FLUID DATA  
  Flow rate Q liter/hr
      liter/min
      m3/s  
  Density d kg/m3
  Dynamic viscosity m cP (mPa·s)
  Kinematic viscosity u cSt (mm2/s)
           
  PIPE DATA  
  Inner diameter Di mm  
  Surface roughness e,k mm  
  Total pipe length L m  
  Elevation z m  
  Pressure loss extra equipment Pe bar  
  Pipe area   mm2  
  Pipe volume   liter  
           
  EQUIVALENT LENGTH  
  Bends and elbows   l/d  
  Valves   l/d  
  Fittings and appendages   l/d  
    m  
  RESULTS  
  Reynols number Re    
   
  Average velocity of liquid v m/s  
Friction factor F
  Relative roughness K/Di m/s  
           
  TOTAL PRESSURE DROP  
  Pipe+equipment+appendages   mH2O
      bar  
      Pa  
           
         
Bends/Tees     Quantity  
180 bend, R=5D 28    
90 bend, R=5D 16    
90 bend (square , R=1.5D) 20    
45 bend(square , R=1.5D) 16    
Tee (flow straight through) 20    
Tee (flow through side outlet) 65    
         
      l/d
         
Gates/Valves     Quantity  
Gate valve open 13    
¼-closed 39    
½-closed 195    
¾-closed 300    
Membrane valve 200    
Ball valve (spherical plug valve) 18    
Needle valve 1000    
Butterfly valve (larger then 6 inch) 20    
Globe valve 300    
Nozzle (suction nozzle on vessel) 32    
Check valve (in-line ball type) 150    
Check valve (swing type) 135    
Filter (Y-type and bucket type) 250    
         
      l/d