From 94d3e79a8617f88dc0219cfdeedfa3147833719d Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Mon, 24 Jun 2019 14:43:36 +0200
Subject: Initialize at openlb-1-3
---
.../forces/stokesDragForceForHomVelField3D.hh | 57 ++++++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 src/particles/forces/stokesDragForceForHomVelField3D.hh
(limited to 'src/particles/forces/stokesDragForceForHomVelField3D.hh')
diff --git a/src/particles/forces/stokesDragForceForHomVelField3D.hh b/src/particles/forces/stokesDragForceForHomVelField3D.hh
new file mode 100644
index 0000000..a204790
--- /dev/null
+++ b/src/particles/forces/stokesDragForceForHomVelField3D.hh
@@ -0,0 +1,57 @@
+/* This file is part of the OpenLB library
+ *
+ * Copyright (C) 2017 Marie-Luise Maier, Mathias J. Krause, Sascha Janz
+ * E-mail contact: info@openlb.net
+ * The most recent release of OpenLB can be downloaded at
+ *
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/// Linear damping Force for magnetic dipolemoment in magnetic Field
+#ifndef StokesDragForceForHomVelField3D_HH
+#define StokesDragForceForHomVelField3D_HH
+
+#include
+#include "stokesDragForceForHomVelField3D.h"
+
+namespace olb {
+
+template class PARTICLETYPE, typename DESCRIPTOR>
+StokesDragForceForHomVelField3D::StokesDragForceForHomVelField3D(T dynVisc, Vector fluidVel):
+ Force3D(), _dynVisc(dynVisc), _fluidVel(fluidVel)
+{
+// this->_name = "StokesDragForceForHomVelField3D";
+}
+
+template class PARTICLETYPE, typename DESCRIPTOR>
+void StokesDragForceForHomVelField3D::applyForce(
+ typename std::deque >::iterator p, int pInt,
+ ParticleSystem3D& pSys)
+{
+
+ Vector force = {T(0), T(0), T(0)} ;
+
+ for (int i = 0; i < 3; i++) {
+
+ force[i] = -1 * 6 * M_PI * p->getRad() * (p->getVel()[i] - _fluidVel[i]) * _dynVisc ;
+ p->getForce()[i] += force[i] ;
+ }
+
+}
+}
+
+#endif // StokesDragForceForHomVelField3D
--
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