http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
최희철,윤이준,이병용,최상일,Choi, Hee-Chul,Yoon, Yi-Joon,Lee, Byung-yong,Choi, Sang-il 한국지하수토양환경학회 2020 지하수토양환경 Vol.25 No.4
In this study, a stabilization method was applied to stabilize heavy metals in soils collected from a domestic contaminated area and a Canadian mine site. The stabilizing agent used in the experiment was a solidifying agent developed by KERT Co., Ltd., Korea. The agent was applied to the samples at varying weight ratios of 0, 2, 5, 7, and 10% (w/w). and the concentrations of heavy metals in the effluent were monitored at predetemined time intervals. The results indicated that the stabilization efficiency of heavy metals (Cd, Cu, Pb) increased proportionally until the agent was increased to 5%, which showed almost no leaching of heavy metals after 28 days after agent application. Therefore, addition of 5% relative to soil mass was proposed to be the optimum dose for the stabilization agent.
최희철 ( Hee-chul Choi ),이재영 ( Jai-young Lee ),윤이준 ( Yi-joon Yoon ),이병용 ( Byung-young Lee ),최상일 ( Sang-il Choi ) 한국폐기물자원순환학회 2021 한국폐기물자원순환학회지 Vol.38 No.1
This study applied a stabilization method to treat contaminated soil. First, the stabilization efficiency and the proper mixing ratio were derived by mixing the stabilizer (KSPA) and contaminated soil. Subsequently, to improve the limitations of the stabilizer, waste resources (eggshell, pig bone, and steel slag) were incorporated to evaluate the stabilization efficiency. The modified stabilizer showed a significant reduction in the amount of heavy metal leaching when compared with other leaching yields (raw materials (contaminated soil) and applying the KSPA only). After 28 days of mixing the waste resources with KSPA, lead and chromium, excluding arsenic, showed up to 100% stability, confirming improved stabilization efficiency in complex contaminated soil.