40 HP High Sour Dehydrator Tail Gas Reciprocating Compressor Package (Custom Unit)

Compass Model No.: EM40-RAA2

Application: Dehydrator Tail Gas Compressor

Location: Northern Alberta

Customer Objective: The customers dehydrator tail gas vapours exceeded the site H2S limits. Compression was required to dispose of vapour via injection @ 500 psig

Design Challenges: Acid gas composition 60% H2S, 30% CO2, 10% H20

Compass Solution: Compass constructed a custom 3-stage, electric drive, acid gas VRU compression package. Due to the H2S and CO2 levels we incorporated our acid gas injection standards which includes full stainless steel process construction.

Major Equipment Specifications

Compressor: Ariel JGA/2 complete with (1) 6.500” M, (1) 6.125” JG-CE & (1) 3.375” JG-HE cylinders

Drive: Toshiba 40 HP electric motor, 460 V / 3 PH / 60 Hz

Air Cooler: Air-X 36VI induced draft cooler assembly (316L SS sections)

Control Panel: Allen Bradley – Compact Logix PLC control assembly

Other Features: Full stainless steel weld package (vessels, piping, vales and instrumentation)

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