Results 1 to 10 of about 539,267 (342)

Column adsorption of biological oxygen demand, chemical oxygen demand and total organic carbon from wastewater by magnetite nanoparticles-zeolite A composite [PDF]

open access: goldHeliyon, 2023
Herein, magnetite nanoparticles (NPs), zeolite A and magnetite-zeolite A (MAGZA) composite was developed by green methods. The produced nanomaterials were characterized and the effect of process parameters such as flow rate, adsorbent bed height and ...
Abdulsalami Sanni Kovo   +8 more
doaj   +5 more sources

Facultative Stabilization Pond: Measuring Biological Oxygen Demand using Mathematical Approaches [PDF]

open access: diamondE3S Web of Conferences, 2018
Pollution is a man-made phenomenon. Some pollutants which discharged directly to the environment could create serious pollution problems. Untreated wastewater will cause contamination and even pollution on the water body.
Wira S Ihsan, Sunarsih Sunarsih
doaj   +3 more sources

Biological oxygen demand optode analysis of coral reef-associated microbial communities exposed to algal exudates. [PDF]

open access: goldPeerJ, 2013
Algae-derived dissolved organic matter has been hypothesized to induce mortality of reef building corals. One proposed killing mechanism is a zone of hypoxia created by rapidly growing microbes.
Gregg A   +9 more
europepmc   +3 more sources

Types of Materials Used as Media in Biofilter Reactors and How Effective in Removing Biological and Chemical Oxygen Demand in Wastewater: A Systematic Review [PDF]

open access: diamondE3S Web of Conferences
The aim was to determine the types of materials that can be used as media in biofilter reactors, and to determine the effectiveness of these materials in removing Biological and Chemical Oxygen Demand from wastewater.
Muliyadi Muliyadi   +6 more
doaj   +2 more sources

Development of biological oxygen demand biosensor for monitoring the fermentation industry effluent. [PDF]

open access: yesISRN Biotechnol, 2013
A biosensor was developed for the determination of BOD value of fermentation industry effluent. The developed biosensor was fabricated by immobilizing the microbial consortium on cellulose acetate (CA) membrane in close proximity to a DO probe electrode.
Verma N, Singh AK.
europepmc   +2 more sources

The analysis of BOD (Biological Oxygen Demand) and COD (Chemical Oxygen Demand) contents in the water of around laying chicken farm

open access: diamond, 2021
Business activities of laying chicken farm in Sidrap regency have been carried out for decades. This business is a hereditary business carried out by the local community.
A. B. Abdullahi   +3 more
semanticscholar   +2 more sources

PREDICTION OF DISSOLVED OXYGEN IN TIGRIS RIVER BY WATER TEMPERATURE AND BIOLOGICAL OXYGEN DEMAND USING ARTIFICIAL NEURAL NETWORKS (ANNs)

open access: diamond, 2017
The purpose of this study is to develop a feed-forward neural network (FFNN) model with back-propagation learning algorithm to predict the dissolved oxygen from water temperature and 5 days-biological oxygen demand in the Tigris River, Baghdad-Iraq.
Kh. Omar
semanticscholar   +3 more sources

Estimation of Biological Oxygen Demand and Chemical Oxygen Demand for Combined Sewer Systems Using Synchronous Fluorescence Spectra

open access: yesSensors, 2010
Real-time monitoring of water quality for sewer system is required for efficient sewer network design because it provides information on the precise loading of pollutant to wastewater treatment facilities and the impact of loading on receiving water.
Dae-Hee Park   +3 more
doaj   +2 more sources

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