Still not working
Trying to have a very simple volume per node assuming a rectangle and the density at the axis it higher than it should (kinda like when using the more accurate volume calculation). This is still weird. I also suspect that the size of the first cell in the axis will also affect this...
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1 changed files with 15 additions and 5 deletions
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@ -582,6 +582,8 @@ MODULE moduleMesh2DCyl
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REAL(8):: detJ
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REAL(8):: fPsi(1:4)
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REAL(8):: dPsi(1:3, 1:4), pDer(1:3, 1:3)
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REAL(8):: corrUp, corrDown
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REAL(8):: dZ, r2, r1
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self%volume = 0.D0
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@ -593,12 +595,20 @@ MODULE moduleMesh2DCyl
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fPsi = self%fPsi(Xi, 4)
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r = DOT_PRODUCT(fPsi,self%r)
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!Computes total volume of the cell
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self%volume = r*detJ*PI8 !4*2*pi
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self%volume = r*detJ*PI8 !2*pi * 4 (weight of 1 point 2D-Gaussian integral)
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!Computes volume per node
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self%n1%v = self%n1%v + fPsi(1)*self%volume
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self%n2%v = self%n2%v + fPsi(2)*self%volume
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self%n3%v = self%n3%v + fPsi(3)*self%volume
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self%n4%v = self%n4%v + fPsi(4)*self%volume
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! self%n1%v = self%n1%v + fPsi(1)*self%volume
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! self%n2%v = self%n2%v + fPsi(2)*self%volume
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! self%n3%v = self%n3%v + fPsi(3)*self%volume
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! self%n4%v = self%n4%v + fPsi(4)*self%volume
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dZ = MAXVAL(self%z) - MIN(self%z)
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r2 = MAXVAL(self%r)
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r1 = MINVAL(self%r)
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self%n1%v = self%n1%v + dZ/2.D0 * PI * ( r2**2 - 3.0D0*r1**2 + 2.0D0*r2*r1)*0.25D0
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self%n2%v = self%n2%v + dZ/2.D0 * PI * ( r2**2 - 3.0D0*r1**2 + 2.0D0*r2*r1)*0.25D0
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self%n3%v = self%n3%v + dZ/2.D0 * PI * (3.0D0*r2**2 - r1**2 - 2.0D0*r2*r1)*0.25D0
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self%n4%v = self%n4%v + dZ/2.D0 * PI * (3.0D0*r2**2 - r1**2 - 2.0D0*r2*r1)*0.25D0
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END SUBROUTINE volumeQuad
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