| BaseClassesBase classes used in the Fittings package (only of interest to build new component models) |  | 
|  | Return the loss constant 8*zeta/(pi^2*D^4) | 
|  | Pressure loss components that are mainly defined by a quadratic turbulent regime with constant loss factor data | 
|  | Base class for a splitting/joining component with three ports | 
|  | Pressure loss functions for bends | 
|  | Pressure loss functions for orifices | 
|  | Pressure loss functions for generic, geometry independent flow resistances |