1 | #ifndef PMSM_H |
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2 | #define PMSM_H |
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3 | |
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4 | #include <math/functions.h> |
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5 | #include "base/user_info.h" |
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6 | #include "ekf_example/reference_Q15.h" |
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7 | |
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8 | /*! \defgroup PMSM |
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9 | @{ |
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10 | */ |
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11 | |
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12 | using namespace bdm; |
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13 | |
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14 | //TODO hardcoded RVs!!! |
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15 | // RV rx ( "{ia ib om th }"); |
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16 | // RV ru ( "{o_ua o_ub }"); |
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17 | // RV ry ( "{oia oib }"); |
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18 | |
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19 | // class uipmsm : public uibase{ |
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20 | // double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
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21 | // }; |
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22 | |
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23 | //! State evolution model for a PMSM drive and its derivative with respect to \f$x\f$ |
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24 | class IMpmsm : public diffbifn { |
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25 | protected: |
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26 | double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
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27 | |
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28 | bool compensate; |
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29 | bool cutoff; |
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30 | public: |
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31 | IMpmsm() :diffbifn ( ) {dimy=4; dimx = 4; dimu=2; dimc=6;compensate=true;cutoff=true;}; |
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32 | //! Set mechanical and electrical variables |
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33 | virtual 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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34 | |
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35 | void modelpwm(const vec &x0, const vec u0, double &ua, double &ub){ |
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36 | /* ua=u0[0]; |
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37 | ub=u0[1]; |
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38 | return;*/ |
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39 | double sq3=sqrt ( 3.0 ); |
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40 | double i1=x0(0); |
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41 | double i2=0.5* ( -i1+sq3*x0[1] ); |
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42 | double i3=0.5* ( -i1-sq3*x0[1] ); |
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43 | double u1=u0(0); |
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44 | double u2=0.5* ( -u1+sq3*u0(1) ); |
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45 | double u3=0.5* ( -u1-sq3*u0(1) ); |
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46 | |
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47 | double du1=1.4* ( double ( i1>0.3 ) - double ( i1<-0.3 ) ) +0.2*i1; |
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48 | double du2=1.4* ( double ( i2>0.3 ) - double ( i2<-0.3 ) ) +0.2*i2; |
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49 | double du3=1.4* ( double ( i3>0.3 ) - double ( i3<-0.3 ) ) +0.2*i3; |
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50 | ua = ( 2.0* ( u1-du1 )- ( u2-du2 )- ( u3-du3 ) ) /3.0; |
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51 | ub = ( ( u2-du2 )- ( u3-du3 ) ) /sq3; |
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52 | } |
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53 | |
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54 | vec eval ( const vec &x0, const vec &u0 ) { |
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55 | // last state |
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56 | const double &iam = x0 ( 0 ); |
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57 | const double &ibm = x0 ( 1 ); |
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58 | const double &omm = x0 ( 2 ); |
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59 | const double &thm = x0 ( 3 ); |
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60 | double uam; |
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61 | double ubm; |
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62 | |
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63 | if (compensate){ |
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64 | modelpwm(x0,u0,uam,ubm); |
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65 | } else { |
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66 | uam = u0(0); |
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67 | ubm = u0(1); |
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68 | } |
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69 | |
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70 | |
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71 | vec xk( 4 ); |
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72 | //ia |
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73 | xk ( 0 ) = ( 1.0- Rs/Ls*dt ) * iam + Ypm/Ls*dt*omm * sin ( thm ) + uam*dt/Ls; |
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74 | //ib |
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75 | xk ( 1 ) = ( 1.0- Rs/Ls*dt ) * ibm - Ypm/Ls*dt*omm * cos ( thm ) + ubm*dt/Ls; |
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76 | //om |
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77 | xk ( 2 ) = omm + kp*p*p * Ypm/J*dt* ( ibm * cos ( thm )-iam * sin ( thm ) ) - p/J*dt*Mz; |
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78 | //th |
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79 | xk ( 3 ) = thm + omm*dt; // <0..2pi> |
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80 | if (cutoff) { |
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81 | if ( xk ( 3 ) >pi ) xk ( 3 )-=2*pi; |
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82 | if ( xk ( 3 ) <-pi ) xk ( 3 ) +=2*pi; |
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83 | } |
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84 | return xk; |
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85 | } |
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86 | |
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87 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
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88 | const double &iam = x0 ( 0 ); |
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89 | const double &ibm = x0 ( 1 ); |
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90 | const double &omm = x0 ( 2 ); |
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91 | const double &thm = x0 ( 3 ); |
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92 | // d ia |
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93 | A ( 0,0 ) = ( 1.0- Rs/Ls*dt ); A ( 0,1 ) = 0.0; |
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94 | A ( 0,2 ) = Ypm/Ls*dt* sin ( thm ); A ( 0,3 ) = Ypm/Ls*dt*omm * ( cos ( thm ) ); |
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95 | // d ib |
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96 | A ( 1,0 ) = 0.0 ; A ( 1,1 ) = ( 1.0- Rs/Ls*dt ); |
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97 | A ( 1,2 ) = -Ypm/Ls*dt* cos ( thm ); A ( 1,3 ) = Ypm/Ls*dt*omm * ( sin ( thm ) ); |
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98 | // d om |
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99 | A ( 2,0 ) = kp*p*p * Ypm/J*dt* ( - sin ( thm ) ); |
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100 | A ( 2,1 ) = kp*p*p * Ypm/J*dt* ( cos ( thm ) ); |
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101 | A ( 2,2 ) = 1.0; |
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102 | A ( 2,3 ) = kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) ); |
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103 | // d th |
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104 | A ( 3,0 ) = 0.0; A ( 3,1 ) = 0.0; A ( 3,2 ) = dt; A ( 3,3 ) = 1.0; |
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105 | } |
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106 | |
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107 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
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108 | |
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109 | void from_setting( const Setting &root ) |
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110 | { |
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111 | |
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112 | const SettingResolver& params_b=root["params"]; |
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113 | const Setting& params=params_b.result; |
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114 | |
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115 | set_parameters ( params["Rs"], params["Ls"], 125e-6, params["Fmag"], \ |
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116 | params["kp"], params["p"], params["J"], 0.0); |
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117 | int comp=0; |
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118 | if (UI::get(comp,root,"compensate",UI::optional)){compensate=(comp==1);} |
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119 | int cuto=0; |
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120 | if (UI::get(cuto,root,"cutoff",UI::optional)){cutoff=(cuto==1);} |
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121 | }; |
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122 | |
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123 | // TODO dodelat void to_setting( Setting &root ) const; |
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124 | }; |
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125 | |
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126 | UIREGISTER ( IMpmsm ); |
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127 | |
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128 | //! Evolution model of \f$ \omega, \vartheta\f$ for a PMSM drive and its derivative with respect to \f$x\f$ |
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129 | class IMpmsmOT : public diffbifn { |
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130 | protected: |
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131 | double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
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132 | |
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133 | bool compensate; |
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134 | bool cutoff; |
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135 | public: |
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136 | IMpmsmOT() :diffbifn ( ) {dimy=2; dimx = 2; dimu=4; dimc=6;compensate=true;cutoff=true;}; |
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137 | //! Set mechanical and electrical variables |
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138 | virtual 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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139 | |
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140 | void modelpwm(const vec &x0, const vec u0, double &ua, double &ub){ |
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141 | /* ua=u0[0]; |
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142 | * ub=u0[1]; |
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143 | * return;*/ |
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144 | double sq3=sqrt ( 3.0 ); |
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145 | double i1=x0(0); |
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146 | double i2=0.5* ( -i1+sq3*x0[1] ); |
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147 | double i3=0.5* ( -i1-sq3*x0[1] ); |
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148 | double u1=u0(0); |
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149 | double u2=0.5* ( -u1+sq3*u0(1) ); |
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150 | double u3=0.5* ( -u1-sq3*u0(1) ); |
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151 | |
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152 | double du1=1.4* ( double ( i1>0.3 ) - double ( i1<-0.3 ) ) +0.2*i1; |
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153 | double du2=1.4* ( double ( i2>0.3 ) - double ( i2<-0.3 ) ) +0.2*i2; |
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154 | double du3=1.4* ( double ( i3>0.3 ) - double ( i3<-0.3 ) ) +0.2*i3; |
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155 | ua = ( 2.0* ( u1-du1 )- ( u2-du2 )- ( u3-du3 ) ) /3.0; |
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156 | ub = ( ( u2-du2 )- ( u3-du3 ) ) /sq3; |
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157 | } |
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158 | |
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159 | vec eval ( const vec &x0, const vec &u0 ) { |
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160 | // last state |
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161 | const double &omm = x0 ( 0 ); |
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162 | const double &thm = x0 ( 1 ); |
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163 | double uam; |
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164 | double ubm; |
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165 | |
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166 | if (compensate){ |
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167 | modelpwm(x0,u0,uam,ubm); |
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168 | } else { |
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169 | uam = u0(0); |
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170 | ubm = u0(1); |
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171 | } |
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172 | |
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173 | const double &iam = u0 ( 2 ); |
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174 | const double &ibm = u0 ( 3 ); |
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175 | |
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176 | vec xk( 2 ); |
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177 | //ia |
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178 | //om |
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179 | xk ( 0 ) = omm + kp*p*p * Ypm/J*dt* ( ibm * cos ( thm )-iam * sin ( thm ) ) - p/J*dt*Mz; |
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180 | //th |
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181 | xk ( 1 ) = thm + omm*dt; // <0..2pi> |
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182 | if (cutoff) { |
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183 | if ( xk ( 1 ) >pi ) xk ( 1 )-=2*pi; |
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184 | if ( xk ( 1 ) <-pi ) xk ( 1 ) +=2*pi; |
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185 | } |
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186 | return xk; |
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187 | } |
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188 | |
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189 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
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190 | const double &omm = x0 ( 0 ); |
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191 | const double &thm = x0 ( 1 ); |
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192 | |
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193 | const double &iam = u0 ( 2 ); |
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194 | const double &ibm = u0 ( 3 ); |
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195 | |
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196 | // d ia |
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197 | // d om |
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198 | A ( 0,0 ) = 1.0; |
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199 | A ( 0,1 ) = kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) ); |
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200 | // d th |
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201 | A ( 1,0 ) = dt; |
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202 | A ( 1,1 ) = 1.0; |
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203 | } |
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204 | |
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205 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
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206 | |
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207 | void from_setting( const Setting &root ) |
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208 | { |
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209 | |
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210 | const SettingResolver& params_b=root["params"]; |
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211 | const Setting& params=params_b.result; |
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212 | |
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213 | set_parameters ( params["Rs"], params["Ls"], 125e-6, params["Fmag"], \ |
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214 | params["kp"], params["p"], params["J"], 0.0); |
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215 | int comp=0; |
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216 | if (UI::get(comp,root,"compensate",UI::optional)){compensate=(comp==1);} |
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217 | int cuto=0; |
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218 | if (UI::get(cuto,root,"cutoff",UI::optional)){cutoff=(cuto==1);} |
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219 | }; |
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220 | |
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221 | // TODO dodelat void to_setting( Setting &root ) const; |
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222 | }; |
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223 | |
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224 | UIREGISTER ( IMpmsmOT ); |
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225 | |
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226 | //! Evolution model of \f$ \omega, \vartheta\f$ for a PMSM drive and its derivative with respect to \f$x\f$ -- Scaled to [-1,1] |
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227 | class IMpmsmOTsc : public diffbifn { |
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228 | protected: |
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229 | double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
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230 | |
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231 | bool cutoff; |
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232 | public: |
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233 | IMpmsmOTsc() :diffbifn ( ) {dimy=2; dimx = 2; dimu=4; dimc=6;cutoff=true;}; |
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234 | //! Set mechanical and electrical variables |
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235 | virtual 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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236 | |
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237 | |
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238 | vec eval ( const vec &x0, const vec &u0 ) { |
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239 | // last state |
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240 | const double &omm = x0 ( 0 ); |
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241 | const double &thm = x0 ( 1 ); |
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242 | double uam; |
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243 | double ubm; |
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244 | |
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245 | uam = u0(0); |
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246 | ubm = u0(1); |
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247 | |
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248 | const double &iam = u0 ( 2 ); |
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249 | const double &ibm = u0 ( 3 ); |
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250 | |
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251 | vec xk( 2 ); |
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252 | //ia |
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253 | //om |
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254 | xk ( 0 ) = omm + kp*p*p * Ypm/J*dt *Iref/Wref* ( ibm * cos ( thm*Thetaref/(1<<15) )-iam * sin ( thm*Thetaref/(1<<15) ) ); |
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255 | //th |
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256 | xk ( 1 ) = thm + omm*Wref/Thetaref*dt; // <0..2pi> |
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257 | if (cutoff) { |
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258 | if ( xk ( 1 ) >(1<<15) ) xk ( 1 )=-(1<<15); |
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259 | if ( xk ( 1 ) <-(1<<15) ) xk ( 1 ) =(1<<15); |
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260 | } |
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261 | return xk; |
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262 | } |
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263 | |
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264 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
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265 | const double &omm = x0 ( 0 ); |
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266 | const double &thm = x0 ( 1 ); |
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267 | |
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268 | const double &iam = u0 ( 2 ); |
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269 | const double &ibm = u0 ( 3 ); |
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270 | |
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271 | // d ia |
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272 | // d om |
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273 | A ( 0,0 ) = 1.0; |
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274 | A ( 0,1 ) = 0.0;//kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) ); |
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275 | // d th |
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276 | A ( 1,0 ) = dt*Wref/Thetaref; |
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277 | A ( 1,1 ) = 1.0; |
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278 | } |
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279 | |
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280 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
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281 | |
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282 | void from_setting( const Setting &root ) |
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283 | { |
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284 | |
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285 | const SettingResolver& params_b=root["params"]; |
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286 | const Setting& params=params_b.result; |
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287 | |
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288 | set_parameters ( params["Rs"], params["Ls"], 125e-6, params["Fmag"], \ |
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289 | params["kp"], params["p"], params["J"], 0.0); |
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290 | int cuto=0; |
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291 | if (UI::get(cuto,root,"cutoff",UI::optional)){cutoff=(cuto==1);} |
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292 | }; |
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293 | |
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294 | // TODO dodelat void to_setting( Setting &root ) const; |
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295 | }; |
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296 | |
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297 | UIREGISTER ( IMpmsmOTsc ); |
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298 | |
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299 | |
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300 | //! State evolution model for a PMSM drive and its derivative with respect to \f$x\f$ |
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301 | class IMpmsmDQ : public diffbifn { |
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302 | protected: |
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303 | double Rs, Ld, Lq, dt, Ypm, kp, p, J, Mz; |
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304 | |
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305 | bool compensate; |
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306 | bool cutoff; |
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307 | public: |
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308 | IMpmsmDQ() :diffbifn ( ) {dimy=4; dimx = 4; dimu=2; dimc=6;compensate=true;cutoff=true;}; |
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309 | //! Set mechanical and electrical variables |
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310 | virtual void set_parameters ( double Rs0, double Ld0, double Lq0, double dt0, double Ypm0, double kp0, double p0, double J0, double Mz0 ) {Rs=Rs0; Ld=Ld0; Lq=Lq0; dt=dt0; Ypm=Ypm0; kp=kp0; p=p0; J=J0; Mz=Mz0;} |
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311 | |
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312 | void modelpwm(const vec &x0, const vec u0, double &ua, double &ub){ |
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313 | /* ua=u0[0]; |
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314 | * ub=u0[1]; |
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315 | * return;*/ |
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316 | double sq3=sqrt ( 3.0 ); |
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317 | double i1=x0(0); |
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318 | double i2=0.5* ( -i1+sq3*x0[1] ); |
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319 | double i3=0.5* ( -i1-sq3*x0[1] ); |
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320 | double u1=u0(0); |
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321 | double u2=0.5* ( -u1+sq3*u0(1) ); |
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322 | double u3=0.5* ( -u1-sq3*u0(1) ); |
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323 | |
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324 | double du1=1.4* ( double ( i1>0.3 ) - double ( i1<-0.3 ) ) +0.2*i1; |
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325 | double du2=1.4* ( double ( i2>0.3 ) - double ( i2<-0.3 ) ) +0.2*i2; |
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326 | double du3=1.4* ( double ( i3>0.3 ) - double ( i3<-0.3 ) ) +0.2*i3; |
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327 | ua = ( 2.0* ( u1-du1 )- ( u2-du2 )- ( u3-du3 ) ) /3.0; |
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328 | ub = ( ( u2-du2 )- ( u3-du3 ) ) /sq3; |
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329 | } |
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330 | |
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331 | vec eval ( const vec &x0, const vec &u0 ) { |
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332 | // last state |
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333 | const double &idm = x0 ( 0 ); |
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334 | const double &iqm = x0 ( 1 ); |
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335 | const double &omm = x0 ( 2 ); |
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336 | const double &thm = x0 ( 3 ); |
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337 | double uam; |
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338 | double ubm; |
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339 | |
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340 | if (compensate){ |
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341 | modelpwm(x0,u0,uam,ubm); |
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342 | } else { |
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343 | uam = u0(0); |
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344 | ubm = u0(1); |
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345 | } |
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346 | |
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347 | vec xk( 4 ); |
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348 | //id |
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349 | xk ( 0 ) = ( 1.0- Rs/Ld*dt ) * idm + Lq/Ld*iqm*dt*omm + dt/Ld*(cos(thm)*uam+sin(thm)*ubm); |
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350 | //iq |
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351 | xk ( 1 ) = ( 1.0- Rs/Lq*dt ) * iqm - Ypm/Lq*dt*omm - Ld/Lq*dt*idm*omm + dt/Lq*(-sin(thm)*uam+cos(thm)*ubm); |
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352 | //om |
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353 | xk ( 2 ) = omm + kp*p*p /J*dt* ( (Ld-Lq)*idm+ Ypm)*iqm - p/J*dt*Mz; |
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354 | //th |
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355 | xk ( 3 ) = thm + omm*dt; // <0..2pi> |
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356 | if (cutoff) { |
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357 | if ( xk ( 3 ) >pi ) xk ( 3 )-=2*pi; |
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358 | if ( xk ( 3 ) <-pi ) xk ( 3 ) +=2*pi; |
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359 | } |
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360 | return xk; |
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361 | } |
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362 | |
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363 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
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364 | const double &idm = x0 ( 0 ); |
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365 | const double &iqm = x0 ( 1 ); |
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366 | const double &omm = x0 ( 2 ); |
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367 | const double &thm = x0 ( 3 ); |
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368 | |
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369 | double uam; |
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370 | double ubm; |
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371 | if (compensate){ |
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372 | modelpwm(x0,u0,uam,ubm); |
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373 | } else { |
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374 | uam = u0(0); |
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375 | ubm = u0(1); |
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376 | } |
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377 | // d id |
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378 | A ( 0,0 ) = ( 1.0- Rs/Ld*dt ); A ( 0,1 ) = Lq/Ld*dt*omm; |
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379 | A ( 0,2 ) = Lq/Ld*iqm*dt; A ( 0,3 ) = dt/Ld*(-sin(thm)*uam+cos(thm)*ubm); |
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380 | // d iq |
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381 | A ( 1,0 ) = -Ld/Lq*omm*dt ; A ( 1,1 ) = ( 1.0- Rs/Lq*dt ); |
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382 | A ( 1,2 ) = -Ypm/Lq*dt- Ld/Lq*dt*idm; A ( 1,3 ) = dt/Lq*(-cos(thm)*uam-sin(thm)*ubm); |
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383 | // d om |
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384 | A ( 2,0 ) = kp*p*p /J*dt* ( Ld-Lq)*iqm; |
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385 | A ( 2,1 ) = kp*p*p /J*dt* ((Ld-Lq)*idm+Ypm); |
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386 | A ( 2,2 ) = 1.0; |
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387 | A ( 2,3 ) = 0; |
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388 | // d th |
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389 | A ( 3,0 ) = 0.0; |
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390 | A ( 3,1 ) = 0.0; |
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391 | A ( 3,2 ) = dt; A ( 3,3 ) = 1.0; |
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392 | } |
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393 | |
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394 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
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395 | |
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396 | void from_setting( const Setting &root ) |
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397 | { |
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398 | |
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399 | const SettingResolver& params_b=root["params"]; |
---|
400 | const Setting& params=params_b.result; |
---|
401 | |
---|
402 | set_parameters ( params["Rs"], params["Ld"],params["Lq"], 125e-6, params["Fmag"], \ |
---|
403 | params["kp"], params["p"], params["J"], 0.0); |
---|
404 | int comp=0; |
---|
405 | if (UI::get(comp,root,"compensate",UI::optional)){compensate=(comp==1);} |
---|
406 | int cuto=0; |
---|
407 | if (UI::get(cuto,root,"cutoff",UI::optional)){ |
---|
408 | cutoff=(cuto==1); |
---|
409 | } |
---|
410 | }; |
---|
411 | |
---|
412 | // TODO dodelat void to_setting( Setting &root ) const; |
---|
413 | }; |
---|
414 | |
---|
415 | UIREGISTER ( IMpmsmDQ ); |
---|
416 | |
---|
417 | |
---|
418 | //! State evolution model for a PMSM drive and its derivative with respect to \f$x\f$ |
---|
419 | class IMpmsm2o : public IMpmsm { |
---|
420 | protected: |
---|
421 | // double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
---|
422 | //! store first derivatives for the use in second derivatives |
---|
423 | double dia, dib, dom, dth; |
---|
424 | //! d2t = dt^2/2, cth = cos(th), sth=sin(th) |
---|
425 | double d2t, cth, sth; |
---|
426 | double iam, ibm, omm, thm, uam, ubm; |
---|
427 | public: |
---|
428 | IMpmsm2o() :IMpmsm () {}; |
---|
429 | //! Set mechanical and electrical variables |
---|
430 | 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; d2t=dt*dt/2;} |
---|
431 | |
---|
432 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
433 | // last state |
---|
434 | iam = x0 ( 0 ); |
---|
435 | ibm = x0 ( 1 ); |
---|
436 | omm = x0 ( 2 ); |
---|
437 | thm = x0 ( 3 ); |
---|
438 | uam = u0 ( 0 ); |
---|
439 | ubm = u0 ( 1 ); |
---|
440 | |
---|
441 | cth = cos(thm); |
---|
442 | sth = sin(thm); |
---|
443 | |
---|
444 | dia = (- Rs/Ls*iam + Ypm/Ls*omm * sth + uam/Ls); |
---|
445 | dib = (- Rs/Ls*ibm - Ypm/Ls*omm * cth + ubm/Ls); |
---|
446 | dom = kp*p*p * Ypm/J *( ibm * cth-iam * sth ) - p/J*Mz; |
---|
447 | dth = omm; |
---|
448 | |
---|
449 | vec xk=zeros ( 4 ); |
---|
450 | xk ( 0 ) = iam + dt*dia;// +d2t*d2ia; |
---|
451 | xk ( 1 ) = ibm + dt*dib;// +d2t*d2ib; |
---|
452 | xk ( 2 ) = omm +dt*dom;// +d2t*d2om; |
---|
453 | xk ( 3 ) = thm + dt*dth;// +d2t*dom; // <0..2pi> |
---|
454 | |
---|
455 | if ( xk ( 3 ) >pi ) xk ( 3 )-=2*pi; |
---|
456 | if ( xk ( 3 ) <-pi ) xk ( 3 ) +=2*pi; |
---|
457 | return xk; |
---|
458 | } |
---|
459 | |
---|
460 | //! eval 2nd order Taylor expansion, MUST be used only as a follow up AFTER eval()!! |
---|
461 | vec eval2o(const vec &du){ |
---|
462 | double dua = du ( 0 )/dt; |
---|
463 | double dub = du ( 1 )/dt; |
---|
464 | |
---|
465 | vec xth2o(4); |
---|
466 | xth2o(0) = (- Rs/Ls*dia + Ypm/Ls*(dom * sth + omm*cth) + dua/Ls); |
---|
467 | xth2o(1) = (- Rs/Ls*dib - Ypm/Ls*(dom * cth - omm*sth) + dub/Ls); |
---|
468 | xth2o(2) = kp*p*p * Ypm/J *( dib * cth-ibm*sth - (dia * sth + iam *cth)); |
---|
469 | xth2o(3) = dom; |
---|
470 | // multiply by dt^2/2 |
---|
471 | xth2o*=d2t/2; |
---|
472 | return xth2o; |
---|
473 | } |
---|
474 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
475 | iam = x0 ( 0 ); |
---|
476 | ibm = x0 ( 1 ); |
---|
477 | omm = x0 ( 2 ); |
---|
478 | thm = x0 ( 3 ); |
---|
479 | // d ia |
---|
480 | A ( 0,0 ) = ( 1.0- Rs/Ls*dt ); A ( 0,1 ) = 0.0; |
---|
481 | A ( 0,2 ) = Ypm/Ls*dt* sin ( thm ); A ( 0,3 ) = Ypm/Ls*dt*omm * ( cos ( thm ) ); |
---|
482 | // d ib |
---|
483 | A ( 1,0 ) = 0.0 ; A ( 1,1 ) = ( 1.0- Rs/Ls*dt ); |
---|
484 | A ( 1,2 ) = -Ypm/Ls*dt* cos ( thm ); A ( 1,3 ) = Ypm/Ls*dt*omm * ( sin ( thm ) ); |
---|
485 | // d om |
---|
486 | A ( 2,0 ) = kp*p*p * Ypm/J*dt* ( - sin ( thm ) ); |
---|
487 | A ( 2,1 ) = kp*p*p * Ypm/J*dt* ( cos ( thm ) ); |
---|
488 | A ( 2,2 ) = 1.0; |
---|
489 | A ( 2,3 ) = kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) ); |
---|
490 | // d th |
---|
491 | A ( 3,0 ) = 0.0; A ( 3,1 ) = 0.0; A ( 3,2 ) = dt; A ( 3,3 ) = 1.0; |
---|
492 | // FOR d2t*dom!!!!!!!!! |
---|
493 | /* A ( 3,0 ) = dt* kp*p*p * Ypm/J*dt* ( - sin ( thm ) ); |
---|
494 | A ( 3,1 ) = dt* kp*p*p * Ypm/J*dt* ( cos ( thm ) ); |
---|
495 | A ( 3,2 ) = dt; |
---|
496 | A ( 3,3 ) = 1.0 + dt* kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) );*/ |
---|
497 | } |
---|
498 | |
---|
499 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
---|
500 | |
---|
501 | }; |
---|
502 | |
---|
503 | |
---|
504 | UIREGISTER ( IMpmsm2o ); |
---|
505 | |
---|
506 | //! State evolution model for a PMSM drive and its derivative with respect to \f$x\f$, equation for \f$\omega\f$ is omitted.$ |
---|
507 | class IMpmsmStat : public IMpmsm { |
---|
508 | public: |
---|
509 | IMpmsmStat() :IMpmsm() {}; |
---|
510 | //! Set mechanical and electrical variables |
---|
511 | 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;} |
---|
512 | |
---|
513 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
514 | // last state |
---|
515 | double iam = x0 ( 0 ); |
---|
516 | double ibm = x0 ( 1 ); |
---|
517 | double omm = x0 ( 2 ); |
---|
518 | double thm = x0 ( 3 ); |
---|
519 | double uam = u0 ( 0 ); |
---|
520 | double ubm = u0 ( 1 ); |
---|
521 | |
---|
522 | vec xk=zeros ( 4 ); |
---|
523 | //ia |
---|
524 | xk ( 0 ) = ( 1.0- Rs/Ls*dt ) * iam + Ypm/Ls*dt*omm * sin ( thm ) + uam*dt/Ls; |
---|
525 | //ib |
---|
526 | xk ( 1 ) = ( 1.0- Rs/Ls*dt ) * ibm - Ypm/Ls*dt*omm * cos ( thm ) + ubm*dt/Ls; |
---|
527 | //om |
---|
528 | xk ( 2 ) = omm - p/J*dt*Mz;// + kp*p*p * Ypm/J*dt* ( ibm * cos ( thm )-iam * sin ( thm ) ); |
---|
529 | //th |
---|
530 | xk ( 3 ) = rem(thm + omm*dt,2*pi); // <0..2pi> |
---|
531 | return xk; |
---|
532 | } |
---|
533 | |
---|
534 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
535 | // double iam = x0 ( 0 ); |
---|
536 | // double ibm = x0 ( 1 ); |
---|
537 | double omm = x0 ( 2 ); |
---|
538 | double thm = x0 ( 3 ); |
---|
539 | // d ia |
---|
540 | A ( 0,0 ) = ( 1.0- Rs/Ls*dt ); A ( 0,1 ) = 0.0; |
---|
541 | A ( 0,2 ) = Ypm/Ls*dt* sin ( thm ); A ( 0,3 ) = Ypm/Ls*dt*omm * ( cos ( thm ) ); |
---|
542 | // d ib |
---|
543 | A ( 1,0 ) = 0.0 ; A ( 1,1 ) = ( 1.0- Rs/Ls*dt ); |
---|
544 | A ( 1,2 ) = -Ypm/Ls*dt* cos ( thm ); A ( 1,3 ) = Ypm/Ls*dt*omm * ( sin ( thm ) ); |
---|
545 | // d om |
---|
546 | A ( 2,0 ) = 0.0;//kp*p*p * Ypm/J*dt* ( - sin ( thm ) ); |
---|
547 | A ( 2,1 ) = 0.0;//kp*p*p * Ypm/J*dt* ( cos ( thm ) ); |
---|
548 | A ( 2,2 ) = 1.0; |
---|
549 | A ( 2,3 ) = 0.0;//kp*p*p * Ypm/J*dt* ( -ibm * sin ( thm )-iam * cos ( thm ) ); |
---|
550 | // d th |
---|
551 | A ( 3,0 ) = 0.0; A ( 3,1 ) = 0.0; A ( 3,2 ) = dt; A ( 3,3 ) = 1.0; |
---|
552 | } |
---|
553 | |
---|
554 | void dfdu_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) {it_error ( "not needed" );}; |
---|
555 | |
---|
556 | }; |
---|
557 | |
---|
558 | UIREGISTER ( IMpmsmStat ); |
---|
559 | |
---|
560 | |
---|
561 | //! State for PMSM with unknown Mz |
---|
562 | class IMpmsmMz: public IMpmsm{ |
---|
563 | public: |
---|
564 | IMpmsmMz() {dimy=5; dimx = 5; dimu=2;}; |
---|
565 | //! extend eval by Mz |
---|
566 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
567 | vec x(4); |
---|
568 | Mz = x0(4); //last of the state is Mz |
---|
569 | |
---|
570 | //teh first 4 states are same as before (given that Mz is set) |
---|
571 | x=IMpmsm::eval(x0,u0); // including model of drops! |
---|
572 | return concat(x,Mz); |
---|
573 | } |
---|
574 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
575 | //call initial |
---|
576 | if (full) A.clear(); |
---|
577 | IMpmsm::dfdx_cond(x0,u0,A,full); |
---|
578 | A(2,4)=- p/J*dt; |
---|
579 | A(4,4)=1.0; |
---|
580 | } |
---|
581 | }; |
---|
582 | |
---|
583 | UIREGISTER ( IMpmsmMz ); |
---|
584 | |
---|
585 | //! State for PMSM with unknown Mz |
---|
586 | class IMpmsmStatMz: public IMpmsmStat{ |
---|
587 | public: |
---|
588 | IMpmsmStatMz() {dimy=5; dimx = 5; dimu=2;}; |
---|
589 | //! extend eval by Mz |
---|
590 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
591 | vec x(4); |
---|
592 | Mz = x0(4); //last of the state is Mz |
---|
593 | |
---|
594 | //teh first 4 states are same as before (given that Mz is set) |
---|
595 | x=IMpmsmStat::eval(x0,u0); // including model of drops! |
---|
596 | return concat(x,Mz); |
---|
597 | } |
---|
598 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
599 | //call initial |
---|
600 | if (full) A.clear(); |
---|
601 | IMpmsmStat::dfdx_cond(x0,u0,A,full); |
---|
602 | A(2,4)=- p/J*dt; |
---|
603 | A(4,4)=1.0; |
---|
604 | } |
---|
605 | }; |
---|
606 | |
---|
607 | UIREGISTER ( IMpmsmStatMz ); |
---|
608 | |
---|
609 | |
---|
610 | //! Observation model for PMSM drive and its derivative with respect to \f$x\f$ |
---|
611 | class OMpmsm: public diffbifn { |
---|
612 | public: |
---|
613 | OMpmsm() :diffbifn () {dimy=2;dimx=4;dimu=0;}; |
---|
614 | |
---|
615 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
616 | vec y ( 2 ); |
---|
617 | y ( 0 ) = x0 ( 0 ); |
---|
618 | y ( 1 ) = x0 ( 1 ); |
---|
619 | return y; |
---|
620 | } |
---|
621 | |
---|
622 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
623 | A.clear(); |
---|
624 | A ( 0,0 ) = 1.0; |
---|
625 | A ( 1,1 ) = 1.0; |
---|
626 | } |
---|
627 | }; |
---|
628 | |
---|
629 | UIREGISTER ( OMpmsm ); |
---|
630 | |
---|
631 | //! Observation model for PMSM drive with roundoff-errors |
---|
632 | class OMpmsmRO: public diffbifn { |
---|
633 | public: |
---|
634 | OMpmsmRO() :diffbifn () {dimy=2;dimx=4;dimu=0;}; |
---|
635 | |
---|
636 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
637 | vec y ( 2 ); |
---|
638 | /* y ( 0 ) = x0 ( 0 ); |
---|
639 | y ( 1 ) = x0 ( 1 );*/ |
---|
640 | |
---|
641 | double istep=0.085; |
---|
642 | y[ 0 ] = istep*itpp::round( x0[ 0 ]/ istep) ; |
---|
643 | y[ 1 ] = istep*itpp::round( x0[ 1 ]/ istep); |
---|
644 | |
---|
645 | return y; |
---|
646 | } |
---|
647 | |
---|
648 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
649 | A.clear(); |
---|
650 | A ( 0,0 ) = 1.0; |
---|
651 | A ( 1,1 ) = 1.0; |
---|
652 | } |
---|
653 | }; |
---|
654 | |
---|
655 | UIREGISTER ( OMpmsmRO ); |
---|
656 | |
---|
657 | class OMpmsmROMz: public OMpmsmRO{ |
---|
658 | public: |
---|
659 | OMpmsmROMz() :OMpmsmRO() {dimy=2;dimx=5;dimu=0;}; |
---|
660 | }; |
---|
661 | UIREGISTER ( OMpmsmROMz ); |
---|
662 | |
---|
663 | //! Observation model for PMSM drive and its derivative with respect to \f$x\f$ for full vector of observations |
---|
664 | class OMpmsm4: public diffbifn { |
---|
665 | public: |
---|
666 | OMpmsm4() :diffbifn () {dimy=4;dimx=4;dimu=2;}; |
---|
667 | |
---|
668 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
669 | vec y ( 4 ); |
---|
670 | y = x0 ; |
---|
671 | return y; |
---|
672 | } |
---|
673 | |
---|
674 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
675 | A.clear(); |
---|
676 | A(0,0)=1.0; |
---|
677 | A(1,1)=1.0; |
---|
678 | } |
---|
679 | }; |
---|
680 | |
---|
681 | UIREGISTER ( OMpmsm4 ); |
---|
682 | |
---|
683 | //! Observation model for PMSM drive id d-q coordinates |
---|
684 | class OMpmsmDQ: public diffbifn { |
---|
685 | public: |
---|
686 | OMpmsmDQ() :diffbifn () {dimy=2;dimx=4;dimu=2;}; |
---|
687 | |
---|
688 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
689 | vec y ( 2 ); |
---|
690 | double ct = cos(x0(3)); |
---|
691 | double st = sin(x0(3)); |
---|
692 | y(0) = ct*x0(0)-st*x0(1); |
---|
693 | y(1) = st*x0(0)+ct*x0(1); |
---|
694 | |
---|
695 | return y; |
---|
696 | } |
---|
697 | |
---|
698 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
699 | double ct = cos(x0(3)); |
---|
700 | double st = sin(x0(3)); |
---|
701 | A(0,0) = ct; |
---|
702 | A(1,0) = -st; |
---|
703 | A(0,1) = st; |
---|
704 | A(1,1) = ct; |
---|
705 | |
---|
706 | A(0,2) = 0.0; |
---|
707 | A(1,2) = 0.0; |
---|
708 | A(0,3) = -st*x0(0)-ct*x0(1); |
---|
709 | A(1,3) = ct*x0(0)-st*x0(1); |
---|
710 | } |
---|
711 | }; |
---|
712 | |
---|
713 | UIREGISTER ( OMpmsmDQ ); |
---|
714 | |
---|
715 | //! Observation model for PMSM drive in reduced form coordinates |
---|
716 | class OMpmsmOT: public diffbifn { |
---|
717 | public: |
---|
718 | double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
---|
719 | |
---|
720 | virtual 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;} |
---|
721 | |
---|
722 | OMpmsmOT() :diffbifn () {dimy=2;dimx=2;dimu=4;}; |
---|
723 | |
---|
724 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
725 | vec y ( 2 ); |
---|
726 | const double &omm = x0(0); |
---|
727 | const double &thm = x0(1); |
---|
728 | |
---|
729 | const double &uam = u0 ( 0 ); |
---|
730 | const double &ubm = u0 ( 1 ); |
---|
731 | const double &iam = u0 ( 2 ); |
---|
732 | const double &ibm = u0 ( 3 ); |
---|
733 | |
---|
734 | y ( 0 ) = ( 1.0- Rs/Ls*dt ) * iam + Ypm/Ls*dt*omm * sin ( thm ) + uam*dt/Ls; |
---|
735 | //ib |
---|
736 | y ( 1 ) = ( 1.0- Rs/Ls*dt ) * ibm - Ypm/Ls*dt*omm * cos ( thm ) + ubm*dt/Ls; |
---|
737 | |
---|
738 | return y; |
---|
739 | } |
---|
740 | |
---|
741 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
742 | const double &omm = x0(0); |
---|
743 | const double &thm = x0(1); |
---|
744 | |
---|
745 | A ( 0,0 ) = Ypm/Ls*dt* sin ( thm ); |
---|
746 | A ( 0,1 ) = Ypm/Ls*dt*omm * ( cos ( thm ) ); |
---|
747 | // d ib |
---|
748 | A ( 1,0 ) = -Ypm/Ls*dt* cos ( thm ); |
---|
749 | A ( 1,1 ) = Ypm/Ls*dt*omm * ( sin ( thm ) ); |
---|
750 | |
---|
751 | |
---|
752 | } |
---|
753 | |
---|
754 | void from_setting( const Setting &root ) |
---|
755 | { |
---|
756 | |
---|
757 | const SettingResolver& params_b=root["params"]; |
---|
758 | const Setting& params=params_b.result; |
---|
759 | |
---|
760 | set_parameters ( params["Rs"], params["Ls"], 125e-6, params["Fmag"], \ |
---|
761 | params["kp"], params["p"], params["J"], 0.0); |
---|
762 | }; |
---|
763 | |
---|
764 | }; |
---|
765 | |
---|
766 | UIREGISTER ( OMpmsmOT ); |
---|
767 | |
---|
768 | //! Observation model for PMSM drive in reduced form coordinates -- scaled to [-1,1] |
---|
769 | class OMpmsmOTsc: public diffbifn { |
---|
770 | public: |
---|
771 | double Rs, Ls, dt, Ypm, kp, p, J, Mz; |
---|
772 | |
---|
773 | virtual 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;} |
---|
774 | |
---|
775 | OMpmsmOTsc() :diffbifn () {dimy=2;dimx=2;dimu=4;}; |
---|
776 | |
---|
777 | vec eval ( const vec &x0, const vec &u0 ) { |
---|
778 | vec y ( 2 ); |
---|
779 | const double &omm = x0(0); |
---|
780 | const double &thm = x0(1); |
---|
781 | |
---|
782 | const double &uam = u0 ( 0 ); |
---|
783 | const double &ubm = u0 ( 1 ); |
---|
784 | const double &iam = u0 ( 2 ); |
---|
785 | const double &ibm = u0 ( 3 ); |
---|
786 | |
---|
787 | y ( 0 ) = ( 1.0- Rs/Ls*dt ) * iam + Ypm/Ls*dt*omm *Wref/Iref* sin ( thm*Thetaref/(1<<15) ) + (1<<15)*uam*dt/Ls /Iref; |
---|
788 | //ib |
---|
789 | y ( 1 ) = ( 1.0- Rs/Ls*dt ) * ibm - Ypm/Ls*dt*omm *Wref/Iref* cos ( thm*Thetaref/(1<<15) ) + (1<<15)*ubm*dt/Ls /Iref; |
---|
790 | |
---|
791 | return y; |
---|
792 | } |
---|
793 | |
---|
794 | void dfdx_cond ( const vec &x0, const vec &u0, mat &A, bool full=true ) { |
---|
795 | const double &omm = x0(0); |
---|
796 | const double &thm = x0(1); |
---|
797 | |
---|
798 | A ( 0,0 ) = Ypm/Ls*dt* Wref/Iref*sin ( thm*Thetaref/(1<<15) ); |
---|
799 | A ( 0,1 ) = Ypm/Ls*dt*omm *Wref/Iref*Thetaref/(1<<15)* ( cos ( thm*Thetaref/(1<<15) ) ); |
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800 | // d ib |
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801 | A ( 1,0 ) = -Ypm/Ls*dt* Wref/Iref*cos ( thm*Thetaref/(1<<15) ); |
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802 | A ( 1,1 ) = Ypm/Ls*dt*omm *Wref/Iref*Thetaref/(1<<15)* ( sin ( thm*Thetaref/(1<<15) ) ); |
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803 | |
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804 | |
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805 | } |
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806 | |
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807 | void from_setting( const Setting &root ) |
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808 | { |
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809 | |
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810 | const SettingResolver& params_b=root["params"]; |
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811 | const Setting& params=params_b.result; |
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812 | |
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813 | set_parameters ( params["Rs"], params["Ls"], 125e-6, params["Fmag"], \ |
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814 | params["kp"], params["p"], params["J"], 0.0); |
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815 | }; |
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816 | |
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817 | }; |
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818 | |
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819 | UIREGISTER ( OMpmsmOTsc ); |
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820 | |
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821 | |
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822 | /*!@}*/ |
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823 | #endif //PMSM_H |
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