"\"This paper deals with the application of a Permeable Adsorbing Barrier (PAB) for the remediation of an aquifer contaminated by Tetrachloroethylene (PCE) and Trichloroethylene (TCE). Based on a hydrological and geotechnical characterization of the entire polluted aquifer, the design and optimization of the barrier parameters (location, orientation and dimensions) are defined by an iterative procedure using a CFD (Computational Fluid Dynamics) approach. Laboratory adsorption tests on binary system (i.e. PCE+TCE) on a commercial activated carbon are carried out to support the PAB design. A site located near a solid waste landfill in the metropolitan area North of Naples (Italy), where PCE and TCE are simultaneously present, is considered as a case study. Model results show that the PAB designed is effective for the remediation of the contaminated aquifer, both for single-compound and binary contamination, since the concentration of pollutants flowing out of the barrier is everywhere always lower than the concentration limits provided for Italian regulations on groundwater quality.\""
Permeable Adsorbing Barrier for Groundwater Protection from Single-Compounds and Multicomponent Contamination by Chlorinated Organic Compounds
DI NARDO, Armando;DI NATALE, Michele;MUSMARRA, Dino
2013
Abstract
"\"This paper deals with the application of a Permeable Adsorbing Barrier (PAB) for the remediation of an aquifer contaminated by Tetrachloroethylene (PCE) and Trichloroethylene (TCE). Based on a hydrological and geotechnical characterization of the entire polluted aquifer, the design and optimization of the barrier parameters (location, orientation and dimensions) are defined by an iterative procedure using a CFD (Computational Fluid Dynamics) approach. Laboratory adsorption tests on binary system (i.e. PCE+TCE) on a commercial activated carbon are carried out to support the PAB design. A site located near a solid waste landfill in the metropolitan area North of Naples (Italy), where PCE and TCE are simultaneously present, is considered as a case study. Model results show that the PAB designed is effective for the remediation of the contaminated aquifer, both for single-compound and binary contamination, since the concentration of pollutants flowing out of the barrier is everywhere always lower than the concentration limits provided for Italian regulations on groundwater quality.\""I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
