1. Kill and choke lines (deprecated functionality) NAKC input lines. IKCTYP DIAAKC MASAKC FLUAKC TENAKC NLINKC LINE-ID(1) ... LINE-ID(nlinkc) IKCTYP: integer: Type of kill and choke line IKCTYP = 1: Internal line IKCTYP = 2: External line DIAAKC: real, default: 0: Outer diameter of kill and choke line \([\mathrm {L}]\) MASAKC: real, default: 0: Mass per unit length of kill and choke line excluding contents \([\mathrm {M/L}]\) FLUAKC: real, default: 0: Mass per unit length of fluid contents of kill and choke line \([\mathrm {M/L}]\) TENAKC: real, default: 0: Tension of kill and choke line \([\mathrm {F}]\) NLINKC: integer, default: 1: Number of riser lines this kill and choke line is attached to LINE-ID(1): character(8): Reference to line identifiers (Adjacent lines) . . . LINE-ID(nlinkc): LINE-IDs must be given in correct order from lower end to upper end. Tension will be applied at the supernode at the second end of line LINE-ID(nlinkc) If tension is zero, an internal line will be fixed at the upper end. Global springs Rigid supernode connection