JP3471744B2 - Method and apparatus for controlling exhaust turbine supercharger - Google Patents
Method and apparatus for controlling exhaust turbine superchargerInfo
- Publication number
- JP3471744B2 JP3471744B2 JP2000350388A JP2000350388A JP3471744B2 JP 3471744 B2 JP3471744 B2 JP 3471744B2 JP 2000350388 A JP2000350388 A JP 2000350388A JP 2000350388 A JP2000350388 A JP 2000350388A JP 3471744 B2 JP3471744 B2 JP 3471744B2
- Authority
- JP
- Japan
- Prior art keywords
- variable nozzle
- opening
- exhaust turbine
- map
- signal
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
- Y02T10/40—Engine management systems
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Supercharger (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、空気量をエンジン回転
・負荷に応じて最適化する排気タービン過給機の制御方
法及び装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an exhaust turbine supercharger control method and apparatus for optimizing the amount of air according to engine rotation and load.
【０００２】[0002]
【従来の技術】デイーゼルエンジンの排出ガス低減と燃
費向上には、あらゆる運転条件・環境での、燃料噴射時
期・噴射量・噴射圧力の適性化、吸入空気量・吸気温度
の適正化、吸入空気と燃料混合の適正化、吸・排気抵抗
の減少を欠かすことができない要件であり、この要件を
満足させるために可変ノズルの開度を調整することによ
り排気タービンの回転数をエンジン回転・負荷に応じて
最適な過給圧特性に制御しインタクーラを介して過給す
る排気タービン過給機（ＶＧＴ又はＶＮＴと称してい
る）と排気ガスの一部を吸気側に流入するＥＧＲ装置と
を備えている。このＥＧＲ装置には、排気バルブを開閉
する排気カムにＥＧＲようサブリフトカムを設けた２山
カムによりエンジンの吸気行程で排気バルブを一時開
き、排気ガスの一部をシリンダ内に逆流させる内部ＥＧ
Ｒと、排気側と吸気側とをＥＧＲバルブを介して外部配
管で連通した外部ＥＧＲとがある。2. Description of the Related Art In order to reduce exhaust gas and improve fuel efficiency of diesel engines, fuel injection timing, injection amount, injection pressure are optimized, intake air amount and intake temperature are optimized, intake air is improved under all operating conditions and environments. In order to satisfy these requirements, it is necessary to optimize the fuel mixture and decrease the intake / exhaust resistance, and adjust the opening of the variable nozzle to adjust the exhaust turbine speed to the engine speed / load. An exhaust turbine supercharger (referred to as VGT or VNT) that controls the optimum supercharging pressure characteristic according to the above and supercharges through an intercooler, and an EGR device that causes a part of the exhaust gas to flow into the intake side are provided. There is. In this EGR device, an internal EG for temporarily opening the exhaust valve in the intake stroke of the engine by a double-mounting cam provided with a sub-lift cam for the EGR that opens and closes the exhaust valve to cause a part of the exhaust gas to flow back into the cylinder
R and an external EGR in which the exhaust side and the intake side communicate with each other via an EGR valve by an external pipe.
【０００３】[0003]
【発明が解決しようとする課題】ところで、アクセル開
度過渡時、つまり加速時においては、燃料噴射量増加、
ＥＧＲ量増加、排圧アップ、排気タービン回転低下によ
ってブースト上昇を鈍くしており、これがエンジン応答
性に影響を及ぼしているので、アクセル開度過渡時にエ
ンジン応答性をさらに最適化することが課題であった。By the way, when the accelerator opening is in transition, that is, during acceleration, the fuel injection amount increases,
The boost rise is slowed down by increasing the EGR amount, increasing the exhaust pressure, and lowering the exhaust turbine rotation speed, which affects the engine responsiveness.Therefore, it is an issue to further optimize the engine responsiveness during the accelerator opening transition. there were.
【０００４】本発明の目的は、アクセル開度過渡時に排
気タービン過給機の制御によりエンジン応答性を最適化
を可能にしたことである。An object of the present invention is to make it possible to optimize the engine responsiveness by controlling the exhaust turbine supercharger during a transition of the accelerator opening.
【０００５】[0005]
【課題を解決するための手段】上記の目的を達成するた
めの本発明の方法は、請求項１に記載の通り、排気ター
ビンの回転数をエンジン回転・負荷に応じて最適な過給
圧特性に制御する可変ノズルを備えた排気タービン過給
機と排気ガスの一部を吸気側に流入するＥＧＲ装置とを
備えたエンジンにおいて、エンジン回転数と燃料噴射量
によって前記可変ノズルの基本開度を演算するための可
変ノズル開度基本マップと、アクセル開度過渡時におけ
るエンジン回転数と、燃料噴射量の変化によりフィード
フォワード項を演算するための過渡マップとを用い、前
記可変ノズル開度基本マップで演算して出力する可変ノ
ズル基本開度信号と前記過渡マップで演算して出力する
フィードフォワード項信号とにより前記可変ノズル開度
をアクセル開度過渡前の値で保持させる可変ノズル絞り
遅延時間を演算し、可変ノズル絞り遅延信号によりアク
セル開度過渡時に前記可変ノズルの絞りを遅延させて最
適なエンジン応答性を得るよう前記排気タービン過給機
を制御するようにしたことを特徴とするものである。According to the method of the present invention for achieving the above-mentioned object, as described in claim 1, the supercharging pressure characteristic of the exhaust turbine is optimized according to the engine speed and load. In an engine equipped with an exhaust turbine supercharger equipped with a variable nozzle that controls the exhaust gas and an EGR device that introduces part of the exhaust gas into the intake side, the basic opening of the variable nozzle is adjusted by the engine speed and the fuel injection amount. and availability <br/> variable nozzle opening basic map for calculating, put upon the accelerator opening transient
Feeds based on changes in engine speed and fuel injection amount
Using the transient map for computing the forward term,
The variable nozzle opening basic map is calculated and output using the variable nozzle basic opening signal and the transient map.
The variable nozzle aperture delay time for maintaining the variable nozzle opening at the value before the accelerator opening transition is calculated by the feedforward term signal, and the variable nozzle aperture delay is delayed by the variable nozzle aperture delay signal during the accelerator opening transition. It is characterized in that the exhaust turbine supercharger is controlled so as to obtain an optimum engine response.
【０００６】本発明の装置は、請求項２に記載の通り、
排気タービンの回転数をエンジン回転・負荷に応じて最
適な過給圧特性に制御する可変ノズルを備えた排気ター
ビン過給機と排気ガスの一部を吸気側に流入するＥＧＲ
装置とを備えたエンジンにおいて、エンジン回転数と燃
料噴射量によって前記可変ノズルの基本開度を演算する
ための可変ノズル開度基本マップと、アクセル開度過渡
時におけるエンジン回転数と、燃料噴射量の変化により
フィードフォワード項によって可変ノズル開度を演算す
るための過渡マップとを用い、前記可変ノズル開度基本
マップで演算して出力する可変ノズル基本開度信号と前
記過渡マップで演算して出力するフィードフォワード項
信号を合流させる合流回路と、この合流信号とアクセル
開度過渡信号とによって前記可変ノズル開度をアクセル
開度過渡前の値で保持させる可変ノズル絞り遅延時間を
演算する可変ノズル絞り遅延時間演算回路とを備え、ア
クセル開度過渡時に可変ノズル絞り遅延信号により前記
可変ノズルの絞りを遅延させて最適なエンジン応答性を
得るよう前記排気タービン過給機を制御するようにした
ことを特徴とするとするものである。The device of the present invention is as described in claim 2.
An exhaust turbine supercharger equipped with a variable nozzle that controls the number of revolutions of the exhaust turbine to an optimal supercharging pressure characteristic according to the engine speed and load, and an EGR that causes a part of the exhaust gas to flow into the intake side
A basic opening of the variable nozzle based on the engine speed and the fuel injection amount.
A variable nozzle opening basic map for the accelerator opening transient
Changes in engine speed and fuel injection amount during
Calculate the variable nozzle opening with the feedforward term
Using the transient map for
Variable nozzle basic opening signal that is calculated and output with a map
Feedforward term calculated and output by the transient map
A merging circuit for merging a signal, a variable nozzle aperture delay time calculation circuit for calculating the confluence signal and an accelerator opening transient signal and the variable nozzle to hold the variable nozzle opening in the accelerator opening transient previous value throttle delay time by And the exhaust turbine supercharger is controlled so that the throttle of the variable nozzle is delayed by a variable nozzle throttle delay signal when the accelerator opening transition occurs to obtain an optimum engine responsiveness. It is a thing.
【０００７】[0007]
【発明の実施の形態】以下本発明の実施形態を図面に基
づいて説明する。図１は本発明の排気タービン過給機の
制御装置を示し、１はエンジン回転数Ｎｅと燃料噴射量
Ｑによって排気タービン過給機５の可変ノズル基本開度
を演算する可変ノズル開度基本マップであり、２はアク
セル開度過渡時におけるエンジン回転数Ｎｅと、燃料噴
射量Ｑ／Ｔの変化によりフィードフォワード項を演算す
る過渡マップである。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an exhaust turbine supercharger control device according to the present invention, in which 1 is a variable nozzle opening basic map for calculating a variable nozzle basic opening of an exhaust turbine supercharger 5 based on an engine speed Ne and a fuel injection amount Q. , and the 2 accession
Engine speed Ne and fuel injection at the time of transition of cell opening
It is a transient map which computes a feedforward term by the change of injection amount Q / T.
【０００８】３は前記可変ノズル開度基本マップ１で演
算して出力された可変ノズル基本開度信号と前記過渡マ
ップ２で演算して出力されたフィードフォワード項信号
とを合流させる合流回路である。４は排気タービン過給
機５の可変ノズル絞り遅延時間演算回路であり、前記合
流回路３から出力された可変ノズル基本開度信号とフィ
ードフォワード項信号の合流信号とアクセル開度過渡信
号Ａとによって前記排気タービン過給機５の可変ノズル
開度をアクセル開度過渡前の値で保持させるよう可変ノ
ズル絞り遅延時間を定めて可変ノズルアクチュエータに
可変ノズル絞り遅延時間信号を出力する。この可変ノズ
ル絞り遅延時間ＴＶＧＴ ＯＦＦは図２で示すように、
アクセル開度変化Ａｃｃ／Ｔにより演算する。Reference numeral 3 is a merging circuit for merging the variable nozzle basic opening signal calculated and output by the variable nozzle opening basic map 1 and the feedforward term signal calculated and output by the transient map 2. . Reference numeral 4 denotes a variable nozzle throttling delay time calculation circuit of the exhaust turbine supercharger 5, which calculates a variable nozzle basic opening signal and a feedforward term signal combined signal and an accelerator opening transient signal A output from the combining circuit 3. A variable nozzle aperture delay time is set so that the variable nozzle aperture of the exhaust turbine supercharger 5 is maintained at a value before the accelerator opening transition, and a variable nozzle aperture delay time signal is output to the variable nozzle actuator. This variable nozzle aperture delay time TVGT OFF is as shown in FIG.
It is calculated by the accelerator opening change Acc / T.
【０００９】本発明は上記の構成による排気タービン過
給機５の装置により、アクセル開度過渡時に可変ノズル
開度基本マップ１で演算した可変ノズル基本開度信号
と、過渡マップ２で演算したフィードフォワード項信号
を合流回路３で合流させ、この合流回路３から出力する
合流信号によって可変ノズル絞り遅延時間演算回路４で
アクセル開度過渡信号Ａとによって可変ノズル開度をア
クセル開度過渡前の値で保持させる可変ノズル絞り遅延
時間を演算し、可変ノズル絞り遅延信号によりアクセル
開度過渡時に前記可変ノズルの絞りを遅延させる。According to the present invention, the variable nozzle basic opening signal calculated by the variable nozzle basic opening map 1 when the accelerator opening transition occurs by the device of the exhaust turbine supercharger 5 having the above structure.
When, is combined with feed-forward term signal calculated in transient map 2 at the merging circuit 3, the variable nozzle by the accelerator opening transient signal A by a variable nozzle aperture delay time calculation circuit 4 by merging signal outputted from the merging circuit 3 A variable nozzle aperture delay time for holding the opening at a value before the accelerator opening transition is calculated, and the aperture of the variable nozzle is delayed when the accelerator opening transition occurs by the variable nozzle aperture delay signal.
【００１０】すなわち、アクセル開度過渡時に従来では
図３の点線Ｕで示すように可変ノズルを短時間で絞るた
め排気タービン回転を低下しブースト上昇を鈍くしてエ
ンジンにフレッシュエア供給を少なくし燃焼を悪くして
いたが、上記本発明では図３の実線Ｄで示すようにアク
セル開度過渡時に可変ノズル開度をアクセル開度過渡前
の値で保持するよう可変ノズルの絞りを遅延させる可変
ノズル絞り遅延時間を設けたことにより排気タービン回
転を低下することがなく、従ってブースト上昇を鋭くし
フレッシュエア供給を保持して燃焼を良好にする。前記
可変ノズルが遅延絞りして所定時間の後にはアクセル開
度に見合った最適な可変ノズル開度Ｏに制御される。That is, in the prior art, when the accelerator opening is changed, the variable nozzle is conventionally throttled in a short time as shown by the dotted line U in FIG. 3 so that the exhaust turbine rotation is reduced and the boost rise is slowed down to reduce the fresh air supply to the engine and burn the combustion. However, in the present invention, as shown by the solid line D in FIG. 3, the variable nozzle that delays the aperture of the variable nozzle so as to maintain the variable nozzle opening at the value before the accelerator opening transition as shown by the solid line D in FIG. By providing the throttle delay time, the exhaust turbine rotation is not reduced, and therefore the boost rise is sharpened and the fresh air supply is maintained to improve combustion. The variable nozzle is delayed and throttled, and after a predetermined time, it is controlled to an optimum variable nozzle opening O corresponding to the accelerator opening.
【００１１】これにより、本発明ではアクセル開度過渡
時においてもフィードフォワード理論を盛り込み、排気
タービン過給機５の制御によってエンジン応答性の最適
化を可能とするものである。As a result, in the present invention, the feedforward theory is incorporated even during the transition of the accelerator opening, and the engine response can be optimized by controlling the exhaust turbine supercharger 5.
【００１２】尚、本発明は内部ＥＧＲ又は外部ＥＧＲの
何れのＥＧＲシステムにおいても適用することが可能で
あることを付言する。It should be noted that the present invention can be applied to either an internal EGR system or an external EGR system.
【００１３】[0013]
【発明の効果】以上のように本発明によると、簡単な装
置によって加速時のアクセル開度過渡時において、排気
タービン過給機の制御によってエンジン応答性を最適化
する過給圧特性を確保する効果を有している。As described above, according to the present invention, the supercharging pressure characteristic for optimizing the engine response is ensured by the control of the exhaust turbine supercharger during the accelerator opening transition at the time of acceleration with a simple device. Have an effect.
【図１】本発明装置の系統図FIG. 1 is a system diagram of the device of the present invention.
【図２】可変ノズル絞り遅延時間演算の説明グラフFIG. 2 is an explanatory graph of variable nozzle aperture delay time calculation.
【図３】可変ノズル絞り遅延時間の説明グラフFIG. 3 is an explanatory graph of variable nozzle aperture delay time.
１ 可変ノズル開度基本マップ ２ 過渡マップ ３ 合流回路 ４ 可変ノズル絞り遅延時間演算回路 ５ 排気タービン過給機1 Variable Nozzle Opening Basic Map 2 Transient Map 3 Merging Circuit 4 Variable Nozzle Throttle Delay Time Calculation Circuit 5 Exhaust Turbine Turbocharger
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ Ｆ０２Ｄ 41/02 Ｆ０２Ｄ 43/00 ３０１Ｎ 43/00 ３０１ ３０１Ｒ 45/00 ３７０Ｂ 45/00 ３７０ Ｆ０２Ｂ 37/12 ３０１Ｑ (56)参考文献 特開2000−205055（ＪＰ，Ａ) 特開2000−120443（ＪＰ，Ａ) 特開2000−282880（ＪＰ，Ａ) 特開 昭62−91627（ＪＰ，Ａ) 特開 昭61−175239（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) F02B 37/24 F02B 37/12 302 F02D 21/08 311 F02D 23/00 F02D 41/02 380 F02D 43/00 301 F02D 45/00 370 ─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. 7 Identification code FI F02D 41/02 F02D 43/00 301N 43/00 301 301R 45/00 370B 45/00 370 F02B 37/12 301Q (56) References JP 2000-205055 (JP, A) JP 2000-120443 (JP, A) JP 2000-282880 (JP, A) JP 62-91627 (JP, A) JP 61-175239 (JP, A) (58) Fields surveyed (Int.Cl. 7 , DB name) F02B 37/24 F02B 37/12 302 F02D 21/08 311 F02D 23/00 F02D 41/02 380 F02D 43/00 301 F02D 45/00 370
Claims (2)
負荷に応じて最適な過給圧特性に制御する可変ノズルを
備えた排気タービン過給機と排気ガスの一部を吸気側に
流入するＥＧＲ装置とを備えたエンジンにおいて、エン
ジン回転数と燃料噴射量によって前記可変ノズルの基本
開度を演算するための可変ノズル開度基本マップと、ア
クセル開度過渡時におけるエンジン回転数と、燃料噴射
量の変化によりフィードフォワード項を演算するための
過渡マップとを用い、前記可変ノズル開度基本マップで
演算して出力する可変ノズル基本開度信号と前記過渡マ
ップで演算して出力するフィードフォワード項信号とに
より前記可変ノズル開度をアクセル開度過渡前の値で保
持させる可変ノズル絞り遅延時間を演算し、可変ノズル
絞り遅延信号によりアクセル開度過渡時に前記可変ノズ
ルの絞りを遅延させて最適なエンジン応答性を得るよう
前記排気タービン過給機を制御するようにしたことを特
徴とする排気タービン過給機の制御方法。1. The number of revolutions of the exhaust turbine is set to the engine revolution
Engine speed and fuel injection in an engine equipped with an exhaust turbine supercharger equipped with a variable nozzle that controls the supercharging pressure characteristic to be optimum according to the load and an EGR device for introducing a part of exhaust gas into the intake side The basics of the variable nozzle depending on the amount
A variable nozzle opening basic map for calculating the opening degree A
Engine speed and fuel injection during transition of the accelerator opening
For computing the feedforward term by changing the quantity
Using the transient map and the variable nozzle opening basic map
The variable nozzle basic opening signal that is calculated and output and the transient marker
The variable nozzle aperture delay time that holds the variable nozzle opening at the value before the accelerator opening transition is calculated by the feed forward term signal that is calculated and output at A method for controlling an exhaust turbine supercharger, wherein the throttle of the variable nozzle is delayed to control the exhaust turbine supercharger so as to obtain an optimum engine response.
負荷に応じて最適な過給圧特性に制御する可変ノズルを
備えた排気タービン過給機と排気ガスの一部を吸気側に
流入するＥＧＲ装置とを備えたエンジンにおいて、エン
ジン回転数と燃料噴射量によって前記可変ノズルの基本
開度を演算するための可変ノズル開度基本マップと、ア
クセル開度過渡時におけるエンジン回転数と、燃料噴射
量の変化によりフィードフォワード項によって可変ノズ
ル開度を演算するための過渡マップとを用い、前記可変
ノズル開度基本マップで演算して出力する可変ノズル基
本開度信号と前記過渡マップで演算して出力するフィー
ドフォワード項信号を合流させる合流回路と、この合流
信号とアクセル開度過渡信号とによって前記可変ノズル
開度をアクセル開度過渡前の値で保持させる可変ノズル
絞り遅延時間を演算する可変ノズル絞り遅延時間演算回
路とを備え、アクセル開度過渡時に可変ノズル絞り遅延
信号により前記可変ノズルの絞りを遅延させて最適なエ
ンジン応答性を得るよう前記排気タービン過給機を制御
するようにしたことを特徴とする排気タービン過給機の
制御装置。2. The engine speed of the exhaust turbine is set to
Engine speed and fuel injection in an engine equipped with an exhaust turbine supercharger equipped with a variable nozzle that controls the supercharging pressure characteristic to be optimum according to the load and an EGR device for introducing a part of exhaust gas into the intake side The basics of the variable nozzle depending on the amount
A variable nozzle opening basic map for calculating the opening degree A
Engine speed and fuel injection during transition of the accelerator opening
Variable nose due to feedforward term due to change in quantity
Variable map using a transient map for calculating
Variable nozzle base that calculates and outputs based on the nozzle opening basic map
Fees calculated and output from this opening signal and the transient map
And a variable nozzle aperture delay for calculating a variable nozzle aperture delay time for holding the variable nozzle aperture at the value before the accelerator aperture transition by the merge signal and the accelerator opening transient signal. And a time operation circuit, wherein the throttle of the variable nozzle is delayed by a variable nozzle throttle delay signal when the accelerator opening transitions to control the exhaust turbine supercharger so as to obtain optimum engine responsiveness. Exhaust turbine supercharger control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000350388A JP3471744B2 (en) | 2000-11-17 | 2000-11-17 | Method and apparatus for controlling exhaust turbine supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000350388A JP3471744B2 (en) | 2000-11-17 | 2000-11-17 | Method and apparatus for controlling exhaust turbine supercharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002155753A JP2002155753A (en) | 2002-05-31 |
| JP3471744B2 true JP3471744B2 (en) | 2003-12-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000350388A Expired - Fee Related JP3471744B2 (en) | 2000-11-17 | 2000-11-17 | Method and apparatus for controlling exhaust turbine supercharger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3471744B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006009324A1 (en) * | 2006-03-01 | 2007-09-06 | Dr.Ing.H.C. F. Porsche Ag | Method and controller for controlling a variable turbocharger turbine flow cross section |
| DE102006019255A1 (en) * | 2006-04-26 | 2007-10-31 | Dr.Ing.H.C. F. Porsche Ag | Method and controller for adjusting a variable turbocharger turbine flow area |
| JP5249898B2 (en) | 2009-09-29 | 2013-07-31 | 富士通株式会社 | Engine control program, method and apparatus |
| JP6295996B2 (en) | 2014-06-19 | 2018-03-20 | トヨタ自動車株式会社 | Internal combustion engine with a supercharger |
| CN111219263B (en) * | 2020-02-22 | 2021-04-27 | 东风汽车集团有限公司 | Method for determining supercharging feedforward control coefficient of exhaust gas turbine engine and storage medium |
-
2000
- 2000-11-17 JP JP2000350388A patent/JP3471744B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002155753A (en) | 2002-05-31 |
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