{
  "package": "hyper-ontology/1",
  "designed_with": "Praxis",
  "implemented_with": "Hyper Ontology",
  "paper": {
    "title": "Reliability Atlas: A Plant Reliability Assessment Study the Operator Can Audit",
    "url": "https://codeatoms.ai/plant-reliability-assessment-saudi-arabia/",
    "doi": "10.5281/zenodo.23157965"
  },
  "sector": "energy-and-utilities",
  "country": "Saudi Arabia",
  "scenario": "the operator is described by class, never by name; the design answers a public requirement in this sector",
  "source": "chapter 5 of the paper and Figure 4 (typed links as drawn); properties and status vocabularies from the plan the paper was drawn from; Figure 4's title counts 13 typed links and draws 14 lines, all kept here",
  "write_paths": [
    "read-only adapters over exports and document packs; the model is the only place state changes",
    "predictions, RCA validations and rankings on the model, each moved only by a named reviewer or engineer"
  ],
  "human_loop": "an availability prediction is accepted only by a named reviewer and an RCA report is validated only by a named engineer; the design studies and never operates a plant",
  "objects": [
    {
      "id": "plant",
      "label": "Plant",
      "kind": "site",
      "anchored_in": "the operator's plant register",
      "properties": [
        "Design capacity (m3/day)",
        "Technology (SWRO or sewage treatment)",
        "Contract type",
        "25-year contract term",
        "Commercial operation date",
        "Location"
      ],
      "status_vocabulary": [],
      "links": []
    },
    {
      "id": "production_train",
      "label": "Production train",
      "kind": "asset",
      "anchored_in": "plant historian",
      "properties": [
        "Train tag",
        "Design capacity",
        "Running hours",
        "Downtime hours to date",
        "Sparing configuration"
      ],
      "status_vocabulary": [
        "In service",
        "On planned maintenance",
        "Tripped",
        "Under repair",
        "Spare"
      ],
      "links": [
        {
          "to": "plant",
          "label": "belongs to"
        },
        {
          "to": "equipment",
          "label": "",
          "note": "drawn in Figure 4 with its label hidden under a card"
        }
      ]
    },
    {
      "id": "equipment",
      "label": "Equipment",
      "kind": "asset",
      "anchored_in": "the plant CMMS",
      "properties": [
        "Equipment tag",
        "Sub-system",
        "Criticality class",
        "Failure history count",
        "MTBF",
        "Spare held (yes/no)"
      ],
      "status_vocabulary": [
        "Operating",
        "Failed",
        "Under maintenance",
        "Removed"
      ],
      "links": [
        {
          "to": "work_order",
          "label": "",
          "note": "drawn in Figure 4 with its label hidden under a card"
        }
      ]
    },
    {
      "id": "failure_mode",
      "label": "Failure mode",
      "kind": "record",
      "anchored_in": "the plant failure studies",
      "properties": [
        "FMEA line",
        "Affected equipment",
        "Probability of failure",
        "Consequence to production",
        "Detection method"
      ],
      "status_vocabulary": [
        "Identified",
        "Assessed",
        "Mitigated",
        "Accepted"
      ],
      "links": [
        {
          "to": "equipment",
          "label": "affects"
        },
        {
          "to": "production_train",
          "label": "hits"
        }
      ]
    },
    {
      "id": "work_order",
      "label": "Work order",
      "kind": "record",
      "anchored_in": "the plant CMMS",
      "properties": [
        "WO number",
        "Equipment tag",
        "Failure cause code",
        "Downtime hours",
        "Labor hours",
        "Completion date"
      ],
      "status_vocabulary": [
        "Raised",
        "In progress",
        "Closed",
        "Overdue"
      ],
      "links": [
        {
          "to": "downtime_event",
          "label": "records"
        }
      ]
    },
    {
      "id": "downtime_event",
      "label": "Downtime event",
      "kind": "event",
      "anchored_in": "plant historian",
      "properties": [
        "Start time",
        "End time",
        "Duration hours",
        "Affected train",
        "Production lost (m3)",
        "Cause"
      ],
      "status_vocabulary": [],
      "links": [
        {
          "to": "production_train",
          "label": "stops"
        }
      ]
    },
    {
      "id": "availability_prediction",
      "label": "Availability prediction",
      "kind": "record",
      "anchored_in": "the study",
      "properties": [
        "Predicted availability (%)",
        "Method",
        "Confidence band",
        "Target comparison",
        "Model version"
      ],
      "status_vocabulary": [
        "Drafted",
        "Reviewed",
        "Accepted"
      ],
      "links": [
        {
          "to": "availability_target",
          "label": "compares to"
        }
      ]
    },
    {
      "id": "availability_target",
      "label": "Availability target",
      "kind": "measure",
      "anchored_in": "the contract and study targets",
      "properties": [
        "Target value (%)",
        "Source (contract or study)",
        "Applicable system",
        "Agreement date"
      ],
      "status_vocabulary": [],
      "links": []
    },
    {
      "id": "criticality_index",
      "label": "Criticality index",
      "kind": "measure",
      "anchored_in": "the study",
      "properties": [
        "Contribution to unavailability",
        "Probability of failure score",
        "System criticality score",
        "Rank",
        "Ranking date"
      ],
      "status_vocabulary": [],
      "links": [
        {
          "to": "production_train",
          "label": "",
          "note": "drawn in Figure 4 with its label hidden under a card"
        }
      ]
    },
    {
      "id": "rca_report",
      "label": "RCA report",
      "kind": "document",
      "anchored_in": "plant exports and document packs",
      "properties": [
        "Major event reference",
        "Root causes",
        "Validation findings",
        "Recommendations",
        "Revision number"
      ],
      "status_vocabulary": [
        "Under review",
        "Validated",
        "Recommendations closed"
      ],
      "links": [
        {
          "to": "reliability_program",
          "label": "cites"
        }
      ]
    },
    {
      "id": "major_event",
      "label": "Major event",
      "kind": "event",
      "anchored_in": "plant exports and document packs",
      "properties": [
        "Event date",
        "Description",
        "Production impact",
        "RCAs raised",
        "Status"
      ],
      "status_vocabulary": [
        "Open",
        "Under investigation",
        "Closed"
      ],
      "links": [
        {
          "to": "production_train",
          "label": "stops"
        },
        {
          "to": "rca_report",
          "label": "raises"
        }
      ]
    },
    {
      "id": "spare_part",
      "label": "Spare part",
      "kind": "material",
      "anchored_in": "the plant CMMS",
      "properties": [
        "Part number",
        "Covered equipment",
        "Stock level",
        "Lead time",
        "Criticality class"
      ],
      "status_vocabulary": [
        "In stock",
        "Reserved",
        "On order",
        "Out of stock"
      ],
      "links": [
        {
          "to": "equipment",
          "label": "covers"
        },
        {
          "to": "criticality_index",
          "label": "ranks by"
        }
      ]
    },
    {
      "id": "reliability_program",
      "label": "Reliability program",
      "kind": "document",
      "anchored_in": "plant exports and document packs",
      "properties": [
        "Program type (RCM/RBI/RIS/RCA)",
        "Applicable systems",
        "Assessment findings",
        "Maturity rating",
        "Recommendations"
      ],
      "status_vocabulary": [
        "Not adopted",
        "Assessed",
        "Recommended",
        "Implemented"
      ],
      "links": []
    }
  ]
}