id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
aiti-4027	Lien, Cheng-Chang; Lin, Wei-Cheng	A Biogas Desulphurization System with Water Scrubbing	2019	7	.pdf	application/pdf	3895	174	56	From the test results, it showed that the removal efficiency of H2S was 47.7% in 30 minutes of water scrubbing time under 120 ℓ of total water amount, 80 cm of water level in the water scrubbing cylinder, 20 ℓ/min of internal circulation water flow rate and 10 ℓ/min of external circulation water flow rate, and 25 ℓ/min of biogas flow rate. Under 25 ℓ/min of biogas flow rate, the removal H2S 0 20 40 60 80 100 0 5 10 15 20 25 30 Biogas flow rate : 25 ℓ/min Biogas flow rate : 50 ℓ/min Biogas flow rate : 75 ℓ/min Water scrubbing time (min) R em o v al H 2 S e ff ic ie n cy ( % ) 0 20 40 60 80 100 0 5 10 15 20 25 30 Outside Cycle 0 ℓ/min of water flow Water scrubbing time (min) R em o v al H 2 S e ff ic ie n cy ( % ) Advances in Technology Innovation, vol. 4, no. 4, 2019, pp. 269-275 273 efficiency versus water scrubbing time for 0 and 10 ℓ/min of external circulation water flow rate is shown in Fig.	cache/aiti-4027.pdf	txt/aiti-4027.txt