Results 111 to 120 of about 28,695 (269)

Modelling of biofilters for ammonium reduction in combined sewer overflow

open access: yesWater Science and Technology, 2009
Biofiltration has proved to be a useful system to treat combined sewer overflow (CSO). The study presented uses numerical simulation to detect the critical operating conditions of the filter. The multi-component reactive transport module CW2D was used for the simulation study.
Henrichs, M., Welker, A., Uhl, M.
openaire   +2 more sources

Conceptual quality modelling and integrated control of combined urban drainage system [PDF]

open access: yes, 2017
This paper presents the first results of conceptual quality modelling approach oriented to the integrated real-time control (RTC) strategy for urban drainage networks (UDN) and wastewater treatment plants (WWTP) developed in the European project LIFE ...
Cembrano Gennari, Gabriela   +8 more
core  

Using the duration of combined sewer overflow events for the calibration of sewer hydrodynamic models

open access: yes, 2017
This paper compares two calibration approaches to enhance the ability of hydrodynamic models to describe the performance of combined sewer overflow (CSO) structures.
A. Montserrat   +4 more
semanticscholar   +1 more source

Reducing particle accumulation in sewers for mitigation of combined sewer overflow impacts on urban rivers: a critical review of particles in sewer sediments

open access: yesWater Science and Technology
Sewer sediments contain various hazardous compounds, leading to significant pollution risks when combined sewer overflows (CSOs) occur without appropriate controls.
Jun Wu, Yan Ma, Shanshan Song
doaj   +1 more source

Assessment of microbial populations within Chicago area nearshore waters and interfaces with river systems

open access: yesData in Brief, 2015
The Chicago area locks separate and control water flow between the freshwaters of Lake Michigan and the network of Illinois waterways. Under extreme storm conditions, however, the locks are opened and storm waters, untreated waste, and runoff are ...
Emily Sible   +6 more
doaj   +1 more source

Caution Ahead: Overdue Investments in New York's Aging Infrastructure [PDF]

open access: yes, 2014
While Superstorm Sandy focused much-needed attention on key pieces of New York City's infrastructure, the city faces a number of other infrastructure vulnerabilities that have little to do with storm-preparedness -- from aging water mains and ...
Adam Forman
core  

Impact of Combined Sewer Overflow on Wastewater Treatment and Microbiological Quality of Rivers for Recreation

open access: yes, 2017
Within the framework of a one-year study the treatment capacity of a municipal wastewater treatment plant (WWTP) was evaluated, with regard to fecal indicator bacteria (FIB) and to their influence on the recipient.
F. Mascher   +5 more
semanticscholar   +1 more source

Impact of combined sewer overflow on urban river hydrodynamic modelling: a case study of the Chicago waterway

open access: yes, 2017
Combined sewer overflow (CSO) can be a critical inflow source for urban rivers during storm events. This paper presents a case study of the Chicago waterway.
Zhenduo Zhu   +2 more
semanticscholar   +1 more source

How City Hall Can Foster the Urban Farming Revolution in Buffalo [PDF]

open access: yes, 2011
The City of Buffalo has made strides in recent years to make urban farming an accepted use of vacant land. However, the fact remains that the City is unwilling to “take risks” in this area.
Raleigh, Michael
core   +1 more source

Shock load effects on WWTP performance under low loads following capacity expansion for combined sewer overflow control

open access: yesDesalination and Water Treatment
Expanding wastewater treatment plant (WWTP) capacity is an effective approach to control combined sewer overflow. However, this often leads to low-load operation in dry weather and sudden peak flow during rainfall, with limited research on their impacts ...
Xiaomeng Han   +6 more
doaj   +1 more source

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