 
      Techniques for managing changes to existing simulation models
    
      
        Cite  this article
        as: S. Edwards; 2010; Techniques for managing changes to existing simulation models; International Journal of Microsimulation; 3(2); 80-89.
      doi: 10.34196/ijm.00040
      
  
Figures
            Figure 1
          
    
    
            
    
       
              Change management and problem management process, as detailed in Section 4.2.
            Figure 2
          
    
    
            
    
       
              Sample change control register, as detailed in Section 4.2.
Note: all changes to the model are included in the register, including those that do not affect the outputs.
            Figure 3
          
    
    
            
    
       
              Sample change request, as detailed in Section 4.2.
Note: a form is completed for every change, including those that do not affect the outputs.
            Figure 4
          
    
    
            
    
       
              Sample release control log, showing how each change is added to the model code and signed off one at a time.
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