還元理論の英語

ＮＯｘ吸蔵還元触媒から吸蔵されているＮＯｘを放出させて還元すべきときには燃料供給手段からそれぞれ対応するＮＯｘ吸蔵還元触媒に燃料を供給することにより流入排気ガスの空燃比が理論空燃比又はリッチになるようにする。例文帳に追加

When releasing stored NOx from the NOx storage/reduction catalysts to reduce it, it supplies fuel from the fuel supply means to the NOx storage/reduction catalysts corresponding thereto, respectively, to set the air-fuel ratio of flow-in exhaust gas to be a theoretical air-fuel ratio or rich. - 特許庁

排気浄化材にほぼ理論空燃比またはリッチ空燃比の排気ガスを供給するために必要な還元剤の量をできるだけ少なくする。例文帳に追加

To reduce quantity of reducing agent required for supplying exhaust gas of theoretical air fuel ratio or rich air fuel ratio to an exhaust gas purifying material as much as possible. - 特許庁

排ガスの空燃比が理論空燃比より高いときにＮＯｘを捕捉し、理論空燃比以下のときに捕捉したＮＯｘを還元する排ガス浄化触媒にＣＯ吸着成分を含有する。例文帳に追加

NOx is captured when an air-fuel ratio of exhaust gas is higher than logical air-fuel ratio, and a CO absorptive component is contained in an exhaust gas purifying catalyser to deoxide captured NOx when it is not higher than logical air-fuel ratio. - 特許庁

窒素酸化物、炭化水素およびこの炭化水素に対する理論反応量より多い酸素を含む燃焼排気ガスが流れる排気ガス流路に、上流から順に第１窒素酸化物選択還元触媒部、プラズマ放電部、第２窒素酸化物選択還元触媒部および還元剤浄化触媒部を備えたものである。例文帳に追加

The exhaust emission control device includes a first nitrogen oxide selectively reducing catalyst part, the plasma discharge part, a second nitrogen oxide selectively reducing catalyst part, and a reducer purification catalyst part, which are provided one after another from the upstream in the exhaust gas passage which allows flow of the combustion exhaust gas containing nitrogen oxide, hydrocarbons, and oxygen more than the theoretical reaction amount for the hydrocarbons. - 特許庁

これらＮＯ_x吸蔵還元触媒１４，１５間においてＮＯ_xの放出完了時期に差があると判断されたときにはＮＯ_x吸蔵還元触媒１４，１５からのＮＯ_x放出制御時に各ＮＯ_x吸蔵還元触媒１４，１５に流入する排気ガスの空燃比を最初はリッチに維持し、次いで理論空燃比に維持する。例文帳に追加

When the difference between NO_x discharge completion timings of the NO_x occlusion reduction catalysts 14, 15 is determined to exist, the air-fuel ratio of exhaust gas flowing in the respective NO_x occlusion reduction catalysts 14, 15 when controlling NO_x discharge from the NO_x occlusion reduction catalysts 14, 15 is first maintained in a rich condition and subsequently in a theoretical air-fuel ratio. - 特許庁

ヘキサクロロロジウム酸アンモニウム水溶液にギ酸を添加して、ロジウムを還元回収する操作において、ロジウムをギ酸で還元するのに必要な理論量に対して、ギ酸を2.5〜5.0当量添加し還元後、ろ別することにより、98％以上の高収率でロジウムブラックとして回収するロジウムの回収方法。例文帳に追加

The method for collecting rhodium as the rhodium black at a high yield of 98% or higher includes an operation of reducing and collecting rhodium by adding formic acid into the aqueous solution of ammonium hexachlorinated rhodiumate to reduce the rhodium compound and filtering rhodium, wherein the amount of formic acid to be added is an equivalent weight of 2.5 to 5.0 with respect to a theoretical amount necessary for reducing rhodium. - 特許庁

ＮＯｘ吸蔵還元触媒８４の温度を上昇させる要求がある場合、少なくとも一つの燃焼室には理論空燃比よりも低い空燃比の混合気を導入し、また、少なくとも一つの燃焼室には理論空燃比よりも高い空燃比の混合気を導入する。例文帳に追加

When rise of temperature of NOx storage reduction catalyst 84 is required, air fuel mixture of air fuel ratio lower than theoretical air fuel ratio is introduced to at least one combustion chamber and air fuel mixture of air fuel ratio higher than theoretical air fuel ratio is introduced to at least one combustion chamber. - 特許庁