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The effect of dust sugar filter waste on soil dynamic parameters and liquefaction
Journal of Material Cycles and Waste Management ( IF 3.1 ) Pub Date : 2024-04-16 , DOI: 10.1007/s10163-024-01934-6
Ersin Güler

During sugar production, at the end of the sugar purification process with limestone, a large amount of sugar press filter waste (SFW) (up to 20% of the as a result of weight of sugar produced) is generated collecting the substances removed from the syrup with the help of CO2 with the help of filters. In this study, as a suggestion for the management of this waste, its usability as a construction material for soil improvement is discussed. In this direction, the effect of the powder form of SFW material on soil dynamic parameters and liquefaction after its addition as a soil additive at different ratios was investigated. For this purpose, a clayey sand soil sample with high liquefaction risk was selected and resonant column test was performed by adding different amounts (1–3–5–8–10%) of powdered SFW waste at different confining pressures (50 kPa, 100 kPa, 150 kPa), and the effect of the admixture on shear modulus and damping ratio parameters was investigated according to the results of the experiment. According to the findings, it was observed that the highest soil strength was obtained when the additive ratio was selected as 3% at all confining pressures. In the liquefaction analysis, it was determined that the liquefaction risk of the soil with 3% SFW material additive was reduced at all depths.



中文翻译:

糖尘滤渣对土壤动力参数及液化的影响

在糖生产过程中,在使用石灰石的糖纯化过程结束时,会产生大量糖压滤废物 (SFW)(高达所生产糖重量的 20%),收集从糖厂中去除的物质。糖浆借助CO 2并借助过滤器。在本研究中,作为对这种废物管理的建议,讨论了其作为土壤改良建筑材料的可用性。在这个方向上,研究了SFW材料作为土壤添加剂以不同比例添加后对土壤动力参数和液化的影响。为此,选择具有高液化风险的粘质砂土样品,在不同围压(50 kPa、100 kPa、150 kPa),并根据实验结果研究了外加剂对剪切模量和阻尼比参数的影响。结果表明,在所有围压下,当添加比例选择为3%时,土体强度最高。在液化分析中,确定添加3%SFW材料添加剂的土壤在所有深度处的液化风险均降低。

更新日期:2024-04-16
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