Dynamic options

These SOLUTION commands are used to define options for dynamic analyses.

Mapdl.alphad([value])	Defines the mass matrix multiplier for damping.
Mapdl.betad([value])	Defines the stiffness matrix multiplier for damping.
Mapdl.dmprat([ratio])	Sets a constant modal damping ratio.
Mapdl.dmpstr([coeff])	Sets a constant structural damping coefficient.
Mapdl.frqscl([scaling])	Turns on automatic scaling of the entire mass matrix and frequency
Mapdl.harfrq([freqb, freqe, logopt, ...])	Defines the frequency range in a harmonic analysis.
Mapdl.hrexp([angle])	Specifies the phase angle for the harmonic analysis expansion pass.
Mapdl.hrocean([type_, nphase])	Perform the harmonic ocean wave procedure (HOWP).
Mapdl.hropt([method, maxmode, minmode, ...])	Specifies harmonic analysis options.
Mapdl.hrout([reimky, clust, mcont])	Specifies the harmonic analysis output options.
Mapdl.lvscale([fact, ldstep])	Scales the load vector for mode-superposition analyses.
Mapdl.mascale([massfact])	Activates scaling of the entire system matrix.
Mapdl.mdamp([stloc, v1, v2, v3, v4, v5, v6])	Defines the damping ratios as a function of mode.
Mapdl.mdplot([function, dmpname, scale])	Plots frequency-dependent modal damping coefficients calculated by
Mapdl.midtol([key, tolerb, resfq])	Sets midstep residual criterion values for structural transient
Mapdl.modcont([mlskey, enforcedkey])	Specify additional modal analysis options.
Mapdl.modseloption([dir1, dir2, dir3, dir4, ...])	APDL Command: MODSELOPTION
Mapdl.modopt([method, nmode, freqb, freqe, ...])	Specifies modal analysis options.
Mapdl.mxpand([nmode, freqb, freqe, elcalc, ...])	Specifies the number of modes to expand and write for a modal or
Mapdl.qrdopt([reusekey, symmeth, cmccoutkey])	Specifies additional QRDAMP modal analysis options.
Mapdl.rigid([dof1, dof2, dof3, dof4, dof5, dof6])	Specifies known rigid body modes (if any) of the model.
Mapdl.subopt([option, value1])	Specifies Subspace (SUBSP) eigensolver options.
Mapdl.timint([key, lab])	Turns on transient effects.
Mapdl.tintp([gamma, alpha, delta, theta, ...])	Defines transient integration parameters.
Mapdl.trnopt([method, maxmode, initialacc, ...])	Specifies transient analysis options.