Primary stresses are those resulting from the action of an applied load, such as pressure or gravity. The arrangement of pipes and the setting of supports.
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.
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.
Before installation of piping for liquid air separation plant, oxygen piping should be subjected to strict acid cleaning and degreasing in accordance with the national standard "Safety Technical Regulations for the Production of Oxygen and Related Gases by Deep Freezing", and then blown clean with dry air or nitrogen without oil.
When the oxygen pipeline has not been put into operation for a long time after installation and construction, it should be protected with dry gas to prevent hu...
1Test
1.1 The water used for the pressure test shall be clean domestic water ,for containers with complex structures or distillation towers, plate fin heat exchangers, condensing evaporators, adsorbers, filters, etc., which should not be used as a medium, the air pressure test is available.
1.2 Gas tightness test for dry oil-free clean air or nitrogen.
2 test pressure categories: strength air pressure test, test water pressur...