JP6741878B2 - 建設機械 - Google Patents
建設機械 Download PDFInfo
- Publication number
- JP6741878B2 JP6741878B2 JP2019547165A JP2019547165A JP6741878B2 JP 6741878 B2 JP6741878 B2 JP 6741878B2 JP 2019547165 A JP2019547165 A JP 2019547165A JP 2019547165 A JP2019547165 A JP 2019547165A JP 6741878 B2 JP6741878 B2 JP 6741878B2
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- Prior art keywords
- voltage
- cell
- cell voltage
- difference voltage
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- 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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- 238000010276 construction Methods 0.000 title claims description 20
- 230000005856 abnormality Effects 0.000 claims description 32
- 238000001514 detection method Methods 0.000 claims description 13
- 239000010720 hydraulic oil Substances 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 6
- MJFJKKXQDNNUJF-UHFFFAOYSA-N metixene Chemical compound C1N(C)CCCC1CC1C2=CC=CC=C2SC2=CC=CC=C21 MJFJKKXQDNNUJF-UHFFFAOYSA-N 0.000 description 35
- 239000000725 suspension Substances 0.000 description 17
- 230000008859 change Effects 0.000 description 8
- 230000002159 abnormal effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000004913 activation Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
-
- 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
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2062—Control of propulsion units
- E02F9/207—Control of propulsion units of the type electric propulsion units, e.g. electric motors or generators
-
- 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
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2091—Control of energy storage means for electrical energy, e.g. battery or capacitors
-
- 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
- E02F9/26—Indicating devices
- E02F9/267—Diagnosing or detecting failure of vehicles
- E02F9/268—Diagnosing or detecting failure of vehicles with failure correction follow-up actions
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/005—Detection of state of health [SOH]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/22—Balancing the charge of battery modules
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/425—Drive systems for dipper-arms, backhoes or the like
-
- 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
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2062—Control of propulsion units
- E02F9/2075—Control of propulsion units of the hybrid type
-
- 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
- E02F9/2278—Hydraulic circuits
- E02F9/2296—Systems with a variable displacement pump
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Medical Informatics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Operation Control Of Excavators (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
5 作業装置
8 油圧ポンプ
10 電動機
20 蓄電装置
22A〜22C セル
23A,23B リレー(遮断装置)
24A〜24C 放電回路
25A〜25C 電圧検出器
26 コントローラ
27 バランシング制御部
28 最大セル電圧演算部
29 最小セル電圧演算部
30 減算部
31 休車時間計測部
32 基準差電圧演算部
33,37 比較部
34 異常検知部
35 リレーオン制御部
36 スイッチ
Claims (4)
- 互いに直列接続された複数のセルにより構成される蓄電装置と、
前記蓄電装置の電力により駆動される電動機と、
前記電動機により駆動される油圧ポンプと、
前記油圧ポンプが送出する作動油により駆動される作業装置と、
前記複数のセルのそれぞれのセル電圧を検出する電圧検出器と、
前記セル電圧を制御するコントローラと、を備えた建設機械において、
前記コントローラは、
前記複数のセルのセル電圧のばらつきを低減するバランシング制御を行うバランシング制御部と、
前記複数のセルのそれぞれのセル電圧のうち最大セル電圧を演算する最大セル電圧演算部と、
前記複数のセルのそれぞれのセル電圧のうち最小セル電圧を演算する最小セル電圧演算部と、
前記最大セル電圧と前記最小セル電圧との差電圧が前記バランシング制御を実施した履歴に基づいて求められる基準差電圧の範囲内か否かに応じて、前記蓄電装置の異常を検知する異常検知部と、を備え、
前記異常検知部は、前記最大セル電圧と前記最小セル電圧との差電圧を演算する減算部と、前記バランシング制御を実施した履歴として前記建設機械が停止した休車時間を計測する休車時間計測部と、前記休車時間に基づいて前記基準差電圧を演算する基準差電圧演算部と、前記差電圧と前記基準差電圧とを比較する比較部とを備えていることを特徴とする建設機械。 - 前記蓄電装置から前記電動機への電力供給を遮断する遮断装置を備え、
前記コントローラは、前記最大セル電圧と前記最小セル電圧との差電圧が許容差電圧の範囲外となったときに、前記遮断装置によって前記蓄電装置から前記電動機への電力供給を遮断することを特徴とする請求項1に記載の建設機械。 - 前記バランシング制御部は、前記蓄電装置から前記電動機に電力が供給されているときに加えて、前記遮断装置によって前記蓄電装置から前記電動機への電力供給が遮断されているときにも、前記バランシング制御を実行することを特徴とする請求項2に記載の建設機械。
- 前記基準差電圧演算部は、電圧の降下量が最も小さい正常なセルのセル電圧と、電圧の降下量が最も大きい正常なセルのセル電圧との差電圧が、前記バランシング制御の完了後からの経過時間に応じて増加することに基づいて、前記基準差電圧を演算することを特徴とする請求項1に記載の建設機械。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/010235 WO2019176054A1 (ja) | 2018-03-15 | 2018-03-15 | 建設機械 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019176054A1 JPWO2019176054A1 (ja) | 2020-04-16 |
JP6741878B2 true JP6741878B2 (ja) | 2020-08-19 |
Family
ID=67907600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019547165A Expired - Fee Related JP6741878B2 (ja) | 2018-03-15 | 2018-03-15 | 建設機械 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210404146A1 (ja) |
EP (1) | EP3767785A4 (ja) |
JP (1) | JP6741878B2 (ja) |
KR (1) | KR102243723B1 (ja) |
CN (1) | CN110506377A (ja) |
WO (1) | WO2019176054A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020021888A1 (ja) * | 2018-07-25 | 2020-01-30 | パナソニックIpマネジメント株式会社 | 管理装置、及び電源システム |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2764105B2 (ja) * | 1987-08-20 | 1998-06-11 | 京セラ株式会社 | 被制御装置における異常状態検知方法 |
US6417648B2 (en) * | 2000-06-28 | 2002-07-09 | Nissan Motor Co., Ltd. | Method of and apparatus for implementing capacity adjustment in battery pack |
JP4133019B2 (ja) * | 2002-06-21 | 2008-08-13 | 日産ディーゼル工業株式会社 | 車両の蓄電制御装置 |
US7471066B2 (en) * | 2004-12-22 | 2008-12-30 | Odyne Corporation | Battery management and equalization system for batteries using power line carrier communications |
JP5248764B2 (ja) * | 2006-11-02 | 2013-07-31 | パナソニック株式会社 | 蓄電素子の異常検出装置、蓄電素子の異常検出方法及びその異常検出プログラム |
JP5386872B2 (ja) | 2008-07-29 | 2014-01-15 | 株式会社デンソー | 組電池監視制御装置 |
JP5440315B2 (ja) | 2010-03-26 | 2014-03-12 | 株式会社Ihi | バッテリモジュール、及び、該バッテリモジュールを用いたモジュール電圧バランス方法 |
JP5879983B2 (ja) * | 2011-12-02 | 2016-03-08 | 日産自動車株式会社 | 組電池の制御装置 |
JP5994240B2 (ja) * | 2011-12-02 | 2016-09-21 | 日産自動車株式会社 | 組電池の制御装置 |
JP5969380B2 (ja) * | 2012-12-21 | 2016-08-17 | 住友建機株式会社 | ショベル及びショベル制御方法 |
KR20140101279A (ko) * | 2013-02-08 | 2014-08-19 | 스미토모 겐키 가부시키가이샤 | 쇼벨 및 쇼벨의 제어방법 |
JP6379956B2 (ja) * | 2014-10-06 | 2018-08-29 | 株式会社Gsユアサ | 蓄電素子の異常判断装置 |
JP6787660B2 (ja) * | 2015-12-10 | 2020-11-18 | ビークルエナジージャパン株式会社 | 電池制御装置、動力システム |
US20190285669A1 (en) * | 2016-05-31 | 2019-09-19 | Sanyo Electric Co., Ltd. | Management device and power supply system |
-
2018
- 2018-03-15 JP JP2019547165A patent/JP6741878B2/ja not_active Expired - Fee Related
- 2018-03-15 WO PCT/JP2018/010235 patent/WO2019176054A1/ja active Application Filing
- 2018-03-15 US US16/491,399 patent/US20210404146A1/en not_active Abandoned
- 2018-03-15 EP EP18907476.8A patent/EP3767785A4/en not_active Withdrawn
- 2018-03-15 KR KR1020197024830A patent/KR102243723B1/ko active IP Right Grant
- 2018-03-15 CN CN201880015174.1A patent/CN110506377A/zh not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN110506377A (zh) | 2019-11-26 |
US20210404146A1 (en) | 2021-12-30 |
EP3767785A4 (en) | 2021-11-03 |
JPWO2019176054A1 (ja) | 2020-04-16 |
KR102243723B1 (ko) | 2021-04-23 |
KR20190111091A (ko) | 2019-10-01 |
WO2019176054A1 (ja) | 2019-09-19 |
EP3767785A1 (en) | 2021-01-20 |
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