{
  "schema": "piping-educational-arrangement/v1",
  "object_id": "c06-equilibrium-paths",
  "scope": "Two function-only alternatives; not simultaneous installed hardware. No numerical geometry, pressure prediction or adequacy.",
  "fluid_condition": "Liquid near boiling condition; actual pressure/temperature/density/loss unknown.",
  "device_scope": "Selected liquid-service meter and control arrangement; not all measurement/control technologies.",
  "alternatives": [
    {
      "id": "A",
      "order": [
        "outlet",
        "rise",
        "meter",
        "control",
        "downstream"
      ],
      "relative_elevation": "device section above reference liquid level in this schematic",
      "consequence": "Head use/loss can promote flashing before selected liquid-service functions; actual phase unknown."
    },
    {
      "id": "B",
      "order": [
        "outlet",
        "meter",
        "control",
        "rise",
        "downstream"
      ],
      "relative_elevation": "device section below reference liquid level in this schematic",
      "consequence": "Head can help preserve liquid through selected section; loss/vapor pressure must still be checked. Later phase/velocity effects remain."
    }
  ],
  "coordinate_authority": "SVG display coordinates only, not design dimensions.",
  "project_acceptance": false
}