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The large air separation unit intrinsically safe system grounding

The large air separation unit intrinsically safe system grounding
Intrinsic safety system grounding adopts isolated safety pendant intrinsic safety system, which does not need special grounding. Intrinsic safety system using Zener type safety pendant should be equipped with a grounding connection system.
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Aug 27, 2025
DEAR Air Separation Holds Science and Innovation Fund Award Ceremony Innovation Achievement: DEAR Instrumentation Smart Electrical Box Assembly Line
Jun 30, 2025
DEAR Air Separation Actively Responds to Trade Union Initiatives: Provincial Model Worker Zhao Wenfu Champions Craftsmanship Legacy to Empower Modern
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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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LNG Cold Energy Utilisation Air Separation Plant is a liquid air separation plant for the utilization of LNG cold energy with a high utilization rate of cold energy, energy saving and environmental protection, high efficiency and safety factor. Liquid air separation plant for LNG cold energy, including air compression pre-cooling system, purification system, air separation system, nitrogen circulation system. The nitrogen circulation system consists of a high pressure heat exchanger to recover ...
Sep 01, 2025
Causes of molecular sieve into the water accident: when the air-cooled tower level is higher than 3500mm water exceeds the height of the air inlet tube, a large amount of water with the air into the molecular sieve adsorber; when the air-cooled tower resistance rises, higher than 7kPa, the air-cooled tower will form a liquid suspension, resulting in bottom water level fluctuations, air-cooled tower resistance fluctuations, water with the air into the molecular sieve adsorber; molecular sieve swi...
Aug 26, 2025
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