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似膏体充填料浆流型和流态的研究

China Mining Magazine(2009)

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Abstract
通过流变特性实验和分析,研究了以河砂和粉煤灰作骨料的似膏体充填料浆流型和流态。结果表明,河砂和粉煤灰作骨料的似膏体充填料浆流变模型近似于宾汉塑性体,料浆在管路中的流动呈层流状态。从料浆的流动性、均质性和脱水率考虑,适宜的料浆浓度为77%~78%,料浆中粉煤灰的合适含量为20%左右。
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Key words
rheological model,paste-like fill slurry,flow state
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