KR20130117864A - 터보식 과급기가 구비된 내연 기관의 제어 장치 - Google Patents
터보식 과급기가 구비된 내연 기관의 제어 장치 Download PDFInfo
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- KR20130117864A KR20130117864A KR1020137022165A KR20137022165A KR20130117864A KR 20130117864 A KR20130117864 A KR 20130117864A KR 1020137022165 A KR1020137022165 A KR 1020137022165A KR 20137022165 A KR20137022165 A KR 20137022165A KR 20130117864 A KR20130117864 A KR 20130117864A
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 64
- 230000002000 scavenging effect Effects 0.000 claims abstract description 143
- 230000007246 mechanism Effects 0.000 claims abstract description 11
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- 239000003054 catalyst Substances 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 5
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
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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
- 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
- F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
- F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
- F02B25/145—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke with intake and exhaust valves exclusively in the cylinder head
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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
- F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
- F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
- F02D13/0261—Controlling the valve overlap
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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
- F02D23/00—Controlling engines characterised by their being supercharged
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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
- F02D23/00—Controlling engines characterised by their being supercharged
- F02D23/02—Controlling engines characterised by their being supercharged the engines being of fuel-injection type
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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
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0002—Controlling intake air
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
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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
- 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
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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
- 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
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1448—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure
- F02D41/145—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure with determination means using an estimation
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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
- 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
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration
- F02D41/1461—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases emitted by the engine
- F02D41/1462—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases emitted by the engine with determination means using an estimation
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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
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0002—Controlling intake air
- F02D2041/001—Controlling intake air for engines with variable valve actuation
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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
- 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
- F02D2041/1433—Introducing closed-loop corrections characterised by the control or regulation method using a model or simulation of the system
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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
- F02D2200/00—Input parameters for engine control
- F02D2200/70—Input parameters for engine control said parameters being related to the vehicle exterior
- F02D2200/703—Atmospheric pressure
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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
- 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
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
- F02D41/1458—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with determination means using an estimation
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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
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
Description
도 2는 직렬 4기통 내연 기관의 행정 순서를 도시하는 도면이다.
도 3은 컨트롤 유닛이 실행하는, 연료 분사량을 설정하기 위한 연산 내용을 도시하는 블록도이다.
도 4는 컨트롤 유닛이 실행하는, 밸브 오버랩 기간을 저감할지 여부를 판단하기 위한 제어의 블록도이다.
도 5는 컨트롤 유닛이 실행하는, 소기율을 구하기 위한 연산 내용을 도시하는 블록도이다.
도 6은 컨트롤 유닛이 실행하는, 배기 압력을 구하기 위한 연산 내용을 도시하는 블록도이다.
도 7은 컨트롤 유닛이 실행하는, 과도 배기 압력 변동을 구하기 위한 연산 내용을 도시하는 블록도이다.
도 8은 컨트롤 유닛이 실행하는, 가변 밸브 기구의 변환각을 결정하기 위한 연산 내용을 도시하는 블록도이다.
도 9는 컨트롤 유닛이 실행하는, 촉매 온도에 기초하는 소기량 상한값 산출을 위한 블록도이다.
도 10은 컨트롤 유닛이 실행하는, NOx 배출량에 기초하는 소기량 상한값 산출을 위한 블록도이다.
도 11은 컨트롤 유닛이 실행하는, 토크 급변시의 소기량 상한값 산출을 위한 블록도이다.
Claims (9)
- 흡기측 또는 배기측 중 적어도 한쪽에 가변 밸브 기구를 구비하는 터보식 과급기가 구비된 내연 기관의 제어 장치이며,
상기 내연 기관에 대한 성능 요구를 검지하는 성능 요구 검지 수단과,
밸브 오버랩 기간 중에 흡기 통로로부터 실린더 내를 통과하여 배기 통로로 빠져나가는 소기량의, 상기 성능 요구를 만족시키기 위한 상한값을 정하는 소기량 설정 수단과,
상기 소기량의 상한값에 따라서 밸브 오버랩 기간의 길이를 제어하는 가변 밸브 제어 수단을 구비하는, 터보식 과급기가 구비된 내연 기관의 제어 장치. - 제1항에 있어서, 배기 통로 중에 설치한 배기 촉매의 온도를 추정하는 수단을 더 구비하고,
상기 소기량 설정 수단은, 상기 배기 촉매의 추정 온도에 기초하여 상기 소기량의 상한값을 제한하는, 터보식 과급기가 구비된 내연 기관의 제어 장치. - 제1항 또는 제2항에 있어서, 내연 기관으로부터 배기 통로로 배출되는 NOx 배출량을 추정하는 수단을 더 구비하고,
상기 소기량 설정 수단은, 상기 NOx 배출량의 추정값에 기초하여 상기 소기량의 상한값을 제한하는, 터보식 과급기가 구비된 내연 기관의 제어 장치. - 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 소기량 설정 수단은, 상기 내연 기관의 운전 상태 및 상기 내연 기관이 배치된 환경에 기초하여 상기 소기량의 상한값을 설정하는, 터보식 과급기가 구비된 내연 기관의 제어 장치.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 내연 기관의 운전 상태를 검출하는 운전 상태 검출 수단과,
실린더 내의 목표 공연비를 설정하는 목표 공연비 설정 수단을 더 구비하고,
상기 소기량 설정 수단은, 상기 운전 상태에 기초하여 추정하는 소기 미실행 상태와, 상기 목표 공연비에 기초하여 추정하는 소기 실행 후의 상태에 기초하여 상기 소기량의 상한값을 설정하는, 터보식 과급기가 구비된 내연 기관의 제어 장치. - 제5항에 있어서, 상기 내연 기관의 소정 시간 경과 후의 운전 상태를 추정하는 운전 상태 추정 수단을 더 구비하고,
상기 소기량 설정 수단은, 운전 상태 추정값에 기초하여 추정하는 소정 시간 경과 후의 소기 미실행 상태와, 상기 목표 공연비에 기초하여 추정하는 소기 실행 후의 상태에 기초하여 상기 소기량의 상한값을 설정하는, 터보식 과급기가 구비된 내연 기관의 제어 장치. - 제1항 내지 제6항 중 어느 한 항에 있어서, 상기 내연 기관에 대한 토크 요구의 증가 속도가 미리 설정한 임계값을 초과한 경우는, 상기 소기량 설정 수단은, 상기 소기량을 증대시키는, 터보식 과급기가 구비된 내연 기관의 제어 장치.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 내연 기관에 대한 토크 요구의 증가 속도가 미리 설정한 임계값을 초과한 경우는, 상기 소기량 설정 수단은, 일정 기간만큼 상기 소기량의 상한값을 완화하는, 터보식 과급기가 구비된 내연 기관의 제어 장치.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 상기 소기량 설정 수단은, 복수의 조건에 기초하여 복수의 소기량 상한값을 산출한 경우에는, 가장 작은 소기량 상한값을 선택하는, 터보식 과급기가 구비된 내연 기관의 제어 장치.
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JP2011024132A JP2012163047A (ja) | 2011-02-07 | 2011-02-07 | ターボ式過給機付き内燃機関の制御装置 |
JPJP-P-2011-024132 | 2011-02-07 | ||
PCT/JP2012/052077 WO2012108296A1 (ja) | 2011-02-07 | 2012-01-31 | ターボ式過給機付き内燃機関の制御装置 |
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US (1) | US9255534B2 (ko) |
EP (1) | EP2674595B1 (ko) |
JP (1) | JP2012163047A (ko) |
KR (1) | KR101544295B1 (ko) |
CN (1) | CN103348117B (ko) |
WO (1) | WO2012108296A1 (ko) |
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US9890694B2 (en) * | 2012-07-05 | 2018-02-13 | Toyota Jidosha Kabushiki Kaisha | Internal combustion engine |
JP2015200294A (ja) * | 2014-04-10 | 2015-11-12 | 日産自動車株式会社 | エンジン |
US9567886B2 (en) * | 2014-12-02 | 2017-02-14 | MAGNETI MARELLI S.p.A. | Method to control the temperature of the exhaust gases of a supercharged internal combustion engine |
DE102015214702A1 (de) * | 2015-07-31 | 2017-02-02 | Continental Automotive Gmbh | Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine |
JP6319254B2 (ja) | 2015-09-29 | 2018-05-09 | マツダ株式会社 | エンジンの制御装置 |
KR101766076B1 (ko) | 2015-12-08 | 2017-08-07 | 현대자동차주식회사 | 내연기관의 제어 장치 및 제어 방법 |
CN105649755B (zh) * | 2015-12-30 | 2017-12-26 | 南京航空航天大学 | 一种确定涡轮增压汽油机扫气率的方法 |
SE541558C2 (en) * | 2016-10-19 | 2019-10-29 | Scania Cv Ab | Method and system for controlling the intake and exhaust valves in an internal combustion engine |
JP6503037B1 (ja) * | 2017-10-04 | 2019-04-17 | 本田技研工業株式会社 | 内燃機関の制御装置 |
US10221794B1 (en) * | 2017-11-07 | 2019-03-05 | Fca Us Llc | Measurement, modeling, and estimation of scavenging airflow in an internal combustion engine |
US10233854B1 (en) * | 2017-11-07 | 2019-03-19 | Fca Us Llc | Engine control systems and methods for regulating emissions during scavenging |
DE102022207802A1 (de) | 2022-07-28 | 2024-02-08 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren und einer Vorrichtung zur Steuerung einer Brennkraftmaschine mit einer verstellbaren Ventilüberschneidung |
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JP3183405B2 (ja) | 1989-09-25 | 2001-07-09 | ヤマハ発動機株式会社 | 2サイクルディーゼルエンジンの給気装置 |
JPH10274069A (ja) | 1997-03-28 | 1998-10-13 | Mazda Motor Corp | 機械式過給機付筒内噴射式エンジン |
JP2001098964A (ja) * | 1999-09-30 | 2001-04-10 | Mazda Motor Corp | 火花点火式直噴エンジンの制御装置 |
JP2003293801A (ja) * | 2002-03-29 | 2003-10-15 | Mazda Motor Corp | パワートレインの制御装置 |
JP2005048678A (ja) * | 2003-07-30 | 2005-02-24 | Nissan Motor Co Ltd | 内燃機関の燃焼制御装置 |
JP4031765B2 (ja) * | 2004-03-22 | 2008-01-09 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4433861B2 (ja) * | 2004-04-05 | 2010-03-17 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP2006283636A (ja) | 2005-03-31 | 2006-10-19 | Toyota Motor Corp | エンジンの制御装置 |
JP4367398B2 (ja) * | 2005-10-19 | 2009-11-18 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JP4253339B2 (ja) * | 2006-09-21 | 2009-04-08 | 株式会社日立製作所 | 内燃機関の制御装置 |
JP4506842B2 (ja) * | 2008-01-23 | 2010-07-21 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
JP4386134B2 (ja) * | 2008-01-23 | 2009-12-16 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP5050917B2 (ja) * | 2008-02-25 | 2012-10-17 | マツダ株式会社 | 過給機付エンジンシステム |
US8364376B2 (en) * | 2009-02-27 | 2013-01-29 | GM Global Technology Operations LLC | Torque model-based cold start diagnostic systems and methods |
JP5262863B2 (ja) | 2009-03-10 | 2013-08-14 | マツダ株式会社 | 多気筒エンジンの排気システムの制御方法およびその装置 |
JP5206565B2 (ja) | 2009-04-15 | 2013-06-12 | トヨタ自動車株式会社 | 内燃機関の制御システム |
US8135535B2 (en) * | 2009-06-09 | 2012-03-13 | Ford Global Technologies, Llc | Modeling catalyst exotherm due to blowthrough |
US8191354B2 (en) * | 2009-10-20 | 2012-06-05 | Ford Global Technologies, Llc | Method and aftertreatment configuration to reduce engine cold-start NOx emissions |
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JP2012163047A (ja) | 2012-08-30 |
EP2674595B1 (en) | 2018-03-07 |
WO2012108296A1 (ja) | 2012-08-16 |
US20130305713A1 (en) | 2013-11-21 |
US9255534B2 (en) | 2016-02-09 |
EP2674595A1 (en) | 2013-12-18 |
CN103348117A (zh) | 2013-10-09 |
KR101544295B1 (ko) | 2015-08-12 |
CN103348117B (zh) | 2017-01-18 |
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