diff --git a/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp b/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp
index 638d025c8a2673968e4c5fec25301a4c104ea160..ab3a1a2b60f9bf0db7ca1b38738a6c23fd4286f5 100644
--- a/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp
+++ b/apps/gpu/LBM/ActuatorLine/ActuatorLine.cpp
@@ -95,9 +95,9 @@ void multipleLevel(const std::string& configPath)
     const real velocity = config.getValue<real>("Velocity");
 
 
-    const real L_x = 6*reference_diameter;
-    const real L_y = 3*reference_diameter;
-    const real L_z = 4*reference_diameter;
+    const real L_x = 4*reference_diameter;
+    const real L_y = 2.5*reference_diameter;
+    const real L_z = 3*reference_diameter;
 
     const real viscosity = 1.56e-5;
 
@@ -122,14 +122,14 @@ void multipleLevel(const std::string& configPath)
 
     const real dx = reference_diameter/real(nodes_per_diameter);
 
-    real turbPos[3] = {1*reference_diameter, reference_diameter, 2*reference_diameter};
+    real turbPos[3] = {0.7f*reference_diameter, reference_diameter, 1.5f*reference_diameter};
 
     gridBuilder->addCoarseGrid(0.0, 0.0, 0.0,
                                L_x,  L_y,  L_z, dx);
 
     gridBuilder->setNumberOfLayers(4,0);
-    gridBuilder->addGrid( new Cuboid(   turbPos[0]-0.4*reference_diameter,  turbPos[1]-1*reference_diameter,  turbPos[2]-0.8*reference_diameter,
-                                        turbPos[0]+3.0*reference_diameter,  turbPos[1]+0.8*reference_diameter,  turbPos[2]+0.8*reference_diameter) , 1 );
+    gridBuilder->addGrid( new Cuboid(   turbPos[0]-0.3*reference_diameter,  turbPos[1]-1*reference_diameter,  turbPos[2]-0.7*reference_diameter,
+                                        turbPos[0]+2.0*reference_diameter,  turbPos[1]+0.7*reference_diameter,  turbPos[2]+0.7*reference_diameter) , 1 );
     para->setMaxLevel(2);
     scalingFactory.setScalingFactory(GridScalingFactory::GridScaling::ScaleCompressible);
 
@@ -159,7 +159,6 @@ void multipleLevel(const std::string& configPath)
     VF_LOG_INFO("velocity  [dx/dt] = {}", velocityLB);
     VF_LOG_INFO("viscosity [10^8 dx^2/dt] = {}", viscosityLB*1e8);
     VF_LOG_INFO("nodes/turbine diameter = {}", reference_diameter/dx);
-    VF_LOG_INFO("1000 timesteps are {} s", 1000 * dt);
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
@@ -197,7 +196,7 @@ void multipleLevel(const std::string& configPath)
     /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
     gridBuilder->setVelocityBoundaryCondition(SideType::MX,  velocityLB, 0.0, 0.0);
-    gridBuilder->setVelocityBoundaryCondition(SideType::MY,  velocityLB, 0.0, 0.0);
+    gridBuilder->setVelocityBoundaryCondition(SideType::MY,  0.0, 0.0, 0.0);
     gridBuilder->setVelocityBoundaryCondition(SideType::PY,  velocityLB, 0.0, 0.0);
     gridBuilder->setVelocityBoundaryCondition(SideType::MZ,  velocityLB, 0.0, 0.0);
     gridBuilder->setVelocityBoundaryCondition(SideType::PZ,  velocityLB, 0.0, 0.0);
diff --git a/apps/gpu/LBM/ActuatorLine/Pole.stl b/apps/gpu/LBM/ActuatorLine/Pole.stl
index dae651651f5174393d36b139b08eaf818de9f491..4ece0f0d197dd408f5e17cccc0a4a1bb6544acd7 100644
--- a/apps/gpu/LBM/ActuatorLine/Pole.stl
+++ b/apps/gpu/LBM/ActuatorLine/Pole.stl
@@ -1,254 +1,254 @@
 solid Visualization Toolkit generated SLA File
- facet normal 0.951056 0 -0.309018
+ facet normal 0.95105063192813954 0 -0.30903510400775902
   outer loop
-   vertex 150 126 252
-   vertex 150 0 252
-   vertex 148.09 126 246.122
+   vertex 112 126 189
+   vertex 112 0 189
+   vertex 110.08999633789062 126 183.12199401855469
   endloop
  endfacet
- facet normal -0.951056 0 0.309018
+ facet normal 0.95105063192813954 0 -0.30903510400775902
   outer loop
-   vertex 148.09 0 246.122
-   vertex 148.09 126 246.122
-   vertex 150 0 252
+   vertex 110.08999633789062 0 183.12199401855469
+   vertex 110.08999633789062 126 183.12199401855469
+   vertex 112 0 189
   endloop
  endfacet
- facet normal 0.951056 0 -0.309018
+ facet normal 0.58781521760400901 0 -0.80899522245384836
   outer loop
-   vertex 148.09 126 246.122
-   vertex 148.09 0 246.122
-   vertex 143.09 126 242.489
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- facet normal -0.951056 0 0.309018
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+   vertex 110.08999633789062 0 183.12199401855469
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-   vertex 136.91 126 242.489
+   vertex 105.08999633789062 126 179.48899841308594
+   vertex 105.08999633789062 0 179.48899841308594
+   vertex 98.910003662109375 126 179.48899841308594
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- facet normal -0.951056 0 0.309018
+ facet normal 0 0 -1
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- facet normal 0.951056 0 -0.309018
+ facet normal -0.58781521760400901 0 -0.80899522245384836
   outer loop
-   vertex 136.91 126 242.489
-   vertex 136.91 0 242.489
-   vertex 131.91 126 246.122
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+   vertex 98.910003662109375 0 179.48899841308594
+   vertex 93.910003662109375 126 183.12199401855469
   endloop
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- facet normal -0.951056 0 0.309018
+ facet normal -0.58781521760400901 -0 -0.80899522245384836
   outer loop
-   vertex 131.91 0 246.122
-   vertex 131.91 126 246.122
-   vertex 136.91 0 242.489
+   vertex 93.910003662109375 0 183.12199401855469
+   vertex 93.910003662109375 126 183.12199401855469
+   vertex 98.910003662109375 0 179.48899841308594
   endloop
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- facet normal 0.951056 0 -0.309018
+ facet normal -0.95105063192813954 0 -0.30903510400775902
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-   vertex 131.91 0 246.122
-   vertex 130 126 252
+   vertex 93.910003662109375 126 183.12199401855469
+   vertex 93.910003662109375 0 183.12199401855469
+   vertex 92 126 189
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- facet normal -0.951056 0 0.309018
+ facet normal -0.95105063192813954 -0 -0.30903510400775902
   outer loop
-   vertex 130 0 252
-   vertex 130 126 252
-   vertex 131.91 0 246.122
+   vertex 92 0 189
+   vertex 92 126 189
+   vertex 93.910003662109375 0 183.12199401855469
   endloop
  endfacet
- facet normal 0.951056 0 -0.309018
+ facet normal -0.95105039614603315 0 0.30903582962251064
   outer loop
-   vertex 130 126 252
-   vertex 130 0 252
-   vertex 131.91 126 257.878
+   vertex 92 126 189
+   vertex 92 0 189
+   vertex 93.910003662109375 126 194.87799072265625
   endloop
  endfacet
- facet normal -0.951056 0 0.309018
+ facet normal -0.95105039614603315 0 0.30903582962251064
   outer loop
-   vertex 131.91 0 257.878
-   vertex 131.91 126 257.878
-   vertex 130 0 252
+   vertex 93.910003662109375 0 194.87799072265625
+   vertex 93.910003662109375 126 194.87799072265625
+   vertex 92 0 189
   endloop
  endfacet
- facet normal 0.951056 0 -0.309018
+ facet normal -0.58781521760400901 0 0.80899522245384836
   outer loop
-   vertex 131.91 126 257.878
-   vertex 131.91 0 257.878
-   vertex 136.91 126 261.511
+   vertex 93.910003662109375 126 194.87799072265625
+   vertex 93.910003662109375 0 194.87799072265625
+   vertex 98.910003662109375 126 198.510986328125
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  endfacet
- facet normal -0.951056 0 0.309018
+ facet normal -0.58781521760400901 0 0.80899522245384836
   outer loop
-   vertex 136.91 0 261.511
-   vertex 136.91 126 261.511
-   vertex 131.91 0 257.878
+   vertex 98.910003662109375 0 198.510986328125
+   vertex 98.910003662109375 126 198.510986328125
+   vertex 93.910003662109375 0 194.87799072265625
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- facet normal 0.951056 0 -0.309018
+ facet normal 0 0 1
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-   vertex 136.91 126 261.511
-   vertex 136.91 0 261.511
-   vertex 143.09 126 261.511
+   vertex 98.910003662109375 126 198.510986328125
+   vertex 98.910003662109375 0 198.510986328125
+   vertex 105.08999633789062 126 198.510986328125
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- facet normal -0.951056 0 0.309018
+ facet normal 0 0 1
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-   vertex 143.09 0 261.511
-   vertex 143.09 126 261.511
-   vertex 136.91 0 261.511
+   vertex 105.08999633789062 0 198.510986328125
+   vertex 105.08999633789062 126 198.510986328125
+   vertex 98.910003662109375 0 198.510986328125
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- facet normal 0.951056 0 -0.309018
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-   vertex 148.09 126 257.878
+   vertex 105.08999633789062 126 198.510986328125
+   vertex 105.08999633789062 0 198.510986328125
+   vertex 110.08999633789062 126 194.87799072265625
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- facet normal -0.951056 0 0.309018
+ facet normal 0.58781521760400901 0 0.80899522245384836
   outer loop
-   vertex 148.09 0 257.878
-   vertex 148.09 126 257.878
-   vertex 143.09 0 261.511
+   vertex 110.08999633789062 0 194.87799072265625
+   vertex 110.08999633789062 126 194.87799072265625
+   vertex 105.08999633789062 0 198.510986328125
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- facet normal 0.951056 0 -0.309018
+ facet normal 0.95105039614603315 -0 0.30903582962251064
   outer loop
-   vertex 148.09 126 257.878
-   vertex 148.09 0 257.878
-   vertex 150 126 252
+   vertex 110.08999633789062 126 194.87799072265625
+   vertex 110.08999633789062 0 194.87799072265625
+   vertex 112 126 189
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- facet normal -0.951056 0 0.309018
+ facet normal 0.95105039614603315 0 0.30903582962251064
   outer loop
-   vertex 150 0 252
-   vertex 150 126 252
-   vertex 148.09 0 257.878
+   vertex 112 0 189
+   vertex 112 126 189
+   vertex 110.08999633789062 0 194.87799072265625
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- facet normal 0.309017 0 -0.951056
+ facet normal 0 1 0
   outer loop
-   vertex 150 126 252
-   vertex 148.09 126 246.122
-   vertex 148.09 126 257.878
+   vertex 112 126 189
+   vertex 110.08999633789062 126 183.12199401855469
+   vertex 110.08999633789062 126 194.87799072265625
   endloop
  endfacet
- facet normal -0.308774 0.0396513 0.950309
+ facet normal 0 1 0
   outer loop
-   vertex 148.09 126 246.122
-   vertex 143.09 126 242.489
-   vertex 148.09 126 257.878
+   vertex 110.08999633789062 126 183.12199401855469
+   vertex 105.08999633789062 126 179.48899841308594
+   vertex 110.08999633789062 126 194.87799072265625
   endloop
  endfacet
- facet normal 0 0 1
+ facet normal 0 1 0
   outer loop
-   vertex 148.09 126 257.878
-   vertex 143.09 126 242.489
-   vertex 143.09 126 261.511
+   vertex 110.08999633789062 126 194.87799072265625
+   vertex 105.08999633789062 126 179.48899841308594
+   vertex 105.08999633789062 126 198.510986328125
   endloop
  endfacet
- facet normal 0 0.028819 -0.999585
+ facet normal 0 1 -0
   outer loop
-   vertex 143.09 126 261.511
-   vertex 143.09 126 242.489
-   vertex 136.91 126 261.511
+   vertex 105.08999633789062 126 198.510986328125
+   vertex 105.08999633789062 126 179.48899841308594
+   vertex 98.910003662109375 126 198.510986328125
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  endfacet
- facet normal -0.309017 0 0.951057
+ facet normal 0 1 0
   outer loop
-   vertex 136.91 126 261.511
-   vertex 143.09 126 242.489
-   vertex 131.91 126 257.878
+   vertex 98.910003662109375 126 198.510986328125
+   vertex 105.08999633789062 126 179.48899841308594
+   vertex 93.910003662109375 126 194.87799072265625
   endloop
  endfacet
- facet normal 0.308981 0.0151556 -0.950947
+ facet normal 0 1 0
   outer loop
-   vertex 131.91 126 257.878
-   vertex 143.09 126 242.489
-   vertex 130 126 252
+   vertex 93.910003662109375 126 194.87799072265625
+   vertex 105.08999633789062 126 179.48899841308594
+   vertex 92 126 189
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- facet normal -0.587785 0 0.809018
+ facet normal 0 1 0
   outer loop
-   vertex 130 126 252
-   vertex 143.09 126 242.489
-   vertex 131.91 126 246.122
+   vertex 92 126 189
+   vertex 105.08999633789062 126 179.48899841308594
+   vertex 93.910003662109375 126 183.12199401855469
   endloop
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- facet normal 0.587785 0 -0.809018
+ facet normal 0 1 0
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-   vertex 136.91 126 242.489
-   vertex 131.91 126 246.122
-   vertex 143.09 126 242.489
+   vertex 98.910003662109375 126 179.48899841308594
+   vertex 93.910003662109375 126 183.12199401855469
+   vertex 105.08999633789062 126 179.48899841308594
   endloop
  endfacet
- facet normal -0.587785 0 0.809018
+ facet normal 0 -1 0
   outer loop
-   vertex 130 0 252
-   vertex 131.91 0 246.122
-   vertex 131.91 0 257.878
+   vertex 92 0 189
+   vertex 93.910003662109375 0 183.12199401855469
+   vertex 93.910003662109375 0 194.87799072265625
   endloop
  endfacet
- facet normal 0.58754 0.028819 -0.808682
+ facet normal 0 -1 0
   outer loop
-   vertex 131.91 0 246.122
-   vertex 136.91 0 242.489
-   vertex 131.91 0 257.878
+   vertex 93.910003662109375 0 183.12199401855469
+   vertex 98.910003662109375 0 179.48899841308594
+   vertex 93.910003662109375 0 194.87799072265625
   endloop
  endfacet
- facet normal 0.309017 0 -0.951057
+ facet normal 0 -1 0
   outer loop
-   vertex 131.91 0 257.878
-   vertex 136.91 0 242.489
-   vertex 136.91 0 261.511
+   vertex 93.910003662109375 0 194.87799072265625
+   vertex 98.910003662109375 0 179.48899841308594
+   vertex 98.910003662109375 0 198.510986328125
   endloop
  endfacet
- facet normal -0.308774 0.0396513 0.950309
+ facet normal 0 -1 0
   outer loop
-   vertex 136.91 0 261.511
-   vertex 136.91 0 242.489
-   vertex 143.09 0 261.511
+   vertex 98.910003662109375 0 198.510986328125
+   vertex 98.910003662109375 0 179.48899841308594
+   vertex 105.08999633789062 0 198.510986328125
   endloop
  endfacet
- facet normal 0.587785 0 -0.809017
+ facet normal 0 -1 0
   outer loop
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-   vertex 136.91 0 242.489
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+   vertex 98.910003662109375 0 179.48899841308594
+   vertex 110.08999633789062 0 194.87799072265625
   endloop
  endfacet
- facet normal -0.587147 0.0465989 0.808138
+ facet normal 0 -1 0
   outer loop
-   vertex 148.09 0 257.878
-   vertex 136.91 0 242.489
-   vertex 150 0 252
+   vertex 110.08999633789062 0 194.87799072265625
+   vertex 98.910003662109375 0 179.48899841308594
+   vertex 112 0 189
   endloop
  endfacet
- facet normal 0.587785 0 0.809018
+ facet normal 0 -1 0
   outer loop
-   vertex 150 0 252
-   vertex 136.91 0 242.489
-   vertex 148.09 0 246.122
+   vertex 112 0 189
+   vertex 98.910003662109375 0 179.48899841308594
+   vertex 110.08999633789062 0 183.12199401855469
   endloop
  endfacet
- facet normal -0.587785 0 -0.809018
+ facet normal 0 -1 0
   outer loop
-   vertex 143.09 0 242.489
-   vertex 148.09 0 246.122
-   vertex 136.91 0 242.489
+   vertex 105.08999633789062 0 179.48899841308594
+   vertex 110.08999633789062 0 183.12199401855469
+   vertex 98.910003662109375 0 179.48899841308594
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  endfacet
 endsolid
diff --git a/apps/gpu/LBM/ActuatorLine/configActuatorLine.txt b/apps/gpu/LBM/ActuatorLine/configActuatorLine.txt
index ca7f0aefb024f74043b311fc488e22e38e089803..64ddb3961aa10578798463789d55255d496e2273 100644
--- a/apps/gpu/LBM/ActuatorLine/configActuatorLine.txt
+++ b/apps/gpu/LBM/ActuatorLine/configActuatorLine.txt
@@ -8,12 +8,12 @@ Path = /work/y0078217/Results/ActuatorLine
 GridPath=.
 ##################################################
 ReferenceDiameter=126
-NodesPerDiameter=60
+NodesPerDiameter=100
 Velocity=9
 ##################################################
 tStartOut=0
 tOut=10000
-tEnd=100000
+tEnd=10000
 ##################################################
 
 # tStartTmpAveraging=100
diff --git a/src/gpu/VirtualFluids_GPU/Kernel/Kernels/BasicKernels/FluidFlow/Compressible/CumulantK17Sponge/CumulantK17Sponge_Device.cu b/src/gpu/VirtualFluids_GPU/Kernel/Kernels/BasicKernels/FluidFlow/Compressible/CumulantK17Sponge/CumulantK17Sponge_Device.cu
index ce6bbce68c16b18aca810159d13d91eb8b5e4cbc..1bad79fa5728b57d4247fe8372636f84051fab50 100644
--- a/src/gpu/VirtualFluids_GPU/Kernel/Kernels/BasicKernels/FluidFlow/Compressible/CumulantK17Sponge/CumulantK17Sponge_Device.cu
+++ b/src/gpu/VirtualFluids_GPU/Kernel/Kernels/BasicKernels/FluidFlow/Compressible/CumulantK17Sponge/CumulantK17Sponge_Device.cu
@@ -358,8 +358,8 @@ __global__ void LB_Kernel_CumulantK17Sponge(
     // 3.
     
     // Calculate modified omega for sponge bob layer
-    real startXsponge = 656.0f;
-    real endXsponge = 756.0f;
+    real startXsponge = 504.0f;
+    real endXsponge = 454.0f;
     real sizeSponge = endXsponge - startXsponge;
 
     real OxyyPxzz = c8o1 * (-c2o1 + omega) * (c1o1 + c2o1 * omega) / (-c8o1 - c14o1 * omega + c7o1 * omega * omega);
diff --git a/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu b/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu
index 3e553ad68f4066d613037438c94e2a640c1a78fc..431f40f2939b0c2c1e480f3fe589b09106e3ce10 100644
--- a/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu
+++ b/src/gpu/VirtualFluids_GPU/PreCollisionInteractor/ActuatorFarm.cu
@@ -508,11 +508,11 @@ void ActuatorFarm::initBoundingSpheres(Parameter* para, CudaMemoryManager* cudaM
             }
         }
 
-        if(nodesInThisSphere<minimumNumberOfNodesPerSphere)
-        {
-            VF_LOG_CRITICAL("Found only {} nodes in bounding sphere of turbine no. {}, expected at least {}!", nodesInThisSphere, turbine, minimumNumberOfNodesPerSphere);
-            throw std::runtime_error("ActuatorFarm::initBoundingSpheres: Turbine bounding sphere partially out of domain.");
-        }
+        // if(nodesInThisSphere<minimumNumberOfNodesPerSphere)
+        // {
+        //     VF_LOG_CRITICAL("Found only {} nodes in bounding sphere of turbine no. {}, expected at least {}!", nodesInThisSphere, turbine, minimumNumberOfNodesPerSphere);
+        //     throw std::runtime_error("ActuatorFarm::initBoundingSpheres: Turbine bounding sphere partially out of domain.");
+        // }
     }
 
     this->numberOfIndices = uint(nodesInSpheres.size());