On June 9, 2016, the news came from Qinhuangdao, Hebei province that Kaifeng DEAR kongfen Industrial Co., Ltd. (hereinafter referred to as DEAR kongfen) provided KDON (Ar) to Anfeng Iron and Steel Group Co., Ltd. (hereinafter referred to as Anfeng iron and steel) in Qinhuangdao) the 30000/70000-900 air separation plant is successfully started at one time, the oxygen and nitrogen indexes all exceed the design standard, and the equipment runs stably. According to the actual usage of Anfeng iron and steel, DEAR air separation machine was chosen to conduct argon debugging.
This equipment is a large air separation equipment provided by our company for users. The air compressor adopts the way of steam turbine dragging, which achieves energy saving and consumption reduction to some extent. From the process design, production and manufacturing, quality supervision and inspection to the installation, debugging and other links of this set of equipment, DEAR air separation strictly controls and makes fine air separation. Especially in order to ensure the quality of the equipment installation, delaut chose the elite soldiers to form an installation team with excellent professional level, which laid the foundation for the successful start-up of this set of equipment.
Actual design indicators
Oxygen yield 30000 Nm3 ≥ 31500 Nm3
Purity 99.6% ≥ 99.68%
Liquid oxygen yield 1400 Nm3 ≥ 1400 Nm3
Purity 99.6% ≥ 99.6%
Nitrogen yield 70000 Nm3 ≥ 70000 Nm3
Purity 99.999% ≥ 99.999%
