Patent ID: 11954409
Assignee: TSINGHUA UNIVERSITY
Field: Computer technology (Electrical engineering)
Classification: CPC G  H  Y | IPC G  H

Claim 3:
4. The method according to claim 1, wherein the constraint conditions further comprise constraints of equipment construction, as expressed by the following formulas (31) to (36):, k
            ij
            
              f
              ,
              NO
            
          
          ≤
          
            l
            ij
            f
          
        
        ,
        
          

        
        ⁢
        
          
            
              ∀
            
            ⁢
            ij
          
          ∈
          γ
        
        ,
        
          

        
        ⁢
        
          
            
              
                ∀
              
              ⁢
              f
            
            ∈
            Ω
          
          ;
        
      
    
    
      
        (
        31
        )
      
    
  
  
    
      
        
          
            k
            ij
            
              f
              ,
              
                [
                
                  xy
                  ,
                  h
                
                ]
              
            
          
          ≤
          
            l
            ij
            f
          
        
        ,
        
          

        
        ⁢
        
          
            
              ∀
            
            ⁢
            ij
          
          ∈
          γ
        
        ,
        
          

        
        ⁢
        
          
            
              ∀
            
            ⁢
            f
          
          ∈
          Ω
        
        ,
        
          

        
        ⁢
        
          
            
              ∀
            
            ⁡
            
              [
              
                xy
                ,
                h
              
              ]
            
          
          ;
        
      
    
    
      
        (
        32
        )
      
    
  
  
    
      
        
          
            k
            i
            
              fg
              ,
              
                [
                
                  xy
                  ,
                  h
                
                ]
              
            
          
          ≤
          
            l
            i
            fg
          
        
        ,
        
          

        
        ⁢
        
          
            
              ∀
            
            ⁢
            i
          
          ∈
          Ψ
        
        ,
        
          

        
        ⁢
        
          
            ∀
          
          ⁢
          fg
        
        ,
        
          

        
        ⁢
        
          
            
              ∀
            
            ⁡
            
              [
              
                xy
                ,
                h
              
              ]
            
          
          ;
        
      
    
    
      
        (
        33
        )
      
    
  
  
    
      
        
          
            
              ∑
              f
            
            ⁢
            
              l
              ij
              f
            
          
          ≤
          
            
              N
              ij
            
            ⁢
            
              l
              ij
            
          
        
        ,
        
          

        
        ⁢
        
          
            
              
                ∀
              
              ⁢
              ij
            
            ∈
            γ
          
          ;
        
      
    
    
      
        (
        34
        )
      
    
  
  
    
      
        
          
            
              ∑
              
                f
                ∈
                
                  Ω
                  tr
                
              
            
            ⁢
            
              l
              f
            
          
          ≤
          
            
              N
              tr
            
            ⁢
            
              u
              tr
            
          
        
        ,
        
          

        
        ⁢
        
          
            
              ∀
            
            ⁢
            tr
          
          ;
        
      
    
    
      
        (
        35
        )
      
    
  
  
    
      
        
          
            
              ∑
              
                tr
                ∈
                
                  Λ
                  SS
                
              
            
            ⁢
            
              u
              tr
            
          
          ≤
          
            
              N
              SS
            
            ⁢
            
              u
              SS
            
          
        
        ,
        
          

        
        ⁢
        
          
            ∀
          
          ⁢
          SS
        
        ,
      
    
    
      
        (
        36
        )
      
    
  

where
Nij indicates a number of the feeder segments that may be contained in the feeder corridor ij,
Ntr indicates a number of the feeder lines that may be arranged from the transformer tr,
NSS indicates a number of the transformers that may be supported by the substation SS, and
ΛSS indicates a set of the transformers belonging to the substation SS.