Phase Envelope Generator
Generates pressure-temperature phase diagrams for natural gas mixtures using Peng-Robinson EOS. Identifies critical point, cricondentherm, cricondenbar, and two-phase boundaries for process design.
Light Components (mol%)
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Heavy Components (mol%)
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Operating Conditions
psig
°F
Phase Envelope:
Defines two-phase region where liquid and vapor coexist
Critical Points:
• Cricondenbar: Max pressure
• Cricondentherm: Max temp
Phase Envelope Results
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About This Calculator
Estimates phase envelope critical points using Peng-Robinson equation of state for natural gas mixtures.
Key Aspects:
Cricondenbar: Maximum pressure for two-phase region
Cricondentherm: Maximum temperature for two-phase region