...Gas explosions and the movement of flames on a liquid surface are examples of propagation combustion, while the flame of a Bunsen burner is an example of stationary combustion. (3) Premixed combustion and diffusion combustion A type of combustion in which a combustible gas and an oxidizer are mixed in advance upstream of the flame is called premixed combustion, while a type in which the oxidizer is supplied from the surrounding atmosphere by diffusion is called diffusion combustion. The former is used when combustion is utilized, such as in engines and gas stoves, and the latter is used when liquid or solid combustibles burn, such as in a fire. ... *Some of the terminology that refers to "diffusion combustion" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…ガスの爆発や液面上の火炎の移動は伝播燃焼,ブンゼンバーナーの火炎は定置燃焼の例である。(3)予混燃焼と拡散燃焼 火炎の上流側で可燃性ガスと酸化剤があらかじめ混合された状態で燃焼する形式を予混燃焼といい,酸化剤が周囲の雰囲気から拡散によって供給される形式を拡散燃焼と呼ぶ。エンジンやガスこんろのように燃焼を利用する場合には前者が使われ,火災のように液体や固体の可燃物が燃える場合には後者となる。… ※「拡散燃焼」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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