nitrous bacteriaとは 意味・読み方・使い方

To provide a biological treatment system reducing the outflow of ANAMMOX (anaerobic ammonium oxidation) bacteria and efficiently recovering ANAMMOX bacteria along with nitrogen gas even if nitrous oxide is produced, and a biological treatment method.例文帳に追加

ＡＮＡＭＭＯＸ菌の流出を低減し、かつ亜酸化窒素が発生しても窒素ガスと共に効率よく回収できる生物処理システムおよび生物処理方法を提供する。 - 特許庁

In a nitrification-denitrification treatment method, a nitrite forming nitrification reaction is carried out in raw water in the presence of ammonia oxidizing bacteria while keeping dissolved oxygen in the raw water at a low concentration, COD degrading bacteria are controlled by blocking due to the concentration of accumulated nitrous nitrogen, and after nitrification, nitrous nitrogen formed in the nitrifying step is denitrified by the action of denitrifying bacteria with residual COD components as electron donors.例文帳に追加

原水中の溶存酸素を低濃度に保持しながら、アンモニア酸化細菌の存在下に亜硝酸型硝化反応を行うと共に蓄積した亜硝酸性窒素の濃度阻害によりＣＯＤ分解細菌を抑制して硝化処理した後、硝化工程で生成した亜硝酸性窒素を、残留するＣＯＤ成分を電子供与体として脱窒細菌の作用により脱窒する硝化脱窒処理方法。 - 特許庁

Conversion to nitrous acid and denitrification are performed simultaneously and in parallel by introducing raw water 6 containing the ammoniacal nitrogen into a tank 1 for converting to nitrous acid and for denitrifying and mixing the water with an ammonia oxidizing bacteria and a holophytic denitrifying bacteria while aerating the air of the amount at which the proliferation of the holophytic denitrifying bacteria from an air diffusing device 7 disposed at the bottom part in the tank.例文帳に追加

アンモニア性窒素を含む原水６を亜硝酸化兼脱窒槽１に導入し、槽内底部に設けられた散気装置７から、独立栄養性脱窒菌の増殖を阻害しない量の空気を曝気しながら、アンモニア酸化菌および独立栄養性脱窒菌と混合することにより亜硝酸化および脱窒を同時に並行して行う。 - 特許庁

Ammonia oxidizing bacteria (aerobic bacteria) fixed to Kougaseki (Niijima-feldspar stone), etc., are activated by supplying micro-nanobubbles from below a net-type biological filter 1 and a box-type biological filter 2, and ammonia components in a water tank 3 are oxidized to nitrous acid by the action of the bacteria.例文帳に追加

ネット型バイオ濾過装置１及びボックス型バイオ濾過装置２の下からマイクロ・ナノバブルを送る事によりコーガ石等に定着したアンモニア酸化菌（好気性バクテリア）を活性化し、その働きにより水槽３内のアンモニア成分を酸化し亜硝酸に変換させる。 - 特許庁

In the method for bio-electrochemically treating waste water, an artificial chemical substance (mediator) capable of oxidation-reduction and denitrifying bacteria are added to waste water containing nitric acid and nitrous acid and denitrification reaction is carried out using the reducing power of an electrochemically reduced mediator to reduce the nitric acid and nitrous acid.例文帳に追加

硝酸、亜硝酸を含む廃水に、酸化還元が可能な人工的化学物質（メディエータ）及び脱窒菌を加え、電気化学的に還元したメディエータの還元力を用いて脱窒反応を行い、硝酸、亜硝酸を還元処理する生物電気化学的廃水処理方法。 - 特許庁

In the treatment of the ammonia-containing liquid for anaerobically, biologically denitrifying ammonia in the ammonia-containing liquid, while bringing the ammonia-containing liquid and anaerobic bacteria into contact with each other under an anaerobic atmosphere in a biological treatment tank 14, the necessary amount of nitrous acid for ammonia treatment is added from a nitrous acid storage tank 12 storing a constant concentration nitrous acid to the biological treatment tank 14.例文帳に追加

アンモニア含有液のアンモニアを嫌気的に生物脱窒するアンモニア含有液の処理において、アンモニア含有液と嫌気性細菌とを生物処理槽１４内で嫌気性雰囲気で接触させながら、一定濃度の亜硝酸を貯留した亜硝酸貯留槽１２から生物処理槽１４にアンモニアを処理するための亜硝酸必要量を添加する。 - 特許庁

An apparatus 100 for treating wastewater is characterized by comprising a denitrification tank 10 that reduces nitric acid ions and/or nitrous acid ions with denitrifying bacteria to nitrous oxide and/or nitrogen, and a growth promotor supply means 20 for supplying a denitrifying bacteria growth promotor comprising trivalent iron ions into the denitrification tank.例文帳に追加

本発明の排水処理装置１００は、導入された排水中の硝酸イオン及び／又は亜硝酸イオンを脱窒菌により亜酸化窒素及び／又は窒素に還元処理する脱窒槽１０と、前記脱窒槽内に三価の鉄イオンからなる脱窒菌の増殖促進剤を供給する増殖促進剤供給手段２０とを備えることを特徴とする。 - 特許庁

In the anaerobic ammonia oxidation method, both ammonia and nitrous acid are simultaneously denitrified by using the anaerobic ammonia oxidation bacteria in an anaerobic ammonia oxidation tank 12.例文帳に追加

嫌気性アンモニア酸化槽１２内において、アンモニアと亜硝酸とを嫌気性アンモニア酸化細菌により同時脱窒する嫌気性アンモニア酸化方法。 - 特許庁