This Technical Report specifies unified test procedures and conditions for the experimental determination of mechnical energy loss coefficients for ductwork components such as ducts, bends, diffusors, converging junctions and diverging junctions.
DS/CEN/CR 14378:2002 history
2003DS/CEN/CR 14378/AC:2003 Ventilation for buildings - Experimental determination of mechnical energy loss coefficients of air handling components
2002DS/CEN/CR 14378:2002 Ventilation for buildings - Experimental determination of mechnical energy loss coefficients of air handling components