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[ÇóÖú] VS2013ÖÐSVPWM³ÌÐòÇóÖú

ÎÒ²ÉÓÃVS2013µÄCÓïÑÔдÁËÒ»¸ö³ÌÐò£¬µ«ÔËÐÐʱ×Ü˵ÓÐÎÊÌ⣬³ÌÐòÈçÏ£¬¼Ó´ÖµÄµØ·½Îª³öÏÖÎÊÌâµÄµØ·½£¬ÇëÇó¸÷λ´óÉñ°ïÖú
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SVPWMDll
{
    public class svpwm
    {
        void SVPWM_CalcDutyCycles(alfa,beta)
{
  float T_vector_SQRT3;        T_vector_SQRT3=1.73F;
  int T_vector;        T_vector=4400;
  int SECTOR_1,        SECTOR_2, SECTOR_3, SECTOR_4, SECTOR_5, SECTOR_6;
  SECTOR_1=1; SECTOR_2=2; SECTOR_3=3; SECTOR_4=4; SECTOR_5=5; SECTOR_6=6;
  int bSector;
  bSector=0;
  int wX, wY, wZ, wUAlpha, wUBeta;
  wX=0;
  wY=0;
  wZ=0;
  wUAlpha=0;
  wUBeta=0;
  int hTimePhA, hTimePhB, hTimePhC;
  hTimePhA=0;
  hTimePhB=0;
  hTimePhC=0;
  int T_divisor;
  T_divisor = 131072;
  wUAlpha=alfa*T_vector_SQRT3;
  wUAlpha=alfa*T_vector_SQRT3;
  
  wX=wUBeta;
  wY=(wUBeta+wUAlpha)/2;
  wZ=(wUBeta-wUAlpha)/2;
  
  // Sector calculation from wX, wY, wZ
  if (wY<0)
  {
    if (wZ<0)
    {
      bSector = SECTOR_5;
    }
    else        // wZ >= 0
      if (wX<=0)
      {
        bSector = SECTOR_4;
      }
      else      // wX > 0
      {
        bSector = SECTOR_3;
      }
  }
  else          // wY > 0
  {
    if (wZ>=0)
    {
      bSector = SECTOR_2;
    }
    else        // wZ < 0
      if (wX<=0)
      {  
        bSector = SECTOR_6;
      }
      else      // wX > 0
      {
        bSector = SECTOR_1;
      }
  }
  switch(bSector)
  {  
  case 1:
    hTimePhA = (T_vector/8) + ((((T_vector + wX) - wZ)/2)/T_divisor);
    hTimePhB = hTimePhA + wZ/T_divisor;
    hTimePhC = hTimePhB - wX/T_divisor;
   
  case 2:
    hTimePhA = (T_vector/8) + ((((T_vector + wY) - wZ)/2)/T_divisor);
    hTimePhB = hTimePhA + wZ/T_divisor;
    hTimePhC = hTimePhA - wY/T_divisor;
   
  case 3:
    hTimePhA = (T_vector/8) + ((((T_vector - wX) + wY)/2)/T_divisor);
    hTimePhC = hTimePhA - wY/T_divisor;
    hTimePhB = hTimePhC + wX/T_divisor;
   
  case 4:
    hTimePhA = (T_vector/8) + ((((T_vector+ wX) - wZ)/2)/T_divisor);
    hTimePhB = hTimePhA + wZ/T_divisor;
    hTimePhC = hTimePhB - wX/T_divisor;
   
  case 5:
    hTimePhA = (T_vector/8) + ((((T_vector + wY) - wZ)/2)/T_divisor);
    hTimePhB = hTimePhA + wZ/T_divisor;
    hTimePhC = hTimePhA - wY/T_divisor;
   
  case 6:
    hTimePhA = (T_vector/8) + ((((T_vector - wX) + wY)/2)/T_divisor);
    hTimePhC = hTimePhA - wY/T_divisor;
    hTimePhB = hTimePhC + wX/T_divisor;
    break;
   
  default:
    break;
  }

}
    }
}
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