Abstract
The pulp and paper industry produce dark-colored effluent with high levels of organic matter and nutrients. As a result, a biological treatment system consisting of an aeration tank containing 3.5-6 g/L starting biomass and a clarifier chamber was set up in this investigation. After acclimation, the reactor was driven at a flow rate of 5 L/day for a few weeks at 48h, 24h, and 12h HRT. All through the investigation, the concentrations of organic and nutrient parameters are measured in the influent and effluent samples and documented for data processing. The results reveal that ammonia has satisfactorily met the Standard 'A' standard limits of 10 mg/L after 24 hours of HRT. As a result, reduction efficiencies for nitrate and COD were 80.5% and 95%, respectively. Surprisingly, the majority of the effluent COD readings met the acceptable standard, so no additional testing is required. The mean BOD concentration in effluent was found to be 4.54 mg/L.
| Original language | English |
|---|---|
| Title of host publication | 2021 3rd International Sustainability and Resilience Conference |
| Subtitle of host publication | Climate Change |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 221-224 |
| Number of pages | 4 |
| ISBN (Electronic) | 9781665416320 |
| DOIs | |
| State | Published - 2021 |
| Externally published | Yes |
Publication series
| Name | 2021 3rd International Sustainability and Resilience Conference: Climate Change |
|---|
Bibliographical note
Publisher Copyright:© 2021 IEEE.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 6 Clean Water and Sanitation
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SDG 9 Industry, Innovation, and Infrastructure
Keywords
- activated sludge
- ammonia
- chemical oxygen demand
- flowrate
- pulp and paper wastewater
- treatment
ASJC Scopus subject areas
- Renewable Energy, Sustainability and the Environment
- Global and Planetary Change
- Management, Monitoring, Policy and Law
- Waste Management and Disposal
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