阅读说明：本技术 通过低温蒸馏分离空气的方法和装置 (Method and device for separating air by cryogenic distillation ) 是由 J-P·特拉尼耶 R·杜贝蒂尔格勒尼耶 M·罗谢雷斯 于 2021-05-19 设计创作，主要内容包括：在使用由在第一压力下运行的第一塔(101)和在第二压力下运行的第二塔(102)组成的塔系统通过低温蒸馏分离空气的方法中,将压缩到高于第一压力的第三压力的构成送往所述塔系统的空气的75％至98％的第一空气流(1)送往第一塔,将构成送往所述塔系统的空气的5％至25％的第二空气流(33)压缩到高于第二压力但低于第三压力的第四压力,送往第二塔,第三塔(103)分离富氩料流,且送往第二塔的空气(20)构成送往所述塔系统的总空气的10％至25％。(In a process for separating air by cryogenic distillation using a column system consisting of a first column (101) operating at a first pressure and a second column (102) operating at a second pressure, a first air stream (1) compressed to a third pressure higher than the first pressure and constituting 75% to 98% of the air sent to the column system is sent to the first column, a second air stream (33) constituting 5% to 25% of the air sent to the column system is compressed to a fourth pressure higher than the second pressure but lower than the third pressure and sent to the second column, the third column (103) separates an argon-rich stream, and the air (20) sent to the second column constitutes 10% to 25% of the total air sent to the column system.)