Patent ID: 11885693
Assignee: DALIAN MARITIME UNIVERSITY
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 4:
5. The method according to claim 1, wherein the housing walls have a three-layer structure of a metal layer, a heat insulation layer and an anti-radiation layer from the outside to the inside,
a total heat transfer coefficient k is calculated according to the following equations:, L
      1
     
     +
     
      L
      2
     
     +
     
      L
      3
     
    
    k
   
   =
   
    
     
      L
      1
     
     
      k
      1
     
    
    +
    
     
      L
      2
     
     
      k
      2
     
    
    +
    
     
      L
      3
     
     
      k
      3
     
    
   
  
  ,
  

  
   L
   =
   
    
     L
     1
    
    +
    
     L
     2
    
    +
    
     L
     3
    
   
  
  ,
 

wherein k1, k2 and k3 represent the heat transfer coefficient of the metal layer, the heat insulation layer and the anti-radiation layer of the housing walls, respectively; and L1, L2 and L3 represent the thickness of the metal layer, the heat insulation layer, and the anti-radiation layer of the housing walls, respectively.