「air‐fuel ratio control」に関連した英語例文の一覧と使い方(7ページ目) - Weblio英語例文検索

A target air-fuel ratio KCMD to feedback-control the O2 output value SVO2 is calculated such that the converted output deviation SVO2P will be zero, and the calculated target air-fuel ratio KCMD is used to control the exhaust gas air-fuel ratio A/FEX.例文帳に追加

変換された出力偏差ＳＶＯ２Ｐが０になるように、Ｏ２出力値ＳＶＯ２をフィードバック制御するための目標空燃比ＫＣＭＤを算出し、これを用いて排ガス空燃比Ａ／ＦＥＸを制御する。 - 特許庁

This air-fuel ratio control device performs air-fuel ratio feedback control so that the output of the oxygen concentration sensor arranged in an exhaust passage of an internal combustion engine and downstream of the catalyst, coincides with a stoichiometric air-fuel ratio corresponding target value.例文帳に追加

空燃比制御装置は、内燃機関の排気通路に配設された触媒下流の酸素濃度センサ出力と理論空燃比相当目標値とが一致するように空燃比フィードバック制御を行う。 - 特許庁

To avoid excessive correction of an air-fuel ratio when air-fuel ratio feedback control is resumed and to avoid excessive delay of the resumption of the air-fuel ratio feedback control.例文帳に追加

空燃比フィードバック制御の再開時に空燃比が過度に補正されることを回避しつつ、空燃比フィードバック制御の再開が過度に遅れることを回避する。 - 特許庁

Main feedback control of the air-fuel ratio is performed according to the output of the main air-fuel ratio sensor 42, and sub feedback control of the air-fuel ratio is performed according to the output of the sub oxygen sensor 44.例文帳に追加

そして、メイン空燃比センサ４２の出力に応じて空燃比をメインフィードバック制御し、サブ酸素センサ４４の出力に応じて空燃比をサブフィードバック制御する。 - 特許庁

To maintain converging responsiveness and converging stability, even if detection delay of an air-fuel ratio is changed, in a deice for performing a feedback control for the air-fuel ratio to a target-air fuel ratio by a sliding mode control.例文帳に追加

スライディングモード制御により空燃比を目標空燃比にフィードバック制御する装置において、空燃比の検出遅れが変化しても、収束応答性及び収束安定性を維持できるようにする。 - 特許庁

To provide an air-fuel ratio control system for an internal combustion engine, which prevents an air-fuel ratio from being set to be richer due to air-fuel ratio feedback control and reaction of catalyst, when the output value of a downstream air-fuel ratio sensor becomes rich when the engine enters a transient state, for example.例文帳に追加

機関の運転状態が過渡運転状態となったこと等に起因して下流側空燃比センサの出力値がリッチとなったとき、空燃比のフィードバック制御と触媒の反応とに起因して空燃比を更にリッチに設定することを防止する。 - 特許庁

The control device performs a main feedback control so that the air-fuel ratio represented by an output value from the upstream air-fuel ratio sensor conforms to a target air-fuel ratio, and performs a sub-feedback so that an output value from the downstream air-fuel ratio sensor conforms to a downstream target value.例文帳に追加

制御装置は、上流側空燃比センサの出力値により表される空燃比が目標空燃比に一致するようにメインフィードバック制御を実行し、下流側空燃比センサの出力値が下流側目標値に一致するようにサブフィードバック制御を実行する。 - 特許庁

When a predetermined air-fuel ratio F/B control condition is established during supplying of the secondary air by the secondary air supply mechanism, an air-fuel ratio F/B control is executed so as to bring the obtained average air-fuel ratio in line with a predetermined target air-fuel ratio.例文帳に追加

また、２次空気供給機構による２次空気の供給中、所定の空燃比Ｆ／Ｂ制御条件が成立するときには、求められた平均空燃比を予め設定された目標空燃比に一致するよう空燃比Ｆ／Ｂ制御が実行される。 - 特許庁

When the air/fuel ratio of the engine becomes temporarily richer than a prescribed air/fuel ratio AFR, the control of the air/fuel ratio to make the absorbed and stored oxygen quantity OSA equal to the target absorbed and stored oxygen quantity OSAref is suspended, and the control based on the theoretical air/fuel ratio is executed for a prescribed period of time (time t2-t5).例文帳に追加

また、機関の空燃比が所定のリッチ空燃比ＡＦＲより一時的にリッチとなると、上記酸素吸蔵量ＯＳＡが目標酸素吸蔵量ＯＳＡrefと等しくなるように行う機関の空燃比制御を中止し、所定時間だけ理論空燃比による制御を行う（時刻ｔ２〜ｔ５の実線）。 - 特許庁

To quickly compensate an error in a base fuel injection quantity without obstructing quick compensation responding to sudden change of air fuel ratio by air fuel ratio control, in the air fuel ratio control based on a value after high pass filtering process of output value of an air fuel ratio sensor upstream of a catalyst.例文帳に追加

触媒上流側空燃比センサの出力値をハイパスフィルタ処理した後の値に基づく空燃比制御において、同空燃比制御による空燃比の急変に対応する迅速な補償を阻害することなく基本燃料噴射量の誤差を迅速に補償すること。 - 特許庁

To provide an air-fuel ratio control device for avoiding mutual interference between air-fuel ratio feedback controls based on air-fuel ratio sensors respectively disposed to exhaust passages upstream and downstream a catalyst, and maintaining stable air-fuel ratio control regardless of an operation state and a cutoff state of a cylinder.例文帳に追加

触媒の上流・下流の排気通路にそれぞれ配設された空燃比センサに基づくそれぞれの空燃比フィードバック制御間の相互干渉を回避し得るとともに、気筒の稼働・休止状態にかかわらず安定した空燃比制御を維持し得る空燃比制御装置を提供すること。 - 特許庁

The engine is provided with an upstream side exhaust air fuel ratio detection means 53 detecting an air fuel ratio of exhaust gas flowing into the exhaust emission control catalyst, and a downstream side exhaust air fuel ratio detection means 54 detecting an air fuel ratio of exhaust gas flowing out of the exhaust emission control catalyst.例文帳に追加

排気浄化触媒に流入する排気ガスの空燃比を検出する上流側排気空燃比検出手段５３と、排気浄化触媒から流出する排気ガスの空燃比を検出する下流側排気空燃比検出手段５４とを具備する。 - 特許庁

Accuracy of individual cylinder air fuel ratio control and accuracy of individual cylinder abnormality diagnosis are improved by performing individual cylinder air fuel ratio control and individual cylinder air fuel ratio abnormality diagnosis with using estimated air fuel ratio of each cylinder of which estimation accuracy is improved by the corrections.例文帳に追加

これらの補正によって推定精度を高めた各気筒の推定空燃比を用いて気筒別空燃比制御や気筒別空燃比異常診断を実施することで、気筒別空燃比制御の制御精度や気筒別異常診断の診断精度を向上させる。 - 特許庁

To prevent sudden change of an engine output torque in a control device for a lean-burn engine, by suppressing the irregularity of fuel control during gradually shifting an air fuel ratio, shifting the air fuel ratio from the combustion mode of a rich air fuel ratio, to that of a lean side air fuel ratio.例文帳に追加

希薄燃焼エンジンの制御装置に関し、空燃比を濃化側空燃比とする燃焼モードから希薄側空燃比とする燃焼モードへの切換時に、空燃比を徐々に切り換える際に、燃料制御のばらつきを抑制して、エンジン出力トルクの急変動を防止することができるようにする。 - 特許庁

When the richer air-fuel ratio control for determining the malfunction of the downstream side air-fuel ratio sensor is executed, this device for determining the air-fuel ratio imbalance between cylinders executes determination of the air-fuel ratio imbalance between the cylinders to estimate the air-fuel ratio of the mixture formed in each combustion chamber and determine whether the deviation occurs or not between the estimated air-fuel ratios of the mixture.例文帳に追加

気筒間空燃比インバランス判定装置は、下流側空燃比センサ異常判定用リッチ空燃比制御が実行されているときに上流側空燃比センサの出力に基づいて各燃焼室に形成される混合気の空燃比を推定して該推定された混合気の空燃比間にずれが生じているか否かを判定する気筒間空燃比インバランス判定を実行する。 - 特許庁

Further, the control device gains an air/fuel ratio imbalance index value which becomes larger as the differences among the cylinders of the air/fuel ratio of a mixed gas supplied to respective combustion chambers is large, and the target air/fuel ratio is corrected to the rich side as the gained air/fuel ratio imbalance index value is large.例文帳に追加

更に、制御装置は、それぞれの燃焼室に供給される混合気の空燃比の気筒間における差が大きいほど大きくなる空燃比不均衡指標値を取得し、その取得された空燃比不均衡指標値が大きいほど、目標空燃比をリッチ側に修正する。 - 特許庁

An electronic control device of an engine calculates air-fuel ratio feedback correction values FAFL and FAFR of a fuel injection quantity with each bank based on a dissociation tendency of the exhaust air-fuel ratio detected by an air-fuel ratio sensor arranged with each right-left banks and the target air-fuel ratio.例文帳に追加

エンジンの電子制御装置は、左右のバンク毎に設けられる空燃比センサにより検出される排気の空燃比と目標空燃比との乖離傾向に基づき燃料噴射量の空燃比フィードバック補正値ＦＡＦＬ，ＦＡＦＲをバンク毎に算出する。 - 特許庁

To alter change speed of downstream side feedback correction value without accompanying significant out-of-order of air fuel ratio in air fuel ratio control device which is computed from output value of a downstream side air fuel ratio sensor and which feedback controls the air fuel ratio based on the downstream side feedback correction value containing integration term.例文帳に追加

下流側空燃比センサの出力値から算出され、積分項を含む下流側フィードバック補正値に基づいて空燃比をフィードバック制御する空燃比制御装置において、空燃比の大きな荒れを伴うことなく、下流側フィードバック補正値の変化速度を変更すること。 - 特許庁

Air-fuel ratio feedback control changing an air-fuel ratio feedback correction coefficient LAMBDA by proportional integration action is carried out at first after engine start based on a rich/lean detection result by the oxygen sensor, and correction demand for keeping air fuel ratio at the stoichiometric air fuel ratio is determined.例文帳に追加

機関始動後、まず、酸素センサによるリッチ・リーンの検出結果に基づき空燃比フィードバック補正係数LAMBDAを比例積分動作で変化させる空燃比フィードバック制御を行わせ、空燃比を理論空燃比にするための補正要求を求める。 - 特許庁

In the temperature rise control for sulfur poisoning recovery of the NOx storing/reducing catalyst 9, part of cylinders is made into a rich air-fuel ratio and the other cylinders are made into a lean air-fuel ratio, and the air-fuel ratio A/F of the whole engine is the theoretical air-fuel ratio.例文帳に追加

ＮＯｘ 吸蔵還元触媒９の硫黄被毒回復のための昇温制御では、一部の気筒をリッチ空燃比にするとともに他の気筒をリーン空燃比とし、エンジン全体としての空燃比Ａ／Ｆについては理論空燃比とされる。 - 特許庁

When correlation between the sensor output and the air-fuel ratio in the linearity range is changed in such a way that the sensor output is quickly changed around the stoichiometric air-fuel ratio (when sensitivity is abnormal), if the sensor output is rich or lean to the stoichiometric air-fuel ratio is only determined, and air-fuel ratio feedback control is continued.例文帳に追加

前記線形領域でのセンサ出力と空燃比との相関が変化して、理論空燃比付近でセンサ出力が急変するようになったとき（感度異常時）には、センサ出力から理論空燃比に対するリッチ・リーンのみを判定し、空燃比フィードバック制御を継続させる。 - 特許庁

A target air-fuel ratio setting unit 24 compares the oxygen adsorption quantity V with the optimal oxygen quantity set by an optimal oxygen adsorption quantity setting unit 23, and outputs a different thereof as a target air-fuel ratio, and an air-fuel ratio F/B control unit 25 controls the exhaust air-fuel ratio.例文帳に追加

そして、目標空燃比設定部２４で、前記酸素吸着量Ｖと最適酸素吸着量設定部２３で設定された最適酸素量を比較し、その差分を目標空燃比として出力し、空燃比Ｆ／Ｂ制御部２５により排気空燃比を制御する。 - 特許庁

In a cylinder injection type engine 1, air-fuel ratio learning control is executed to learn an air-fuel ratio learning value used in the correction of a fuel injection quantity in a stoichiometric combustion operation as a value corresponding to a slippage of an air-fuel ratio of the engine 1 from the stoichiometric air-fuel ratio.例文帳に追加

筒内噴射式のエンジン１においては、ストイキ燃焼運転時に燃料噴射量の補正に用いられる空燃比学習値をエンジン１の空燃比の理論空燃比に対するずれ量に対応する値として学習する空燃比学習制御が実行される。 - 特許庁

During stratified combustion operation of the cylinder fuel injection type engine, an air-fuel ratio feedback execution condition is established and air-fuel ratio feedback control is started, feedback correction is effected on a throttle opening (an air amount) so that a real air-fuel ratio (a real A/F) is adjusted to a target air-fuel ratio (a target A/F).例文帳に追加

筒内噴射式エンジンの成層燃焼運転中に、空燃比フィードバック実行条件が成立して空燃比フィードバック制御が開始されると、実空燃比（実Ａ／Ｆ）が目標空燃比（目標Ａ／Ｆ）となるようにスロットル開度（空気量）がフィードバック補正される。 - 特許庁

In an air-fuel control device, when requiring the warmup of the catalyst of the internal combustion engine, an air-fuel ratio control means controls the air-fuel ratio to be lean over a predetermined lean control time.例文帳に追加

空燃比制御装置において、内燃機関の触媒暖機が要求される場合には、空燃比制御手段は、所定のリーン制御時間にわたり空燃比をリーンに制御する。 - 特許庁

The internal combustion engine 1-1 is provided with: an A/F sensor 63 detecting air fuel ratio; a catalyst temperature sensor 64 detecting catalyst temperature of an exhaust emission control catalyst 61 converting exhaust gas; and an air fuel ratio control part 76 making one of stoichiometric control controlling air fuel ratio in a stoichiometric region and lean control controlling air fuel ratio in a lean region according to detected air fuel ratio.例文帳に追加

内燃機関１−１は、空燃比を検出するＡ／Ｆセンサ６３と、排気ガスを浄化する排気ガス浄化触媒６１の触媒温度を検出する触媒温度センサ６４と、検出された空燃比に応じて、空燃比をストイキ領域に制御するストイキ制御あるいは空燃比をリーン領域に制御するリーン制御のいずれか一方を行う空燃比制御部７６と、を備える。 - 特許庁

Hydrogen is used as fuel and air fuel ratio control is executed with establishing target air fuel ratio to air fuel ratio making NOx emission quantity close to zero when the catalyst 31 is non-active.例文帳に追加

触媒３１が未活性であるときには、水素を使用燃料とすると共に、目標空燃比をＮＯｘ排出量が０近傍となる空燃比に設定して空燃比制御を実行する。 - 特許庁

After the fuel cut of the internal combustion engine is executed, the rich control for temporary keeping the air/fuel ratio of exhaust gas flowing into the catalyst at an air/fuel ratio richer than a theoretical air/fuel ratio.例文帳に追加

内燃機関の燃料カットが実施された後には、触媒に流入する排気ガスの空燃比を理論空燃比よりリッチな空燃比に一時的に維持するリッチ制御を行う。 - 特許庁

To suppress sudden change of combustion air-fuel ratio and reduce emission by obtaining substantial air-fuel ratio introduced to a catalyst along with the secondary air supply and executing an air-fuel ratio F/B (feedback) control.例文帳に追加

２次空気の供給に伴って触媒に導入される実質的な空燃比を求め、空燃比Ｆ／Ｂ（フィードバック）制御を実行することで、燃焼空燃比の急変を抑制しエミッションを低減すること。 - 特許庁

Target air fuel ratio correction quantity λ_TG for performing feedback control of target air fuel ratio λ_M according to air fuel ratio in a downstream side of a catalyst is set according to engine speed Ne and intake air pressure PM.例文帳に追加

目標空燃比λ_Mを触媒下流の空燃比に応じてフィードバック制御するときの目標空燃比補正量λ_TGをエンジン回転数Ｎｅと吸気圧ＰＭに応じて設定する。 - 特許庁

This deterioration judgment means performs a feedback control for correcting a fuel injection amount according to a difference between an air-fuel ratio AF detected through the air-fuel ratio sensor and a target air-fuel ratio AFT.例文帳に追加

この劣化判定装置は、空燃比センサを通じて検出される空燃比ＡＦと目標空燃比ＡＦＴとの差に応じて燃料噴射量を補正するフィードバック制御を実行する。 - 特許庁

Before starting air-fuel ratio F/B control during secondary air supply, the fuel amount is increased so that the air-fuel ratio in the exhaust pipe 24 approaches to the target air-fuel ratio.例文帳に追加

また、二次エア供給中に空燃比Ｆ／Ｂ制御を開始する前に、排気管２４内の空燃比を目標空燃比に近づけるべく燃料増量を実施する。 - 特許庁

When the downstream catalyst is determined to have reached a reduced state in which the downstream catalyst can remove a predetermined amount of nitrogen oxides, the control device controls the averaged air-fuel ratio of the engine to a second air-fuel ratio shifted toward the lean side from the stoichiometric air-fuel ratio.例文帳に追加

制御装置は下流側触媒が所定量の窒素酸化物を浄化することができる還元状態に到達したと判定した場合、機関の空燃比の平均を理論空燃比よりもリーン側の第２空燃比に制御する。 - 特許庁

To perform feedback control of an air-fuel ratio at least based on a time integral value calculated from deviation of a catalyst upstream air-fuel ratio sensor output value from a target value, so as not to unnecessarily and excessively correct the air-fuel ratio.例文帳に追加

触媒上流側の空燃比センサ出力値の目標値からの偏差に基づく値の時間積分値に少なくとも基づいて空燃比を不必要に過補正することがないように同空燃比をフィードバック制御すること。 - 特許庁

To achieve quick sulfur poisoning recovery while reducing the increment of a fuel injection amount for an air-fuel ratio of a whole engine to be a theoretical air-fuel ratio or a rich air-fuel ratio during temperature rise control for the sulfur poisoning recovery of a catalyst.例文帳に追加

触媒の硫黄被毒回復のための昇温制御時に、機関全体としての空燃比を理論空燃比又はリッチ空燃比とするための燃料噴射量の増量分を小さくしつつ、速やかな硫黄被毒回復を実現する。 - 特許庁

To detect a change in an air-fuel ratio of exhaust gas in a combustion chamber earlier than an air-fuel ratio sensor disposed upstream of a catalyst, and to appropriately feedback control the air-fuel ratio even in a transient operation state.例文帳に追加

触媒上流に配設された空燃比センサよりも早く燃焼室内の排ガスの空燃比の変化を検出し、過渡運転状態においても空燃比を適切にフィードバック制御すること。 - 特許庁

To avoid degradation in emission performance by quickly converging an air fuel ratio to a target air-fuel ratio by an air-fuel ratio feedback compensation control regardless of differences in a charge amount of fuel evaporation gas in a canister tank.例文帳に追加

キャニスタタンクの燃料蒸発ガスのチャージ量の差異に拘わらず、空燃比フィードバック補償制御による目標空燃比への収束が速やかに行われ、エミッション性能の悪化を招くことがないようにする。 - 特許庁

To provide a control device for an internal combustion engine, which increases accuracy of detection of an air-fuel ratio by correcting responsiveness of an air-fuel ratio sensor in consideration of an absolute value before a change of an air-fuel ratio detection value.例文帳に追加

空燃比検出値の変化前の絶対値を考慮して空燃比センサの応答性を補正し、空燃比の検出精度を向上させる内燃機関の制御装置を提供する。 - 特許庁

To accurately diagnose abnormality of an air-fuel ratio control device by using an air-fuel ratio behavior model estimating behavior of an air-fuel ratio from the amount of fuel injected represented by using an ARX (Autoregressive with exogenous input) model.例文帳に追加

ＡＲＸモデルを用いて表した「燃料噴射量から空燃比の挙動を推定する空燃比挙動モデル」を利用して、空燃比制御装置の異常診断を精度良く行うこと。 - 特許庁

To execute appropriate air fuel ratio control without excessively correcting air fuel ratio even if fuel injection quantity is subjected to learning correction during cold engine state with using air fuel ratio learning value set after completion of warming up.例文帳に追加

冷態時において、暖機完了後に設定した空燃比学習値を用いて燃料噴射量を学習補正した場合であっても、空燃比の過剰補正とならず適正な空燃比制御を実行できるようにする。 - 特許庁

In a period after completion of fuel cut operation, the control device controls averaged air-fuel ratio of the engine to a first air-fuel ratio which falls within a window of the downstream catalyst 55 and is shifted toward the rich side from the stoichiometric air-fuel ratio.例文帳に追加

制御装置は、フューエルカット制御を終了した後の期間において、機関の空燃比の平均を下流側触媒５５のウインドウの範囲内であって理論空燃比よりもリッチな第１空燃比に制御する。 - 特許庁

The electronic controller 20 learns air-fuel ratio learning values for compensating for a regular drift in the engine air-fuel ratio for a plurality of learning regions based on the behavior of the air-fuel ratio correction factor, which is reflected in the feedback control.例文帳に追加

この際、電子制御装置２０は機関空燃比の定常的なずれを補償するための空燃比学習値を空燃比補正係数の挙動に基づき複数の学習領域毎に学習し、これをフィードバック制御に反映させる。 - 特許庁

To provide an air-fuel ratio control device of an internal combustion engine, which properly controls the air-fuel ratio even when an air-fuel ratio sensor deteriorates asymmetrically, and thereby maintains excellent emission.例文帳に追加

空燃比センサが非対称に劣化した場合においても空燃比を適切に制御し、もって、エミッションを良好に維持することができる内燃機関の空燃比制御装置を提供すること。 - 特許庁

To provide an air fuel ratio control device for an internal combustion engine capable of surely reducing emission of NOx at the time of switching from a lean air fuel ratio to a rich air fuel ratio as occurs just after recovering from a fuel cut.例文帳に追加

燃料カット復帰直後等、リーン空燃比からリッチ空燃比への切り換え時においてＮＯxの排出を確実に低減可能な内燃機関の空燃比制御装置を提供する。 - 特許庁

At that time, an active air fuel ratio control is conducted in which the air fuel ratio of the engine is changed over forcedly between the rich side and the lean side alternately with the theoretical air fuel ratio in the middle.例文帳に追加

その際に、内燃機関の空燃比を、理論空燃比を挟んでリッチ側とリーン側とに交互に強制的に切り替えるアクティブ空燃比制御を実行する。 - 特許庁