$$$$ DYNAMODE NOTICE CHAT 11/09/12 21:15:57 7124 DATE 11/09/12 Procedure DYNAMODE Voir aussi : ------------------ TAB1 = DYNAMODE MOT1 LREEL1 BAS1 (LREEL2) ('BLOC' N1) ... ... ('DEPL' CHPO1) ('VITE' CHPO2) ('SAUV') ... ... ('SUIT' SOL1) ... ... ( 'CHAR' TAB2 ) ( 'SEIS' TAB3 ) ( 'RECO' TAB4 ) ( 'MAXI' TAB5 ) ( 'EVOL' TAB6 ) ; Description : ____________ This procedure calculates the dynamic response of a structure, according to the following outline : - projection onto the modal base - explicit integration in time - response modal recombination Contents : __________ MOT1 : name of the solution operator : "DEVO" or "PLEX" (MOT type) LREEL1 : list of calculation time steps (LISTREEL type) BAS1 : modal base (BASEMODA type) option : -------- LREEL2 : list of damping coefficients , in percentage, associated with the modes of the base (LISTREEL type) 'BLOC' : key word indicating that calculation is to be performed by blocks followed by : N1 : number of blocks (ENTIER type) 'DEPL' : key word indicating that we have initial displacements followed by : CHPO1 : values of initial displacements (CHPOINT type) 'VITE' : key word indicating that we have initial velocities followed by : CHPO2 : values of initial velocities (CHPOINT type) 'SAUV' : key word indicating that a modal response retreival at the final time step is requested 'SUIT' : key word indicating that a former calculation is carried on followed by : SOL1 : initial condition for a restart (SOLUTION type) 'CHAR' : key word indicating that the creation of a CHARGEME object is requested followed by : TAB2 : object (TABLE type) containing as many tables (N2) as there are loadings. for i varying from 1 to N2, we have : - TAB2 i 'CHARGEMENT' : structure space and time loading (CHARGEME type) - TAB2 i 'STRUCTURE' : substructure where the loading must be applied (optional) (STRUCTUR type) - TAB2 i 'NUMERO' : substructure number (optional) (ENTIER type) 'SEIS' : key word indicating that the creation of a CHARGEME object is requested for a seismic calculation followed by TAB3 : object (TABLE type) containing as many tables as there are seismic directions for i varying from 1 to 3, we have : - TAB3 i 'EVOLUTION' : seismic temporal discretization (EVOLUTION type) - TAB3 i 'COEFFICIENT' : multiplicative coefficient applied to the earthquake (FLOTTANT type) - TAB3 i 'DIRECTION' : seismic direction (UX, UY, UZ) (MOT type) 'RECO' : key word indicating that a modal recombination for the whole structure at given time steps is requested followed by : TAB4 : object (TABLE type) containing as many tables (N2) as there are requests for recombinations for i varying from 1 to N2 we have : - TAB4 i 'TYPE' : requested type (DEPL, ACCE, VITE, LIAI, CONT) (MOT type) - TAB4 i 'TEMPS' : precise moment at which the modal recombination is requested for the whole structure (FLOTTANT type) - TAB4 i 'STRUCTURE' : substructure where the recombination must be done (optional) (STRUCTUR type) - TAB4 i 'NUMERO' : substructure number (optional) (ENTIER type) 'MAXI' : key word indicating that the gradual component maximum absolute value of a component in time after modal recombination is requested, followed by TAB5 : object (TABLE type) containing as many tables (N2) as there are requests for maxima for i varying from 1 to N2 we have : - TAB5 i 'TYPE' : requested maximum type (DEPL, ACCE, VITE, LIAI, CONT) (MOT type) - TAB5 i 'POINT' : points at which the search for the maximum is requested (POINT type) - TAB5 i 'COMPOSANTE' : name of the point component (MOT type) - TAB5 i 'STRUCTURE' : substructure where the recombination must be carried out (optional) (STRUCTUR type) - TAB5 i 'NUMERO' : substructure number (optional) (ENTIER type) 'EVOL' : key word indicating that a time-dependent modal recombination at a few points is requested followed by TAB6 : object (TABLE type) containing as many tables (N2) as there are requests for evolutions for i varying from 1 to N2, we have : - TAB6 i 'NPAS' : output, every "NPAS" calculation (optional), equalling 1 by default (ENTIER type) - TAB6 i 'TYPE' : type of processed component (DEPL, ACCE, VITE, LIAI, CONT) (MOT type) - TAB6 i 'STRUCTURE' : substructure where the recombination must be carried out (optional) (STRUCTUR type) - TAB6 i 'NUMERO' : substructure number (optional) (ENTIER type) then : - TAB6 i 'POINT' : points at which the recombination must be carried out (POINT, MAILLAGE or ATTACHE type) - TAB6 i 'COMPOSANTE' : name of the point component (MOT type) or - TAB6 i 'CHPOINT' : field containing the points and the components where the recombination must be carried out (CHPOINT type) TAB1 : object (TABLE type) containing : - if the 'SAUV' option is specified, we will have TAB1.'SAUV' to which a SOLUTION type object is applied, retreival of the last calculation block for a restart - if the 'RECO' option is specified, we will have TAB1.'RECO'.i , associated with the input (TAB4.i) for i varying from 1 to N2, we have : TAB1 'RECO' i : the modal recombination (CHPOINT or MCHAML type) for the structure at the requested time step - if the 'MAXI' option is specified, we will have TAB1.'MAXI', TABLE type object. (TAB1 'MAXI'.i) is associated with the input (TAB5.i) for i varying from 1 to N2, we have : TAB1 'MAXI'.i : maximum requested of the component in absolute value (FLOTTANT type) - if the 'EVOL' option is specified, we will have TAB1.'EVOL', TABLE type object. (TAB1 'EVOL'.i) is associated with the input (TAB6 i) for i varying from 1 to N2, we have : TAB1 'EVOL'.i : modal recombination (EVOLUTION type) at a few points of the calculation time interval.
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