Research Article
Numerical Study to Define Initial Thermal Integration Window for Methane Oxidative Coupling with Dehydroaromatization Reactors
Table 2
Comparison of OCM and MDA parametric studies.
| | Cases | OCM | MDA |
| | Operating conditions | | | | Inlet temperature (°C) | 700–800 | 700–800 | | Inlet pressure (atm) | 1–5 | 1–5 | | Flowrate (std m3/h) | 10,000–20,000 | 10,000–20,000 | | Gas hourly space velocity (h−1) | 6,900−13,800 | 831.97–1663.95 |
| | Feed composition | | | | Feed CH4 mole fraction (%) | 45–68.48 | 50–99 | | Feed CH4/O2 ratio | 1.5–5 | — | | Feed inert mole fraction (%) | 10–40 | 5–50 |
| | Reactor performance | | | | C2 or C6 yield (%) | 11.4–33.8 | 0.6–3.0 | | CH4 conversion (%) | 20.0–46.1 | 6.4–19.9 | | O2 conversion (%) | 60.3–99.99 | — | | C2 or C6 selectivity (%) | 40.7–73.2 | 8.6–30.2 |
| | Heat and catalyst weight | | | | Heat requirement (MW) | 6.26–13.10 | 0.72–2.2 | | Catalyst weight (tons) | 0.25–0.5 | 3.07–6.13 |
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