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Table 5 Equipment costs, fixed capital costs, and total capital investment

From: Primitive techno-economic study of bio-diesel and bio-active compound production from microalgae

Item

Cost ($)

Open pond

34,619,898

Centrifuge

3,422,686

Decanter centrifuge

7,964,516

 Solar dryer

217,474

 Reactors

504,060

 Distillation towers

619,329

 Evaporator

105,264

 L-L extractor

169,920

 Pumps

46,030

 Heat exchangers

118,911

 Mixers

312,721

 Gravity settlers

188,269

 Other

1,160,468

Purchased cost of equipment (PCE)

49,449,544

Contingency = 0.1 × PCE

4,944,954

Auxiliary facility = 0.25 × PCE

1,236,239

Fixed capital investment (FCI)

55,630,738

Working capital investment (WCI) = 0.15 × FCI

8,344,611

Total capital investment (TCI)

63,975,348