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Calculation and measurement of the uranium temperature during irradiation in the experimental channel in the reflector of the RA reactor - Annex 15; Prilog 15 - Proracun i merenje temperature urana pri ozracivanju u eksperimentalnom kanalu reflektora na reaktoru RA

Abstract

Upon demand of the Laboratory for fuel reprocessing, six domestic metal uranium pellets were exposed to neutron flux ( 4 - 5 10{sup 12} n cm{sup -2} sec {sup -1}) in the RA reactor. Irradiation of fuel demanded special analyses for safety reasons. Weight of the fuel pellets was 13 - 20 g, having diameter 20 mm. pellets were placed in leak tight aluminium capsules with helium. The irradiation was dome in the aluminium experimental channel in the graphite reflector. Theoretical study has shown that the expected fuel temperature in the core could be up to 300 deg C at nominal power. For that reason temperature of the capsule with the uranium sample was measured during irradiation by using thermocouples. Results showed the discrepancy between measure and calculated values to be about 30%.
Authors:
Nikolic, M; Strugar, P; Mitrovic, S [1] 
  1. Institute of Nuclear Sciences Boris Kidric, Reaktor RA, Vinca, Beograd (Serbia and Montenegro)
Publication Date:
Dec 15, 1964
Product Type:
Technical Report
Report Number:
INIS-CS-0309; IZ-336-0557-1964
Resource Relation:
Other Information: 1 tab, 1 refs; 20 tabs, 54 figs, 44 refs; Related Information: In: Operation and maintenance of the RA reactor in 1964, I-II, Part II, Pogon i odrzavanje reaktora RA u 1964. godini, I-II, II Deo, by Pavicevic, M. [Institute of Nuclear Sciences Boris Kidric, Reaktor RA, Vinca, Beograd (Serbia and Montenegro)], 234 pages.
Subject:
11 NUCLEAR FUEL CYCLE AND FUEL MATERIALS; FUEL PELLETS; IRRADIATION; IRRADIATION CAPSULES; R-A REACTOR; TEMPERATURE MEASUREMENT; URANIUM
OSTI ID:
20916377
Country of Origin:
Serbia and Montenegro
Language:
English
Other Identifying Numbers:
TRN: CS06RA806077111
Availability:
Available from INIS in electronic form; Also available from the Institute of nuclear sciences Vinca
Submitting Site:
INIS
Size:
page(s) 8
Announcement Date:
Sep 24, 2007

Citation Formats

Nikolic, M, Strugar, P, and Mitrovic, S. Calculation and measurement of the uranium temperature during irradiation in the experimental channel in the reflector of the RA reactor - Annex 15; Prilog 15 - Proracun i merenje temperature urana pri ozracivanju u eksperimentalnom kanalu reflektora na reaktoru RA. Serbia and Montenegro: N. p., 1964. Web.
Nikolic, M, Strugar, P, & Mitrovic, S. Calculation and measurement of the uranium temperature during irradiation in the experimental channel in the reflector of the RA reactor - Annex 15; Prilog 15 - Proracun i merenje temperature urana pri ozracivanju u eksperimentalnom kanalu reflektora na reaktoru RA. Serbia and Montenegro.
Nikolic, M, Strugar, P, and Mitrovic, S. 1964. "Calculation and measurement of the uranium temperature during irradiation in the experimental channel in the reflector of the RA reactor - Annex 15; Prilog 15 - Proracun i merenje temperature urana pri ozracivanju u eksperimentalnom kanalu reflektora na reaktoru RA." Serbia and Montenegro.
@misc{etde_20916377,
title = {Calculation and measurement of the uranium temperature during irradiation in the experimental channel in the reflector of the RA reactor - Annex 15; Prilog 15 - Proracun i merenje temperature urana pri ozracivanju u eksperimentalnom kanalu reflektora na reaktoru RA}
author = {Nikolic, M, Strugar, P, and Mitrovic, S}
abstractNote = {Upon demand of the Laboratory for fuel reprocessing, six domestic metal uranium pellets were exposed to neutron flux ( 4 - 5 10{sup 12} n cm{sup -2} sec {sup -1}) in the RA reactor. Irradiation of fuel demanded special analyses for safety reasons. Weight of the fuel pellets was 13 - 20 g, having diameter 20 mm. pellets were placed in leak tight aluminium capsules with helium. The irradiation was dome in the aluminium experimental channel in the graphite reflector. Theoretical study has shown that the expected fuel temperature in the core could be up to 300 deg C at nominal power. For that reason temperature of the capsule with the uranium sample was measured during irradiation by using thermocouples. Results showed the discrepancy between measure and calculated values to be about 30%.}
place = {Serbia and Montenegro}
year = {1964}
month = {Dec}
}