Figure 55. Investment costs and returns by options

OPTION CAPITAL COST FISHMEAL RECOVERED MT/YEAR ADDITIONAL GROSS REVENUE PAYBACK PERIOD
EVAPORATION PLANT, 35,000 LITERS/HOUR1 $ 1,000,000 5,328 $ 2,029,968 6 MONTHS
RECYCLE SYSTEM WITH EVAPORATOR2 $1,490,000 3,400 $ 1,311,021 14 MONTH
TRANSVAC PUMPS, RECYCLE SYSTEM AND EVAPORATOR3 $2,250,000 3,400 $ 1,311,021 21 MONTH
NIETZSCH PUMPS, RECYCLE SYSTEM AND EVAPORATOR3 $1,730,000 3,400 $ 1,311,021 16 MONTH
MYRENS PUMP4 $ 500,000 3,400 $ 1,311,021 5 MONTH
VACUUM DRY UNLOADER SYSTEM WITH PIER5 $ 5,300,000 3,400 $ 1,311,021 4 YEARS

1 For factories with no stickwater plant recover of stickwater only
2 Assumes use of the wet pump with fresh water, recycling and additional evaporation
3 Assumes purchase of sufficient pumps, recycle system for fresh water and additional evaporation
4 This is very rough estimate since the pump is not being manufactured right now. Ratio water to fish low enough not to require additional evaporation
5 No water used, includes dry unloading, conveyors and pier