Results 21 to 30 of about 3,618,532 (273)

Chemical and biological phosphorus removal in the activated sludge process [PDF]

open access: yes, 1980
Bibliography: leaves 86-88.This investigation set out to establish in what degree the phosphorus removal characteristics of the Modified Activated Sludge Process could be enhanced by the in-plant addition of iron salts.
Rabinowitz, Barry
core   +1 more source

Optimization of COD, nitrate-N and phosphorus removal from hatchery wastewater with acclimatized mixed culture

open access: yesHeliyon, 2022
The goal of this study is to optimize the condition of the pollutant removal process by using acclimatized mixed culture (AMC) in the treatment of contaminated waste from the hatchery industry.
Norazwina Zainol   +3 more
doaj   +1 more source

Biological excess phosphorus removal in activated sludge systems [PDF]

open access: yes, 1988
Includes bibliographies.When this investigation was commenced in 1983 two activated sludge systems had been developed in South Africa that accomplish biological excess phosphorus (P) removal, the UCT and modified Bardenpho systems.
Wentzel, Mark Charles
core   +1 more source

The effects of modification for contact stabilization activated sludge on EBPR

open access: yesHBRC Journal, 2015
Excessive phosphorus can cause eutrophication in water bodies and needs to be reduced in most wastewaters before being discharged into receiving waters.
Hamdy I. Ali   +4 more
doaj   +1 more source

Salt effect on MUCT system performance of nitrogen and phosphorus removal

open access: yesGreen Energy & Environment, 2021
The effect of salinity on biological nitrogen and denitrifying phosphorus removal was investigated in a Modified University of Cape Town (MUCT) system.
Huining Zhang   +6 more
doaj   +1 more source

Removal of Nitrogen and Phosphorus from Wastewater by Modified Pyrite in a Sequencing Batch Reactor (SBR) [PDF]

open access: yesE3S Web of Conferences, 2019
The removal efficiency of nitrogen and phosphorus is challenging in the conventional biological nitrogen and phosphorus removal processes. In this study, the modified pyrite was used as the fillings of se-quencing batch reactor (SBR) in order to improve ...
Yang Hou-Yun   +4 more
doaj   +1 more source

Research Progress on Water Body Phosphorus Removal Technology Based on Aquaculture Tail Water Treatment

open access: yesProgress in Fishery Sciences
Phosphorus is an essential element for plants, animals, and other living organisms. The lack of phosphorus in aquatic environments can restrict primary productivity, a concern that has increasingly attracted global attention. However, the high phosphorus
Xian LI   +6 more
doaj   +1 more source

The PHO pathway involved in phosphate metabolism in Yeast for efficient phosphorus removal

open access: yesE3S Web of Conferences, 2018
Phosphorus is one of the essential elements needed for the growth and reproduction of any organism. To improve the efficiency of biological phosphorus removal in sewage, it is very important to grasp the precise mechanism of biological phosphorus removal.
Hu Mengfei, Qiu Liping, Wang Yan
doaj   +1 more source

Effect and mechanism of chlortetracycline on phosphorus removal performance in EBPR system

open access: yesGongye shui chuli
A sequencing batch reactor(SBR) was used with casein hydrolysate as the sole carbon source to investigate the impact of chlortetracycline(CTC) on the enhanced biological phosphorus removal(EBPR) system.
YAN Yumeng   +6 more
doaj   +1 more source

Microbial mixotrophic denitrification using iron(II) as an assisted electron donor

open access: yesWater Research X, 2023
Mixotrophic denitrification processes have a great potential in nitrogen removal in biological wastewater treatment processes. However, so far, few studies have focused on the mixotrophic denitrification system using Fe(II) as an exclusively assisted ...
Yuan Pan   +5 more
doaj   +1 more source

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