Economic Analysis of the Production of Amylases and Other Hydrolases by Aspergillus awamori in Solid-State Fermentation of Babassu Cake

Table 1

Effect of fermentation time on economic and throughput indicators of the enzyme production plant (both cases shown after debottlenecking).

Economic/throughput indicator	Fermentation time (h)
	96	144
Batches per year	74	51
Annual product throughput (ton of product stream)	353.36	573.30
Total capital investment; (10^6 USD)	22.40	26.04
Annual operating cost; (10^6 USD)	19.32	19.58
Unitary production cost (USD kg^−1 of product stream)	54.66	34.16