乏燃料后处理洗涤槽中锝的走向控制研究

  • 摘要: 研究了乏燃料后处理工艺流程中锝的去除方法。实验结果表明 :在TcSF∶TcSS1∶TcSS2 =( 8~ 10 )∶1∶1的流比下, 采用双酸 (高酸, 7mol/LHNO3;低酸, 2mol/LHNO3)洗涤, 锝的去污系数可达到 10以上。

     

    Abstract: Clean up of Tc in spent fuel reprocessing solution is studied. Results indicate that the decontamination factor of Tc might reach above 10 on while stream ratio TcSF∶TcSS1∶TcSS2 being (8~10)∶1∶1 with two different concentrations of nitric acid stripping (7 and 2 mol/L).

     

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