Patent ID: 11862969
Assignee: TIANJIN UNIVERSITY
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 5:
6. The optimal configuration method for the hybrid energy storage of the grid-connected wind storage power generation system according to claim 1, wherein PRRΔt is set as a smoothing index for a target power curve of wind power; PRRΔt is used to evaluate a fluctuation smoothing effect of the target power curve of the wind power, and PRRΔt is calculated as follows:, P
    ⁢
    R
    ⁢
    
     R
     
      Δ
      ⁢
      t
     
    
   
   =
   
    
     
      
       P
       
        
         max
         ,
         
          Δ
          ⁢
          t
         
        
       
      
      -
      
       P
       
        min
        ,
         
        
         Δ
         ⁢
         t
        
       
      
     
     
      P
      R
     
    
    ×
    100
    ⁢
    %
   
  
  ;
 

wherein, Pmax,Δt is a maximum wind power output during Δt, in MW; Pmin,Δt is a minimum wind power output during Δt, in MW; PR is a rated power of the wind farm.