JP2008297812A - 建設機械 - Google Patents
建設機械 Download PDFInfo
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- JP2008297812A JP2008297812A JP2007145364A JP2007145364A JP2008297812A JP 2008297812 A JP2008297812 A JP 2008297812A JP 2007145364 A JP2007145364 A JP 2007145364A JP 2007145364 A JP2007145364 A JP 2007145364A JP 2008297812 A JP2008297812 A JP 2008297812A
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- actuator
- reducing agent
- remaining amount
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- control
- 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.)
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Classifications
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
-
- 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
-
- 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
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0808—Improving mounting or assembling, e.g. frame elements, disposition of all the components on the superstructures
-
- 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
- E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2067—Urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
- F01N2900/1806—Properties of reducing agent or dosing system
- F01N2900/1814—Tank level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Operation Control Of Excavators (AREA)
Abstract
【解決手段】エンジンと、油圧シリンダ18、油圧モータ20を含む複数のアクチュエータと、エンジンの排ガス中の窒素酸化物を浄化処理する排ガス処理装置とを有する油圧ショベルにあって、還元剤残量検出装置33によって還元剤貯蔵タンク30内の還元剤の残量が所定残量以下となったとき、油圧シリンダ18によって駆動するフロント作業機の機能の発揮が難しくなるように油圧シリンダ18の作動を規制する規制制御と、このとき油圧モータ20によって駆動する走行体1、旋回体3の機能が発揮されるように、この油圧モータ20の作動を可能に保持する保持制御とを実施するアクチュエータ作動制御手段を備えた構成にしてある。
【選択図】図2
Description
2 走行モータ(走行用アクチュエータ)
3 旋回体
6 エンジン
8 ブーム
9 アーム
10 バケット
11 ブームシリンダ
12 アームシリンダ
13 バケットシリンダ
14 主油圧ポンプ(動力源)
15 主油圧ポンプ(動力源)
16 パイロット油圧ポンプ(動力源)
17 パイロット油圧ポンプ(動力源)
18 油圧シリンダ(所定のアクチュエータ)
19 第1方向制御弁
20 油圧モータ(他のアクチュエータ)
21 第2方向制御弁
22 第1操作装置
23 第2操作装置
24 第1信号路
25 第1信号制御装置(アクチュエータ作動制御手段)
26 第2信号路
27 第2信号制御装置(アクチュエータ作動制御手段)
28 排気通路
29 還元触媒
30 還元剤貯蔵タンク
33 還元剤残量検出装置
35 コントローラ(アクチュエータ作動制御手段)
Claims (5)
- エンジンと、このエンジンによって駆動される動力源と、この動力源から供給される動力によって駆動され、所定のアクチュエータを含む複数のアクチュエータとを有するとともに、
上記エンジンの排気通路に配置され、排ガス中の窒素酸化物を上記還元剤により還元浄化する還元触媒と、還元剤貯蔵タンクと、この還元剤貯蔵タンク内に貯蔵された上記還元剤の残量を検出する還元剤残量検出装置とを含む排ガス処理装置とを有する建設機械において、
上記還元剤残量検出装置によって上記還元剤貯蔵タンク内の上記還元剤の残量が所定残量以下となったとき、上記所定のアクチュエータによって駆動する負荷体の機能の発揮が難しくなるように上記所定のアクチュエータの作動を規制する規制制御と、このとき上記所定のアクチュエータとは異なる他のアクチュエータによって駆動する別の負荷体の機能が発揮されるように、上記他のアクチュエータの作動を可能に保持する保持制御とを実施するアクチュエータ作動制御手段を備えたことを特徴とする建設機械。 - 上記請求項1記載の発明において、
上記アクチュエータ作動制御手段で実施される上記規制制御は、上記所定のアクチュエータの作動を禁止させる制御であることを特徴とする建設機械。 - 上記請求項1記載の発明において、
上記アクチュエータ作動制御手段で実施される上記保持制御は、上記他のアクチュエータの速度規制を受けない通常速度による作動を可能にさせる制御であることを特徴とする建設機械。 - 上記請求項1〜3のいずれか1項記載の発明において、
上記他のアクチュエータが、上記走行用アクチュエータ及び旋回用アクチュエータから成り、
上記所定のアクチュエータが、上記走行用アクチュエータ及び旋回用アクチュエータとは異なるアクチュエータから成ることを特徴とする建設機械。 - 上記請求項4記載の発明において、
上記建設機械が油圧ショベルから成り、
上記所定のアクチュエータがフロント作業機を駆動させるアクチュエータから成ることを特徴とする建設機械。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007145364A JP5160814B2 (ja) | 2007-05-31 | 2007-05-31 | 建設機械 |
CN2008800178384A CN101680209B (zh) | 2007-05-31 | 2008-05-28 | 建筑机械 |
KR1020097027256A KR101464020B1 (ko) | 2007-05-31 | 2008-05-28 | 건설 기계 |
US12/598,995 US8096382B2 (en) | 2007-05-31 | 2008-05-28 | Construction machine |
PCT/JP2008/059779 WO2008146831A1 (ja) | 2007-05-31 | 2008-05-28 | 建設機械 |
EP08764795.4A EP2151528B1 (en) | 2007-05-31 | 2008-05-28 | Construction machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007145364A JP5160814B2 (ja) | 2007-05-31 | 2007-05-31 | 建設機械 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008297812A true JP2008297812A (ja) | 2008-12-11 |
JP5160814B2 JP5160814B2 (ja) | 2013-03-13 |
Family
ID=40075069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007145364A Expired - Fee Related JP5160814B2 (ja) | 2007-05-31 | 2007-05-31 | 建設機械 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8096382B2 (ja) |
EP (1) | EP2151528B1 (ja) |
JP (1) | JP5160814B2 (ja) |
KR (1) | KR101464020B1 (ja) |
CN (1) | CN101680209B (ja) |
WO (1) | WO2008146831A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016088894A1 (ja) * | 2014-12-05 | 2016-06-09 | 住友重機械工業株式会社 | ショベル及びショベルの制御方法 |
JP2021008716A (ja) * | 2019-06-28 | 2021-01-28 | 日立建機株式会社 | 作業機械 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5204837B2 (ja) * | 2008-03-21 | 2013-06-05 | 株式会社小松製作所 | 作業車両、作業車両の制御装置、及び作業車両の制御方法 |
JP2011247232A (ja) * | 2010-05-31 | 2011-12-08 | Caterpillar Sarl | 作業機械 |
JPWO2012172951A1 (ja) * | 2011-06-14 | 2015-02-23 | 日立建機株式会社 | 建設機械 |
EP2765245B1 (en) * | 2011-10-04 | 2017-12-13 | Hitachi Construction Machinery Tierra Co., Ltd. | Hydraulic drive system used in construction machine and provided with exhaust gas purification device |
CN103687996B (zh) * | 2012-12-20 | 2014-12-31 | 株式会社小松制作所 | 机动平地机 |
JP6505356B2 (ja) * | 2013-07-17 | 2019-04-24 | 住友建機株式会社 | ショベル |
JP6126963B2 (ja) * | 2013-10-03 | 2017-05-10 | 株式会社Kcm | 作業車両 |
JP6126964B2 (ja) * | 2013-10-03 | 2017-05-10 | 株式会社Kcm | 作業車両 |
IN2015DN05047A (ja) * | 2014-08-08 | 2015-07-31 | Komatsu Mfg Co Ltd | |
KR102426642B1 (ko) | 2014-11-10 | 2022-07-27 | 스미토모 겐키 가부시키가이샤 | 리프팅마그넷 장착 작업기계 |
US20170058490A1 (en) * | 2015-09-01 | 2017-03-02 | Komatsu Ltd. | Working vehicle and working vehicle control method |
CN105593535B (zh) * | 2015-10-05 | 2018-06-12 | 株式会社小松制作所 | 作业车和作业车的控制方法 |
JP6480368B2 (ja) * | 2016-03-16 | 2019-03-06 | 株式会社Kcm | 作業車両 |
CN111655936B (zh) * | 2018-01-26 | 2023-07-07 | 沃尔沃建筑设备公司 | 包括具有自由回转功能的上部回转体的挖掘机 |
Citations (2)
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JP2001152921A (ja) * | 1999-11-19 | 2001-06-05 | Komatsu Ltd | 積込作業車両 |
JP2002371831A (ja) * | 2001-06-13 | 2002-12-26 | Nissan Diesel Motor Co Ltd | 自動車の排ガス浄化装置 |
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US5492190A (en) * | 1992-05-15 | 1996-02-20 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Operating method for a hybrid vehicle |
US6266955B1 (en) * | 1999-08-20 | 2001-07-31 | Caterpillar Inc. | Diagnostic system for an emissions control on an engine |
JP4673506B2 (ja) | 2001-06-15 | 2011-04-20 | 株式会社日本衛生センター | 建築用補強金具 |
US20050155345A1 (en) * | 2002-03-29 | 2005-07-21 | Tokyo Electron Limited | Device and method for purifying exhaust gas from industrial vehicle engine |
JP3816893B2 (ja) * | 2003-04-17 | 2006-08-30 | 日立建機株式会社 | 油圧駆動装置 |
KR100597961B1 (ko) * | 2003-04-24 | 2006-07-06 | 한국남부발전 주식회사 | 고정원에서 발생되는 이산화질소 가시매연 저감방법 |
JP4326976B2 (ja) | 2003-10-22 | 2009-09-09 | 日産ディーゼル工業株式会社 | エンジンの排気浄化装置 |
JP4375248B2 (ja) | 2005-02-17 | 2009-12-02 | 株式会社デンソー | 走行支援装置 |
JP2006090334A (ja) * | 2005-12-21 | 2006-04-06 | Nissan Diesel Motor Co Ltd | エンジンの排ガス浄化装置 |
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2007
- 2007-05-31 JP JP2007145364A patent/JP5160814B2/ja not_active Expired - Fee Related
-
2008
- 2008-05-28 US US12/598,995 patent/US8096382B2/en not_active Expired - Fee Related
- 2008-05-28 KR KR1020097027256A patent/KR101464020B1/ko active IP Right Grant
- 2008-05-28 CN CN2008800178384A patent/CN101680209B/zh not_active Expired - Fee Related
- 2008-05-28 EP EP08764795.4A patent/EP2151528B1/en not_active Not-in-force
- 2008-05-28 WO PCT/JP2008/059779 patent/WO2008146831A1/ja active Application Filing
Patent Citations (2)
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JP2001152921A (ja) * | 1999-11-19 | 2001-06-05 | Komatsu Ltd | 積込作業車両 |
JP2002371831A (ja) * | 2001-06-13 | 2002-12-26 | Nissan Diesel Motor Co Ltd | 自動車の排ガス浄化装置 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016088894A1 (ja) * | 2014-12-05 | 2016-06-09 | 住友重機械工業株式会社 | ショベル及びショベルの制御方法 |
JPWO2016088894A1 (ja) * | 2014-12-05 | 2017-09-14 | 住友重機械工業株式会社 | ショベル及びショベルの制御方法 |
US10189471B2 (en) | 2014-12-05 | 2019-01-29 | Sumitomo Heavy Industries, Ltd. | Shovel and shovel control method |
JP2021008716A (ja) * | 2019-06-28 | 2021-01-28 | 日立建機株式会社 | 作業機械 |
JP7130607B2 (ja) | 2019-06-28 | 2022-09-05 | 日立建機株式会社 | 作業機械 |
Also Published As
Publication number | Publication date |
---|---|
US8096382B2 (en) | 2012-01-17 |
KR20100033493A (ko) | 2010-03-30 |
EP2151528A1 (en) | 2010-02-10 |
US20100139255A1 (en) | 2010-06-10 |
WO2008146831A1 (ja) | 2008-12-04 |
EP2151528B1 (en) | 2014-09-10 |
CN101680209A (zh) | 2010-03-24 |
CN101680209B (zh) | 2013-01-02 |
JP5160814B2 (ja) | 2013-03-13 |
KR101464020B1 (ko) | 2014-11-20 |
EP2151528A4 (en) | 2013-04-24 |
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