yal kaiyo
/
130111_YNU_MPU_4
a
Fork of 130111_YNU_MPU_3 by
Revision 15:571b34671309, committed 2013-01-14
- Comitter:
- yal_kaiyo
- Date:
- Mon Jan 14 12:02:15 2013 +0000
- Parent:
- 14:feea7e2a51b8
- Commit message:
- add control law
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
diff -r feea7e2a51b8 -r 571b34671309 main.cpp --- a/main.cpp Mon Jan 14 05:48:31 2013 +0000 +++ b/main.cpp Mon Jan 14 12:02:15 2013 +0000 @@ -114,6 +114,7 @@ float psc = 0; float etc = 0; float xic = 0; + float apc = 0; //homotopy //initial condition @@ -172,17 +173,29 @@ float gmr = 20; float vmr = 0; float pse = 0; + float phir = 0; float ete = 0; float hte = 0; + float xie = 0; float hte00 = 0; - float dhdt = 0; + float dhdt = 0; + float phic00 = 0; + float dclda = 0.084; float v2 = 0; + float a22 = 0; + float a23 = 0; + float a32 = 0; + float b21 = 0; + float aaa = 0; float gkp = 0; float gkd = 0; - + float ck1 = 0; + float ck2 = 0; + float phff = 0; + float phic = 0; float avpc = 0; float avqc = 0; float avrc = 0; @@ -1172,30 +1185,43 @@ // ******************** guidance law WO homo ************* // ******************** control law ********************** + xie=xic-xir; pse=(psc-psr)*dtr; ete=etc-etr; hte=htc-htr; //horizontal - /* + v2=vmr*vmr; + gkp=omg1*omg1/grv; gkd=(2*zet1*omg1*cos(gmr*dtr)/grv)*vmr; - avpc=1/tt1*(gkd*pse+gkp*ete);// - */ + phff=atan(apc*v2/grv); + phic=-gkp*ete-gkd*pse-phff; + avpc=(phic-phic00)/dt; + phic00=phic; - //avpc=kp*hte; + //vertical - /* - v2=vmr*vmr; - dhdt=(hte-hte00)/dt - */ + + a22=grv*sin(gmr*dtr)/vmr; + a23=0; + a32=vmr*cos(gmr*dtr); + b21=swg*rho*vmr*dclda*cos(phir*dtr)/(2*wgt); + aaa=a32*b21; + ck1=(a22+2*zet2*omg2)/aaa; + ck2=(a23*a32+omg2*omg2)/aaa; + + + + + dhdt=(hte-hte00)/dt; + // to translate deg/s to rad/s, add *pi/180. TORATANI - //avqc=(-1/tt2*(2/(0.084*rho*v2*swg))*(wgt*grv*cos(gmr*dtr)-wgt*(2*zet2*omg2*dhdt+omg2*omg2*hte)))*pi/180; - //hte00=hte; + avqc=(ck1*dhdt+ck2*hte)/tt2; + hte00=hte; - //avqc=kq*(pse+ete); @@ -1203,7 +1229,7 @@ com[1] = avqc; com[2] = avrc; - if(hte > 12 || xic > 12 || etc >12){ + if(fabs(hte) > 12 || fabs(xie) > 12 || fabs(ete) >12){ com[0] = 0; com[1] = 0; com[2] = 0;