Experimental investigation of the flame stability limits for H-2 + C3H8, H-2 + C2H6 and H-2 + CH4 jet flames

Messaoudani, Zine Labidine and Hamid, Mahar Diana and Wu, Yajue and Hassan, Che Rosmani Che (2022) Experimental investigation of the flame stability limits for H-2 + C3H8, H-2 + C2H6 and H-2 + CH4 jet flames. Brazilian Journal of Chemical Engineering, 39 (2). pp. 487-510. ISSN 0104-6632, DOI https://doi.org/10.1007/s43153-021-00169-4.

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Abstract

Experimental work was conducted to investigate the flame stability limits of H-2 + C3H8, H-2 + C2H6 and H-2 + CH4 jet flames by using a single jet diffusion burner with a nozzle diameter of 2 mm. The results of 400 experimental tests showed that the increment of hydrogen composition increases the stability limits of the hydrogen-hydrocarbon jet flames. Furthermore, the results also showed that H-2 + C3H8 jet flames could be effectively lifted or blown out at a lower jet exit velocity than H-2 + C2H6 and H-2 + CH4 jet flames at similar H-2 concentrations. In addition, it was observed that the H-2 + CH4 jet flame exhibits the highest blowout velocity. It was also found that the stability limit of hydrogen-hydrocarbon jet flames starts to increase rapidly at hydrogen volumetric composition of 90% for H-2 + C3H8, 85% for H-2 + C2H6 and 70% for H-2 + CH4.

Item Type: Article
Funders: Ministry of Higher Education, Malaysia(MOHE) [Grant No; FP045-2020]
Uncontrolled Keywords: Hydrogen fuel; Hydrogen-hydrocarbon jet flames; Stability limits; Turbulent diffusion flames
Subjects: Q Science > QD Chemistry
T Technology > TP Chemical technology
Divisions: Faculty of Engineering > Department of Chemical Engineering
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 11 Oct 2023 07:52
Last Modified: 11 Oct 2023 07:52
URI: http://eprints.um.edu.my/id/eprint/42422

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