Numerical Study to Define Initial Thermal Integration Window for Methane Oxidative Coupling with Dehydroaromatization Reactors

Table 3

Reactors coupling approach in systematic tabulated format.

Input layer					Reactor optimizer	Output layer
Priority	Name	Units	Initial input	Constraints	Optimum values	Name	Units	Initial output	Optimum output	Targets
OCM					Reference case
	Inlet temperature	°C	800	800	800	C2 yield	%	33.8	33.8	>30%
	Inlet pressure	atm	1	1	1	CH4 conversion	%	46.1	46.1
	Feed flow rate	Std m^3/h	10,000	10,000	10,000	O2 conversion	%	99.99	99.99	>99%
	Catalyst weight	tons	0.185	0.185	0.185	Space time	Sec	0.24	0.24
	Feed methane	%	61.7	61.7	61.7	Heat duty	MW	9.95	9.95
	Feed ratio	—	3	3	3
MDA					Optimization case
1	Inlet temperature	°C	750	TOCM	800	C6 yield	%	1.1	0.95
2	Inlet pressure	atm	1	POCM	1	CH4 conversion	%	10.3	12.3	>10
3	Feed flow rate	Std m^3/h	10,000	—	72,320	Space time	sec	0.98	0.98
4	Catalyst weight	tons	3	1–10	10	Heat duty	MW	1.15	9.95	QOCM
5	Feed inerts	%	5	<20	5	MDA/OCM ratio	—	16.2	54.1