I. Interactive input
All the information required in this model is supplied through different questions asked by BATCHSPC:
QUESTION UNIT USER INPUT
  • Continuous Sizes:
Product   Total number and names
Stages   Total number and names
Horizon time Hours  
Cost coefficients (alpha)   Coefficient per stage
Cost exponent (beta)   Coefficient per stage
Fixed cost (delta) $/year  
Product demand Kg  
Size factors lt/Kg Factor for product i in stage j
Processing time Hours Time for product i in stage j
Minimum stage volume Lt Volume per stage
Maximum stage volume Lt Volume per stage
Maximum parallel units   Number per stage
  • Standard Sizes:
Product   Total number and names
Stages   Total number and names
Number of standard sizes   Total number of standard sizes
Volume standard sizes Lt  
Horizon time Hours  
Cost coefficients (alpha)   Coefficient per stage
Cost exponent (beta)   Coefficient per stage
Fixed cost (delta) $/year  
Product demand Kg  
Size factors lt/Kg Factor for product i in stage j
Procesing time Hours Time for product i in stage j
Maximum parallel units    
Data file name