「Air fuel ratio」に関連した英語例文の一覧と使い方(10ページ目) - Weblio英語例文検索

At the initial time when regeneration control of the downstream catalyst is started, the group of first cylinders and the group of second cylinders have a rich air-fuel ratio and a lean air-fuel ration, respectively, so that an air-fuel ratio flowing into the downstream catalyst does not become a theoretical air-fuel ratio.例文帳に追加

下流側触媒の再生制御開始当初は第１気筒群をリッチ空燃比、第２気筒群をリーン空燃比として下流側触媒に流入する空燃比が理論空燃比とならないように図る。 - 特許庁

A cylinder-by-cylinder air-fuel ration F/B control is executed on the basis of an air-fuel ratio measured with the A/F sensors 58a, 58b and corrected the air-fuel ratio which is an addition value with the air-fuel ratio fluctuation estimation value.例文帳に追加

そして、Ａ／Ｆセンサ５８ａ、５８ｂにより計測される空燃比と、空燃比変動推定値との加算値である補正空燃比に基づき、気筒別空燃比Ｆ／Ｂ制御を行う。 - 特許庁

A pretreatment for dropping the air-fuel ratio of an air-fuel mixture supplied for engine combustion is performed before S releasing treatment so that an exhaust air-fuel ratio A/FEHT becomes a predetermined air-fuel ratio pretreatment value α.例文帳に追加

Ｓ放出処理に先立ち、排気の空燃比Ａ／ＦＥＨＴが所定の空燃比前処理値αとなるように、エンジンの燃焼に供される混合気の空燃比を低下させる前処理が行われる。 - 特許庁

Purge air-fuel ratio estimating means 30Ca and 30Cb estimate the purge air-fuel ratio when purge air-fuel ratio backward movement conditions are established, and when the ratio of a purge flow to an intake air amount is changed, prohibits the updating of the estimated value of the purge air-fuel ratio.例文帳に追加

パージ空燃比推定手段３０Ｃａ，３０Ｃｂは、パージ空燃比後進条件が成立した時にパージ空燃比を推定し、吸入空気量に対するパージ流量の割合が変化した時は、パージ空燃比の推定値の更新を禁止する。 - 特許庁

An air fuel ratio learning routine calculates deviation quantity of air fuel ratio between target air fuel ratio and air fuel ratio detected by an air fuel ratio sensor 6 by using fuel evaporation concentration C detected in a concentration detection routine (step S 309) if the engine is under purging (step S302), and calculates learning correction value flaf for correcting the calculated air fuel ratio deviation quantity (step S310).例文帳に追加

空燃比学習ルーチンは、パージ実施中である場合（ステップＳ３０２）、濃度検出ルーチンにおいて検出した燃料蒸発濃度Ｃを用いて空燃比センサ６による空燃比と目標空燃比との空燃比ずれ量を算出し（ステップＳ３０９）、この算出した空燃比ずれ量を修正するための学習補正値ｆｌａｆを算出する（ステップＳ３１０）。 - 特許庁

When the intake air amount GA becomes equal to or larger than the determination value β (timing t3a), the target air-fuel ratio maintained is changed to a lean air-fuel ratio.例文帳に追加

そして、吸入空気量ＧＡが判定値β以上になる（タイミングｔ３ａ）と、維持していた目標空燃比をリーン空燃比に変更する。 - 特許庁

When the λ1 is less than the λ0, the target air-fuel ratio is set to the neutral air-fuel ratio λ1 without correcting a target amount of air sucked (S18).例文帳に追加

λ１がλ０以下の場合には、目標吸入空気量を補正することなく、目標空燃比を中立用空燃比λ１に設定する（Ｓ１８）。 - 特許庁

Even if the catalyst temperature is low after setting the rich air-fuel ratio, operation is changed to the operation in an even combustion range to reduce the air quantity and set a rich air-fuel ratio (step S103).例文帳に追加

依然として触媒温度が低い場合には、ステップＳ１０３で均一燃焼領域にして空気量を減少してリッチに設定する。 - 特許庁

When the temperature of intake air is medium, the EGR valve 25 opens ad the air-fuel ratio of the mixture is nearly theoretical air-fuel ratio (SB6 to SB8).例文帳に追加

中温状態のときにはＥＧＲ弁２５を開く一方、混合気の空燃比は略理論空燃比とする（ＳＢ６〜ＳＢ８）。 - 特許庁

To provide an air-fuel ratio control device for an internal combustion engine for suitably controlling an air-fuel ratio even during an decrease in the amount of intake air.例文帳に追加

吸入空気量の低下時においても空燃比制御を好適に行うことができる内燃機関の空燃比制御装置を提供する。 - 特許庁

To appropriately execute air-fuel ratio feedback control and air-fuel ratio learning control even at the abnormal time of an air flow meter.例文帳に追加

エアフロメータの異常時にも、空燃比フィードバック制御及び空燃比学習制御を適切に行う。 - 特許庁

The fuel injection quantity is decided by adding the FF correction quantity DFF provided in correspondence with deviation from a theoretical air-fuel ratio of a target air-fuel ratio and the FB correction quantity DFB guard-treated in accordance with an output value of an air-fuel ratio sensor to the basic fuel injection quantity corresponding to the theoretical air-fuel ratio in this device.例文帳に追加

この装置では、理論空燃比に対応する基本燃料噴射量に、目標空燃比の理論空燃比からの偏移に応じて得られるＦＦ補正量DFFと、空燃比センサの出力値に基づくガード処理されたＦＢ補正量DFBとを加えて燃料噴射量が決定される。 - 特許庁

In-cylinder air fuel ratio in the cylinder AFcyl is calculated by dividing the in-cylinder air quantity Mcyl by fuel quantity q_inj.例文帳に追加

筒内空気量Mcylを、燃料量q_injで除することにより、筒内の筒内空燃比AFcylを算出する。 - 特許庁

At this time, an air-fuel ratio of air and fuel supplied to the engine 1 is kept within an appropriate range.例文帳に追加

その際、エンジン１に供給される空気と燃料との空燃比が適切な範囲に保持される。 - 特許庁

In one embodiment, a predetermined air-fuel ratio where air-fuel mixture reaches a combustion limit depending on the valve timing is set to be a value for the lean air-fuel ratio, and a value for the rich air-fuel ratio is set so that the average of the exhaust air-fuel ratio of exhaust gas from each cylinder is lean.例文帳に追加

一実施例では、バルブタイミングに応じて混合気が燃焼限界となる所定の空燃比を、前記リーン空燃比の値に設定すると共に、各気筒からの排気空燃比の平均がリーンとなるように前記リッチ空燃比の値を設定する。 - 特許庁

A control means (10) for controlling an engine 60 based on output of the air fuel ratio sensor 50 restarts the engine 60 when determining that the engine 60 is stopped with an air fuel ratio of air fuel mixture larger than a normal case, and controls the air fuel ratio based on the air fuel ratio sensor 50 after predetermined time passes.例文帳に追加

空燃比センサ５０の出力に基づいてエンジン６０を制御する制御手段（１０）は、混合気の空燃比が通常よりも濃い状態でエンジン６０が停止したと判断した場合に、エンジン６０を再起動し、所定時間を経過した後に、空燃比センサ５０基づく空燃比の制御を行う。 - 特許庁

A feedback correction value is calculated through PID processing about [a deviation between the output value of the air-fuel sensor downstream of the catalyst and an output value Voxsref (constant) corresponding to the target air-fuel ratio] and an air-fuel ratio is controlled to agree with the target air-fuel ratio (= theoretical air-fuel ratio).例文帳に追加

触媒下流の空燃比センサ出力値と目標空燃比相当出力値Voxsref（一定）との偏差」についてＰＩＤ処理してフィードバック補正値が計算され、フィードバック補正値に基づいて空燃比が目標空燃比（＝理論空燃比）に一致するように制御される。 - 特許庁

A second air-fuel ratio value AFRex indicating the air-fuel ratio in the cylinder is calculated according to a detected oxygen concentration OXYC in exhaust gases (S11), and a first air-fuel ratio value AFRcal indicating the air-fuel ratio in the cylinder is calculated according to the detected intake air flow GA and fuel injection amount TOUT (S12).例文帳に追加

検出される排気中の酸素濃度ＯＸＹＣに応じて気筒内空燃比を示す第２空燃比値ＡＦＲｅｘが算出され（Ｓ１１）、検出される吸入空気流量ＧＡ及び燃料噴射量ＴＯＵＴに応じて、気筒内空燃比を示す第１空燃比値ＡＦＲｃａｌが算出される（Ｓ１２）。 - 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

When the exhaust air-fuel ratio exists in the vicinity of the stoichiometric air-fuel ratio, the exhaust air-fuel ratio corresponding to a fuel supply quantity to the internal combustion engine and a suction air quantity of the internal combustion engine, is learnt on the basis of a detecting value of an exhaust air-fuel ratio sensor (S104 and S105).例文帳に追加

排気空燃比が理論空燃比近傍にあるときに、内燃機関への燃料供給量と内燃機関の吸入空気量とに応じた排気空燃比を排気空燃比センサの検出値に基づいて学習する（Ｓ１０４，Ｓ１０５）。 - 特許庁

An average air-fuel ratio is calculated (refer to Fig.9(a)) as the substantial air-fuel ratio in which a before-catalyst air-fuel ratio introduced into the catalyst of the output value detected with an A/F sensor (air-fuel ratio), is averaged during supplying of the secondary air by the secondary air supply mechanism.例文帳に追加

２次空気供給機構による２次空気の供給中、Ａ／Ｆ（空燃比）センサで検出される出力値である触媒に導入される触媒前空燃比が平均化された実質的な空燃比としての平均空燃比が算出される（図９（ａ）参照）。 - 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

Immediately after the fuel injection, the controller performs a fuel injection by an amount corresponding to a small rich air-fuel ratio AFrich.例文帳に追加

その直後から、浅いリッチ空燃比AFrichに対応する量の燃料噴射を行う。 - 特許庁

To exactly learn an air-fuel ratio learning value for each of a gas fuel and a liquid fuel.例文帳に追加

気体燃料と液体燃料のそれぞれについて空燃比学習値を正確に学習すること。 - 特許庁

A desired air-fuel ratio factor KCMD is set to the predetermined diluted value KCMDHB (S23), and air-fuel ratio feed back control is carried out so that a detected equivalent ratio KACT is coincident with the desired air-fuel ratio factor KCMD.例文帳に追加

目標空燃比係数ＫＣＭＤをリーン化所定値ＫＣＭＤＨＢに設定し（Ｓ２３）、検出当量比ＫＡＣＴが目標空燃比係数ＫＣＭＤに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

A control apparatus 70 sets a target air-fuel ratio to a rich air-fuel ratio smaller than a theoretical air-fuel ratio when an oxygen storage state of the catalyst 43 is determined to be an excessive oxygen state, and sets the target air-fuel ratio to a lean air-fuel ratio larger than the theoretical air-fuel ratio when the oxygen storage state is determined to lack oxygen.例文帳に追加

制御装置７０は、触媒４３の酸素吸蔵状態が酸素過剰状態であると判定されている場合に目標空燃比を理論空燃比よりも小さいリッチ空燃比に設定し、酸素吸蔵状態が酸素不足状態であると判定されている場合に目標空燃比を理論空燃比よりも大きいリーン空燃比に設定する。 - 特許庁

The electronic control device also estimates the mixing ratio ALCG of the ethanol fuel contained in the mixed fuel according to the learned value FG of the air-fuel ratio in an air-fuel ratio feedback control, and initializes the learned value FG of the air-fuel ratio when the mixing ratio ALCG is estimated.例文帳に追加

また、空燃比フィードバック制御における空燃比学習値ＦＧに基づいて混合燃料に含まれるエタノール燃料の混合割合ＡＬＣＧを推定し、同混合割合ＡＬＣＧが推定されたときには空燃比学習値ＦＧを初期化する。 - 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 restrain turbulence of the air fuel ratio caused by excessively increasingly correcting a fuel quantity when matching the air fuel ratio with the stoichiometric air fuel ratio by switching a combustion mode to an intake stroke injection mode from a compression stroke injection mode.例文帳に追加

燃焼モードを圧縮行程噴射モードから吸気行程噴射モードに切り替えて空燃比を理論空燃比に一致させるに際し、過剰な燃料増量補正が行われることに起因する空燃比の乱れを抑制する。 - 特許庁

To provide a technology capable of accurately controlling the exhaust air-fuel ratio when performing air-fuel ratio rich control, in an internal combustion engine for performing the air-fuel ratio rich control after stopping fuel cut control.例文帳に追加

本発明は、フューエルカット制御の停止後に空燃比リッチ制御を行う内燃機関において、空燃比リッチ制御実行時に排気空燃比をより精度良く制御することが可能な技術を提供することを課題とする。 - 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

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

The electronic controller 40 sets fuel injection time in a compression process when performing the air-fuel ratio feedback control by bringing the control center closer to the lean air-fuel ratio than the stoichiometric air-fuel ratio.例文帳に追加

電子制御装置４０は制御中心をストイキ空燃比よりもリーン寄りとした空燃比フィードバック制御を実行するに際し、燃料噴射時期を圧縮行程に設定する。 - 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

After injection fuel quantity is feedback controlled based on the corrected detection result of the air fuel ratio sensor so as to keep air fuel ratio of exhaust gas at target air fuel ratio (about 14).例文帳に追加

この補正された空燃比センサの検出結果に基づいて、アフタ噴射燃料量が、排ガスの空燃比が目標空燃比（１４程度）となるようにフィードバック制御される。 - 特許庁

In the method for measuring an output characteristic of an air fuel ratio sensor 47, the output characteristic of the air fuel ratio sensor 47 is measured based on an output value of the air fuel ratio sensor 47 when changing a fuel injection amount.例文帳に追加

燃料噴射量を変動させた際の、空燃比センサ４７の出力値に基づいて、当該空燃比センサ４７の出力特性を測定する空燃比センサ４７の出力特性測定方法である。 - 特許庁

To provide am air-fuel ratio control device for an internal combustion engine, capable of quickly advancing learning of an air-fuel ratio learning value when an abnormality is generated in a fuel system, while securing stability of air-fuel ratio control as such as possible.例文帳に追加

空燃比制御の安定性を極力確保しつつ、燃料供給系等に異常が発生した場合には空燃比学習値の学習を早く進行させることのできる内燃機関の空燃比制御装置を提供する。 - 特許庁

The amount of hydrogen fuel to be supplied to an engine 1 is feedback-controlled so that an actual air-fuel ratio detected by an air-fuel ratio sensor 33 provided in an exhaust passage 3 of the engine 1 corresponds to a target air-fuel ratio.例文帳に追加

エンジン１の排気通路３に設けた空燃比センサ３３で検出される実際の空燃比が目標空燃比となるように、エンジン１に供給される水素燃料量がフィードバック制御される。 - 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 fuel injection quantities of the first and second cylinder groups 1a and 1b are corrected based on the output signal of an air-fuel ratio sensor 29 so as to set the air-fuel ratio of mixed exhaust flowing into the NOX absorbent 12 equal to a stoichiometric air-fuel ratio.例文帳に追加

ＮＯ_X 吸収剤１２に流入する混合排気の空燃比が理論空燃比になるように空燃比センサ２９の出力信号に基づいて第１の気筒群１ａおよび第２の気筒群の燃料噴射量を補正する。 - 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

To perform corrective control such that an actual air-fuel ratio becomes a theoretical air-fuel ratio and to prevent deterioration of exhaust gas purifying performance, even when evaporative fuel is purged to an intake passage, in an air-fuel ratio control device for an internal combustion engine.例文帳に追加

内燃機関の空燃比制御装置において、蒸発燃料を吸気通路にパージした場合でも、実際の空燃比が理論空燃比になるように補正制御し、排気ガス浄化性能の悪化を防止することにある。 - 特許庁