络合铁法脱除垃圾填埋气中的H2S
Removal of H2S from landfill gas by chelated iron
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摘要: 建立了以EDTA和柠檬酸为铁盐络合剂的循环脱硫体系,采用络合铁法对垃圾填埋气中的H2S进行脱硫中试实验,结果表明实验所建立的络合铁脱硫体系运行稳定,脱硫效率高,适合应用于垃圾填埋气中硫化氢脱除。Abstract: This study builds a cycle desulfurization system which selects EDTA and citric acid as the complexing agent for ferric salt. Chelated iron process is used in the pilot test of removal of H2S from landfill gas. And the result shows that the chelated iron desulfurization system has stable operation and high effectiveness. So it is suitable for application in landfill gas desulfurization.
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Key words:
- landfill gas /
- H2S /
- chelated iron /
- desulfurization
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