Tag Archives: system

Dual Phase Extraction (DPE) | Technology Description

Dual-Phase Extraction (DPE) is a remediation technology for soils and groundwater impacted with volatile organic compounds (VOCs). This technology works by extracting soil vapor and groundwater from the subsurface at a high vacuum, then treating the vapors and water prior to discharge.

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Anaerobic Slop Management System, Central America

CLNSA
A system for anaerobic digestion of slops, water treatment, and biogas utilization was designed to meet regulations, displace fuel-oil, and cut greenhouse gases at a Central American rum distillery.

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Upgrade of a Chemical (Phosphorous) Precipitation System, Food Processor, Buenos Aires, Argentina

Secondary Clarifiers
A chemical metering system used for chemical precipitation of phosphorous required upgrading to accommodate a higher wastewater flow and phosphorous loading. A new chemical metering system consisting of ferric chloride storage tanks, pumps were designed, specified and constructed.

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Biological Wastewater Treatment and Operations Training in Argentina

Secondary Clarifiers
A wastewater treatment process at a potato processing plant located in Argentina was experiencing continuous upsets with their activated sludge treatment system. A hands-on training program was implemented to teach operators to monitor and control the two existing biological treatment processes consisting of a low rate anaerobic wastewater treatment pre-treatment and an activated sludge treatment system.

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Detailed Design and Bid of a Sludge Management System, Manitoba, Canada

To improve the performance of an existing water treatment plant, a sludge dewatering and anaerobic digesting system was designed and constructed. Continue reading

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Bench Scale Testing of Advanced Oxidation for MTBE

Advanced Oxidation of MTBE

The Merced County of Environmental Health office ordered a gas station located in Los Banos, California to mitigate a plume of MTBE. To mitigate the MTBE in groundwater, an advanced oxidation system was proposed for the site.A pilot test was performed to assess the impact of ozone on naturally occurring chromium in soil at the site.

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