explosion limit concentrationとは 意味・読み方・使い方

To provide a treatment device capable of efficiently cooling the exhaust gas of a sintering furnace with water, preventing the penetration of cooling water into the sintering furnace in the breakage of a cooling means, and further surely diluting the hydrogen concentration in the exhaust gas to an explosion lower limit concentration or lower.例文帳に追加

焼結炉の排ガスを効率よく水冷却できるとともに、冷却手段が破損した場合の冷却水の焼結炉への進入が防止でき、さらには排ガス中の水素濃度を爆発下限濃度以下に確実に希釈できる処理装置の提供。 - 特許庁

To provide an improved method for producing diacetoxybutene, by which an interlock system can be operated without being affected by a lag time due to a retention time in a reactor and further by which an interlock set value can be determined on the basis of an oxygen concentration near to an explosion limit concentration.例文帳に追加

反応器内での滞留時間による遅れ時間の影響も無くインターロックを作動させることが出来、爆発限界酸素濃度付近に基づいてインターロック設定値を決定できる様に改良されたジアセトキシブテンの製造方法を提供する。 - 特許庁

To provide a fuel cell system in which non-combustible gas 5-10% is mixed into an exhausted hydrogen gas exhausted from a fuel cell and a concentration of the exhausted hydrogen gas is set to be higher than an explosion upper limit for performing a safe operation.例文帳に追加

本発明は、燃料電池から排気されてきた排出水素ガスに、不燃ガスを５〜１０％混合させ、排出水素ガス濃度を爆発上限範囲以上とし安全運転を行うことを目的とする。 - 特許庁

In the dummy heating method of a heat treatment furnace, dummy heating is performed by supplying mixture gas produced by adding hydrogen to an inert gas at a concentration lower than the lower limit of explosion.例文帳に追加

熱処理炉の空焼き方法であって、前記熱処理炉の中に、不活性ガスに水素を爆発下限未満の濃度で含ませた混合ガスを供給して空焼きを行うことを特徴とする熱処理炉の空焼き方法。 - 特許庁

Hydrogen is quickly diluted to be equal to or below the explosion limit with the reduced quantity of a gas to be used such as relatively expensive nitrogen inert to hydrogen and after that, hydrogen is further diluted safely up to a more lower concentration with inexpensive air.例文帳に追加

比較的高価な窒素などの対水素不活性ガスの使用量を少なくして迅速に爆発限界以下にまで希釈でき、その後は、安価な空気を用いてより低い濃度にまで安全に希釈できる。 - 特許庁

In dewaxing, the concentration of at least one kind of combustible gas (gas to be measured) is measured and conditions such as a heating rate are controlled according to the total concentration of the gas to be measured so as to make the total concentration of the gas to be measured 0-75% of the explosion lower limit concentration of the gas to be measured.例文帳に追加

脱脂を行う際に、燃焼炉内の少なくとも１種の可燃性ガス（測定対象ガス）の濃度を測定し、その測定対象ガスの総濃度に応じて、昇温速度等の条件を調整することによって、測定対象ガスの総濃度をその測定対象ガス全体の爆発下限濃度の０〜７５％の濃度とするように制御を行うセラミック構造体の製造方法。 - 特許庁

On crushing the various used equipments containing combustible fine particles and combustible gases, a safety condition is secured by keeping within the limit amount leading to combustion or explosion by injecting incombustible gases into a specified space to discharge the combustible fine particles and gases before the specified space leads to be the limit amount of combustion or explosion, based on the concentration of the combustible fine particles and the combustible gases perceived by a densitometer.例文帳に追加

可燃性微粉末および可燃性気体を含む使用済み各種機器の破砕において、可燃性微粉末および可燃性気体を濃度計で感知した濃度値に基づいて、燃焼または爆発に至る限界量に至る前に不燃性気体を特定空間内に注入して可燃性微粉末および可燃性気体を排出して限界量以内を維持して安全状態を確保するものである。 - 特許庁

When the hydrogen generating oil sludge is mixed, air is introduced into a mixer of the hydrogen generating oil sludge, and the hydrogen generating oil sludge is mixed in the state that generated hydrogen is diluted to less than 4%, which is an explosion lower limit concentration.例文帳に追加

水素発生油泥の混合に際して、空気を該水素発生油泥の混合機内に導入し、発生した水素を爆発下限濃度である４％未満まで希釈した状態で、水素発生油泥の混合を行うこととした。 - 特許庁