Patent ID: 11860590
Assignee: ZHEJIANG UNIVERSITY
Field: Other special machines (Mechanical engineering)
Classification: CPC G  B | IPC B  G

Claim 6:
7. The model-free optimization method of process parameters of injection molding according to claim 1, characterized in that: the following Formula is used to achieve the updating of the current parameter sample:, X
    
      u
      ⁢
      p
      ⁢
      d
      ⁢
      a
      ⁢
      t
      ⁢
      e
    
    0
  
  =
  
    
      X
      0
    
    -
    
      η
      ⁢
      
        
          v
          ^
        
        
          
            
              s
              ^
            
          
          +
          δ
        
      
    
  

wherein, X0 is a current parameter sample; Xupdate0 is an updated current parameter sample; η is a preset step size coefficient; δ is a correction coefficient; {circumflex over (v)} is correction of a first-order exponential moving average of history gradients, and calculated by the first-order exponential moving average of history gradients and history gradient information; ŝ is correction of a second-order exponential moving average of history gradients, and calculated by the second-order exponential moving average of history gradients and history gradient information.