DKT Energy Technology

National High-tech Enterprise; Sichuan Provincial Enterprise Technology Center; Class B qualification for chemical engineering design; Class A qualification for environmental pollution prevention and control; Pressure pipeline GC1 design qualification

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Chengdu Natural Gas Chemical Plant of PetroChina Southwest Oil and Gas Field Branch

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Chengdu Natural Gas Chemical Plant of PetroChina Southwest Oil and Gas Field Branch

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Detailed introduction

Parameters

Project Description

Palladium catalytic oxygen dehydrogenation and membrane separation and enrichment helium skid-mounted device

Scale

50Nm3/h Helium palladium catalytic oxygen dehydrogenation and membrane separation helium enrichment device (natural gas helium enrichment device)

Technical index

Processing gas volume: 50Nm3/h;

Feed gas composition: 66.4% He, 10% H2, 25.9% N2 and a small amount of O2, Ar, methane

Pressure: 2.0MPa

H2 content in product helium: ≤1ppm

Helium recovery rate: ≥94.6%

Technical characteristics

The pilot plant in the new field adopts four-stage oxidative dehydrogenation + membrane separation process, which has high efficiency, stable operation, small area and low investment.