KR20230020390A - 유압 회로에서의 어큐뮬레이터를 진단하기 위한 방법 및 시스템 - Google Patents

유압 회로에서의 어큐뮬레이터를 진단하기 위한 방법 및 시스템 Download PDF

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Publication number
KR20230020390A
KR20230020390A KR1020227038370A KR20227038370A KR20230020390A KR 20230020390 A KR20230020390 A KR 20230020390A KR 1020227038370 A KR1020227038370 A KR 1020227038370A KR 20227038370 A KR20227038370 A KR 20227038370A KR 20230020390 A KR20230020390 A KR 20230020390A
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KR
South Korea
Prior art keywords
pressure
hydraulic circuit
flow rate
accumulator
fluctuations
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
KR1020227038370A
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English (en)
Korean (ko)
Inventor
마틴 페르손
에릭 제이콥슨
Original Assignee
에피록 로크 드릴스 악티에볼라그
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=KR20230020390(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 에피록 로크 드릴스 악티에볼라그 filed Critical 에피록 로크 드릴스 악티에볼라그
Publication of KR20230020390A publication Critical patent/KR20230020390A/ko
Pending legal-status Critical Current

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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

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  • 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)
KR1020227038370A 2020-06-08 2021-05-12 유압 회로에서의 어큐뮬레이터를 진단하기 위한 방법 및 시스템 Pending KR20230020390A (ko)

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
KR20230020390A true KR20230020390A (ko) 2023-02-10

Family

ID=76076417

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227038370A Pending KR20230020390A (ko) 2020-06-08 2021-05-12 유압 회로에서의 어큐뮬레이터를 진단하기 위한 방법 및 시스템

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
JP2023529438A (ja) 2023-07-10
CA3180154A1 (en) 2021-12-16
EP4162141A1 (en) 2023-04-12
AU2021289190A1 (en) 2022-10-13
EP4162141C0 (en) 2025-03-26
SE2050667A1 (en) 2021-12-09
CN115698458A (zh) 2023-02-03
WO2021251862A1 (en) 2021-12-16

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