Results ========= Calculation A: natural frequencies, rotor stopped (:math:`\Omega =0`) ------------------------------------------------------------------ .. csv-table:: "Reference frequency (:math:`\mathrm{Hz}`)", "Aster frequency (:math:`\mathrm{Hz}`)", "% difference" "60.618", "60.60643", "1.91E-02" "63.029", "63.01608", "2.05E-02" "169.513", "169.4401", "4.3E-02" "185.584", "185.4870", "5.23E-02" "329.613", "329.4818", "3.98E-02" "362.089", "361.9114", "4.91E-02" "529.291", "529.8633", "8.08E-02" "557.549", "557.0589", "8.79E-02" "831.111", "830.4900", "7.47E-02" "846.013", "845.3138", "8.26E-02" Table 4.1-1: Calculation of frequencies specific to stopping Calculation B: natural frequencies, rotating rotor (:math:`\Omega =25000\mathrm{tr}/\mathrm{min}`) ------------------------------------------------------------------------------------------------ .. csv-table:: "Reference frequency (:math:`\mathrm{Hz}`)", "Aster frequency (:math:`\mathrm{Hz}`)", "% difference" "55.408", "55.4052", "5.09E-03" "67.209", "67.1844", "3.66E-02" "157.904", "157.8519", "3.3E-02" "193.706", "193.5477", "8.17E-02" "249.898", "249.7995", "3.94E-02" "407.619", "407.1379", "11.8E-02" "446.622", "446.2338", "8.69E-02" "622.654", "622.0188", "10.2E-02" "715.03", "713.9362", "15.2E-02" Table 4.2-1: Calculation of frequencies specific to stopping (QZ algorithm) .. csv-table:: "Reference frequency (:math:`\mathrm{Hz}`)", "Aster frequency (:math:`\mathrm{Hz}`)", "% difference" "55.408", "55.4052", "5.08E-03" "67.209", "67.1844", "3.66E-02" "157.904", "157.8519", "3.3E-02" "193.706", "193.5476", "8.17E-02" "249.898", "249.7995", "3.94E-02" "407.619", "407.1379", "11.8E-02" "446.622", "446.2337", "8.69E-02" "622.654", "622.0188", "10.2E-02" "715.03", "713.9362", "15.2E-02" Table 4.2-2: Calculation of frequencies specific to :math:`25000\mathrm{tr}/\mathrm{min}` (Sorensen algorithm) .. csv-table:: "Reference frequency (:math:`\mathrm{Hz}`)", "Aster frequency (:math:`\mathrm{Hz}`)", "% difference" "55.408", "55.4075", "8.39E-04" "67.209", "67.1872", "3.25E-02" "157.904", "157.8626", "2.62E-02" "193.706", "193.5564", "7.73E-02" "249.898", "249.8516", "1.86E-02" "407.619", "407.3783", "5.9E-02" "446.62", "446.5080", "2.55E-02" "622.65", "622.5052", "2.39E-02" "715.03", "714.2990", "10.2E-02" Table 4.2-3: Calculation of frequencies specific to :math:`25000\mathrm{tr}/\mathrm{min}` (resolution in two stages)