Cultivation of Nannochloropsis sp. using narrow beam angle light emitting diode in an internally illuminated photobioreactor

Bioresources and Bioprocessing

Table 2 Comparison of the current work and other researcher results

PBR type^a	Micro- algae species^b	Biomass Productivity (g L⁻¹day⁻¹)	PPFD (μmol m⁻²s⁻¹)	Artificial light	Ref.
This study (IIC)	N	0.02–0.04	350–370	LED
IIC	NS	0.02–0.10	91	Fluorescent	Pegallapati and Nirmalakhandan (2013)
CY	NO	0.3–0.48	300	Fluorescent	Chiu et al. (2009)
IIC	N	0.17–0.20	89–175	Metal halide	Zittelli et al. (2003)
FP	N	0.61–0.85	230	Fluorescent	Zittelli et al. (2000)

^aReflected PBR type
^bReflected Microalgae Species
IIC, internally illuminated column; CY, cylinder; FP, flat panel; N, Nannochloropsis sp.; NS, Nannochloropsis salina; NO, Nannochloropsis oculata