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tbetter approximate the actual steady-state pressure distribution when theres a… |
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git clone git://src.adamsgaard.dk/sphere |
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--- |
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commit 23718477440c1df19d0f2da9b54e78177cac7c19 |
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parent a9b29db26630b8d195836748f6e4440f02195224 |
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Author: Anders Damsgaard <[email protected]> |
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Date: Thu, 25 Sep 2014 10:52:41 +0200 |
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better approximate the actual steady-state pressure distribution when theres a … |
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Diffstat: |
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M python/sphere.py | 23 +++++++++++++++++++---- |
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1 file changed, 19 insertions(+), 4 deletions(-) |
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--- |
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diff --git a/python/sphere.py b/python/sphere.py |
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t@@ -2646,11 +2646,26 @@ class sim: |
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dtype=numpy.float64) * p |
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if (hydrostatic == True): |
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+ |
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dz = self.L[2]/self.num[2] |
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- for iz in range(self.num[2]-1): |
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- z = dz*iz + 0.5*dz |
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- depth = self.L[2] - z |
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- self.p_f[:,:,iz] = p + (depth-dz) * rho * -self.g[2] |
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+ # Zero pressure gradient from grid top to top wall, linear pressure |
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+ # distribution from top wall to grid bottom |
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+ if (self.nw == 1): |
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+ wall0_iz = int(self.w_x[0]/(self.L[2]/self.num[2])) |
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+ self.p_f[:,:,wall0_iz:] = p |
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+ |
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+ for iz in numpy.arange(wall0_iz - 1): |
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+ z = dz*iz + 0.5*dz |
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+ depth = self.w_x[0] - z |
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+ self.p_f[:,:,iz] = p + (depth-dz) * rho * -self.g[2] |
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+ |
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+ # Linear pressure distribution from grid top to grid bottom |
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+ else: |
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+ for iz in numpy.arange(self.num[2] - 1): |
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+ z = dz*iz + 0.5*dz |
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+ depth = self.L[2] - z |
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+ self.p_f[:,:,iz] = p + (depth-dz) * rho * -self.g[2] |
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+ |
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self.v_f = numpy.zeros((self.num[0], self.num[1], self.num[2], self.nd… |
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dtype=numpy.float64) |
