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NX Nastran DMAP Programmer's Guide - Kxcad.net

NX Nastran DMAP Programmer's Guide - Kxcad.net

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AMG Builds aerodynamic influence matrix<br />

AMG<br />

Builds aerodynamic influence matrix<br />

Generates a list of aerodynamic influence matrices (AJJT) and the transformation<br />

matrices needed to convert these to the aerodynamic grid points (SKJ, D1JK, D2JK).<br />

Format:<br />

AMG MKLIST,ACPT/<br />

AJJT,SKJ,D1JK,D2JK/<br />

NK/NJ/SYMXZ/SYMXY/REFC/S,N,MACH0/MACHNO/<br />

KBAR/APP/SUPAERO $<br />

Input Data Blocks:<br />

MKLIST Aerodynamic matrix generation table<br />

ACPT Aerodynamic connection and property table<br />

Output Data Blocks:<br />

AJJT Aerodynamic influence matrix<br />

SKJ Integration matrix list<br />

D1JK Real part of downwash matrix<br />

D2JK Imaginary part of downwash matrix<br />

Parameters:<br />

NK Input-integer-no default. Number of degrees of freedom in k-set.<br />

NJ Input-integer-no default. Number of degrees of freedom in j-set.<br />

SYMXZ Input-integer-no default. Aerodynamic z-y symmetry flag.<br />

SYMXY Input-integer-no default. Aerodynamic x-y symmetry flag.<br />

REFC Input-real-no default.<br />

MACH0 Input/output-real-default=-1.0. Previously processed Mach number.<br />

MACHNO Input-real-default=0.0. Mach number.<br />

KBAR Input-real-default = 0.0. Reduced frequency.<br />

APP Input-character-default=' '. Analysis type.<br />

'FREQRESP' - aeroelastic<br />

'FLUTTER' - flutter<br />

SUPAERO Input-character-default='ZONA'. Method selection for supersonic<br />

aerodynamics. An alternate method is 'CPM'.<br />

785

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