Effect of influent COD/SO42− ratios on biodegradation behaviors of starch wastewater in an upflow anaerobic sludge blanket (UASB) reactor

Effect of influent COD/SO42− ratios on biodegradation behaviors of starch wastewater in an... 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 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Bioresource Technology Elsevier

Effect of influent COD/SO42− ratios on biodegradation behaviors of starch wastewater in an upflow anaerobic sludge blanket (UASB) reactor

Loading next page...
 
/lp/elsevier/effect-of-influent-cod-so42-ratios-on-biodegradation-behaviors-of-36R2gH1Wp6
Publisher
Elsevier
Copyright
Copyright © 2016 Elsevier Ltd
ISSN
0960-8524
D.O.I.
10.1016/j.biortech.2016.04.100
Publisher site
See Article on Publisher Site

Abstract

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

Journal

Bioresource TechnologyElsevier

Published: Aug 1, 2016

References

You’re reading a free preview. Subscribe to read the entire article.


DeepDyve is your
personal research library

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

Explore the DeepDyve Library

Unlimited reading

Read as many articles as you need. Full articles with original layout, charts and figures. Read online, from anywhere.

Stay up to date

Keep up with your field with Personalized Recommendations and Follow Journals to get automatic updates.

Organize your research

It’s easy to organize your research with our built-in tools.

Your journals are on DeepDyve

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.

See the journals in your area

Monthly Plan

  • Read unlimited articles
  • Personalized recommendations
  • No expiration
  • Print 20 pages per month
  • 20% off on PDF purchases
  • Organize your research
  • Get updates on your journals and topic searches

$49/month

Start Free Trial

14-day Free Trial

Best Deal — 39% off

Annual Plan

  • All the features of the Professional Plan, but for 39% off!
  • Billed annually
  • No expiration
  • For the normal price of 10 articles elsewhere, you get one full year of unlimited access to articles.

$588

$360/year

billed annually
Start Free Trial

14-day Free Trial