Patent ID: 11870292
Assignee: LG ENERGY SOLUTION, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  H | IPC B  H

Claim 12:
13. The method for controlling power of a parallel multi pack system according to claim 10, wherein, in the determining in (d), the total power of the parallel multi pack system is calculated using the following equation:, P
      total
    
    =
    
      
        min
        ⁡
        
          (
          
            P
            
              pack
              ,
              k
            
          
          )
        
      
      *
      
        
          min
          ⁡
          
            (
            
              R
              
                pack
                ,
                k
              
            
            )
          
        
        /
        
          R
          system
        
      
    
  

  
    
      
        R
        system
      
      =
      
        
          [
          
            Σ
            ⁡
            
              (
              
                1
                /
                
                  R
                  
                    pack
                    ,
                    k
                  
                
              
              )
            
          
          ]
        
        
          -
          1
        
      
    
    ,
  

where:
k is an integer from 1 to n,
n is the number of battery packs,
Ptotal is the total power of the parallel multi pack system,
Ppack,k is a pack power of a kth battery pack,
Rpack,k is a pack resistance of the kth battery pack,
Rsystem is a total resistance of the parallel multi pack system, and
min( ) is a function that returns a minimum value among a plurality of input variables.