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Determination of power distribution in reactor with nodal expansion method; Izrachun porazdelitve mochi v reaktorju z metodo nodalne ekspanzije

Abstract

Nodal expansion method (NEM) is one of the advanced coarse-mesh methods based on integral form of few-group diffusion equation. NEM can be characterized by high accuracy and computational efficiency. Method was tested by development of computer code NEXT. Validation of the code was performed by calculation of 2-D and 3-D IAEA benchmark problem. NEXT was compared with codes based on other methods (finite differences, finite elements) and has been found to be accurate as well as fast. (author)
Authors:
Kromar, M; Trkov, A; [1]  Pregl, G [2] 
  1. Institut Jozef Stefan, Ljubljana (Yugoslavia)
  2. Tehnishka Fakulteta Maribor Univ. (Yugoslavia)
Publication Date:
Jul 01, 1988
Product Type:
Conference
Report Number:
INIS-RS-0530
Resource Relation:
Conference: 32. Conference - ETAN Society for Electronics, Telecommunications, Automation, and Nuclear Engineering, ETAN '88: 32. Konferencija za elektroniku, telekomunikacije, automatiku i nuklearnu tehniku, Novi Sad (Yugoslavia), 6-10 Jun 1988; Other Information: 6 refs.; 5 tabs. This record replaces record 20072264
Subject:
22 GENERAL STUDIES OF NUCLEAR REACTORS; COMPARATIVE EVALUATIONS; COMPUTER CALCULATIONS; EVALUATED DATA; FINITE DIFFERENCE METHOD; FINITE ELEMENT METHOD; MESH GENERATION; MULTIGROUP THEORY; N CODES; NEUTRON DIFFUSION EQUATION; NODAL EXPANSION METHOD; POWER DISTRIBUTION; SERIES EXPANSION
OSTI ID:
21239730
Country of Origin:
Serbia
Language:
Slovenian
Other Identifying Numbers:
TRN: RS07RA099039581
Availability:
Available from INIS in electronic form; Also available from the Institute of Nuclear Sciences VINCA
Submitting Site:
INIS
Size:
8 pages
Announcement Date:
Dec 03, 2009

Citation Formats

Kromar, M, Trkov, A, and Pregl, G. Determination of power distribution in reactor with nodal expansion method; Izrachun porazdelitve mochi v reaktorju z metodo nodalne ekspanzije. Serbia: N. p., 1988. Web.
Kromar, M, Trkov, A, & Pregl, G. Determination of power distribution in reactor with nodal expansion method; Izrachun porazdelitve mochi v reaktorju z metodo nodalne ekspanzije. Serbia.
Kromar, M, Trkov, A, and Pregl, G. 1988. "Determination of power distribution in reactor with nodal expansion method; Izrachun porazdelitve mochi v reaktorju z metodo nodalne ekspanzije." Serbia.
@misc{etde_21239730,
title = {Determination of power distribution in reactor with nodal expansion method; Izrachun porazdelitve mochi v reaktorju z metodo nodalne ekspanzije}
author = {Kromar, M, Trkov, A, and Pregl, G}
abstractNote = {Nodal expansion method (NEM) is one of the advanced coarse-mesh methods based on integral form of few-group diffusion equation. NEM can be characterized by high accuracy and computational efficiency. Method was tested by development of computer code NEXT. Validation of the code was performed by calculation of 2-D and 3-D IAEA benchmark problem. NEXT was compared with codes based on other methods (finite differences, finite elements) and has been found to be accurate as well as fast. (author)}
place = {Serbia}
year = {1988}
month = {Jul}
}