v2026.11.16174
Reference / Input deck / solver / output settings / report / forces

forces

Force calculation zones

zonesrequired
list of zone ids·required

Zone IDs for force calculation

Used inoverset_acoustics
name
str·not set by default

Name of the force component

Used inIEA15MW
reference area
float·default 1·> 0

Reference area for force coefficients

Used inoverset_acoustics
reference length
float·default 1·> 0

Reference length for moment coefficients

Used insuboff
reference pressure
float·default 0·>= 0

Reference pressure for coefficients

Used in3DBump
transform
Python function·not set by default·accepts a Python function

Function applied to each force and moment vector before it is reported, called as f(*, vector); it returns the transformed vector as three numbers

Used incaradonna
Guidance: Python functions in the deck →
reference point
vector (3 floats)·default [0, 0, 0]

Reference point for moment calculations

Used in3DBump
dimensional
bool·default False

Report dimensional forces (not coefficients)

Used inIEA15MW
inertial frame
bool·default True

Report forces in inertial frame