KR101503097B1 - 엔진의 제어 장치 - Google Patents
엔진의 제어 장치 Download PDFInfo
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- KR101503097B1 KR101503097B1 KR1020107005902A KR20107005902A KR101503097B1 KR 101503097 B1 KR101503097 B1 KR 101503097B1 KR 1020107005902 A KR1020107005902 A KR 1020107005902A KR 20107005902 A KR20107005902 A KR 20107005902A KR 101503097 B1 KR101503097 B1 KR 101503097B1
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- 239000003990 capacitor Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 11
- 230000002829 reductive effect Effects 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims description 7
- 238000013459 approach Methods 0.000 claims 1
- 230000000670 limiting effect Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 description 60
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- 238000010586 diagram Methods 0.000 description 15
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- 239000007924 injection Substances 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 8
- 230000001133 acceleration Effects 0.000 description 7
- 238000010248 power generation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 4
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- 230000008859 change Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- 239000002689 soil Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F02D41/00—Electrical control of supply of combustible mixture or its constituents
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F04B49/065—Control using electricity and making use of computers
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- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/26—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
- B60K2006/268—Electric drive motor starts the engine, i.e. used as starter motor
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- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
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- Operation Control Of Excavators (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
Description
도 2 는 도 1 에 나타낸 제어기의 제어 플로우를 나타내는 도면이다 (그 1).
도 3 은 도 1 에 나타낸 제어기의 제어 플로우를 나타내는 도면이다 (그 2).
도 4 는 어시스트 유무 판정부의 처리 플로우를 나타내는 도면이다.
도 5 는 엔진 가속시에 모듈레이션 처리가 없는 경우의 동작을 설명하는 도면이다.
도 6 은 엔진 가속시에 모듈레이션 처리가 있는 경우의 동작을 설명하는 도면이다.
도 7 은 엔진 감속시에 모듈레이션 처리가 없는 경우의 동작을 설명하는 도면이다.
도 8 은 엔진 감속시에 모듈레이션 처리가 있는 경우의 동작을 설명하는 도면이다.
도 9 는 종래의 건설 기계의 개요 구성을 나타내는 블록도이다.
도 10 은 종래 기술을 설명하기 위해 사용한 토크선도이다.
2 : 엔진
3 : 유압 펌프
4 : 엔진 제어기
5 : 펌프 제어 밸브
6 : 제어기
7 ∼ 9 : 유압 센서
10 : PTO 축
11 : 발전 전동기
12 : 축전기
31 ∼ 36 : 유압 액츄에이터
41, 42 : 조작 레버
43, 44 : 주행 레버
51 : 엔진 회전수 설정부
52 : 릴리프시 엔진 최대 회전수 연산부
53 : 최소값 선택부
Claims (3)
- 엔진에 의해 구동되는 유압 펌프와,
상기 유압 펌프로부터 토출된 압유 (壓油) 가 공급되는 유압 액츄에이터와,
각 유압 액츄에이터를 조작하는 조작 수단과,
엔진 목표 회전수의 설정 다이얼에 의해 상기 엔진의 제 1 목표 회전수를 설정하는 제 1 목표 회전수 설정 수단과,
상기 유압 펌프의 부하압에 대하여 엔진의 최대 목표 엔진 회전수를 제한하고, 상기 유압 펌프의 부하압이 낮은 부하압으로부터 높은 부하압인 릴리프 상태에 근접함에 따라서 상기 최대 목표 엔진 회전수가 작아지고, 높은 부하압을 가지는 릴리프 상태의 최대 목표 엔진 회전수는 상기 낮은 부하압의 최대 목표 엔진 회전수보다 작도록 제한하는 제 2 목표 회전수를 연산하는 제 2 목표 회전수 연산 수단과,
상기 제 1 목표 회전수 및 상기 제 2 목표 회전수 중 어느 낮은 목표 회전수에 일치하도록 엔진 회전수를 제어하는 회전수 제어 수단을 구비한 것을 특징으로 하는 엔진의 제어 장치. - 제 1 항에 있어서,
상기 엔진의 출력축에 연결된 발전 전동기와,
상기 발전 전동기가 발전시킨 전력을 축적시킴과 함께 발전 전동기에 전력을 공급하는 축전기와,
상기 유압 펌프의 부하압이 높은 상태에서 낮은 상태로 갑자기 전환되었을 때, 상기 엔진의 실제 회전수가 상기 목표 회전수에 대하여 미리 설정한 값 이상으로 상승될 때까지는 상기 발전 전동기의 엔진 토크 어시스트 작용을 사용하여 상기 목표 회전수에 일치하도록 엔진 회전수를 제어하는 제어 수단을 구비한 것을 특징으로 하는 엔진의 제어 장치. - 제 1 항에 있어서,
상기 엔진의 출력축에 연결된 발전 전동기와,
상기 발전 전동기가 발전시킨 전력을 축적시킴과 함께 발전 전동기에 전력을 공급하는 축전기와,
상기 유압 펌프의 부하압이 높은 상태에서 낮은 상태로 감소됨에 따라, 상기 제 2 목표 회전수가 상승됨으로써, 상기 엔진의 실제 회전수가 상기 목표 회전수보다 미리 설정한 값보다 작은 경우, 상기 실제 회전수가 상기 목표 회전수보다 미리 설정한 값보다 작은 값 이상으로 상승될 때까지는, 상기 발전 전동기의 엔진 토크 어시스트 작용을 사용하여 상기 목표 회전수에 일치하도록 엔진 회전수를 제어하는 제어 수단을 구비한 것을 특징으로 하는 엔진의 제어 장치.
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JPJP-P-2007-243102 | 2007-09-19 | ||
JP2007243102A JP5156312B2 (ja) | 2007-09-19 | 2007-09-19 | エンジンの制御装置 |
PCT/JP2008/066433 WO2009038016A1 (ja) | 2007-09-19 | 2008-09-11 | エンジンの制御装置 |
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KR20100068396A KR20100068396A (ko) | 2010-06-23 |
KR101503097B1 true KR101503097B1 (ko) | 2015-03-16 |
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US (1) | US8534264B2 (ko) |
JP (1) | JP5156312B2 (ko) |
KR (1) | KR101503097B1 (ko) |
CN (1) | CN101855434B (ko) |
DE (1) | DE112008002513B4 (ko) |
WO (1) | WO2009038016A1 (ko) |
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WO2009038016A1 (ja) | 2009-03-26 |
US8534264B2 (en) | 2013-09-17 |
CN101855434A (zh) | 2010-10-06 |
JP2009074407A (ja) | 2009-04-09 |
JP5156312B2 (ja) | 2013-03-06 |
CN101855434B (zh) | 2014-09-03 |
KR20100068396A (ko) | 2010-06-23 |
DE112008002513B4 (de) | 2016-06-23 |
US20100186713A1 (en) | 2010-07-29 |
DE112008002513T5 (de) | 2010-08-26 |
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