Reset caching on block components within uniform mesh converter (#878)

* Small update for reseting component volumes during setting number densities to ensure that the component volumes are recalculated.
terrapower · Sep 14, 2022 · 46ee8dd · 46ee8dd
1 parent c40a3ca
commit 46ee8dd
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diff --git a/armi/reactor/assemblies.py b/armi/reactor/assemblies.py
@@ -946,6 +946,7 @@ def getBlocksBetweenElevations(self, zLower, zUpper):
         EPS = 1e-10
         blocksHere = []
         allMeshPoints = set()
+
         for b in self:
             if b.p.ztop >= zLower and b.p.zbottom <= zUpper:
                 allMeshPoints.add(b.p.zbottom)

diff --git a/armi/reactor/converters/uniformMesh.py b/armi/reactor/converters/uniformMesh.py
@@ -859,3 +859,7 @@ def setNumberDensitiesFromOverlaps(block, overlappingBlockInfo):
                 + numberDensity * overlappingHeightInCm / blockHeightInCm
             )
     block.setNumberDensities(totalDensities)
+    # Set the volume of each component in the block to `None` so that the
+    # volume of each volume is recomputed.
+    for c in block:
+        c.p.volume = None