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Cold box piping for liquid air separation plant

Cold box piping for liquid air separation plant
As one of the most complex components in the cold box of a large air separation unit, cryogenic piping is the key to ensuring the stable and safe operation of large air separation plants. In recent years, through the continuous development of new technologies, combined with certification, summary of air separation unit and more efficient, safe and secure guarantee, the design contains a deeper understanding of the various key points.
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Sep 30, 2020
On September 24, a delegation from QinZhou Federation of Industry and Commerce of Guangxi province came to DEAR air separation for investigation and i
Sep 04, 2020
On the morning of Sep 4, Shunhe Hui Nationality District invited more than 30 citizens' representatives to form an investigation group and went to Kai
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Large complete air separation plant KDON(Ar)- 30000/70000-900 solution for chemical industry
DEAR air separation has provided many sets of air separation plant for chemical industry for many years, with rich experience and the safe and stable unit operation. This unit adopts molecular sieve purification, booster turbine expander to supply the cooling capacity of the unit, and the whole rectification hydrogen-free argon production process. The rapid growth of enterprises in the industry is accompanied by the demand for production and the demand for air separation plant. DEAR air separation has cooperated with customers in the large-scale complete set of air separation plant KDON (AR) - 36000/70000-1200 project, which provides customers air separation plant with mature technology, reliable and convenient operation, and energy saving intelligence, which improves the production efficiency of customers, saving the operation cost and creates greater economic benefits.
Large complete air separation plant KDON(Ar)-13000/22000-350 solution for chemical industry
DEAR air separation has provided many sets of air separation plant for chemical industry for many years, with rich experience and the safe and stable unit operation. This unit adopts molecular sieve purification, booster turbine expander to supply the cooling capacity of the unit, and the whole rectification hydrogen-free argon production process. The rapid growth of enterprises in the industry is accompanied by the demand for production and the demand for air separation plant. DEAR air separation has cooperated with customers in the large-scale complete set of air separation plant KDON (AR) - 13000 / 22000-350 project, which has meet the capacity demand and safety demand of the enterprise.
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After the air compressor compressed and pre-cooled air, and then by the purification system to remove water, carbon dioxide and other harmful impurities, into the main heat exchanger cooling part directly into the lower part of the distillation tower. Another part of the liquefier in the liquefied also into the lower tower of liquid air separation plant, in the lower tower in the initial distillation, in turn to obtain high purity nitrogen with liquid nitrogen, dirty liquid nitrogen, poor liquid...
Apr 16, 2024
Given the high sensitivity of oxygen piping to combustibles, piping cleanliness of small air separation unit is an important part of quality control for oxygen piping installations and is subject to the most rigorous degreasing, cleaning and drying treatments. The interior of the pipework should be free from the accumulation of moisture, cleaning agents, particles, organic oils, grease and adhesives, paint and record pen marks and other debris etc. If there is metal debris or grit in the pipe, ...
Mar 11, 2022
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