JP2023529438A5 - - Google Patents

Info

Publication number
JP2023529438A5
JP2023529438A5 JP2022575488A JP2022575488A JP2023529438A5 JP 2023529438 A5 JP2023529438 A5 JP 2023529438A5 JP 2022575488 A JP2022575488 A JP 2022575488A JP 2022575488 A JP2022575488 A JP 2022575488A JP 2023529438 A5 JP2023529438 A5 JP 2023529438A5
Authority
JP
Japan
Prior art keywords
fluctuations
flow rate
pressure
hydraulic circuit
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
JP2022575488A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023529438A (ja
Filing date
Publication date
Priority claimed from SE2050667A external-priority patent/SE2050667A1/en
Application filed filed Critical
Publication of JP2023529438A publication Critical patent/JP2023529438A/ja
Publication of JP2023529438A5 publication Critical patent/JP2023529438A5/ja
Pending legal-status Critical Current

Links

JP2022575488A 2020-06-08 2021-05-12 油圧回路におけるアキュムレータ診断方法及びシステム Pending JP2023529438A (ja)

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 (2)

Publication Number Publication Date
JP2023529438A JP2023529438A (ja) 2023-07-10
JP2023529438A5 true JP2023529438A5 (https=) 2024-06-12

Family

ID=76076417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022575488A Pending JP2023529438A (ja) 2020-06-08 2021-05-12 油圧回路におけるアキュムレータ診断方法及びシステム

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

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