JP2017122392A - 建設機械のエンジン制御装置 - Google Patents
建設機械のエンジン制御装置 Download PDFInfo
- Publication number
- JP2017122392A JP2017122392A JP2016001006A JP2016001006A JP2017122392A JP 2017122392 A JP2017122392 A JP 2017122392A JP 2016001006 A JP2016001006 A JP 2016001006A JP 2016001006 A JP2016001006 A JP 2016001006A JP 2017122392 A JP2017122392 A JP 2017122392A
- Authority
- JP
- Japan
- Prior art keywords
- injection amount
- rotational speed
- engine
- speed deviation
- fuel injection
- 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 41
- 238000002347 injection Methods 0.000 claims abstract description 188
- 239000007924 injection Substances 0.000 claims abstract description 188
- 239000000446 fuel Substances 0.000 claims abstract description 112
- 238000012937 correction Methods 0.000 claims abstract description 24
- 238000013459 approach Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000000243 solution Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 17
- 238000005070 sampling Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 239000002826 coolant Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
Images
Classifications
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D41/1402—Adaptive control
-
- 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
- F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
- F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
-
- 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
- F02D41/0097—Electrical control of supply of combustible mixture or its constituents using means for generating speed signals
-
- 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
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
-
- 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
-
- 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
- F02D41/14—Introducing closed-loop corrections
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1486—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor with correction for particular operating conditions
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1497—With detection of the mechanical response of the engine
- F02D41/1498—With detection of the mechanical response of the engine measuring engine roughness
-
- 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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D2041/141—Introducing closed-loop corrections characterised by the control or regulation method using a feed-forward control element
-
- 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
- F02D2200/1006—Engine torque losses, e.g. friction or pumping losses or losses caused by external loads of accessories
-
- 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
- F02D2200/101—Engine speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2250/00—Engine control related to specific problems or objectives
- F02D2250/18—Control of the engine output torque
Abstract
Description
図1は、本実施の形態にかかる建設機械1の概略構成を示す。
2 油圧ポンプ
3 エンジン
4 ECU
5 制御装置
Claims (7)
- 建設機械の油圧ポンプをエンジンにより駆動させる、建設機械のエンジン制御装置であって、
エンジンの要求トルクと、実回転数と、適正燃料噴射量との相関関係を示す噴射量決定用マップを記憶する記憶手段と、
噴射量決定用マップに基づいて、要求トルクおよび実回転数から、エンジンの燃料噴射量を決定する噴射量決定手段と、
目標回転数から実回転数を減算した回転数偏差を算出する回転数偏差算出手段と、
噴射量補正手段回転数偏差が0に近付くように、噴射量決定手段によって決定される燃料噴射量を補正する噴射量補正手段と、
を有する、建設機械のエンジン制御装置。 - 噴射量補正手段は、噴射量決定用マップの適正燃料噴射量を補正する、請求項1に記載の建設機械のエンジン制御装置。
- 回転数偏差の平均である平均回転数偏差を算出する平均回転数偏差算出手段をさらに備え、
噴射量補正手段は、平均回転数偏差が0に近付くように噴射量決定用マップの適正燃料噴射量を補正する、請求項2に記載の建設機械のエンジン制御装置。 - 平均回転数偏差算出手段は、回転数偏差算出手段によって算出された回転数偏差を、対応する実回転数に基づいて、実回転数の複数の範囲に分類し、分類された回転数偏差の数が所定の数に達すると、当該範囲における平均回転数偏差を算出し、
噴射量補正手段は、当該範囲ごとの平均回転数偏差に基づいて、同範囲の実回転数に対応する適正燃料噴射量を補正する、請求項3に記載の建設機械のエンジン制御装置。 - 平均回転数偏差算出手段は、回転数偏差算出手段によって算出された回転数偏差を、対応する要求トルクに基づいて、要求トルクの複数の範囲に分類し、分類された回転数偏差の数が所定の数に達すると、当該範囲における平均回転数偏差を算出し、
噴射量補正手段は、当該範囲ごとの平均回転数偏差に基づいて、同範囲の要求トルクに対応する適正燃料噴射量を補正する、請求項3又は4に記載の建設機械のエンジン制御装置。 - 噴射量決定用マップは、要求トルクと、実回転数と、エンジン水温と、適正燃料噴射量との相関関係を示す噴射量決定用マップであって、
噴射量決定手段は、噴射量決定用マップに基づいて、要求トルク、実回転数およびエンジン水温から、エンジンの燃料噴射量を決定し、
平均回転数偏差算出手段は、回転数偏差算出手段によって算出された回転数偏差を、対応するエンジン水温に基づいて、エンジン水温の複数の範囲に分類し、分類された回転数偏差の数が所定の数に達すると、当該範囲における平均回転数偏差を算出し、
噴射量補正手段は、当該範囲ごとの平均回転数偏差に基づいて、同範囲のエンジン水温に対応する適正燃料噴射量を補正する、請求項3から5のいずれか1つに記載の建設機械のエンジン制御装置。 - 回転数偏差算出手段によって算出された回転数偏差に基づいて、噴射量決定手段によって決定された燃料噴射量をフィードバック制御するフィードバック制御手段を、さらに有する、請求項1から6のいずれか1つに記載の建設機械のエンジン制御装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016001006A JP6644551B2 (ja) | 2016-01-06 | 2016-01-06 | 建設機械のエンジン制御装置 |
GB1810962.9A GB2565429B (en) | 2016-01-06 | 2017-01-06 | Engine controller of construction machine |
PCT/JP2017/000199 WO2017119466A1 (ja) | 2016-01-06 | 2017-01-06 | 建設機械のエンジン制御装置 |
CN201780003755.9A CN108350820B (zh) | 2016-01-06 | 2017-01-06 | 建筑机械的发动机控制装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016001006A JP6644551B2 (ja) | 2016-01-06 | 2016-01-06 | 建設機械のエンジン制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017122392A true JP2017122392A (ja) | 2017-07-13 |
JP6644551B2 JP6644551B2 (ja) | 2020-02-12 |
Family
ID=59273912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016001006A Active JP6644551B2 (ja) | 2016-01-06 | 2016-01-06 | 建設機械のエンジン制御装置 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6644551B2 (ja) |
CN (1) | CN108350820B (ja) |
GB (1) | GB2565429B (ja) |
WO (1) | WO2017119466A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111946468A (zh) * | 2020-07-31 | 2020-11-17 | 东风汽车集团有限公司 | 汽油机动力传动系统防冲击控制方法 |
JP2021050694A (ja) * | 2019-09-26 | 2021-04-01 | 株式会社小松製作所 | エンジン制御システム、作業機械および作業機械の制御方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109630298B (zh) * | 2018-12-12 | 2021-05-07 | 三一汽车制造有限公司 | 动力系统的控制方法、控制系统及工程机械 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006006375A1 (ja) * | 2004-07-12 | 2006-01-19 | Yanmar Co., Ltd. | 多気筒エンジンの燃料制御方法、エンジンの燃料噴射量制御方法およびこれを用いたエンジン運転状態判別方法、複数エンジンの推進装置、舶用減速逆転機付エンジンにおけるクラッシュアスターン時燃料噴射制御方法 |
JP2014125949A (ja) * | 2012-12-26 | 2014-07-07 | Isuzu Motors Ltd | 建設機械のエンジン制御装置 |
JP2014224487A (ja) * | 2013-05-16 | 2014-12-04 | ダイハツ工業株式会社 | 内燃機関の制御装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4333668B2 (ja) * | 2005-11-22 | 2009-09-16 | 株式会社デンソー | 内燃機関の制御装置 |
KR101891376B1 (ko) * | 2012-01-25 | 2018-09-28 | 가부시키가이샤 히다치 겡키 티에라 | 건설 기계 |
EP2808453B1 (en) * | 2012-01-25 | 2017-06-28 | Hitachi Construction Machinery Tierra Co., Ltd. | Construction machine |
-
2016
- 2016-01-06 JP JP2016001006A patent/JP6644551B2/ja active Active
-
2017
- 2017-01-06 GB GB1810962.9A patent/GB2565429B/en active Active
- 2017-01-06 WO PCT/JP2017/000199 patent/WO2017119466A1/ja active Application Filing
- 2017-01-06 CN CN201780003755.9A patent/CN108350820B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006006375A1 (ja) * | 2004-07-12 | 2006-01-19 | Yanmar Co., Ltd. | 多気筒エンジンの燃料制御方法、エンジンの燃料噴射量制御方法およびこれを用いたエンジン運転状態判別方法、複数エンジンの推進装置、舶用減速逆転機付エンジンにおけるクラッシュアスターン時燃料噴射制御方法 |
JP2014125949A (ja) * | 2012-12-26 | 2014-07-07 | Isuzu Motors Ltd | 建設機械のエンジン制御装置 |
JP2014224487A (ja) * | 2013-05-16 | 2014-12-04 | ダイハツ工業株式会社 | 内燃機関の制御装置 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021050694A (ja) * | 2019-09-26 | 2021-04-01 | 株式会社小松製作所 | エンジン制御システム、作業機械および作業機械の制御方法 |
WO2021060170A1 (ja) * | 2019-09-26 | 2021-04-01 | 株式会社小松製作所 | エンジン制御システム、作業機械および作業機械の制御方法 |
US20220267995A1 (en) * | 2019-09-26 | 2022-08-25 | Komatsu Ltd. | Engine control system, work machine, and control method for work machine |
JP7285183B2 (ja) | 2019-09-26 | 2023-06-01 | 株式会社小松製作所 | エンジン制御システム、作業機械および作業機械の制御方法 |
US11795662B2 (en) | 2019-09-26 | 2023-10-24 | Komatsu Ltd. | Engine control system, work machine, and control method for work machine |
CN111946468A (zh) * | 2020-07-31 | 2020-11-17 | 东风汽车集团有限公司 | 汽油机动力传动系统防冲击控制方法 |
CN111946468B (zh) * | 2020-07-31 | 2021-10-29 | 东风汽车集团有限公司 | 汽油机动力传动系统防冲击控制方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2017119466A1 (ja) | 2017-07-13 |
CN108350820A (zh) | 2018-07-31 |
GB201810962D0 (en) | 2018-08-15 |
JP6644551B2 (ja) | 2020-02-12 |
GB2565429B (en) | 2021-02-10 |
GB2565429A (en) | 2019-02-13 |
CN108350820B (zh) | 2021-05-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5698468B2 (ja) | モデル予測制御においてフィードバック及びフィードフォワードを組み合わせるための方法及びシステム | |
CN105849663B (zh) | 机械装置的控制装置及摩擦补偿用增益确定方法 | |
JP2007132203A (ja) | 内燃機関の制御装置 | |
WO2017119466A1 (ja) | 建設機械のエンジン制御装置 | |
JP6577508B2 (ja) | 制御装置 | |
US8541972B2 (en) | Method for suppressing speed ripple by using torque compensator based on activation function | |
JPWO2012105010A1 (ja) | 過給機付き内燃機関の制御装置 | |
JP2009228605A (ja) | エンジン回転数制御方法、エンジン回転数制御装置 | |
JP4610014B2 (ja) | サーボシステムの制御装置および制御方法 | |
US9689337B2 (en) | Method and apparatus for controlling an internal combustion engine | |
JP6336854B2 (ja) | 液圧ポンプの駆動システム | |
JP4919945B2 (ja) | エンジンのスライディングモード制御による空燃比制御方法、及びその方法を備えた燃料制御装置 | |
JP6109419B2 (ja) | 電子整流式サーボモータを動作させる方法及び装置、並びに、サーボモータを有する位置決めシステム | |
WO2014087978A1 (ja) | 作業機械 | |
JP2011202553A (ja) | フィードバック制御装置 | |
CN113027676B (zh) | 风力发电机组的液压变桨控制方法和装置 | |
JP6557185B2 (ja) | サーボ制御装置、サーボ制御方法、及びサーボ制御用プログラム | |
JP2008157181A (ja) | 制御装置 | |
KR101279360B1 (ko) | 균일한 성능을 유지하는 가변 형상 터보차져 액추에이터의 제어 방법 | |
JP6336855B2 (ja) | 液圧ポンプの駆動システム | |
CN117536775A (zh) | 双风轮风电机组的运行控制方法、装置及电子设备 | |
JP2009121348A (ja) | エンジンの燃料噴射制御方法及びその燃料噴射制御装置 | |
JP2007162617A (ja) | 電子ガバナ | |
JP6456738B2 (ja) | 電子制御装置 | |
CN114137828A (zh) | 一种工程机械功率匹配动态pid控制方法、系统及存储介质 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180719 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190611 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20190807 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20191001 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20191210 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200108 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6644551 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |