AU2021289190A1 - Method and system for diagnosing an accumulator in a hydraulic circuit - Google Patents

Method and system for diagnosing an accumulator in a hydraulic circuit Download PDF

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Publication number
AU2021289190A1
AU2021289190A1 AU2021289190A AU2021289190A AU2021289190A1 AU 2021289190 A1 AU2021289190 A1 AU 2021289190A1 AU 2021289190 A AU2021289190 A AU 2021289190A AU 2021289190 A AU2021289190 A AU 2021289190A AU 2021289190 A1 AU2021289190 A1 AU 2021289190A1
Authority
AU
Australia
Prior art keywords
pressure
hydraulic circuit
flow variations
accumulator
representation
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.)
Pending
Application number
AU2021289190A
Other languages
English (en)
Inventor
Erik JAKOBSSON
Martin Persson
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.)
Epiroc Rock Drills AB
Original Assignee
Epiroc Rock Drills 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=76076417&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU2021289190(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Epiroc Rock Drills AB filed Critical Epiroc Rock Drills AB
Publication of AU2021289190A1 publication Critical patent/AU2021289190A1/en
Pending 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
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005—Fault detection or monitoring
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/02—Automatic control of the tool feed
    • E21B44/06—Automatic control of the tool feed in response to the flow or pressure of the motive fluid of the drive
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B1/00—Percussion drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B1/00—Percussion drilling
    • E21B1/12—Percussion drilling with a reciprocating impulse member
    • E21B1/24—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure
    • E21B1/26—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by liquid pressure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/021—Installations or systems with accumulators used for damping
    • 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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/005—Leakage; Spillage; Hose burst

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Earth Drilling (AREA)
  • Fluid-Pressure Circuits (AREA)
AU2021289190A 2020-06-08 2021-05-12 Method and system for diagnosing an accumulator in a hydraulic circuit Pending AU2021289190A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE2050667A SE2050667A1 (en) 2020-06-08 2020-06-08 Method and System for Diagnosing an Accumulator in a Hydraulic Circuit
SE2050667-1 2020-06-08
PCT/SE2021/050455 WO2021251862A1 (en) 2020-06-08 2021-05-12 Method and system for diagnosing an accumulator in a hydraulic circuit

Publications (1)

Publication Number Publication Date
AU2021289190A1 true AU2021289190A1 (en) 2022-10-13

Family

ID=76076417

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2021289190A Pending AU2021289190A1 (en) 2020-06-08 2021-05-12 Method and system for diagnosing an accumulator in a hydraulic circuit

Country Status (8)

Country Link
EP (1) EP4162141B1 (https=)
JP (1) JP2023529438A (https=)
KR (1) KR20230020390A (https=)
CN (1) CN115698458A (https=)
AU (1) AU2021289190A1 (https=)
CA (1) CA3180154A1 (https=)
SE (1) SE2050667A1 (https=)
WO (1) WO2021251862A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4493783A1 (en) * 2022-03-15 2025-01-22 Epiroc Rock Drills Aktiebolag A damping arrangement and a hydraulic rock drilling machine
KR20260030897A (ko) * 2023-08-01 2026-03-06 이구루코교 가부시기가이샤 유체 기기 상태 감시 장치
CN119467445A (zh) * 2024-11-29 2025-02-18 中机试验装备股份有限公司 一种充油蓄能器无损在线失效判断方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU581800B2 (en) * 1986-02-03 1989-03-02 Boart International Limited Down hole drill having both percussion and rotation devices at the lower end of the drill string
FR2633339A1 (fr) * 1988-06-28 1989-12-29 Eimco Secoma Dispositif pour le controle du bon fonctionnement d'un accumulateur appartenant a un appareil ou circuit hydraulique
JP2544726Y2 (ja) * 1991-02-28 1997-08-20 株式会社小松製作所 衝撃リッパの異常検出装置
JPH1060953A (ja) * 1996-08-23 1998-03-03 Hitachi Constr Mach Co Ltd 油圧機器保護装置
FI121219B (fi) * 2001-10-18 2010-08-31 Sandvik Tamrock Oy Menetelmä ja laitteisto iskulaitteen toiminnan monitoroimiseksi sekä sovitelma iskulaitteen toiminnan säätämiseksi
FI115552B (fi) * 2002-11-05 2005-05-31 Sandvik Tamrock Oy Järjestely kallioporauksen ohjaamiseksi
SE529416C2 (sv) * 2005-12-22 2007-08-07 Atlas Copco Rock Drills Ab Dämpanordning jämte borrmaskin inkluderande en dylik dämpanordning
SE532482C2 (sv) * 2007-04-11 2010-02-02 Atlas Copco Rock Drills Ab Metod, anordning och bergborrningsrigg för styrning av åtminstone en borrparameter
US9151117B2 (en) * 2012-08-31 2015-10-06 Caterpillar Global Mining Llc Media pressure cavitation protection system for rock drills
SE536711C2 (sv) * 2012-10-29 2014-06-10 Atlas Copco Rock Drills Ab Dämpningsanordning för slagverk, slagverk, bergborrmaskin och förfarande för dämpning vid en bergborrmaskin
DE102014108849B9 (de) * 2014-06-25 2022-12-22 Construction Tools Gmbh Drucküberwachungsvorrichtung
DE102014108848A1 (de) * 2014-06-25 2015-12-31 Construction Tools Gmbh Vorrichtung zur Drucküberwachung
US9556887B2 (en) * 2014-11-06 2017-01-31 Caterpillar Inc. System and method for estimating health and remaining useful life of a hydraulic element
GB2546790A (en) * 2016-01-29 2017-08-02 Ge Oil & Gas Uk Ltd Hydraulic accumulator monitoring system
EP3260647B1 (en) * 2016-06-22 2019-08-07 Sandvik Mining and Construction Oy Rock drill

Also Published As

Publication number Publication date
EP4162141B1 (en) 2025-03-26
KR20230020390A (ko) 2023-02-10
JP2023529438A (ja) 2023-07-10
CA3180154A1 (en) 2021-12-16
EP4162141A1 (en) 2023-04-12
EP4162141C0 (en) 2025-03-26
SE2050667A1 (en) 2021-12-09
CN115698458A (zh) 2023-02-03
WO2021251862A1 (en) 2021-12-16

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