内生脱窒法の英語

脱窒槽１２内に供給された原水中の硝酸性窒素等を脱窒菌により生物学的に脱窒する際に、脱窒槽１２内の原水中に水素ガスを供給する水素ガスを利用した生物学的脱窒方法において、脱窒槽１２で脱窒処理された処理水のｐＨを測定し、測定した処理水のｐＨが所定値以上になったら、処理水を中和した中和水を脱窒槽１２に循環する。例文帳に追加

In a biological denitrifying method supplying hydrogen gas into raw water in a denitrification tank 12 when nitrate nitrogen or the like in raw water supplied into the denitrification tank 12 is biologically treated with denitrifying bacteria to be removed, the pH of raw water denitrified in the denitrification tank 12 is measured and, when the measured pH of treated water becomes a predetermined value or more, treated water is neutralized to be circulated to the denitrification tank 12. - 特許庁

アンモニアおよび亜硝酸性窒素を含有する排液を脱窒槽の下部から脱窒槽内へ供給する排液の供給工程と、脱窒槽内で排液を生物学的に処理する生物学的処理工程と、処理液を脱窒槽の上部から排出する排出工程とを有する脱窒方法である。例文帳に追加

The denitrification method has a waste liquid supply process for supplying the waste liquid containing ammonia and nitrite nitrogen into a denitrification tank from the lower part thereof, a biological treatment process for biologically treating the waste liquid in the denitrification tank and a discharge process for discharging the treated liquid from the upper part of the denitrification tank. - 特許庁

アンモニア性窒素と亜硝酸性窒素を含有する原水を反応槽に導入し、反応槽内のアンモニア性窒素を電子供与体とし、亜硝酸性窒素を電子受容体とする脱窒微生物の作用により亜硝酸性窒素の存在下に生物脱窒する方法において、脱窒微生物の活性が低下したときに、反応槽にヒドラジン及び／又はヒドロキシルアミンを間欠的に添加する。例文帳に追加

In the method for biological denitrification under the existence of nitrite nitrogen by the action of denitrification microorganism by introducing the raw water containing ammonia nitrogen and nitrite nitrogen into a reactor, making the ammonia nitrogen an electron donor and making the nitrite nitrogen an electron acceptor, hydrazine and/or hydroxylamine are added into the reactor intermittently when the activity of the denitrification microorganism is reduced. - 特許庁

独立栄養性脱窒微生物および従属栄養性脱窒微生物を同一槽内に共存させ、生物脱窒する排水処理において、効率のよい排水処理プロセスを提供するとともに、装置構造の単純化、コスト削減、工期の短縮を実現できる生物脱窒方法および装置を提供する。例文帳に追加

To provide a waste water treatment process in which waste water is treated efficiently by biologically denitrifying waste water in the same and one tank where an autotrophic denitrifying microorganism coexists with a heterotrophic denitrifying microorganism and to provide a biological denitrification method and a biological denitrification apparatus, in each of which the simplification of a structure of the biological denitrification apparatus, a reduction in costs and the shortening of a period of construction work can be realized. - 特許庁

独立栄養硫黄脱窒法の生物反応槽１４内に、該生物反応槽１４で脱窒処理された処理水と独立栄養硫黄脱窒菌、硫黄等の固形物とを固液分離する膜分離装置１２、５２を組み込んだので、独立栄養硫黄脱窒菌及び硫黄は処理水の排出に同伴して生物反応槽１４から流出することがない。例文帳に追加

Since membrane separators 12 and 52 for solid-liquid-separation into treated water denitrified in a biological reaction tank 14 and solids such as the autotrophic sulfur denitrification bacteria and sulfur are incorporated into the tank 14 of an autotrophic sulfur denitrification method, the bacteria and the sulfur are prevented from flowing out from the reaction tank 14 when the treated water is discharged. - 特許庁

本願発明に係る生物学的脱窒方法は、反応槽1 内で原水を脱窒菌グラニュールと反応させて処理水とし、該処理水と脱窒菌グラニュールを分離処理することなく反応槽1 から排出して分離槽6 に導入し、分離槽6 において処理水と脱窒菌グラニュールに分離することを特徴とする。例文帳に追加

In a biological denitrification method, raw water is reacted with denitrifying bacteria granules in a reaction tank 1 to obtain treated water and discharged from the reaction tank 1 without separating treated water and denitrifying bacteria granules to be introduced into a separation tank 6 and this raw water is separated into treated water and denitrifying bacteria granules in the separation tank 6. - 特許庁

窒素酸化物を吸着した吸着剤を加熱して再生するにあたり、脱離処理後のガス中に含まれる窒素酸化物濃度があまり変動せず、所定の範囲内となるようにする、吸着剤の再生方法を提供する。例文帳に追加

To provide a method for regenerating an adsorbent by which the concentration of nitrogen oxides included in the gas after desorption treatment does not vary so much but is controlled to a specified range when the adsorbent adsorbing nitrogen oxides is regenerated by heating. - 特許庁