{
  "benchmark_mode": "source_derived_with_synthetic_completion",
  "case_id": "PCHE-SAMARMAD-SYNTHETIC-01",
  "operating_points": [
    {
      "cold_outlet_temperature_K": 318.975673441,
      "darcy_friction_factor": 0.213333333,
      "effectiveness": 0.866270066,
      "heat_duty_W": 734.558757,
      "heat_transfer_coefficient_W_m2K": 1706.893617,
      "hot_outlet_temperature_K": 297.011898007,
      "nusselt_number": 4.36,
      "pressure_drop_Pa": 650.214568,
      "reynolds": 300,
      "ua_W_K": 183.095073,
      "velocity_m_s": 0.197147009
    },
    {
      "cold_outlet_temperature_K": 315.91169411,
      "darcy_friction_factor": 0.106666667,
      "effectiveness": 0.764088555,
      "heat_duty_W": 1295.826696,
      "heat_transfer_coefficient_W_m2K": 1706.893617,
      "hot_outlet_temperature_K": 300.077343357,
      "nusselt_number": 4.36,
      "pressure_drop_Pa": 1300.429136,
      "reynolds": 600,
      "ua_W_K": 183.095073,
      "velocity_m_s": 0.394294017
    },
    {
      "cold_outlet_temperature_K": 313.494276872,
      "darcy_friction_factor": 0.071111111,
      "effectiveness": 0.683469425,
      "heat_duty_W": 1738.655659,
      "heat_transfer_coefficient_W_m2K": 1706.893617,
      "hot_outlet_temperature_K": 302.495917254,
      "nusselt_number": 4.36,
      "pressure_drop_Pa": 1950.643704,
      "reynolds": 900,
      "ua_W_K": 183.095073,
      "velocity_m_s": 0.591441026
    },
    {
      "cold_outlet_temperature_K": 311.538297544,
      "darcy_friction_factor": 0.053333333,
      "effectiveness": 0.618238918,
      "heat_duty_W": 2096.95719,
      "heat_transfer_coefficient_W_m2K": 1706.893617,
      "hot_outlet_temperature_K": 304.452832457,
      "nusselt_number": 4.36,
      "pressure_drop_Pa": 2600.858272,
      "reynolds": 1200,
      "ua_W_K": 183.095073,
      "velocity_m_s": 0.788588035
    },
    {
      "cold_outlet_temperature_K": 309.923147746,
      "darcy_friction_factor": 0.042666667,
      "effectiveness": 0.564374832,
      "heat_duty_W": 2392.824655,
      "heat_transfer_coefficient_W_m2K": 1706.893617,
      "hot_outlet_temperature_K": 306.068755054,
      "nusselt_number": 4.36,
      "pressure_drop_Pa": 3251.07284,
      "reynolds": 1500,
      "ua_W_K": 183.095073,
      "velocity_m_s": 0.985735043
    },
    {
      "cold_outlet_temperature_K": 308.161845959,
      "darcy_friction_factor": 0.033684211,
      "effectiveness": 0.505636681,
      "heat_duty_W": 2715.464633,
      "heat_transfer_coefficient_W_m2K": 1706.893617,
      "hot_outlet_temperature_K": 307.830899569,
      "nusselt_number": 4.36,
      "pressure_drop_Pa": 4118.025597,
      "reynolds": 1900,
      "ua_W_K": 183.095073,
      "velocity_m_s": 1.248597721
    }
  ],
  "reference_policy": "No publication measurements or conclusions are in this model-facing packet.",
  "schema": "aero.pche.samarmad.synthetic_input.v1",
  "source": {
    "authors": [
      "Ahmed Oleiwi Samarmad",
      "Hayder Mohammad Jaffal"
    ],
    "doi": "10.1016/j.rineng.2023.101303",
    "full_text_url": "https://www.researchgate.net/publication/372453246_Performance_evaluation_of_a_printed_circuit_heat_exchanger_with_a_novel_two-way_corrugated_channel",
    "license": "CC BY-NC-ND 4.0 (source custody; do not redistribute adapted source material)",
    "title": "Performance evaluation of a printed circuit heat exchanger with a novel two-way corrugated channel",
    "url": "https://doi.org/10.1016/j.rineng.2023.101303",
    "year": 2023
  },
  "source_derived_geometry": {
    "channel_diameter_m": 0.0025,
    "channel_shape": "semicircular",
    "channels_per_plate": 14,
    "computational_channel_length_m": 0.24,
    "drilling_depth_m": 0.00125,
    "hydraulic_diameter_m": 0.0015275,
    "model": "straight baseline and two-way corrugated Model 6",
    "model6_channel_amplitude_m": 0.0008,
    "model6_plate_amplitude_m": 0.0008,
    "model6_wavelength_m": 0.0126,
    "number_of_plates": 8,
    "physical_plate_length_m": 0.3,
    "physical_plate_width_m": 0.1,
    "plate_thickness_m": 0.004
  },
  "source_derived_operating_envelope": {
    "cold_inlet_temperature_K": 293.0,
    "flow_arrangement": "counter-current",
    "flow_regime": "laminar single phase",
    "hot_inlet_temperature_K": 323.0,
    "inlet_velocity_range_m_s": [
      0.246,
      1.562
    ],
    "outlet_pressure_gauge_Pa": 0.0,
    "reynolds_range": [
      300,
      1900
    ],
    "walls": {
      "fluid_solid_interface": "thermally coupled",
      "front_back_thermal": "adiabatic",
      "hydraulic": "no slip",
      "top_bottom_left_right_thermal": "periodic"
    },
    "working_fluid_cold": "water",
    "working_fluid_hot": "water"
  },
  "synthetic_completion": {
    "geometry_uncertainty": "\u00b12% channel diameter and \u00b11% plate thickness for sensitivity only",
    "pointwise_measurements": "synthetic truth generated after prediction freeze; never model input",
    "properties": "nominal water properties at 293/323 K; estimated, not transcribed",
    "solid_mechanics": "aluminum E=70 GPa, nu=0.33, alpha=23e-6/K, wall thickness=1.5 mm; estimated",
    "status": "required_for_prebenchmark_only"
  }
}