peristaltic-pump PASS

Open-source 3D-printed peristaltic pump of Behrens et al. (Sci. Rep. 10, 1543, 2020), assembled in analysis mode from the published printed parts (sources/*.step, authoritative geometry, STL units = cm, placed at scale 10): the gearbox base is the datum; a purchased NEMA 17 stepper hangs under it; a reverted 12 -> 24 / 12 -> 24 spur train (motor gear, stacked gear on a countershaft 30 mm off the m

clip play base (purchased) motor (purchased) motorGear (purchased) stackedGear (purchased) outputGear (purchased) upperCase (purchased) stator (purchased) lid (purchased) clamp (purchased) rotor (purchased) roller1 (purchased) roller2 (purchased) roller3 (purchased) tube (modelled, compliant)

gates

[A] parts_pass	PASS
[A] bom_complete	PASS
[A] joint_fidelity	PASS
[A] clearances	PASS
[A] motion_clear	PASS
[A] fluid_domain	n/a
[B] export_agreement	PASS
[B] performance	PASS
[B] conservation	n/a
[B] refinement	n/a
[C] source_hygiene	PASS
[C] boundaries_complete	n/a
[C] provenance	PASS
[C] evidence_separation	PASS

observables

id	status	value ± u_numerical	mesh-resolved	case
flowRate	ok	6.1086 mL/min	-	rotor108
driveRatio	ok	0.25	-

A value its mesh ladder does not resolve is not evidence of performance; report.md gives each prediction's validation basis.