AIRFLOWNETWORK:MULTIZONE:SURFACE:CRACK

This object specifies the properties of airflow through a crack.

Name

Type: alphanumeric
Enter a unique name for this object.

Air Mass Flow Coefficient at Reference Conditions

Type: real number
Enter the air mass flow coefficient at the conditions defined in the Reference Crack Conditions object. Defined at 1 Pa pressure difference across this crack.
Unit: kg/s

Air Mass Flow Exponent

Type: real number
Enter the air mass flow exponent for the surface crack.
Unit: dimensionless
Minimum: 0.5
Maximum: 1.0
Default: 0.65

Reference Crack Conditions

Type: list of objects ( or AIRFLOWNETWORK:MULTIZONE:REFERENCECRACKCONDITIONS)
Select a AirflowNetwork:MultiZone:ReferenceCrackConditions name associated with the air mass flow coefficient entered above.