发明名称 |
Nuclear fuel element |
摘要 |
A nuclear fuel element is provided which comprises a cladding tube having end plugs for sealing ends of the cladding tube and a multiplicity of fuel pellets stacked within the cladding tube. Each of the fuel pellets has a substantially cylindrical external lateral surface and a plurality of longitudinal recesses having rounded root portions on the external lateral surface, and has a height within the range from 1/2 to 1/3 of the outer diameter thereof. These fuel pellets with the floral petal shape are stacked in such a manner that the recesses of one pellet are not aligned with the recesses of adjacent upper and/or lower pellets.
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申请公布号 |
US4282064(A) |
申请公布日期 |
1981.08.04 |
申请号 |
US19790042512 |
申请日期 |
1979.05.25 |
申请人 |
DORYOKURO KAKUNENRYO KAIHATSU JIGYODAN |
发明人 |
HAYASHI, KIYOZUMI;DOMOTO, KAZUSHIGE |
分类号 |
G21C3/16;G21C3/28;(IPC1-7):G21C3/30 |
主分类号 |
G21C3/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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