{
  "name": "Water loop with two real pumps",
  "description": "Single circuit: two pumps in a loop (integration test for real Pump)",
  "fluid": "Water",
  "circuits": [
    {
      "id": 0,
      "name": "Water loop",
      "components": [
        {
          "type": "Pump",
          "name": "pump1"
        },
        {
          "type": "Pump",
          "name": "pump2"
        }
      ],
      "edges": [
        { "from": "pump1:outlet", "to": "pump2:inlet" },
        { "from": "pump2:outlet", "to": "pump1:inlet" }
      ]
    }
  ],
  "solver": {
    "strategy": "newton",
    "max_iterations": 200,
    "tolerance": 1e-6
  }
}