Improved Performances of a Fluidized Bed Photoreactor by a Microscale Illumination System

Table 3

Influence of inlet ethanol concentration and UVA-LEDs modules number on ethanol conversion, acetaldehyde concentration, and apparent quantum yield.

UVA-LEDs modules number	Inlet ethanol concentration vol. %	Ethanol conversion %	Acetaldehyde concentration ppm	Incident light intensity mW/cm^2	Irradiated windowcm^2	Apparent quantum yield %
2	0.2	73	1416	90	40	8.2
2	1	27	2592	90	40	15.2
4	0.2	100	1940	90	80	5.6
4	1	57	5472	90	80	16.1