Patent ID: 11883986
Assignee: KRAUSSMAFFEI TECHNOLOGIES
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 16:
17. Method according to claim 1, wherein the target holding-pressure curve pmasse,Hld,soll(t) of the current injection-moulding cycle is calculated according to the formula, p
      
        masse
        ,
        Hld
        ,
        soll
      
    
    ⁡
    
      (
      t
      )
    
  
  =
  
    
      
        
          
            p
            
              wkz
              ,
              soll
            
          
          ⁡
          
            (
            t
            )
          
        
        
          
            ∫
            
              t
              ⁢
              
                
              
              ⁢
              2
            
            
              t
              ⁢
              
                
              
              ⁢
              3
            
          
          ⁢
          
            
              p
              
                wkz
                ,
                ref
              
            
            ⁡
            
              (
              t
              )
            
          
        
      
      ·
      
        
          ∫
          
            t
            ⁢
            
              
            
            ⁢
            2
          
          
            t
            ⁢
            
              
            
            ⁢
            3
          
        
        ⁢
        
          
            p
            
              masse
              ,
              Hld
              ,
              ref
            
          
          ⁡
          
            (
            t
            )
          
        
      
    
    +
    
      
        (
        
          
            
              p
              
                wkz
                ,
                soll
              
            
            ⁡
            
              (
              t
              )
            
          
          -
          
            
              p
              
                wkz
                ,
                act
              
            
            ⁡
            
              (
              t
              )
            
          
        
        )
      
      ·
      
        k
        3
      
    
  

wherein k3 is a control factor.