NSNOD: integer: Total number of supernodes

NLIN: integer, default: NSNOD-1: Number of lines

NSNFIX: integer, default: 1: Number of supernodes having one or more degrees of freedom that are fixed or prescribed

NVES: integer, default: 0: Number of support vessels

NRICON: integer, default: 0: Number of rigid supernode connections. Relevant for modelling of stiff connections between supernodes. The connection is described by specification of a master and a slave (dependent) node, see Rigid supernode connections

NSPR: integer, default: 0: Number of global springs

NAKC: integer, default: 0: Number of kill and choke lines. Relevant for modelling of tensioned risers only (Deprecated functionality)