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Scaffold Lattice Solid Volume Share Tool

Calculate scaffold lattice solid volume share from explicit caller-supplied inputs.

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Description

Return lattice solid volume and void fraction.

Biofabrication bookkeeping separates nominal geometry, deposition, material bases, layer heights and verification assertions. A local surface, fill fraction or dimensional residual describes supplied values rather than demonstrating an actual construct’s shape, material quality or biological suitability.

Return lattice solid volume and void fraction.

When to use this tool

Use Scaffold Lattice Solid Volume Share when checking the stated benign build geometry, measurement, material or record convention.

How to use the tool and how it works

  1. Enter strutVolume, intersections, envelopeVolume. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read solidVolume, voidShare. Use the output convention below.

Return lattice solid volume and void fraction. Require envelopeVolume > 0 and 0 <= intersections <= strutVolume with net solid <= envelope; solidVolume = strutVolume-intersections, voidShare = 1-solid/envelope.1

Input fieldMeaning and unitsAccepted input
strutVolumeStrut VolumeRequired. Finite number.
intersectionsIntersectionsRequired. Finite number; minimum 0.
envelopeVolumeEnvelope VolumeRequired. Finite number; strictly above 0.
Output fieldInterpretationReturned shape
solidVolumeSolid VolumeRequired. Finite number.
voidShareVoid Share Unit: 1.Required. Finite number.
json
{
  "input": {
    "strutVolume": 40,
    "intersections": 5,
    "envelopeVolume": 100
  },
  "output": {
    "solidVolume": 35,
    "voidShare": 0.65
  }
}

Limitations and assumptions

  • Intersection volume must already handle geometric overlaps correctly; no lattice construction, connectivity or transport analysis is performed.
  • Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
  • Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.

Alternative or Complementary methods

Use verified manufacturing records, measured geometry and an appropriate complete process/material assessment for actual construct quality, performance or safe use.

References

  1. Calculation and input contract: biofabrication/scaffold-lattice-solid-volume-share — tool.io

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