JP6116379B2 - 建設機械 - Google Patents
建設機械 Download PDFInfo
- Publication number
- JP6116379B2 JP6116379B2 JP2013113331A JP2013113331A JP6116379B2 JP 6116379 B2 JP6116379 B2 JP 6116379B2 JP 2013113331 A JP2013113331 A JP 2013113331A JP 2013113331 A JP2013113331 A JP 2013113331A JP 6116379 B2 JP6116379 B2 JP 6116379B2
- Authority
- JP
- Japan
- Prior art keywords
- engine
- low idle
- output torque
- ecu
- hydraulic pump
- 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.)
- Active
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/04—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/08—Introducing corrections for particular operating conditions for idling
- F02D41/083—Introducing corrections for particular operating conditions for idling taking into account engine load variation, e.g. air-conditionning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/05—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/1002—Output torque
- F02D2200/1004—Estimation of the output torque
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/70—Input parameters for engine control said parameters being related to the vehicle exterior
- F02D2200/703—Atmospheric pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Operation Control Of Excavators (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Description
9 エンジン
24 油圧ポンプ
30 大気圧センサ
P1 大気圧
Tp1 出力トルク特性
Th 最大吸収トルク
Vlb 回転数
Claims (5)
- エンジンからの動力によって油圧ポンプが駆動される建設機械であって、
大気圧検出手段によって検出された大気圧に基づいて、エンジンの出力トルク特性が設定され、ローアイドル回転数におけるエンジンの最大出力トルクが油圧ポンプの最大吸収トルクよりも大きくなるようにローアイドル回転数が設定される
建設機械。 - 前記大気圧検出手段によって検出された大気圧の他に、
吸気温度検出手段によって検出された吸気温度と、燃料温度検出手段によって検出された燃料温度と、に基づいて、前記出力トルク特性を設定可能とした
請求項1に記載の建設機械。 - 切り換え手段によって、前記出力トルク特性に基づいて、ローアイドル回転数におけるエンジンの最大出力トルクが油圧ポンプの最大吸収トルクよりも大きくなるようにローアイドル回転数を設定するか否かを選択可能に構成した
請求項1または請求項2に記載の建設機械。 - 前記油圧ポンプの圧油が送油される油圧アクチュエータによる作業が行われていない場合には、
前記出力トルク特性に基づくローアイドル回転数でのエンジンの最大出力トルクが油圧ポンプの最大吸収トルクよりも大きくなるローアイドル回転数に設定されないように構成した
請求項1から請求項3のいずれか一項に記載の建設機械。 - 前記油圧ポンプの吸収トルクが所定値以下の場合には、
前記出力トルク特性に基づくローアイドル回転数でのエンジンの最大出力トルクが油圧ポンプの最大吸収トルクよりも大きくなるローアイドル回転数に設定されないように構成した
請求項1から請求項3のいずれか一項に記載の建設機械。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013113331A JP6116379B2 (ja) | 2013-05-29 | 2013-05-29 | 建設機械 |
AU2014272460A AU2014272460B2 (en) | 2013-05-29 | 2014-02-25 | Construction machine |
CN201480030566.7A CN105283650B (zh) | 2013-05-29 | 2014-02-25 | 建筑机械 |
EP14804298.9A EP3006699B1 (en) | 2013-05-29 | 2014-02-25 | Construction machine |
US14/893,699 US11118517B2 (en) | 2013-05-29 | 2014-02-25 | Construction machine |
KR1020157035397A KR101819651B1 (ko) | 2013-05-29 | 2014-02-25 | 건설 기계 |
PCT/JP2014/054453 WO2014192340A1 (ja) | 2013-05-29 | 2014-02-25 | 建設機械 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013113331A JP6116379B2 (ja) | 2013-05-29 | 2013-05-29 | 建設機械 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014231793A JP2014231793A (ja) | 2014-12-11 |
JP6116379B2 true JP6116379B2 (ja) | 2017-04-19 |
Family
ID=51988384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013113331A Active JP6116379B2 (ja) | 2013-05-29 | 2013-05-29 | 建設機械 |
Country Status (7)
Country | Link |
---|---|
US (1) | US11118517B2 (ja) |
EP (1) | EP3006699B1 (ja) |
JP (1) | JP6116379B2 (ja) |
KR (1) | KR101819651B1 (ja) |
CN (1) | CN105283650B (ja) |
AU (1) | AU2014272460B2 (ja) |
WO (1) | WO2014192340A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6944270B2 (ja) | 2017-04-10 | 2021-10-06 | ヤンマーパワーテクノロジー株式会社 | 油圧機械の制御装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5999872A (en) * | 1996-02-15 | 1999-12-07 | Kabushiki Kaisha Kobe Seiko Sho | Control apparatus for hydraulic excavator |
JP3383754B2 (ja) | 1997-09-29 | 2003-03-04 | 日立建機株式会社 | 油圧建設機械の油圧ポンプのトルク制御装置 |
JP3445167B2 (ja) * | 1998-09-03 | 2003-09-08 | 日立建機株式会社 | 油圧建設機械の油圧ポンプのトルク制御装置 |
JP2003041950A (ja) * | 2001-07-26 | 2003-02-13 | Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd | 建設機械のエンジン制御装置 |
ATE531943T1 (de) * | 2002-08-26 | 2011-11-15 | Hitachi Construction Machinery | Signalverarbeitungsvorrichtung für baumaschinen |
JP2004132195A (ja) * | 2002-10-08 | 2004-04-30 | Hitachi Constr Mach Co Ltd | 可変容量型油圧ポンプのトルク制御装置 |
WO2005098148A1 (ja) * | 2004-04-08 | 2005-10-20 | Komatsu Ltd. | 作業機械の油圧駆動装置 |
JP4410640B2 (ja) * | 2004-09-06 | 2010-02-03 | 株式会社小松製作所 | 作業車両のエンジンの負荷制御装置 |
JP4804137B2 (ja) * | 2005-12-09 | 2011-11-02 | 株式会社小松製作所 | 作業車両のエンジン負荷制御装置 |
JP5134238B2 (ja) * | 2006-12-15 | 2013-01-30 | 株式会社小松製作所 | 作業車両のエンジン負荷制御装置 |
JP5878873B2 (ja) * | 2010-10-13 | 2016-03-08 | 日立建機株式会社 | 建設機械の制御装置 |
-
2013
- 2013-05-29 JP JP2013113331A patent/JP6116379B2/ja active Active
-
2014
- 2014-02-25 US US14/893,699 patent/US11118517B2/en active Active
- 2014-02-25 CN CN201480030566.7A patent/CN105283650B/zh active Active
- 2014-02-25 EP EP14804298.9A patent/EP3006699B1/en active Active
- 2014-02-25 AU AU2014272460A patent/AU2014272460B2/en not_active Ceased
- 2014-02-25 KR KR1020157035397A patent/KR101819651B1/ko active IP Right Grant
- 2014-02-25 WO PCT/JP2014/054453 patent/WO2014192340A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN105283650B (zh) | 2018-03-23 |
US11118517B2 (en) | 2021-09-14 |
KR101819651B1 (ko) | 2018-01-17 |
EP3006699A4 (en) | 2017-02-22 |
EP3006699A1 (en) | 2016-04-13 |
KR20160006233A (ko) | 2016-01-18 |
AU2014272460B2 (en) | 2016-06-23 |
AU2014272460A1 (en) | 2015-12-24 |
US20160115947A1 (en) | 2016-04-28 |
EP3006699B1 (en) | 2020-07-22 |
JP2014231793A (ja) | 2014-12-11 |
WO2014192340A1 (ja) | 2014-12-04 |
CN105283650A (zh) | 2016-01-27 |
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