…For example, the manufacturing process of table salt consists of a series of unit operations such as fluid transport, evaporation, crystallization, and drying. The concept of unit operations was proposed in 1915 by American engineer Arthur D. Little (1863-1935). Until then, the manufacturing processes of the wide variety of chemical industries, such as petroleum, soap, and sulfuric acid, were only studied individually, making them difficult to handle. … *Some of the terminology that mentions "Little, AD" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…たとえば食塩の製造工程は,流体輸送,蒸発,晶出,乾燥などの一連の単位操作からなっている。単位操作という考え方は,1915年にアメリカの技術者リトルArthur D.Little(1863‐1935)によって提唱された。それまでは,石油,セッケン,硫酸などのように多種多様な化学工業の製造工程は,おのおの単独にしか研究されなかったので,取扱いが煩雑であった。… ※「Little,A.D.」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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