Sentence examples for vapour extraction system from inspiring English sources
A vadose zone soil vapour extraction system was used to quantify the volatile organic compounds (VOCs) that partitioned from the aqueous phase into the gas phase.
Results are presented from a pilot-scale field trial aimed at evaluating the performance of such a remediation strategy where in situ air sparging was used in conjunction with a soil vapour extraction system to remove weathered gasoline NAPL from an unconfined sandy aquifer.
Margie Feinberg, a Department of Education spokeswoman, said a vapor extraction system had been installed and the site was being monitored.
In situ air sparging has the potential to augment the removal of nonaqueous phase liquid (NAPL) contaminants in soil vapour extraction (SVE) systems when the NAPL is present in the capillary fringe or below the water table.
Conventional methods to remove or reduce toxic substances introduced into soil or ground water via human activities include pump and treat systems, soil vapour extraction, incineration, and containment, which suffer from recognizable drawbacks and may involve some level of risk.
For the first 5 days of sparging, hydrocarbon concentrations in the sparged air were in equilibrium with the NAPL in the aquifer leading to total petroleum hydrocarbon concentrations in the combined system being three to four times greater than for soil vapour extraction alone.
"This is then deposited from the extraction system into a covered skip.
b Dual extraction system.
Vapour extraction (VAPEX) is a technique used to enhance heavy oil recovery.
Vapour extraction and SAGD share a common objective of decreasing the viscosity of the heavy oil and allowing it to drain by gravity.
