Neutronic evaluation of LEU 30-20 fuel for the Texas A&M Nuclear Science Center Reactor /

A neutronic evaluation of the Texas A&M University Nuclear

Bibliographic Details
Main Author: Bigler, Mark Andrew, 1963-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Online Access:Link to OAKTrust copy
Description
Summary:A neutronic evaluation of the Texas A&M University Nuclear
codes, and the results compared with actual experimental
Company (GA) low enrichment uranium (LEU 30-20 fuel was
control rod worths were calculated using the core model and
core configurations.
core materials and DIF3D was used to calculate the effective
DIF3D diffusion code were utilized. These codes were
evaluate the proposed LEU 30-20 core, the current FLIP core
excess reactivity, shutdown margin and thermal neutron flux.
excess reactivity, shutdown margin, critical rod height and
fuel and an optimum core configuration obtained which
In addition to modeling the LEU 30-20 core, a control rod
In order to benchmark these codes and the core model used to
model was developed to generate effective macroscopic cross-
multiplication factor and thermal neutron flux for various
performed to determine the feasibility of this type of fuel.
previous work in this area performed at ANL. The results of
provided by Argonne National Laboratory (ANL). WIMSD4m was
results for the FLIP core. Once the core model and codes
satisfied certain design criteria, including values for
Science Center Reactor (TAMU NSCR) using the General Atomic
sections for the control rod materials in the core, based on
TAMU NSCR to GA LEU 30-20 fuel.
this analysis indicate the feasibility of converting the
To perform this evaluation, the WIMSD4m transport code and
used to calculate macroscopic cross-sections for the various
was first modeled. Various neutronic parameters, such as
were validated, the core model was modified using LEU 30-20
Item Description:"Major subject: Nuclear Engineering".
In title, numerals are used.
Vita.
Physical Description:x, 220 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.