This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
parallel_flexure_guide_transfer [2020/06/04 12:23] marijn.nijenhuis |
parallel_flexure_guide_transfer [2021/05/05 14:17] marijn.nijenhuis |
||
---|---|---|---|
Line 21: | Line 21: | ||
For details, see the [[full_syntax|SPACAR Light full syntax]]. | For details, see the [[full_syntax|SPACAR Light full syntax]]. | ||
- | The resulting transfer function is plotted in the figure below. The first eigenfrequency is approximately 10 rad/ | + | The resulting transfer function |
- | {{::transfer pfg.png? | + | {{::bode.png? |
+ | |||
+ | Note that in case of multiple inputs and/or outputs, the resulting state-space structure in MATLAB will also indicate with named labels what these inputs and outputs are (i.e. node number and displacement, | ||
An example file for providing the input for SPACAR Light and plotting the transfer function is provided below. | An example file for providing the input for SPACAR Light and plotting the transfer function is provided below. | ||
Line 67: | Line 69: | ||
eprops(1).elems | eprops(1).elems | ||
eprops(1).emod | eprops(1).emod | ||
- | eprops(1).smod | + | eprops(1).smod |
eprops(1).dens | eprops(1).dens | ||
eprops(1).cshape | eprops(1).cshape | ||
Line 76: | Line 78: | ||
eprops(1).color | eprops(1).color | ||
eprops(1).opacity | eprops(1).opacity | ||
- | eprops(1).cw = true; | + | % eprops(1).warping |
%Property set 2 | %Property set 2 | ||
Line 90: | Line 92: | ||
%% OPTIONAL ARGUMENTS | %% OPTIONAL ARGUMENTS | ||
opt.transfer = {true 0.01}; | opt.transfer = {true 0.01}; | ||
- | opt.filename = ' | + | opt.filename = ' |
%% CALL SPACAR_LIGHT | %% CALL SPACAR_LIGHT | ||
Line 96: | Line 98: | ||
%% Plot transfer function | %% Plot transfer function | ||
- | figure | + | %set some convenient defaults for the plot. Not necessary, but they can improve the plots |
- | bode(out.statespace, | + | bodeopt = bodeoptions; |
- | grid minor | + | bodeopt.Title.String = 'Title for this plot'; |
+ | bodeopt.FreqUnits = ' | ||
+ | bodeopt.Xlim = [1,4000]; %frequency axis limits | ||
+ | bodeopt.Grid = ' | ||
+ | |||
+ | bodeopt.Title.FontSize = 14; %font size for title | ||
+ | bodeopt.XLabel.FontSize = 12; %font size for xlabels | ||
+ | bodeopt.YLabel.FontSize = 12; %font size for ylabels | ||
+ | bodeopt.TickLabel.FontSize = 12; %font size for the ticks (numbers on axes) | ||
+ | bodeopt.InputLabels.FontSize = 12; | ||
+ | bodeopt.OutputLabels.FontSize = 12; | ||
+ | |||
+ | bodeopt.PhaseMatching = ' | ||
+ | bodeopt.PhaseMatchingFreq = 1; %--at this frequency | ||
+ | bodeopt.PhaseMatchingValue = 0; %--the phase is close to this value | ||
+ | |||
+ | h = bodeplot(out.statespace, | ||
</ | </ |