Science – Society – Technology
New gas geothermometers (GasGi) | Gas concentrations (mmol/mol dry-basis) | Bottom-hole temperature °C | |||
---|---|---|---|---|---|
CO2 | H2S | CH4 | H2 | BHTm | |
Concentration intervals [Min, Max] | [Min, Max] | ||||
GasG1, GasG2, GasG6, and GasG8 | [311, 3206] | [0.1032, 357] | [0.000059, 57] | [0.1084, 477] | [170, 374] |
GasG3, GasG4, GasG5 and GasG7 | [699, 994] | [0.1032, 197] | [0.000059, 57] | [0.1084, 128] | [170, 374] |
 | Input variable 1 | Input variable 2 | Input variable 3 | Input variable 4 | Input variable 5 |
GasG1 | [− 9.17, − 0.21] | [− 16.56, − 2.67] | [− 9.07, 0.43] | – | – |
GasG2 | [2.67, 16.56] | [− 0.82, 13.95] | [− 2.99, 11.13] | – | – |
GasG3 | [− 9.17, − 1.39] | [− 16.56, − 2.67] | [− 9.07, − 1.77] | – | – |
GasG4 | [2.67, 16.56] | [− 0.82, 13.95] | [− 2.99, 11.13] | – | – |
GasG5 | [1.77, 9.07] | [− 2.90, 6.14] | [− 11.13, 2.99] | – | – |
GasG6 | [5.74, 8.07] | [− 2.27, 5.88] | [− 9.73, 4.04] | [− 2.22, 6.17] | – |
GasG7 | [6.55, 6.90] | [− 2.27, 5.28] | [− 9.73, 4.04] | [− 2.22, 4.85] | – |
GasG8 | [− 9.17, − 0.21] | [− 16.56, − 2.67] | [− 9.07, 0.43] | [− 2.27, 5.88] | [− 2.90, 6.14] |