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Sizing of steel pipes networks B1.8a Mobile  
Free technical programs - Visit the Homepage  
DIMENSIONS OF THE PIPES IN THE BASIS OF THE POTENTIALITY OF THE SYSTEM AND THE SPEED OF WATER IN THE CLOSED CIRCUITS  
Index   ðt (delta t) usual °C   Recommended speed in the pipes in m/s  
System capacity (kcal/h - kW - BTU - MJ) P 
  batteries UTA 5   main pipes 1,5 - 2,5  
Delta t in °C ∆t    fan coil 5   secondary pipes 0,5 - 1,5  
(*) total localized pressure losses - most disadvantaged circuit mm/m ∆p   radiators 10 - 15   minor branches 0,2 - 0,5  
Steel Pipes  
Section Choice pipe ND v = water velocity in m/s Unit load losses in mm/m Choice piping by diameter Length meters Prevalence calculation Total unit load losses mm/m Water content l/m Conventional mass kg/m Outer surface sqm/m  
 
 
 
 
 
 
 
 
 
 
 
 
XXX changeable values     Load losses (localized) mm/m Load losses (unitary) mm/m Total load losses mm/m Water content l/m Conventional mass kg/m Outer surface sqm/m  
(*) Localized losses: shutters, curves, users, etc. Total  
                         
                     
Sizing of steel pipes networks B1.8a Desktop  
Free technical programs - Visit the Homepage  
DIMENSIONS OF THE PIPES IN THE BASIS OF THE POTENTIALITY OF THE SYSTEM AND THE SPEED OF WATER IN THE CLOSED CIRCUITS  
Index   ðt (delta t) usual °C   Recommended speed in the pipes in m/s  
System capacity (kcal/h - kW - BTU - MJ) P 
  batteries UTA 5   main pipes 1,5 - 2,5  
Delta t in °C ∆t    fan coil 5   secondary pipes 0,5 - 1,5  
(*) total localized pressure losses - most disadvantaged circuit mm/m ∆p   radiators 10 - 15   minor branches 0,2 - 0,5  
Steel Pipes  
Section Choice pipe ND v = water velocity in m/s Unit load losses in mm/m Choice piping by diameter Length meters Prevalence calculation Total unit load losses mm/m Water content l/m Conventional mass kg/m Outer surface sqm/m  
 
 
 
 
 
 
 
 
 
 
 
 
XXX changeable values     Load losses (localized) mm/m Load losses (unitary) mm/m Total load losses mm/m Water content l/m Conventional mass kg/m Outer surface sqm/m  
(*) Localized losses: shutters, curves, users, etc. Total  
               
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