{
  "mass_analysis": {
    "impeller_4_blades_CW": {
      "volume_cm3": 34.99,
      "mass_CFRP_grams": 52.5,
      "mass_PA12_grams": 35.3,
      "mass_ABS_grams": 39.2,
      "limit_grams": 256.0,
      "status_under_limit": true
    },
    "impeller_4_blades_CCW": {
      "volume_cm3": 34.99,
      "mass_CFRP_grams": 52.5,
      "mass_PA12_grams": 35.3,
      "mass_ABS_grams": 39.2,
      "limit_grams": 256.0,
      "status_under_limit": true
    },
    "impeller_3_blades_CW": {
      "volume_cm3": 32.33,
      "mass_CFRP_grams": 48.5,
      "mass_PA12_grams": 32.6,
      "mass_ABS_grams": 36.2,
      "limit_grams": 256.0,
      "status_under_limit": true
    },
    "impeller_3_blades_CCW": {
      "volume_cm3": 32.33,
      "mass_CFRP_grams": 48.5,
      "mass_PA12_grams": 32.6,
      "mass_ABS_grams": 36.2,
      "limit_grams": 256.0,
      "status_under_limit": true
    },
    "impeller_2_blades_CW": {
      "volume_cm3": 29.66,
      "mass_CFRP_grams": 44.5,
      "mass_PA12_grams": 30.0,
      "mass_ABS_grams": 33.2,
      "limit_grams": 256.0,
      "status_under_limit": true
    },
    "impeller_2_blades_CCW": {
      "volume_cm3": 29.66,
      "mass_CFRP_grams": 44.5,
      "mass_PA12_grams": 30.0,
      "mass_ABS_grams": 33.2,
      "limit_grams": 256.0,
      "status_under_limit": true
    }
  },
  "aerodynamic_curves": {
    "4_blades": [
      {
        "rpm": 3000,
        "tip_speed_m_s": 21.4,
        "thrust_grams": 16.3,
        "thrust_kg": 0.02,
        "power_watts": 0.6,
        "torque_N_m": 0.002,
        "efficiency_g_per_w": 27.32,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u0425\u043e\u043b\u043e\u0441\u0442\u0438\u0439)"
      },
      {
        "rpm": 4000,
        "tip_speed_m_s": 28.5,
        "thrust_grams": 29.0,
        "thrust_kg": 0.03,
        "power_watts": 1.4,
        "torque_N_m": 0.003,
        "efficiency_g_per_w": 20.49,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 5000,
        "tip_speed_m_s": 35.6,
        "thrust_grams": 45.3,
        "thrust_kg": 0.05,
        "power_watts": 2.8,
        "torque_N_m": 0.005,
        "efficiency_g_per_w": 16.39,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 6000,
        "tip_speed_m_s": 42.7,
        "thrust_grams": 65.3,
        "thrust_kg": 0.07,
        "power_watts": 4.8,
        "torque_N_m": 0.008,
        "efficiency_g_per_w": 13.66,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 7000,
        "tip_speed_m_s": 49.8,
        "thrust_grams": 88.8,
        "thrust_kg": 0.09,
        "power_watts": 7.6,
        "torque_N_m": 0.01,
        "efficiency_g_per_w": 11.71,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 8000,
        "tip_speed_m_s": 57.0,
        "thrust_grams": 116.0,
        "thrust_kg": 0.12,
        "power_watts": 11.3,
        "torque_N_m": 0.014,
        "efficiency_g_per_w": 10.24,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 9000,
        "tip_speed_m_s": 64.1,
        "thrust_grams": 146.8,
        "thrust_kg": 0.15,
        "power_watts": 16.1,
        "torque_N_m": 0.017,
        "efficiency_g_per_w": 9.11,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 10000,
        "tip_speed_m_s": 71.2,
        "thrust_grams": 181.3,
        "thrust_kg": 0.18,
        "power_watts": 22.1,
        "torque_N_m": 0.021,
        "efficiency_g_per_w": 8.19,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 11000,
        "tip_speed_m_s": 78.3,
        "thrust_grams": 219.3,
        "thrust_kg": 0.22,
        "power_watts": 29.4,
        "torque_N_m": 0.026,
        "efficiency_g_per_w": 7.45,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041f\u0456\u043a\u043e\u0432\u0438\u0439 \u0440\u0435\u0436\u0438\u043c)"
      },
      {
        "rpm": 12000,
        "tip_speed_m_s": 85.5,
        "thrust_grams": 261.0,
        "thrust_kg": 0.26,
        "power_watts": 38.2,
        "torque_N_m": 0.03,
        "efficiency_g_per_w": 6.83,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041f\u0456\u043a\u043e\u0432\u0438\u0439 \u0440\u0435\u0436\u0438\u043c)"
      }
    ],
    "3_blades": [
      {
        "rpm": 3000,
        "tip_speed_m_s": 21.4,
        "thrust_grams": 13.3,
        "thrust_kg": 0.01,
        "power_watts": 0.5,
        "torque_N_m": 0.001,
        "efficiency_g_per_w": 28.52,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u0425\u043e\u043b\u043e\u0441\u0442\u0438\u0439)"
      },
      {
        "rpm": 4000,
        "tip_speed_m_s": 28.5,
        "thrust_grams": 23.7,
        "thrust_kg": 0.02,
        "power_watts": 1.1,
        "torque_N_m": 0.003,
        "efficiency_g_per_w": 21.39,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 5000,
        "tip_speed_m_s": 35.6,
        "thrust_grams": 37.1,
        "thrust_kg": 0.04,
        "power_watts": 2.2,
        "torque_N_m": 0.004,
        "efficiency_g_per_w": 17.11,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 6000,
        "tip_speed_m_s": 42.7,
        "thrust_grams": 53.4,
        "thrust_kg": 0.05,
        "power_watts": 3.7,
        "torque_N_m": 0.006,
        "efficiency_g_per_w": 14.26,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 7000,
        "tip_speed_m_s": 49.8,
        "thrust_grams": 72.6,
        "thrust_kg": 0.07,
        "power_watts": 5.9,
        "torque_N_m": 0.008,
        "efficiency_g_per_w": 12.22,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 8000,
        "tip_speed_m_s": 57.0,
        "thrust_grams": 94.9,
        "thrust_kg": 0.09,
        "power_watts": 8.9,
        "torque_N_m": 0.011,
        "efficiency_g_per_w": 10.7,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 9000,
        "tip_speed_m_s": 64.1,
        "thrust_grams": 120.1,
        "thrust_kg": 0.12,
        "power_watts": 12.6,
        "torque_N_m": 0.013,
        "efficiency_g_per_w": 9.51,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 10000,
        "tip_speed_m_s": 71.2,
        "thrust_grams": 148.2,
        "thrust_kg": 0.15,
        "power_watts": 17.3,
        "torque_N_m": 0.017,
        "efficiency_g_per_w": 8.56,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 11000,
        "tip_speed_m_s": 78.3,
        "thrust_grams": 179.3,
        "thrust_kg": 0.18,
        "power_watts": 23.1,
        "torque_N_m": 0.02,
        "efficiency_g_per_w": 7.78,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041f\u0456\u043a\u043e\u0432\u0438\u0439 \u0440\u0435\u0436\u0438\u043c)"
      },
      {
        "rpm": 12000,
        "tip_speed_m_s": 85.5,
        "thrust_grams": 213.4,
        "thrust_kg": 0.21,
        "power_watts": 29.9,
        "torque_N_m": 0.024,
        "efficiency_g_per_w": 7.13,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041f\u0456\u043a\u043e\u0432\u0438\u0439 \u0440\u0435\u0436\u0438\u043c)"
      }
    ],
    "2_blades": [
      {
        "rpm": 3000,
        "tip_speed_m_s": 21.4,
        "thrust_grams": 10.0,
        "thrust_kg": 0.01,
        "power_watts": 0.3,
        "torque_N_m": 0.001,
        "efficiency_g_per_w": 30.31,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u0425\u043e\u043b\u043e\u0441\u0442\u0438\u0439)"
      },
      {
        "rpm": 4000,
        "tip_speed_m_s": 28.5,
        "thrust_grams": 17.9,
        "thrust_kg": 0.02,
        "power_watts": 0.8,
        "torque_N_m": 0.002,
        "efficiency_g_per_w": 22.73,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 5000,
        "tip_speed_m_s": 35.6,
        "thrust_grams": 27.9,
        "thrust_kg": 0.03,
        "power_watts": 1.5,
        "torque_N_m": 0.003,
        "efficiency_g_per_w": 18.19,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 6000,
        "tip_speed_m_s": 42.7,
        "thrust_grams": 40.2,
        "thrust_kg": 0.04,
        "power_watts": 2.7,
        "torque_N_m": 0.004,
        "efficiency_g_per_w": 15.15,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 7000,
        "tip_speed_m_s": 49.8,
        "thrust_grams": 54.7,
        "thrust_kg": 0.05,
        "power_watts": 4.2,
        "torque_N_m": 0.006,
        "efficiency_g_per_w": 12.99,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 8000,
        "tip_speed_m_s": 57.0,
        "thrust_grams": 71.4,
        "thrust_kg": 0.07,
        "power_watts": 6.3,
        "torque_N_m": 0.008,
        "efficiency_g_per_w": 11.37,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 9000,
        "tip_speed_m_s": 64.1,
        "thrust_grams": 90.4,
        "thrust_kg": 0.09,
        "power_watts": 8.9,
        "torque_N_m": 0.009,
        "efficiency_g_per_w": 10.1,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 10000,
        "tip_speed_m_s": 71.2,
        "thrust_grams": 111.6,
        "thrust_kg": 0.11,
        "power_watts": 12.3,
        "torque_N_m": 0.012,
        "efficiency_g_per_w": 9.09,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u043e)"
      },
      {
        "rpm": 11000,
        "tip_speed_m_s": 78.3,
        "thrust_grams": 135.0,
        "thrust_kg": 0.14,
        "power_watts": 16.3,
        "torque_N_m": 0.014,
        "efficiency_g_per_w": 8.27,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041f\u0456\u043a\u043e\u0432\u0438\u0439 \u0440\u0435\u0436\u0438\u043c)"
      },
      {
        "rpm": 12000,
        "tip_speed_m_s": 85.5,
        "thrust_grams": 160.7,
        "thrust_kg": 0.16,
        "power_watts": 21.2,
        "torque_N_m": 0.017,
        "efficiency_g_per_w": 7.58,
        "verdict": "\u041f\u0440\u0430\u0446\u044e\u0454 (\u041f\u0456\u043a\u043e\u0432\u0438\u0439 \u0440\u0435\u0436\u0438\u043c)"
      }
    ]
  }
}