[33] | 1 | #ifndef PMSM_H |
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| 2 | #define PMSM_H |
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| 3 | |
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[54] | 4 | #include <stat/libFN.h> |
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| 5 | |
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| 6 | |
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[48] | 7 | //TODO hardcoded RVs!!! |
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[33] | 8 | RV rx ( "1 2 3 4", "{ia, ib, om, th}", ones_i ( 4 ), zeros_i ( 4 )); |
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| 9 | RV ru ( "5 6", "{ua, ub}", ones_i ( 2 ) ,zeros_i ( 2 )); |
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| 10 | RV ry ( "7 8", "{oia, oib}", ones_i ( 2 ) ,zeros_i ( 2 )); |
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| 11 | |
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[62] | 12 | //! State evolution model for a PMSM drive and its derivative with respect to \$x\$ |
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[33] | 13 | class IMpmsm : public diffbifn { |
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[63] | 14 | protected: |
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[33] | 15 | double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
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| 16 | |
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| 17 | public: |
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[62] | 18 | IMpmsm() :diffbifn (rx.count(), rx, ru ) {}; |
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[33] | 19 | //! Set mechanical and electrical variables |
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| 20 | void set_parameters ( double Rs0, double Ls0, double dt0, double Ypm0, double kp0, double p0, double J0, double Mz0 ) {Rs=Rs0; Ls=Ls0; dt=dt0; Ypm=Ypm0; kp=kp0; p=p0; J=J0; Mz=Mz0;} |
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| 21 | |
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| 22 | vec eval ( const vec &x0, const vec &u0 ) { |
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| 23 | // last state |
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| 24 | double iam = x0 ( 0 ); |
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| 25 | double ibm = x0 ( 1 ); |
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| 26 | double omm = x0 ( 2 ); |
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| 27 | double thm = x0 ( 3 ); |
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| 28 | double uam = u0 ( 0 ); |
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| 29 | double ubm = u0 ( 1 ); |
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| 30 | |
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| 31 | vec xk=zeros ( 4 ); |
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| 32 | //ia |
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| 33 | xk ( 0 ) = ( 1.0- Rs/Ls*dt ) * iam + Ypm/Ls*dt*omm * sin ( thm ) + uam*dt/Ls; |
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| 34 | //ib |
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| 35 | xk ( 1 ) = ( 1.0- Rs/Ls*dt ) * ibm - Ypm/Ls*dt*omm * cos ( thm ) + ubm*dt/Ls; |
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| 36 | //om |
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[63] | 37 | xk ( 2 ) = omm + kp*p*p * Ypm/J*dt* ( ibm * cos ( thm )-iam * sin ( thm ) ) - p/J*dt*Mz; |
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| 38 | //th |
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| 39 | xk ( 3 ) = rem(thm + omm*dt,2*pi); // <0..2pi> |
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| 40 | return xk; |
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| 41 | } |
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| 42 | |
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| 43 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
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| 44 | double iam = x0 ( 0 ); |
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| 45 | double ibm = x0 ( 1 ); |
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| 46 | double omm = x0 ( 2 ); |
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| 47 | double thm = x0 ( 3 ); |
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| 48 | // d ia |
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| 49 | A ( 0,0 ) = ( 1.0- Rs/Ls*dt ); A ( 0,1 ) = 0.0; |
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| 50 | A ( 0,2 ) = Ypm/Ls*dt* sin ( thm ); A ( 0,3 ) = Ypm/Ls*dt*omm * ( cos ( thm ) ); |
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| 51 | // d ib |
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| 52 | A ( 1,0 ) = 0.0 ; A ( 1,1 ) = ( 1.0- Rs/Ls*dt ); |
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| 53 | A ( 1,2 ) = -Ypm/Ls*dt* cos ( thm ); A ( 1,3 ) = Ypm/Ls*dt*omm * ( sin ( thm ) ); |
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| 54 | // d om |
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| 55 | A ( 2,0 ) = kp*p*p * Ypm/J*dt* ( - sin ( thm ) ); |
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| 56 | A ( 2,1 ) = kp*p*p * Ypm/J*dt* ( cos ( thm ) ); |
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| 57 | A ( 2,2 ) = 1.0; |
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| 58 | A ( 2,3 ) = kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) ); |
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| 59 | // d th |
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| 60 | A ( 3,0 ) = 0.0; A ( 3,1 ) = 0.0; A ( 3,2 ) = dt; A ( 3,3 ) = 1.0; |
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| 61 | } |
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| 62 | |
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| 63 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
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| 64 | |
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| 65 | }; |
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| 66 | |
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| 67 | class IMpmsmStat : public IMpmsm { |
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| 68 | IMpmsmStat() :IMpmsm() {}; |
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| 69 | //! Set mechanical and electrical variables |
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| 70 | void set_parameters ( double Rs0, double Ls0, double dt0, double Ypm0, double kp0, double p0, double J0, double Mz0 ) {Rs=Rs0; Ls=Ls0; dt=dt0; Ypm=Ypm0; kp=kp0; p=p0; J=J0; Mz=Mz0;} |
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| 71 | |
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| 72 | vec eval ( const vec &x0, const vec &u0 ) { |
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| 73 | // last state |
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| 74 | double iam = x0 ( 0 ); |
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| 75 | double ibm = x0 ( 1 ); |
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| 76 | double omm = x0 ( 2 ); |
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| 77 | double thm = x0 ( 3 ); |
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| 78 | double uam = u0 ( 0 ); |
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| 79 | double ubm = u0 ( 1 ); |
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| 80 | |
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| 81 | vec xk=zeros ( 4 ); |
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| 82 | //ia |
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| 83 | xk ( 0 ) = ( 1.0- Rs/Ls*dt ) * iam + Ypm/Ls*dt*omm * sin ( thm ) + uam*dt/Ls; |
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| 84 | //ib |
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| 85 | xk ( 1 ) = ( 1.0- Rs/Ls*dt ) * ibm - Ypm/Ls*dt*omm * cos ( thm ) + ubm*dt/Ls; |
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| 86 | //om |
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[62] | 87 | xk ( 2 ) = omm;// + kp*p*p * Ypm/J*dt* ( ibm * cos ( thm )-iam * sin ( thm ) ) - p/J*dt*Mz; |
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[33] | 88 | //th |
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[48] | 89 | xk ( 3 ) = rem(thm + omm*dt,2*pi); // <0..2pi> |
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[33] | 90 | return xk; |
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| 91 | } |
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| 92 | |
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| 93 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
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| 94 | double iam = x0 ( 0 ); |
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| 95 | double ibm = x0 ( 1 ); |
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| 96 | double omm = x0 ( 2 ); |
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| 97 | double thm = x0 ( 3 ); |
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| 98 | // d ia |
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| 99 | A ( 0,0 ) = ( 1.0- Rs/Ls*dt ); A ( 0,1 ) = 0.0; |
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| 100 | A ( 0,2 ) = Ypm/Ls*dt* sin ( thm ); A ( 0,3 ) = Ypm/Ls*dt*omm * ( cos ( thm ) ); |
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| 101 | // d ib |
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| 102 | A ( 1,0 ) = 0.0 ; A ( 1,1 ) = ( 1.0- Rs/Ls*dt ); |
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| 103 | A ( 1,2 ) = -Ypm/Ls*dt* cos ( thm ); A ( 1,3 ) = Ypm/Ls*dt*omm * ( sin ( thm ) ); |
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| 104 | // d om |
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[62] | 105 | A ( 2,0 ) = 0.0;//kp*p*p * Ypm/J*dt* ( - sin ( thm ) ); |
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| 106 | A ( 2,1 ) = 0.0;//kp*p*p * Ypm/J*dt* ( cos ( thm ) ); |
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[33] | 107 | A ( 2,2 ) = 1.0; |
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[62] | 108 | A ( 2,3 ) = 0.0;//kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) ); |
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[33] | 109 | // d th |
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| 110 | A ( 3,0 ) = 0.0; A ( 3,1 ) = 0.0; A ( 3,2 ) = dt; A ( 3,3 ) = 1.0; |
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| 111 | } |
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| 112 | |
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| 113 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
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| 114 | |
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| 115 | }; |
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| 116 | |
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[62] | 117 | //! Observation model for PMSM drive and its derivative with respect to \$x\$ |
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[33] | 118 | class OMpmsm: public diffbifn { |
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| 119 | public: |
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[62] | 120 | OMpmsm() :diffbifn (2, rx,ru ) {}; |
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[33] | 121 | |
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| 122 | vec eval ( const vec &x0, const vec &u0 ) { |
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| 123 | vec y ( 2 ); |
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| 124 | y ( 0 ) = x0 ( 0 ); |
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| 125 | y ( 1 ) = x0 ( 1 ); |
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| 126 | return y; |
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| 127 | } |
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| 128 | |
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| 129 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
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| 130 | A.clear(); |
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| 131 | A ( 0,0 ) = 1.0; |
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| 132 | A ( 1,1 ) = 1.0; |
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| 133 | } |
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| 134 | }; |
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| 135 | |
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| 136 | #endif //PMSM_H |
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