const generators = {
  ad6: {
    rpm: {
      speed: (x) => 0.475 * x + 0.58,
      power: (x) =>
        0.000666667 * Math.pow(x, 3) -
        0.00464286 * Math.pow(x, 2) +
        0.704762 * x +
        0.0857143,
    },
    speed: {
      power: (x) =>
        0.00497944 * Math.pow(x, 3) +
        0.0382844 * Math.pow(x, 2) +
        0.636253 * x -
        0.0926272, // (cubic)
    },
  },

  aab: {
    rpm: {
      speed: (x) => 0.616994 * x - 0.0295657,
      power: (x) =>
        0.00116038 * Math.pow(x, 3) +
        0.000732513 * Math.pow(x, 2) +
        0.582979 * x -
        0.0466331, // (cubic)
    },
    speed: {
      power: (x) =>
        0.00492128 * Math.pow(x, 3) +
        0.0024886 * Math.pow(x, 2) +
        0.967059 * x -
        0.0851045, // (cubic)
    },
  },

  echo: {
    rpm: {
      speed: (x) => 0.6 * x,
      power: (x) =>
        0.000989583 * Math.pow(x, 3) +
        0.00232143 * Math.pow(x, 2) +
        0.268452 * x -
        0.0428571, // (cubic)
    },
    speed: {
      power: (x) =>
        0.0045814 * Math.pow(x, 3) +
        0.00644841 * Math.pow(x, 2) +
        0.447421 * x -
        0.0428571, // (cubic)
    },
  },

  bikeergDamper10: {
    rpm: {
      speed: (x) => 0.516636 * x - 0.304003,
      power: (x) => 0.127052 * Math.pow(x, 2) - 3.76672 * x - 2.65556, // (quadratic)
      calhour: (x) => 0.435283 * Math.pow(x, 2) - 12.8844 * x + 289.661, // (quadratic)
    },
    speed: {
      power: (x) =>
        0.00625518 * Math.pow(x, 3) +
        0.111909 * Math.pow(x, 2) -
        3.22511 * x +
        29.6213, // (cubic)
      calhour: (x) => 2.34469 * Math.pow(x, 2) - 68.8354 * x + 946.93, // (quadratic)
    },
  },

  bikeergDamper5: {
    rpm: {
      speed: (x) => 0.42235 * x - 0.347034,
      power: (x) =>
        -0.000157327 * Math.pow(x, 3) +
        0.12073 * Math.pow(x, 2) -
        5.97022 * x +
        79.8918, // (cubic)
      calhour: (x) => 0.297865 * Math.pow(x, 2) - 12.5112 * x + 400.216, // (quadratic)
    },
    speed: {
      power: (x) =>
        0.00915041 * Math.pow(x, 3) -
        0.141185 * Math.pow(x, 2) +
        3.85559 * x -
        33.9413, // (cubic)
      calhour: (x) =>
        0.0318684 * Math.pow(x, 3) -
        0.529507 * Math.pow(x, 2) +
        14.5516 * x +
        170.821, // (cubic)
    },
  },

  bikeergDamper1: {
    rpm: {
      speed: (x) => 0.309206 * x + 0.211111,
      power: (x) =>
        0.0000833333 * Math.pow(x, 3) +
        0.0260714 * Math.pow(x, 2) -
        1.5119 * x +
        28.2143, // (cubic)
      calhour: (x) => 0.14881 * Math.pow(x, 2) - 9.09762 * x + 477.286, // (quadratic)
    },
    speed: {
      power: (x) =>
        0.00747187 * Math.pow(x, 3) +
        0.00210556 * Math.pow(x, 2) -
        0.0125891 * x -
        1.11492, // (cubic)
      calhour: (x) => 1.66999 * Math.pow(x, 2) - 34.3443 * x + 519.084, // (quadratic)
    },
  },
};