Techno-economic analysis of a new downstream process for the production of astaxanthin from the microalgae Haematococcus pluvialis

Bioresources and Bioprocessing

Table 10 Total present value for an interest rate of 2%, NPV after 10 years and IRR of the four downstream D1, D2, D3, and D4

		D1	D2	D3	D4
TCI		9,665,420	6,932,555	6,697,930	5,242,042
Total present value of discounted cash flows	€	5,900,698	9,146,567	9,358,698	7,652,416
NPV	€	− 3,764,721	2,214,012	2,660,767	2,410,374
IRR	%	<0	8.25	9.65	10.75