... tank, nitrogen generator and gas buffer tank. 2, Principle: When the process adopts lifting air, oxygen and nitrogen ... is discharged from outlet of adsorption tower. Oxygen is desorbed, discharged and purged in adsorption ... Technical Parameters of ZR-3/30Nm³/h Nitrogen Generator Nitrogen Capacity/Flowrate: 3-3000Nm³/h Nitrogen ... 99.9995% (95%, 97%, 98%, 99%, 99.5%, 99.9%, 99.99%, 99.999%, 99.9995%) ...