Partial nitritation-anammox (PN/A) process is known as an energy-efficient technology for
wastewater nitrogen removal, which possesses a great potential to bring wastewater …

Traditional activated-sludge treatment technologies, such as anaerobic/anoxic/aerobic
processes, oxidation ditch processes, and sequential batch reactors, play a crucial role in …

The rapid start-up and operating characteristics of simultaneous partial nitrification,
anammox, and denitrification (SNAD) process was investigated using synthetic wastewater …

Biofilm carriers can avoid microorganism washout while maintaining a high amount of
biomass, but are also associated with a long biofilm formation period and biofilm aging. A …

The impact of Fenton oxidation (FO) and Air strip** (AS) pre-treatments on the bacterial
community of a biological activated sludge (B-AS) process for the co-treatment of mature …

The feasibility of starting up mainstream single-stage partial nitrification-anammox (SPNA)
system by inoculating nitrification sludge and anammox biofilm was investigated. The SPNA …

Limited carbon (low C/N) and salinity stress affect the stability of wastewater treatment
plants. However, the effect of salinity shock on activated sludge systems with low C/N ratio …

This work aimed to elucidate the metabolic mechanism of heterotrophic nitrification-aerobic
denitrification (HN-AD) bacteria influenced by varying concentrations of ammonium nitrogen …

Herein an investigation on the performance and structural properties with aspects of stability,
composition, functional group, and three-dimensional distribution were approached to …

The simultaneous partial nitrification, anammox and denitrification (SNAD) process has
been widely used in domestic sewage biological denitrification technology because of its …