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| author | stainer_t <thomas.stainer@oecd-nea.org> | 2025-09-08 13:48:49 +0200 |
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| committer | stainer_t <thomas.stainer@oecd-nea.org> | 2025-09-08 13:48:49 +0200 |
| commit | 7dfcc480ba1e19bd3232349fc733caef94034292 (patch) | |
| tree | 03ee104eb8846d5cc1a981d267687a729185d3f3 /doc/IGE335/Section5.05.tex | |
Initial commit from Polytechnique Montreal
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diff --git a/doc/IGE335/Section5.05.tex b/doc/IGE335/Section5.05.tex new file mode 100644 index 0000000..87fe8ed --- /dev/null +++ b/doc/IGE335/Section5.05.tex @@ -0,0 +1,202 @@ +\subsection{WIMSD4 microscopic cross-section examples.}\label{sect:ExWWIMSD4} + +The test cases we will consider here use the \moc{LIB:} module to enter +microscopic cross sections taken from a WIMSD4 69 groups library. We will assume +that this library is located in file {\tt iaea}. The test cases are numbered +successively from \tst(TCWU01) to \tst(TCWU31). + + +\subsubsection{\tst(TCWU01) -- The Mosteller benchmark.} + +\begin{figure}[h!] +\begin{center} +\epsfxsize=5cm \centerline{ \epsffile{GTCW01.eps}} +\parbox{14cm}{\caption{Geometry for the Mosteller +benchmark problem.}\label{fig:TCWU01}} +\end{center} +\end{figure} + +This benchmark uses both a cartesian 2-D cell with a central annular pin and an +equivalent annular cell.\cite{Mostel} No depletion information is required in +this case since the module \moc{EVO:} will not be executed. A comparison between +various calculation options is provided here. We first consider the annular +geometry with a \moc{SYBILT:} self-shielding and a \moc{SYBILT:} transport +calculation. This is then repeated for the cartesian 2--D cell. Finally, we used +an isotropic (\moc{TISO}) and a specular (\moc{TSPC}) \moc{EXCELT:} tracking +successively for the self-shielding and transport calculations. + +\listing{TCWU01.x2m} + +\subsubsection{\tst(TCWU02) -- A $17\times 17$ PWR type assembly} + +\begin{figure}[h!] +\begin{center} +\epsfxsize=12cm \centerline{ \epsffile{GTCW02.eps}} +\parbox{14cm}{\caption{Geometry for test case \tst(TCWU02).}\label{fig:TCWU02}} +\end{center} +\end{figure} + +This test case represents a production calculation of a normal PWR assembly +with cell grouping (\moc{MERGE} and \moc{TURN} options). Its configuration is +shown in \Fig{TCWU02}. + +\listing{TCWU02.x2m} + +\subsubsection{\tst(TCWU03) -- An hexagonal assembly} + +\begin{figure}[h!] +\begin{center} +\epsfxsize=11cm \centerline{ \epsffile{GTCW03.eps}} +\parbox{14cm}{\caption{Geometry for test case \tst(TCWU03).}\label{fig:TCWU03}} +\end{center} \end{figure} + +This test case represents a production calculation of a +typical hexagonal control assembly. Its configuration is presented in +\Fig{TCWU03}. + +\listing{TCWU03.x2m} + +\subsubsection{\tst(TCWU04) -- A Cylindrical cell with burnup.} + +\begin{figure}[h!] +\begin{center} +\epsfxsize=15cm \centerline{ \epsffile{GTCA04.eps}} +\parbox{14cm}{\caption{Depletion chain of heavy + isotopes.}\label{fig:TCA04}} \end{center} \end{figure} + +This test case represents a burnup calculation for the mosteller annular +geometry. + +\listing{TCWU04.x2m} + +\subsubsection{\tst(TCWU05) -- A CANDU-6 type annular cell with burnup.} + +\begin{figure}[h!] +\begin{center} +\epsfxsize=9cm \centerline{ \epsffile{GTCW05.eps}} +\parbox{14cm}{\caption{Geometry of the CANDU-6 cell.}\label{fig:TCWU05}} +\end{center} +\end{figure} + +This test case represents the typical CANDU type cell with an annular moderator +region defined in \Fig{TCWU05}. Both its cross section and depletion data are +taken from the same WIMSD4 file. Depletion calculations are performed for 50 day at +a fixed power.\cite{Mtl93b} The {\sc microlib} is defined by the procedure +{\tt TCWU05Lib.c2m} presented in \Sect{TCWU05Lib}. + +\listing{TCWU05.x2m} + +\subsubsection{\tst(TCWU06) -- A CANDU-6 type supercell with control rods.} + +This test case treats both the CANDU cell with a cartesian moderator region +(similar to the cell described in defined \Fig{TCWU05}) and the +supercell containing a stainless steel rod which can be either in the inserted +or extracted position (see \Fig{TCM04}). Two groups incremental cross sections +corresponding to the rod in the inserted and extracted position with respect to +the original supercell containing only 3--D fuel elements are computed.\cite{Mtl93b} +The {\sc microlib} is defined by the procedure {\tt TCWU05Lib.c2m} presented in \Sect{TCWU05Lib}. + +\listing{TCWU06.x2m} + + +\subsubsection{\tst(TCWU07) -- A CANDU-6 type calculation using various leakage +options.} + +This test case treats the CANDU cell with a cartesian moderator region +(similar to the cell described in defined \Fig{TCWU05}) using various leakage +options. The {\sc microlib} is defined by the procedure {\tt TCWU05Lib.c2m} presented in \Sect{TCWU05Lib}. + + +\listing{TCWU07.x2m} + +\subsubsection{\tst(TCWU08) -- Burnup of an homogeneous cell.} + +This case illustrate the burnup of an homogeneous cell that spends the first +1000 days in a reactor before being removed. The depletion of the isotopes in +this cell for an additional 1000 days outside of the core is also investiguated. + +\listing{TCWU08.x2m} + +\subsubsection{\tst(TCWU09) -- Testing boundary conditions.} + +This case test different boundary conditions for the Mosteller cell. + +\listing{TCWU09.x2m} + +\subsubsection{\tst(TCWU10) -- Fixed source problem in multiplicative media.} + +This case verify the use of a fixed source inside a cell where fission also +takes place. + +\listing{TCWU10.x2m} + +\subsubsection{\tst(TCWU11) -- Two group burnup of a CANDU-6 type cell.} + +This case is similar to \tst(TCWU05) except that the burnup module +uses DRAGON generated two groups time dependent microscopic cross sections. +The {\sc microlib} is defined by the procedure {\tt TCWU05Lib.c2m} presented in \Sect{TCWU05Lib}. + +\listing{TCWU11.x2m} + +\subsubsection{\tst(TCWU12) -- Mixture composition.} + +This case illustrates the use of the \moc{INFO:} module of DRAGON +(see \Sect{INFOData}) as well as the new \moc{COMB} option in the module +\moc{LIB:} (see \Sect{LIBData}). + +\listing{TCWU12.x2m} + +\subsubsection{\tst(TCWU13) -- Solution by the method of cyclic characteristics}\label{sect:ExTCWU13} + +This case illustrates the use of the \moc{MOCC:} module of DRAGON for a solution by the transport equation by the method of cyclic +characteristics. This test case also uses the embedded DRAGON procedure stored in the {\tt TCWU05Lib.c2m} file. + +\listing{TCWU13.x2m} + +\subsubsection{\tst(TCWU14) -- SPH Homogenisation without tracking}\label{sect:ExTCWU14} + +This case illustrates the use of the \moc{SPH} homogenisation procedure in the \moc{EDI:} module of DRAGON when a tracking data +structure is provided as input. This test case also uses the embedded DRAGON procedure stored in the {\tt TCWU05Lib.c2m} file. + +\listing{TCWU14.x2m} + +\subsubsection{\tst(TCWU15) -- A CANDU--6 type Cartesian cell with burnup}\label{sect:ExTCWU15} + +This test case is similar to \tst{TCWU05} except that the cell boundary are Cartesian and the \moc{NXT:} tracking module is used. It uses the embedded DRAGON procedure stored in the {\tt TCWU05Lib.c2m} file. + +\listing{TCWU15.x2m} + +\subsubsection{\tst(TCWU17) -- A 2-D CANDU--6 supercell with control rods}\label{sect:ExTCWU17} + +\begin{figure}[h!] +\begin{center} +\parbox{15.0cm}{\epsfxsize=15cm \epsffile{GTCW17.eps}} +\parbox{14cm}{\caption{Geometry of 2-D CANDU--6 supercell with control rods.}\label{fig:TCWU17}} +\end{center} +\end{figure} + +This test case treats a 2-D CANDU--6 supercell containing fuel clusters and control rods (see \Fig{TCWU17}). The use of the virtual homogenization mixtures defined by \moc{HMIX} is also illustrated. This test case uses the embedded DRAGON procedure +stored in the {\tt TCWU17Lib.c2m} file. + +\listing{TCWU17.x2m} + +\subsubsection{\tst(TCWU17Lib) -- Microlib definition.}\label{sect:TCWU17Lib} + +This CLE-2000 procedure is used in data-set {\tt TCWU17} to define the {\sc microlib} isotopic content. + +\listing{TCWU17Lib.c2m} + +\subsubsection{\tst(TCWU31) -- Compo-based two group burnup of a CANDU-6 type cell.} + +This case is similar to \tst(TCWU11) except that the two-group burnup calculation +recover all its information from a {\sc compo} database. +The {\sc microlib} is defined by the procedure {\tt TCWU05Lib.c2m} presented in \Sect{TCWU05Lib}. + +\listing{TCWU31.x2m} + +\subsubsection{\tst(TCWU05Lib) -- Microlib definition.}\label{sect:TCWU05Lib} + +This CLE-2000 procedure is used in previous data-sets to define the {\sc microlib} isotopic content. + +\listing{TCWU05Lib.c2m} +\eject |
