{
  "created_utc": "2026-09-08T18:59:13.503739+00:00",
  "source_case": "revh_flowing_12",
  "steady_iteration": null,
  "transient_time_s": 0.001546810911,
  "time_kind": "physical_seconds_after_flowing_initialization",
  "vtp_time_metadata": {
    "front_mouth": 0.001546810963191092,
    "upward_channel": 0.001546810963191092
  },
  "converged": false,
  "scope": "Integrate saved 3-D sampled velocity across explicitly bounded opening cuts.\n\nThese are central-span plane integrals, not a closed device control volume or\na calibrated fan flow measurement. Input triangles contain only meshed fluid.\n",
  "definitions": {
    "front_mouth": {
      "span_x_m": [
        -0.14,
        0.14
      ],
      "gap_endpoints_m": [
        [
          0.0,
          0.04,
          0.0
        ],
        [
          0.0,
          0.048129883,
          0.004663238
        ]
      ],
      "positive_normal": [
        0.0,
        0.49755314317590477,
        -0.8674334958460951
      ],
      "positive_meaning": "Outward through the front opening"
    },
    "upward_channel": {
      "span_x_m": [
        -0.14,
        0.14
      ],
      "range_y_m": [
        1e-05,
        0.045
      ],
      "height_z_m": 0.020001,
      "positive_normal": [
        0.0,
        0.0,
        1.0
      ],
      "positive_meaning": "Upward in the laptop-side passage"
    }
  },
  "source_sha256": {
    "front_mouth": "06cc53a5c17c195470355e1bd8e7b405bd4833cd829930a93295fe0600eb39ef",
    "upward_channel": "237505fbe941cf85d4311049ca2daad88c1606969fc2461c5494927c4113ec15"
  },
  "results": {
    "front_mouth": {
      "positive_area_m2": 0.0015967604704201221,
      "positive_flow_L_s": 2.91260728106945,
      "negative_area_m2": 0.0010274978121742606,
      "negative_flow_L_s": 0.32591825260680657,
      "fluid_area_m2": 0.0026242583990097046,
      "net_flow_L_s": 2.5866890270104763,
      "normal_velocity_range_m_s": [
        -0.9092690585220208,
        4.111462295392336
      ]
    },
    "upward_channel": {
      "positive_area_m2": 0.011353051289916039,
      "positive_flow_L_s": 19.51696001148224,
      "negative_area_m2": 9.080247400561348e-05,
      "negative_flow_L_s": 0.0194207379487672,
      "fluid_area_m2": 0.011443854309618473,
      "net_flow_L_s": 19.497539273122722,
      "normal_velocity_range_m_s": [
        -0.835211992263794,
        2.3913979530334473
      ]
    }
  },
  "upward_to_net_front_flow_ratio": 7.537643322999938,
  "method": "Clip sampled fluid triangles to stated bounds. Integrate linearly interpolated normal velocity over triangle area; split at zero normal velocity for inward and outward components."
}