Gmbh
Publication of BRPI0922291A2 publication Critical patent/BRPI0922291A2/en

Links

Classifications

    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/04—Devices damping pulsations or vibrations in fluids
    • F16L55/045—Devices damping pulsations or vibrations in fluids specially adapted to prevent or minimise the effects of water hammer
    • F16L55/05—Buffers therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • 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
    • F15B21/008—Reduction of noise or vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/007—Control for preventing or reducing vibration, chatter or chatter marks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/58—Roll-force control; Roll-gap control
    • B21B37/62—Roll-force control; Roll-gap control by control of a hydraulic adjusting device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/58—Roll-force control; Roll-gap control
    • B21B37/66—Roll eccentricity compensation systems
    • 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
    • F15B2211/8613—Control during or prevention of abnormal conditions the abnormal condition being oscillations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Vibration Prevention Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Metal Rolling (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Metal Rolling (AREA)
BRPI0922291A 2008-12-05 2009-11-30 Method and apparatus for semi-active reduction of pressure oscillations in a hydraulic system. BRPI0922291A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0189608A AT507087B1 (en) 2008-12-05 2008-12-05 METHOD AND DEVICE FOR THE SEMI-ACTIVE REDUCTION OF PRESSURE VIBRATIONS IN A HYDRAULIC SYSTEM
PCT/EP2009/066020 WO2010063664A1 (en) 2008-12-05 2009-11-30 Method and device for the semi-active reduction of pressure oscillations in a hydraulic system

Publications (1)

Publication Number Publication Date
BRPI0922291A2 true BRPI0922291A2 (en) 2015-12-29

Family

ID=41664439

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0922291A BRPI0922291A2 (en) 2008-12-05 2009-11-30 Method and apparatus for semi-active reduction of pressure oscillations in a hydraulic system.

Country Status (11)

Country Link
US (1) US20110302976A1 (en)
EP (1) EP2355941A1 (en)
JP (1) JP2012510900A (en)
KR (1) KR20110094322A (en)
CN (1) CN102271832B (en)
AT (1) AT507087B1 (en)
BR (1) BRPI0922291A2 (en)
CA (1) CA2745804A1 (en)
MX (1) MX2011005501A (en)
RU (1) RU2527496C2 (en)
WO (1) WO2010063664A1 (en)

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ITMI20132170A1 (en) 2013-12-20 2015-06-21 Danieli Off Mecc ACTIVE VIBRATION DAMPING SYSTEM OF A MILL
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Also Published As

Publication number Publication date
CN102271832A (en) 2011-12-07
RU2527496C2 (en) 2014-09-10
EP2355941A1 (en) 2011-08-17
AT507087B1 (en) 2010-02-15
CA2745804A1 (en) 2010-06-10
MX2011005501A (en) 2011-06-16
AT507087A4 (en) 2010-02-15
US20110302976A1 (en) 2011-12-15
JP2012510900A (en) 2012-05-17
KR20110094322A (en) 2011-08-23
WO2010063664A1 (en) 2010-06-10
RU2011127440A (en) 2013-01-10
CN102271832B (en) 2014-06-11

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Legal Events

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B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 5A E 6A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2370 DE 07-06-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.