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Previous: <a href="maxima_156.html#g_t_041f_0430_043a_0435_0442-bode" accesskey="p" rel="previous">Пакет bode</a>, Up: <a href="maxima_156.html#g_t_041f_0430_043a_0435_0442-bode" accesskey="u" rel="up">Пакет bode</a> &nbsp; [<a href="maxima_toc.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="maxima_264.html#g_t_0423_043a_0430_0437_0430_0442_0435_043b_044c-_0444_0443_043d_043a_0446_0438_0439-_0438-_043f_0435_0440_0435_043c_0435_043d_043d_044b_0445" title="Index" rel="index">Index</a>]</p>
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<a name="Funkcii-i-peremennye-paketa-bode"></a>
<h3 class="section">41.1 Функции и переменные пакета bode</h3>


<a name="Item_003a-bode_002fdeffn_002fbode_005fgain"></a><dl>
<dt><a name="index-bode_005fgain"></a>Функция: <strong>bode_gain</strong> <em>(<var>H</var>, <var>range</var>, ...<var>plot_opts</var>...)</em></dt>
<dd><p>Функция для построения амплитудной диаграммы Боде.
</p>
<p>Примеры (c 1 по 7 из  
</p><div class="example">
<pre class="example"><a href="http://www.swarthmore.edu/NatSci/echeeve1/Ref/Bode/BodeHow.html">http://www.swarthmore.edu/NatSci/echeeve1/Ref/Bode/BodeHow.html</a>,
</pre></div>
<p>8 от Ron Crummett):
</p><div class="example">
<pre class="example">(%i1) load(&quot;bode&quot;)$

(%i2) H1 (s) := 100 * (1 + s) / ((s + 10) * (s + 100))$

(%i3) bode_gain (H1 (s), [w, 1/1000, 1000])$

(%i4) H2 (s) := 1 / (1 + s/omega0)$

(%i5) bode_gain (H2 (s), [w, 1/1000, 1000]), omega0 = 10$

(%i6) H3 (s) := 1 / (1 + s/omega0)^2$

(%i7) bode_gain (H3 (s), [w, 1/1000, 1000]), omega0 = 10$

(%i8) H4 (s) := 1 + s/omega0$

(%i9) bode_gain (H4 (s), [w, 1/1000, 1000]), omega0 = 10$

(%i10) H5 (s) := 1/s$

(%i11) bode_gain (H5 (s), [w, 1/1000, 1000])$

(%i12) H6 (s) := 1/((s/omega0)^2 + 2 * zeta * (s/omega0) + 1)$

(%i13) bode_gain (H6 (s), [w, 1/1000, 1000]), 
                  omega0 = 10, zeta = 1/10$

(%i14) H7 (s) := (s/omega0)^2 + 2 * zeta * (s/omega0) + 1$

(%i15) bode_gain (H7 (s), [w, 1/1000, 1000]),
                  omega0 = 10, zeta = 1/10$

(%i16) H8 (s) := 0.5 / (0.0001 * s^3 + 0.002 * s^2 + 0.01 * s)$

(%i17) bode_gain (H8 (s), [w, 1/1000, 1000])$
</pre></div>

<p>Для использования этой функции необходимо сначала выполнить <code>load(&quot;bode&quot;)</code>. См. также <code>bode_phase</code>
</p>





</dd></dl>


<a name="Item_003a-bode_002fdeffn_002fbode_005fphase"></a><dl>
<dt><a name="index-bode_005fphase"></a>Функция: <strong>bode_phase</strong> <em>(<var>H</var>, <var>range</var>, ...<var>plot_opts</var>...)</em></dt>
<dd><p>Функция для построения фазовой диаграммы Боде.
</p>
<p>Примеры (с 1 по 7 из 
</p><div class="example">
<pre class="example"><a href="http://www.swarthmore.edu/NatSci/echeeve1/Ref/Bode/BodeHow.html">http://www.swarthmore.edu/NatSci/echeeve1/Ref/Bode/BodeHow.html</a>,
</pre></div>
<p>8 от Ron Crummett):
</p><div class="example">
<pre class="example">(%i1) load(&quot;bode&quot;)$

(%i2) H1 (s) := 100 * (1 + s) / ((s + 10) * (s + 100))$

(%i3) bode_phase (H1 (s), [w, 1/1000, 1000])$

(%i4) H2 (s) := 1 / (1 + s/omega0)$

(%i5) bode_phase (H2 (s), [w, 1/1000, 1000]), omega0 = 10$

(%i6) H3 (s) := 1 / (1 + s/omega0)^2$

(%i7) bode_phase (H3 (s), [w, 1/1000, 1000]), omega0 = 10$

(%i8) H4 (s) := 1 + s/omega0$

(%i9) bode_phase (H4 (s), [w, 1/1000, 1000]), omega0 = 10$

(%i10) H5 (s) := 1/s$

(%i11) bode_phase (H5 (s), [w, 1/1000, 1000])$

(%i12) H6 (s) := 1/((s/omega0)^2 + 2 * zeta * (s/omega0) + 1)$

(%i13) bode_phase (H6 (s), [w, 1/1000, 1000]), 
                   omega0 = 10, zeta = 1/10$

(%i14) H7 (s) := (s/omega0)^2 + 2 * zeta * (s/omega0) + 1$

(%i15) bode_phase (H7 (s), [w, 1/1000, 1000]), 
                   omega0 = 10, zeta = 1/10$

(%i16) H8 (s) := 0.5 / (0.0001 * s^3 + 0.002 * s^2 + 0.01 * s)$

(%i17) bode_phase (H8 (s), [w, 1/1000, 1000])$

(%i18) block ([bode_phase_unwrap : false],
              bode_phase (H8 (s), [w, 1/1000, 1000]));

(%i19) block ([bode_phase_unwrap : true], 
              bode_phase (H8 (s), [w, 1/1000, 1000]));
</pre></div>

<p>Для использования этой функции необходимо сначала выполнить <code>load(&quot;bode&quot;)</code>. См. также <code>bode_gain</code>
</p>





</dd></dl>


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