From 7ea0e85acab90b0acaea59da8343a9ff7a363397 Mon Sep 17 00:00:00 2001
From: Henry <Henry>
Date: Sat, 23 Jul 2011 19:51:03 +0100
Subject: [PATCH] homogeneousDynSmagorinsky: Corrected cD coefficient
---
.../LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.C | 2 +-
.../LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.H | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.C b/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.C
index e62de890f91..4e39627742b 100644
--- a/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.C
+++ b/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.C
@@ -69,7 +69,7 @@ dimensionedScalar homogeneousDynSmagorinsky::cD
tmp<volSymmTensorField> LL =
dev(filter_(sqr(U())) - (sqr(filter_(U()))));
- return average(LL && MM)/MMMM;
+ return 0.5*average(LL && MM)/MMMM;
}
else
{
diff --git a/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.H b/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.H
index 2a25f48fe05..d25f0e19f1e 100644
--- a/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.H
+++ b/src/turbulenceModels/incompressible/LES/homogeneousDynSmagorinsky/homogeneousDynSmagorinsky.H
@@ -48,7 +48,7 @@ Description
and
- cD=<L.M>/<M.M>,
+ cD=1/2*<L.M>/<M.M>,
where
--
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