Micro-Scale N2 Rejection Plant to Upgrade Low-BTU Gas

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Micro-Scale N2 Rejection Plant to Upgrade Low-BTU
Gas Elmdale field, Chase County, KS
A Joint Project by Kansas Geological Survey
(KUCR, KU) American Energies Inc. Stripper Well
Consortium
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4. Rate/Pr Meter - Inflow
3. De-hyd low BTU gas
2. De-hydrator
1. Low BTU Feed Gas
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8. Pressure Equalizing Values
7. Instrument- gas Scrubber
Alternating Adsorption Desorption Towers
Manholes to unload spent beds
6. Valves controlling feed into towers
5. Low BTU dehydrated Feed
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Rear side of the Adsorption/Desorption Towers
Front side of the Adsorption/Desorption Towers
11. N2-rich effluent to flare
9. Solenoid values connected to vacuum for
desorption of methane from beds
10. Upgraded gas line
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13. Compressor powered by engine
16. Scrubbed upgraded gas to compressor
15. Gas Scrubber
14. Upgraded gas line
12. Engine
11. Low-BTU feed to engine
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21. Sales Gas Meter
19. Surge tank 1 hr holding capacity
22. To Sales Pipeline
18. Condensate Removal Tower
17. Upgraded compressed gas line
20. Sales gas line
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Flare - to handle CH4 breakthrough
Bull Nipple
Hopper to load activated carbon into tower fits
on bull nipple
N2 rich effluent to flare