| Nomenclature | Subscripts | ||
| P | Pressure [kPa] | initial | initial |
| Rg | Gas constant [J・mol−1・˚C−1] | equilibrium | equilibrium |
| ν | Molar volume [m3・mol−1] | chamber | chamber |
| ΔHab | Absorption heat [kJ・mol−1] | cell | reactor dell |
| T | Temperature [˚C] | absorption | absorption |
| TC | Critical temperature [˚C] | HFC-134a | HFC-134a |
| z | Weight of fraction [g-refrigerant/g-absorbent] | absorbent | absorbent |
| n | Molar quantity [mol] | R | refrigerant |
| M | Molecular weight [kg・mol−1] | IL | ionic liquid |
| W | Weight [g] |
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| V | Volume [m3] |
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| Φ | Correction factor [-] |
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| γ | Activity coefficient [-] |
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| Saturated vapor pressure [kPa] |
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| B | 2nd virial coefficient [m3・mol−1] |
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| α | Unique temperature-independent constant [-] |
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| y | Vapor phase mole fraction [-] |
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| x | Liquid phase mole fraction [-] |
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| τ, G | NRTL model parameters [-] |
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| a, b, m | Peng-Robinson equation parameters [-] |
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| Molar liquid volume [m3・mol−1] |
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