Patent ID: 11953393
Assignee: BORG WARNER LUXEMBOURG AUTOMOTIVE SYSTEMS SA
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 9:
10. The one or more controllers as claimed in claim 9, wherein the one or more controllers are further configured to determine the first value of the torque from the following equation:, T
  ≅
  
    
      1
      ω
    
    ·
    
      6
    
    ·
    
      (
      
        
          
            V
            
              d
              ⁢
              
                
              
              ⁢
              1
            
          
          ·
          
            I
            
              d
              ⁢
              
                
              
              ⁢
              1
            
          
        
        +
        
          
            V
            
              q
              ⁢
              
                
              
              ⁢
              1
            
          
          ·
          
            I
            
              q
              ⁢
              
                
              
              ⁢
              1
            
          
        
      
      )
    
  

where ω=angular speed, and, [
    
      
        
          
            I
            
              d
              ⁢
              
                
              
              ⁢
              2
            
          
        
      
      
        
          
            I
            
              q
              ⁢
              
                
              
              ⁢
              2
            
          
        
      
    
    ]
  
  =
  
    
      2
      3
    
    ·
    
      [
      
        
          
            
              cos
              ⁢
              
                
              
              ⁢
              θ
            
          
          
            
              cos
              ⁡
              
                (
                
                  θ
                  -
                  
                    
                      2
                      ⁢
                      π
                    
                    3
                  
                
                )
              
            
          
          
            
              cos
              ⁡
              
                (
                
                  θ
                  -
                  
                    
                      4
                      ⁢
                      π
                    
                    3
                  
                
                )
              
            
          
        
        
          
            
              
                -
                sin
              
              ⁢
              
                
              
              ⁢
              θ
            
          
          
            
              -
              
                sin
                ⁡
                
                  (
                  
                    θ
                    -
                    
                      
                        2
                        ⁢
                        π
                      
                      3
                    
                  
                  )
                
              
            
          
          
            
              -
              
                sin
                ⁡
                
                  (
                  
                    θ
                    -
                    
                      
                        4
                        ⁢
                        π
                      
                      3
                    
                  
                  )
                
              
            
          
        
      
      ]
    
    ·
    
      [
      
        
          
            
              I
              X
            
          
        
        
          
            
              I
              Y
            
          
        
        
          
            
              I
              Z
            
          
        
      
      ]
    
  

where Vdl is direct voltage applied across windings of the first stator winding arrangement and Vq1 is quadrature voltages applied across the windings of the first stator winding arrangement; and
where θ is the angle of a rotor of the six phase electrical motor relative to the first stator winding arrangement.