Method for repairing and treating phthalate-polluted soil through hydrogen peroxide produced through pulse electrochemistry

The invention relates to a method for repairing and treating phthalate-polluted soil through hydrogen peroxide produced through pulse electrochemistry, and belongs to the technical field of soil repairing. The method specifically comprises the following steps: crushing the phthalate-polluted soil, a...

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Hauptverfasser: HE HUICHAO, SU YI, FAN LI, ZHOU LIANCHUAN, BIN DENGHUI, YIN HUA, ZENG LEI, YANG SHAN, LIU KUN, WANG JIAN, LI HONGGANG, CHENG MIN, LI YUTONG, ZHANG YI, KE GAILI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention relates to a method for repairing and treating phthalate-polluted soil through hydrogen peroxide produced through pulse electrochemistry, and belongs to the technical field of soil repairing. The method specifically comprises the following steps: crushing the phthalate-polluted soil, adding the crushed phthalate-polluted soil into an aqueous solution containing bicarbonate radicals, uniformly conducting mixing, inserting two carbon electrodes, and then applying square-wave pulse voltage on the two carbon electrodes to carry out electrochemical remediation treatment. According to the method, air does not need to be introduced into the soil, a reaction electrode does not need to be periodically replaced, dissolved bicarbonate radicals in the soil are electrochemically activated, and mediated water is oxidized and converted into hydrogen peroxide, so that the phthalate-polluted soil is continuously and efficiently repaired and treated, and the method has the characteristics of simplicity, convenien