Removal of foaming from industrial wastewater treatment plantsWater Practice and Technology - Tập 10 Số 3 - Trang 415-423 - 2015
Nastaran Khodabakhshi, Gholamreza Asadollahfardi, Elnaz Shahriarinia
Proper operation of activated sludge systems is very important and depends on physical, chemical, and biological parameters of wastewater. In this study, some problems were studied in an existing wastewater treatment plant of a fish-canning factory located in Tehran where thick, brown, stable foam was observed in aeration and clarifier tanks. The effluent of this plant was higher than the ...... hiện toàn bộ
Potential impact of natural hazards on water supply systems in Alpine regionsWater Practice and Technology - Tập 3 Số 3 - 2008
M. Möderl, Davy Vanham, S. De Toffo, Wolfgang Rauch
One of the most important aspects in water supply management is supply security. In this article a methodology is introduced to first identify vulnerable sites of a water supply system (WSS) and second to estimate the potential effect of alpine natural hazards on this system. The approach serves for the definition of zones with low, medium and high potential risk by combining vulnerability...... hiện toàn bộ
Hydrogeochemical investigation and groundwater quality assessment toward ‘smart city planning in a coastal aquifer, IndiaWater Practice and Technology - Tập 18 Số 1 - Trang 168-184 - 2023
George Biswas, Mohd Arshad, Naseem us Saba, Tanvi Arora, Shakeel Ahmed
Abstract
This paper aims to understand the general background of groundwater quality that must be considered for the 'smart city' planning of Surat city. Twenty-Six water samples collected from bore wells of the city were analyzed. The results showed that water is alkaline, as pH varies from 7.6 to 9.2. The concentration of Cl− and Na+ are correlated...... hiện toàn bộ