JP6640650B2 - 建設機械 - Google Patents
建設機械 Download PDFInfo
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- JP6640650B2 JP6640650B2 JP2016099524A JP2016099524A JP6640650B2 JP 6640650 B2 JP6640650 B2 JP 6640650B2 JP 2016099524 A JP2016099524 A JP 2016099524A JP 2016099524 A JP2016099524 A JP 2016099524A JP 6640650 B2 JP6640650 B2 JP 6640650B2
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- storage device
- power storage
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- 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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
11 作業装置
11D ブームシリンダ(油圧装置)
11E アームシリンダ(油圧装置)
11F バケットシリンダ(油圧装置)
21 エンジン
23 油圧ポンプ
25 走行油圧モータ(油圧装置)
26 旋回油圧モータ(油圧装置)
27 発電電動機(電動機)
32 蓄電装置
33 電流センサ
34 バッテリコントローラ
35 ハイブリッドコントローラ(コントローラ)
42〜45 一次遅れ演算器
46 電流制御演算器
46A〜46D 除算器(演算結果調整器)
46E 最大値選択器
46F 電流制限値算出部
Claims (2)
- 電動機と、
前記電動機に電気的に接続された蓄電装置と、
前記電動機により駆動される油圧ポンプと、
前記油圧ポンプからの圧油によって駆動する油圧装置と、
前記蓄電装置の出力を制御するコントローラとを有する建設機械において、
前記コントローラは、
互いに異なる時定数を有し、前記蓄電装置の電流に基づいた一次遅れ演算を行う複数の一次遅れ演算器と、
前記複数の一次遅れ演算器の演算結果に基づいて、前記蓄電装置の電流を制御する電流制御演算器と、を備え、
前記電流制御演算器は、前記複数の一次遅れ演算器のうち時定数が小さい一次遅れ演算器の定常値が、時定数が大きい一次遅れ演算器の定常値に比べて小さくなるように、前記各一次遅れ演算器の演算結果を調整する複数の演算結果調整器と、
前記複数の演算結果調整器による調整結果のうち最大のものを選択する最大値選択器と、
前記最大値選択器からの出力結果に基づいて、前記蓄電装置の電流の制限値を算出する電流制限値算出部と、を備えたことを特徴とする建設機械。 - 前記電動機に機械的に接続されたエンジンをさらに備え、
前記油圧ポンプは、前記電動機および前記エンジンによって駆動されることを特徴とする請求項1に記載の建設機械。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016099524A JP6640650B2 (ja) | 2016-05-18 | 2016-05-18 | 建設機械 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016099524A JP6640650B2 (ja) | 2016-05-18 | 2016-05-18 | 建設機械 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017206865A JP2017206865A (ja) | 2017-11-24 |
JP6640650B2 true JP6640650B2 (ja) | 2020-02-05 |
Family
ID=60416283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016099524A Active JP6640650B2 (ja) | 2016-05-18 | 2016-05-18 | 建設機械 |
Country Status (1)
Country | Link |
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JP (1) | JP6640650B2 (ja) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2644641B2 (ja) * | 1991-07-24 | 1997-08-25 | 日立建機株式会社 | 建設機械の油圧駆動装置 |
JPH07143662A (ja) * | 1993-11-15 | 1995-06-02 | Sankyo Seiki Mfg Co Ltd | 過負荷検出装置 |
JPH10267004A (ja) * | 1997-03-25 | 1998-10-06 | Shin Caterpillar Mitsubishi Ltd | 流体制御方法およびその装置 |
JP5488407B2 (ja) * | 2010-11-04 | 2014-05-14 | トヨタ自動車株式会社 | 車両の制御装置 |
JP2013192278A (ja) * | 2012-03-12 | 2013-09-26 | Toyota Motor Corp | 電動車両 |
EP2851475B1 (en) * | 2012-05-14 | 2018-07-11 | Hitachi Construction Machinery Co., Ltd. | Hybrid construction machinery |
KR101988052B1 (ko) * | 2012-12-24 | 2019-06-11 | 두산인프라코어 주식회사 | 하이브리드 건설기계용 전원 공급 장치 및 그 방법 |
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2016
- 2016-05-18 JP JP2016099524A patent/JP6640650B2/ja active Active
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JP2017206865A (ja) | 2017-11-24 |
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