Função para desenhar gráficos de ganho para Bode.
Exemplos (1 a 7 provenientes de
http://www.swarthmore.edu/NatSci/echeeve1/Ref/Bode/BodeHow.html,
8 proveniente de Ron Crummett):
(%i1) load("bode")$ (%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])$
Para usar essa função escreva primeiramente load("bode")
. Veja também bode_phase
Função para desenhar gráficos de fase para Bode
Exemplos (1 a 7 provenientes de
http://www.swarthmore.edu/NatSci/echeeve1/Ref/Bode/BodeHow.html,
8 proveniente de Ron Crummett):
(%i1) load("bode")$ (%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]));
Para usar essa função escreva primeiramente load("bode")
. Veja também bode_gain