Bioresource Technology 214 (2016) 175–183 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Effect of inﬂuent COD/SO ratios on biodegradation behaviors of starch wastewater in an upﬂow anaerobic sludge blanket (UASB) reactor a b a a a a,c,⇑ Xueqin Lu , Guangyin Zhen , Jialing Ni , Toshimasa Hojo , Kengo Kubota , Yu-You Li Department of Civil and Environmental Engineering, Graduate School of Engineering, Tohoku University, Sendai, Miyagi 980-8579, Japan National Institute for Environmental Studies, Onogawa 16-2, Tsukuba, Ibaraki 305-0053, Japan Graduate School of Environmental Studies, Tohoku University, Sendai, Miyagi 980-8579, Japan highl i ghts graphical a bstrac t Sulﬁdogenesis was essential to the UASB operation and process stability. Reactor showed the high stability at COD/SO ratios P2 with efﬁcient removal of COD and sulfate. Sulﬁdogenesis promoted propionate degradation and acetoclastic methanogenesis. Excessive sulﬁdogenesis suppressed methanogenesis, deteriorating bioenergy conversion. article i nfo abstract Article history: A lab-scale upﬂow anaerobic sludge blanket (UASB) has been run for 250 days to investigate the inﬂuence Received 9 March 2016 of inﬂuent COD/SO ratios on the biodegradation behavior of starch wastewater and process perfor- Received in revised form 10 April 2016 2 mance. Stepwise decreasing COD/SO ratio enhanced sulﬁdogenesis, complicating
Bioresource Technology – Elsevier
Published: Aug 1, 2016
It’s your single place to instantly
discover and read the research
that matters to you.
Enjoy affordable access to
over 12 million articles from more than
10,000 peer-reviewed journals.
All for just $49/month
Read as many articles as you need. Full articles with original layout, charts and figures. Read online, from anywhere.
Keep up with your field with Personalized Recommendations and Follow Journals to get automatic updates.
It’s easy to organize your research with our built-in tools.
Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.
All the latest content is available, no embargo periods.
“Hi guys, I cannot tell you how much I love this resource. Incredible. I really believe you've hit the nail on the head with this site in regards to solving the research-purchase issue.”Daniel C.
“Whoa! It’s like Spotify but for academic articles.”@Phil_Robichaud
“I must say, @deepdyve is a fabulous solution to the independent researcher's problem of #access to #information.”@deepthiw
“My last article couldn't be possible without the platform @deepdyve that makes journal papers cheaper.”@JoseServera