Title of article
Anefficientanalyticalformfortheperiod-reactivityrelationofberylliumandheavy-watermoderatedreactorsOriginalResearchArticle
Author/Authors
AhmedEbrahimAboanber، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
14
From page
279
To page
292
Abstract
Anewmathematicalformoftheperiod-reactivityequationforheavy-water-andberyllium-moderatedreactorshasbeendeveloped.ThisformisrepresentedinapolynomialformwithadegreeofG+1forG-thgroupofdelayedneutronsandphotoneutrons.Ageneralformulaforthecoefficientsofsuchpolynomialisderived.Thesecoefficientshavealineardependenceonthestepreactivityinsertion.Therelatedconstantsofthislineardependencearecalculatedforbothtypesofreactors.Inaddition,acomparisonhasbeenmadeforthestablereactorperiodsofaninfiniteU235-fueled,D2O-orBe-moderatedreactors,followingstepreactivityinsertion,withandwithoutdelayedphotoneutronstakenintoconsideration.Also,acomparisonwasmadeforthereactorresponsetoreactivitychangeswhenevaluatedusingfastandthermalfissiondelayedneutrongroupconstantscombinedwithandwithoutD2O-andBe-moderatedreactors.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2003
Journal title
Nuclear Engineering and Design Eslah
Record number
894588
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