Calculators›Glycol Dehydration
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Glycol Dehydration Calculator

GPSA · API 12GDU · Campbell

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Glycol Dehydration System Calculator
Designs TEG and EG dehydration systems for natural gas water removal. Calculates glycol circulation rate, reboiler duty, and outlet dew point per GPSA standards to prevent hydrate formation.

Glycol Type & Concentration

wt%
TEG - Gas Dehydration:
Lean: 98.5-99.5% · Rich: 95-97%
Target: <7 lb H₂O/MMscf

Site Conditions

ft
Elevation affects reboiler temperature due to reduced atmospheric pressure

Optional: Water Removal Calculations

MMSCFD
lb/MMSCF
lb/MMSCF
Leave blank to skip circulation rate calculation
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About This Calculator

Designs glycol dehydration systems per GPSA standards for natural gas dehydration and freeze protection.

Key Aspects:

  • Freezing Point: Per GPSA data charts
  • Reboiler: Temperature with elevation correction
  • Circulation: ~3 gal TEG/lb water removed
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