变流器延迟时间建模

变流器延迟时间建模:
变流器延迟时间建模_第1张图片

u d q s s ∗ = 1 T s ∫ T s 2 T s u d q s s e j ( ω e τ + θ e ) d τ u d q s s ∗ = 1 T s u d q s s e j θ e ∫ T s 2 T s e j ω e τ d τ = u d q s s e j θ e j ω e T s e j ω e τ ∣ 2 T s T s = u d q s s e j θ e j ω e T s e 1.5 j T s ω e ( e j T s ω e / 2 − e − j T s ω e / 2 ) = 2 u d q s s e j θ e ω e T s e 1.5 j T s ω e ( e j T s ω e / 2 − e − j T s ω e / 2 ) 2 j u d q s s ∗ = 2 u d q s s ω e T s e j ( 1.5 T s ω e + θ e ) sin ⁡ T s ω e 2 u_{dqs}^{s*}=\frac{1}{T_s}\int\limits_{T_s}^{2T_s}{u_{dqs}^{s}e^{j\left( \omega _e\tau +\theta _e \right)}d\tau} \\ u_{dqs}^{s*}=\frac{1}{T_s}u_{dqs}^{s}e^{j\theta _e}\int\limits_{T_s}^{2T_s}{e^{j\omega _e\tau}d\tau} \\ =\frac{u_{dqs}^{s}e^{j\theta _e}}{j\omega _eT_s}e^{j\omega _e\tau}\left| \begin{array}{c} 2T_s\\ T_s\\ \end{array} \right. \\ =\frac{u_{dqs}^{s}e^{j\theta _e}}{j\omega _eT_s}e^{1.5jT_s\omega _e}\left( e^{jT_s\omega _e/2}-e^{-jT_s\omega _e/2} \right) \\ =\frac{2u_{dqs}^{s}e^{j\theta _e}}{\omega _eT_s}e^{1.5jT_s\omega _e}\frac{\left( e^{jT_s\omega _e/2}-e^{-jT_s\omega _e/2} \right)}{2j} \\ u_{dqs}^{s*}=\frac{2u_{dqs}^{s}}{\omega _eT_s}e^{j\left( 1.5T_s\omega _e+\theta _e \right)}\sin \frac{T_s\omega _e}{2} udqss=Ts1Ts2Tsudqssej(ωeτ+θe)dτudqss=Ts1udqssejθeTs2Tsejωeτdτ=jωeTsudqssejθeejωeτ 2TsTs=jωeTsudqssejθee1.5jTsωe(ejTsωe/2ejTsωe/2)=ωeTs2udqssejθee1.5jTsωe2j(ejTsωe/2ejTsωe/2)udqss=ωeTs2udqssej(1.5Tsωe+θe)sin2Tsωe

你可能感兴趣的:(PWM调制技术,电机控制领域,学习,算法)