sparging


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

sparging

[′spärj·iŋ]
(chemical engineering)
The process of forcing air through water to remove undesirable gases.
Mentioned in ?
References in periodicals archive ?
a continuously rising froth created by sparging gas to a surfactant solution) follows from Equations (8) and (9):
DeWind One-Pass Trenching Zeeland, MI, uses exclusive technology for the control and remediation of contaminated ground water to install groundwater extraction and collection systems, air sparging and for the construction of slurry walls, permeable reactive barriers and HDPE barriers.
Preliminary trials with leatherleaf to optimize incubation conditions showed that ethylene evolution was not stimulated by addition of water or sparging with nitrogen gas to promote anoxia prior to introduction of acetylene.
The contributors focus on applications and real-world examples in their descriptions of fundamental processes as well as in their coverage of reclamation technologies such as physical treatment, including air sparging and soil heating, chemical treatment, including ion exchange, redox and precipitation, chemical reactive barriers, biodegradation, bioremediation with bacteria and enzymes, including biostimulation and biological fixation, bioremediation with fungi, phytomediation, and metal removal.
As nonscientists, risk managers can benefit from learning about the terms associated with these technologies, as well as the basic science behind some of the most commonly used remediation techniques, including ground water stripping, soil vapor extraction (SVE), air sparging, biosparging, bioventing, chemical oxidation and bioremediation.
In the past, conventional treatments such as pump and treat and air sparging have been the technologies of choice for cleaning up groundwater contaminated with chlorinated solvent.
On the other hand, microbubble sparging is turning out to be an effective alternative for improving the transfer of oxygen in several fermentation studies.
The company says typical applications include nebulizer gas, chemical and solvent evaporation, instrument purge and supply, evaporative light-scattering detector use, and sparging.
Aqueous dilutions of these two volatiles were adjusted in sparging bottles to levels previously determined by Bargmann, et al (7) to yield an approximate chemotaxis index with C.
Tests show MAG degassing rate constants nearly identical to traditional compressed air sparging.