Scaling factor on error signal 1e-2 scaleE 1e-3 TfbuIC -0. 2 actDamp Current factor 1e-3 droop Converter enable scheme p.u. voltage level difference from nominal 0.2 VthOff p.u. voltage level difference from nominal 0.1 Pick-up time (s) to enable or disable the 0.01 Tpu controller based on under/over-voltage conditions on the MVDC supply bus. Voltage 1st-order filter with time constant 10 Discrete ms filter Propulsion System Parameters .1: Parameters for Notional Permanent Magnet Machine Parameter Description Default Source Stator resistance (Ω). 0.005 Rs D-axis stator inductance (H). 0.8e-3 Ld Q-axis stator inductance (H). 0.8e-3 Lq Flux linkage established by magnets (V∙s). 16.58 λ Moment of inertia (kg∙m2) 1.6e3 J Friction (N∙m∙s) 0.0005 F Pole pairs. 12 p Table .2: Parameters for Model Parameter Description Default Value Source Snubber capacitance (F). 1.0e-6 Cs IGBT on-state resistance (Ω). 1.0e-3 Ron Snubber resistance (Ω). 1000 Rs Fall time for the IGBT (s). 1.0e-6 Tf Tail time for the IGBT (s). 2.0e-6 Tt IGBT forward voltage drop (V). 0.8 Vf Diode forward voltage drop (V). 0.8 Vfd
scaleE Scaling factor on error signal 1e-2 TfbuIC 1e-3 actDamp -0. 2 droop Current factor 1e-3 Converter enable scheme VthOff p.u. voltage level difference from nominal 0.2 p.u. voltage level difference from nominal 0.1 Tpu Pick-up time (s) to enable or disable the controller based on under/over-voltage conditions on the MVDC supply bus. 0.01 Discrete filter Voltage 1st-order filter with time constant 10 ms Propulsion System Parameters .1: Parameters for Notional Permanent Magnet Machine Parameter Description Default Source Rs Stator resistance (Ω). 0.005 Ld D-axis stator inductance (H). 0.8e-3 Lq Q-axis stator inductance (H). 0.8e-3 λ Flux linkage established by magnets (V∙s). 16.58 J Moment of inertia (kg∙m2) 1.6e3 F Friction (N∙m∙s) 0.0005 p Pole pairs. 12 Table .2: Parameters for Model Parameter Description Default Value Source Cs Snubber capacitance (F). 1.0e-6 Ron IGBT on-state resistance (Ω). 1.0e-3 Rs Snubber resistance (Ω). 1000 Tf Fall time for the IGBT (s). 1.0e-6 Tt Tail time for the IGBT (s). 2.0e-6 Vf IGBT forward voltage drop (V). 0.8 Vfd Diode forward voltage drop (V). 0.8
notional-system-report-two-rev18.docx