Experimental and neural model analysis of styrene removal from polluted air in a biofilter

作者: Eldon R Rene , Maria C Veiga , Christian Kennes

DOI: 10.1002/JCTB.2130

关键词:

摘要: subjectingthebioreactortodifferentflowrates(0.15‐0.9 m 3 h −1 )andconcentrations(0.5‐17.2 g −3 ),thatcorrespondtoinlet loading rates up to 1390 . During the different phases of continuous biofilter operation, greater than 92% styrene removal was achievable for 250 A back propagation neural network algorithm applied model and predict efficiency (%) this process using inlet concentration (g )a nd unit fl ow (h s input variables. The data points were divided into training (115 × 3) testing set (42 3). most reliable condition selected by a trial error approach estimating determination coefficient (R 2 ) value (0.98) achieved during prediction set. CONCLUSION: results showed that simple based with topology 2‐4‐1 able efficiently performance in biofilter. Through sensitivity analysis, influential parameter affecting ascertained be theflow rate. c � 2009 Society Chemical Industry

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