Patent ID: 11946976
Assignee: SK ON CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G  Y | IPC G

Claim 5:
6. The apparatus for measuring an insulation resistance of claim 3, wherein the insulation resistance measurement unit measures the resistance value of the negative electrode insulation resistor of the battery through the following Equation 2:, Riso
    ⁢
    
      
    
    ⁢
    2
  
  =
  
    
      
        (
        
          Vb
          
            V
            ⁢
            
              
            
            ⁢
            1
          
        
        )
      
      ⁢
      R
      ⁢
      
        
      
      ⁢
      1
    
    -
    
      (
      
        
          R
          ⁢
          
            
          
          ⁢
          1
        
        +
        
          Ron
          ⁢
          
            
          
          ⁢
          1
        
      
      )
    
  

where Riso2 is the resistance value of the negative electrode insulation resistor of the battery, Vb is a voltage of the battery, V1 is the first voltage applied to the first distribution resistor, R1 is a resistance value of the first distribution resistor, and Ron1 is a resistance value of the first protective resistor.