High yield high purifying nitrogen apparatus

The utility model provides a high yield high purifying nitrogen apparatus, which comprises a preprocessing system, a purifying system and a fractionating tower, the preprocessing system comprises filters, air compressors and pre-cooling machines which are connected in turn; the fractionating tower c...

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Hauptverfasser: XU AISONG, LIN XUFEI
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LIN XUFEI
description The utility model provides a high yield high purifying nitrogen apparatus, which comprises a preprocessing system, a purifying system and a fractionating tower, the preprocessing system comprises filters, air compressors and pre-cooling machines which are connected in turn; the fractionating tower comprises a turbine expansion machine, a rectification tower and a condensation evaporator, the rectification tower comprises an upper tower and a lower tower, an outlet of the purifying system is connected to an air inlet of the lower tower by a pipeline, the pipeline passes through a main heat exchanger; the lower tower is also provided with an oxygen-enriched solution air outlet, the preprocessing system comprises two sets of filters, air compressors and the pre-cooling machines which are connected in parallel in turn. According to the utility model, the oxygen-enriched pipeline, a raw material air pipeline and a nitrogen gas pipeline are simultaneously connected to the main heat exchanger to enable the cooling c
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language chi ; eng
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subjects BLASTING
COMBINED HEATING AND REFRIGERATION SYSTEMS
HEAT PUMP SYSTEMS
HEATING
LIGHTING
LIQUEFACTION SOLIDIFICATION OF GASES
LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS
MANUFACTURE OR STORAGE OF ICE
MECHANICAL ENGINEERING
MIXTURES BY PRESSURE AND COLD TREATMENT
REFRIGERATION OR COOLING
WEAPONS
title High yield high purifying nitrogen apparatus
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