sewer systems Articles

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Hey, America: It’s time to talk about the price of water

by Ensia  (Oct. 6, 2014)

Recent woes have drawn unprecedented attention to the worth of fresh, clean water. Can it change the way we pay for the world’s most undervalued resource? This summer, a 90-year-old water pipe burst under Sunset Boulevard in Los Angeles, sending a geyser 30 feet into the air and a flood of troubles over the UCLA campus. Raging water and mud ...

Underground research for sewer optimization - Case Study

by Eijkelkamp Agrisearch Equipment  (Jul. 22, 2014)

Project Underground research for sewer optimization Client The local authority of Bergen in co-operation with Tauw Consultancy Country The Netherlands Background and objective The local authority of Bergen in North Holland wants to limit the management costs of the sewer system. The ...

GTI`s Odor Control System Ends Neighbors` Complaints

by Geomembrane Technologies Inc. (GTI)  (Oct. 15, 2014)

The South Dearborn Regional Sewer District in Lawrenceburg, Indiana, provides regional wastewater treatment ser vices for three cities and an international distillery. As the community grew, wastewater treatment plant managers at the South Dearborn Regional Sewer District saw an increase in complaints from neighbors about a foul smell lingering ...

ARA Thunersee Gemeindeverband - Case Study

by Microtronics Engineering GMBH  (Sep. 23, 2014)

Customer: ARA Thunersee Gemeindeverband - Sector: Wastewater Management - Country: Switzerland - Year of Cooperation: 2011 - Website: - Supplier: Endress & Hauser Messtechnik GmbH & Co KG - Microtronics Engineering GmbH - Installation & Operation: Imeth AG The Customer The ARA ...

IGM Messen - case study

by Microtronics Engineering GMBH  (Sep. 23, 2014)

Customer: IGM Messen GmbH Sector: Metrology for the water industry Country: Germany Technology Supplier: Microtronics Engineering GmbH Year of Cooperation: 2010 Website: The Customer IGM Messen is an expert in gathering and analysing measurement data for the water industry and performs rainfall, drainage, freight and temperature ...

Large Diameter Impellers Make Trash Pumps More Versatile

by Griffin Dewatering  (Jan. 22, 2014)

The introduction of these impellers allow for a higher range of discharge pressure. Pumps are available in many types—diaphragm, positive displacement and progressive cavity—but the most common is a centrifugal pump. Centrifugal pumps have an impeller that spins, transferring energy to the fluid by centrifugal force and directing the ...

Case Study - Sewer Sensors

by Solid Applied Technologies Ltd.  (Sep. 10, 2013)

Sewer Sensors Sewer sensors are offered by Solid Applied Technologies for remote level monitoring. The sesnors are ultrasonic, non-contact with no moving parts. The system is equipped with an external battery pack and can operate at a low-power-mode for long term life. The sensors are equipped with embedded GSM cellular modem and act as M2M ...

Risk assessment of sewer condition using artificial intelligence tools: application to the SANEST sewer system

by IWA Publishing  (Feb. 19, 2014)

Operation, maintenance and rehabilitation comprise the main concerns of wastewater infrastructure asset management. Given the nature of the service provided by a wastewater system and the characteristics of the supporting infrastructure, technical issues are relevant to support asset management decisions. In particular, in densely urbanized areas ...

Estimating inflow to a combined sewer overflow structure with storage tank in real time: evaluation of different approaches

by IWA Publishing  (Oct. 20, 2014)

The performance assessment of storage tanks and combined sewer overflow (CSO) structures in sewer systems requires knowledge of the total inflow from the catchment during rainfall events. Many structures are, however, only equipped with sensors to measure water level and/or outflows. Based on the geometry of the tank, expressed as a level-storage ...

Revealing biogenic sulfuric acid corrosion in sludge digesters: detection of sulfur-oxidizing bacteria within full-scale digesters

by IWA Publishing  (Oct. 29, 2014)

Biogenic sulfuric acid corrosion (BSA) is a costly problem affecting both sewerage infrastructure and sludge handling facilities such as digesters. The aim of this study was to verify BSA in full-scale digesters by identifying the microorganisms involved in the concrete corrosion process, that is, sulfate-reducing (SRB) and sulfur-oxidizing ...

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