2010全国生物材料大会论文集之 (998).pdf

Experimental Study on the Remediation of Oil
Contaminated Soil Using Ultrasound
Wen Zhang1, Jianbing Li1, 2, Youding Han1, Weikun Song1
1 China-Canada Energy and Environmental Research 2 Environmental Engineering Program
Center University of Northern British Columbia
North China Electric Power University Prince e, BC, Canada
Beijing, China ******@


Abstract—A series of orthogonal experiments were conducted to including initial oil concentration, soil-water ratio, soil type,
investigate the impact of ultrasound on the remediation of sonication time and ultrasound power. The results would
petroleum-contaminated soil. Five factors were examined, provide sound scientific basis for essfully applying
including initial oil concentration, soil-water ratio, soil type, ultrasound to the field of oil contaminated soil remediation.
sonication time and ultrasound power. The experimental results
showed that the cleanup effect of ultrasound for oil contaminated II. MATERIALS AND MEHODS
soil was obvious. The soil type illustrated a significant influence
Four types of unpolluted soil samples were collected from
on the TPH cleanup effect, while the TPH removal in four types
of soils ranged from % to %. The experimental results the North China Electric Power University campus. The soils
suggested that ultrasonic desorption and subsequent fil