Experimental Investigation and Techno Economic Analysis of Open Core Gasifier by Using Shredded Cotton Stalk as Feedstock

Author:

Dobariya U. D1,Sarsavadiya P. N1

Affiliation:

1. Department of Renewable Energy and Rural Engineering, CAET JAU, Junagadh, 362001 India

Abstract

Investigation on gasification of shredded cotton stalk was carried out by developing an open core throat less downdraft gasifier reactor (capacity: 70 MJh-1).Performance of the gasifier was carried out at six different gas flow rate (12, 14, 16, 18, 20 and 22 m3/h)levels.The gasifier performed best at 18 m3h-1gas flow rate with equivalence ratio,gasification efficiency, specific gasification rate,specific gas production rate and fuel consumption rate of 0.35, 71.05 %, 192.51 kgh-1m-2,481.28m3h-1m-2and 7.2 kgh-1respectively. The economic analysis was carried out by considering shredded cotton stalk as feed stalk and compared with briquette. The benefit cost ratio of the gasifier systemwas increased from 1.45 to 2.18 (50.34%) and payback period decreased from 5y9m to 3y 5m (40.39 %) considering shredded cotton stalk as feed stock and compared with briquette for (gas flow rate: 18 m3h-1, daily operation: 20 h per day) 270 days of operation per year.

Publisher

Enviro Research Publishers

Subject

General Environmental Science

Reference20 articles.

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3. Groveneveld, M. J. and Japp, J. Hos. Gasification of various wastes (1-50 mm) annular co-current moving bed gasifier. Proceeding of 2nd EL conference on Energy from Biomass. Applied Science Publisher, pp. 406-407, 1983.

4. Kaupp, A. Gasification of rice husk: Theory and Praxis. Publication of Dt. Zentrum fur Entwickhings technologies; Wiesbaden; Vieweg, 1984.

5. CrossRef

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