| 采用凝胶注模成型工艺研制Al2O3-B4C环形芯块 |
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| 引用本文： | 裴启林,许奎,胡海霞,唐明国,乔慧武,张雨. 采用凝胶注模成型工艺研制Al2O3-B4C环形芯块[J]. 原子能科学技术, 2016, 50(6): 1107-1111. DOI: 10.7538/yzk.2016.50.06.1107 |
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| 作者姓名： | 裴启林 许奎 胡海霞 唐明国 乔慧武 张雨 |
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| 作者单位： | 1.中核辽宁核电有限公司，辽宁 葫芦岛125000；2.中国核动力研究设计院 反应堆燃料及材料重点实验室，四川 成都610041 |
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| 摘 要： | 凝胶注模成型是一种原位成型工艺，是制备复杂形状的陶瓷部件的理想工艺。本文采用凝胶注模成型工艺制备Al2O3-B4C环形芯块，主要研究了高固相、低黏度陶瓷浆料的制备，胶凝成型，Al2O3-B4C材料的烧结致密化等。结果表明：实验制备的Al2O3-B4C环形芯块的壁厚为1 mm左右，B4C含量在0.5%~12%之间，芯块的烧结密度在65%TD~93%TD之间。Al2O3-B4C环形芯块满足压水堆可燃毒物材料设计的要求。
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| 关 键 词： | 凝胶注模成型, 环形芯块, 2O3-B4C')" >Al2O3-B4C |
Study on Preparation Process of Al2O3-B4C Annular Pellet by Gel Casting |
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| PEI Qi-lin,XU Kui,HU Hai-xia,TANG Ming-guo,QIAO Hui-wu,ZHANG Yu. Study on Preparation Process of Al2O3-B4C Annular Pellet by Gel Casting[J]. Atomic Energy Science and Technology, 2016, 50(6): 1107-1111. DOI: 10.7538/yzk.2016.50.06.1107 |
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| Authors: | PEI Qi-lin XU Kui HU Hai-xia TANG Ming-guo QIAO Hui-wu ZHANG Yu |
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| Affiliation: | 1.CNNP Liaoning Nuclear Power Co., Ltd., Huludao 125000, China; 2.Key Laboratory of Nuclear Fuel and Material, Nuclear Power Institute of China, Chengdu 610041, China |
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| Abstract: | Gel casting is a kind of in-situ forming process,which is the ideal process for the preparation of complicated shape ceramic part.In this paper,the Al2O3-B4C annular pellet was prepared by gel casting process,and the preparation of ceramic slurry with high solid loading and low viscosity,gel casting and sintering of Al2O3-B4C material were researched.The results show that thickness of Al2O3-B4C annular pellet is around 1 mm,the content of B4C is between 0.5%-12%,and sintering density is between 65%TD-93%TD.The Al2O3-B4C annular pellet meets the design requirement of fuel with burnable poison for pressurized water reactor. |
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| Keywords: | gel casting annular pellet Al2O3-B4C |
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