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U.S. Department of Energy
Office of Scientific and Technical Information

HEAVY WATER MODERATED POWER REACTORS QUARTERLY PROGRESS REPORT FOR FEBRUARY, MARCH, AND APRIL 1958

Technical Report ·
OSTI ID:4299221
Continued progress is reported on the nuclear, engineering, and materials problems associated with four designs of D/sub 2/C-cooled-and-moderated 100-Mwe power reactors fueled with tubes of natural uranium metal. Evaluations are given of the quality of several full-size fuel tubes of U-2 wt.% Zr clad with Zircaloy-2 and of two full-size zirconium housing tubes that were fabricated for tests of the fuel assemblies of the D/sub 2/O-cooled reactors. A preliminary design and an evaluation cost estimate are presented for a small pressure vessel reactor in which power reactor fuel elements could be irradiated. A relaxation of the ground rules that were established for the du Pont study over a year ago led to examination of reactor types that may lead to lower cost atomic power but would also require substantially more rcsearch and development than those considered practicable for operation by July 1962. (For preceding period see DP- 285.) (auth)
Research Organization:
Du Pont de Nemours (E.I.) & Co. Atomic Energy Div., Wilmington, Del.
NSA Number:
NSA-13-000466
OSTI ID:
4299221
Report Number(s):
DP-295
Country of Publication:
United States
Language:
English