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新型混合反应技术在核化工转化领域的应用展望
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摘要
随着我国核能技术的发展,新型核反应堆开始由研究阶段向工程应用阶段转化,燃料元件的实验室生产能力已不能满足发展需要,新型科研生产线的建设已提上日程。鉴于科研生产线小型化、定量化、高丰度、多批次的特点,本文对现有ADU生产线混合设备及工艺进行分析,划分为气-液传质、液-液传质、固-液传质三种类型,并同科研生产线进行对比,归纳ADU生产线的不足之处及改进方向。为实现现代化核材料科研转化生产线的建设目标,对工业上各类混合搅拌方式及其最新研究方向进行梳理和借鉴,并对其在核材料化工转化领域的应用前景进行分析和展望。最后,通过科研生产线技术要求及新型混合反应装置性能参数的对比分析,表明上述设备引入核化工转化领域可有效提高生产线运行效率,优化工艺条件,缩小反应体积并减少各类废物排放,具有广阔的应用前景。
With the development of China's nuclear technology,the new nuclear reactors began to transition from research stage to application stage,the fuel element laboratory production capacity can not meet the needs of development,the construction of new research production line has been put on the agenda.In view of the research production line characteristics,such as miniaturization,quantitative,high abundance,multiple batches,this paper analyzed mixing equipment and processes of existing ADU production lines,divided into gas-liquid mass transfer,liquid-liquid mass transfer and solid-liquid mass transfer,then compared with the research production line,summarized the shortcomings and improving direction of ADU production lines.In order to achieve the goal of building a modern nuclear material production line,various types of industrial mixing modes and the latest research direction have been sorted out and referenced,to predict the prospect for its application in the field of nuclear material transformation.Finally,through the comparison of research production line technical requirements and advanced mixing reactor performance parameters,indicating that the introduction of the above-mentioned devices can effectively improve operational efficiency,optimize the process conditions,reduce the reaction volume and reduce all types waste discharge,having broad application prospects.
引文
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