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Table 5 Drying methods of microalgae biomass

From: Phycobiliproteins from microalgae: research progress in sustainable production and extraction processes

Methods

Classification

Advantage

Disadvantage

References

Solar drying

 

Low processing cost; No equipment required

Weather dependent, may cause pollution

[75]

Centrifugation dewatering

Bucket centrifuge

Efficient

High energy consumption; small processing capacity

[76]

Spray drying

Centrifugal spray drying; pressure spray drying; airflow spray drying

Rapid and efficient drying

High operating cost

[77]

Freeze drying

Air freeze drying; vacuum freeze drying

No pollution; convenience

High operating cost

[78]

Convective drying

Belt drying; oven drying; tray drying; tunnel drying

Efficient for large scale processing

High temperature may destroy protein

[79]