Because of the rapid growth of global population and economic activity, sewage sludge
management is a global conundrum. Conventional landfilling and land-farming of sewage …

The activated sludge process (ASP) is the most commonly used process for wastewater
treatment. Improving its performance is necessary from economic and environmental point of …

Energy consumption represents a significant part of the operative costs of a wastewater
treatment plant but, with a correct design and a careful management model, there are …

The present work provides an overview of technological measures to increase the self-
sufficiency of wastewater treatment plants (WWTPs), in particular for the largely diffused …

Nowadays, one of the major challenges in the wastewater sector is the successful design
and reliable operation of treatment processes, which guarantee high treatment efficiencies …

Wastewater treatment plants strongly contribute to the Greenhouse Gas emissions of the
water industry and are responsible for the 3% of the global energy demand. This proportion …

Mathematical Modelling and Computer Simulation of Activated Sludge Systems–Second
Edition provides, from the process engineering perspective, a comprehensive and up-to …

Ambitious energy targets in the 2020 European climate and energy package have
encouraged many stakeholders to explore and implement measures improving the energy …

An important tool to minimise energy consumption in activated sludge processes is to control
the aeration system. Aeration is a costly process and the dissolved oxygen level will …

Highlights•Heavy oil wastewater was treated using a combined bioprocess for the first
time.•Most of organic compounds like phenolic, alkenes and aldehydes compounds can be …