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import streamlit as st |
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import matplotlib.pyplot as plt |
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import numpy as np |
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from loudspeaker_tmatrix.core import simulate_loudspeaker |
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from loudspeaker_tmatrix.visualization import plot_loudspeaker_response |
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from loudspeaker_tmatrix.config import ( |
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load_config, |
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load_loudspeaker_config, |
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AcousticalConstantsConfig, |
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) |
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config_path = "configs/config.yaml" |
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default_loudspeaker_path = "configs/default_loudspeaker.yaml" |
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cfg = load_config(config_path) |
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loudspeaker_cfg = load_loudspeaker_config(default_loudspeaker_path) |
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freq_array = np.logspace( |
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np.log10(cfg.frequency.min), np.log10(cfg.frequency.max), num=cfg.frequency.n_bins |
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) |
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angular_freq_array = 2 * np.pi * freq_array |
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st.sidebar.title("Thiele Small parameters") |
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slider_Re = st.sidebar.slider( |
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"Electrical Coil Resistance (Re) [Ohm]", |
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0.0, |
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10.0, |
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loudspeaker_cfg.electrical.coil_resistance, |
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) |
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slider_Le = st.sidebar.slider( |
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"Electrical Coil Inductance (Le) [mH]", |
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0.0, |
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10.0, |
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loudspeaker_cfg.electrical.coil_inductance * 1e3, |
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) |
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slider_Le /= 1e3 |
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slider_Bl = st.sidebar.slider( |
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"Electromechanical factor (Bl) [N/A]", |
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0.0, |
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10.0, |
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loudspeaker_cfg.electromechanical_factor, |
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) |
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slider_Mm = st.sidebar.slider( |
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"Mechanical Mass (Mm) [mg]", |
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0.0, |
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50.0, |
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loudspeaker_cfg.mechanical.mass * 1e3, |
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) |
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slider_Mm /= 1e3 |
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slider_Cm = st.sidebar.slider( |
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"Mechanical Compliance (Cm) [mm/N]", |
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0.0, |
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5.0, |
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loudspeaker_cfg.mechanical.compliance * 1e3, |
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) |
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slider_Cm /= 1e3 |
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slider_Rm = st.sidebar.slider( |
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"Mechanical Resistance (Rm) [kg/s]", |
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0.0, |
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10.0, |
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loudspeaker_cfg.mechanical.resistance, |
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) |
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slider_diam = st.sidebar.slider( |
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"Effective diameter of radiation [cm]", |
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0.0, |
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50.0, |
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loudspeaker_cfg.acoustical.effective_diameter * 1e2, |
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) |
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slider_diam /= 1e2 |
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default_params = st.sidebar.button("Set default parameters") |
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if default_params: |
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st.rerun(scope="app") |
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freq_array = np.logspace( |
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np.log10(cfg.frequency.min), np.log10(cfg.frequency.max), num=cfg.frequency.n_bins |
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) |
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angular_freq_array = 2 * np.pi * freq_array |
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thiele_small_params = { |
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"Re": slider_Re, |
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"Le": slider_Le, |
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"Bl": slider_Bl, |
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"Mm": slider_Mm, |
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"Cm": slider_Cm, |
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"Rm": slider_Rm, |
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"effective_diameter": slider_diam, |
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} |
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loudspeaker_responses = simulate_loudspeaker( |
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thiele_small_params, angular_freq_array, cfg.acoustical_constants |
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) |
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electrical_impedance_plot = plot_loudspeaker_response( |
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response_array=loudspeaker_responses["electrical_impedance"], |
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freq_array=freq_array, |
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title="Electrical Impedance", |
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magnitude_in_db=False, |
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magnitude_units="Ohm", |
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shift_phase=False, |
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) |
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mechanical_velocity_plot = plot_loudspeaker_response( |
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response_array=loudspeaker_responses["mechanical_velocity"], |
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freq_array=freq_array, |
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title="Mechanical Velocity", |
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magnitude_in_db=False, |
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magnitude_units="m/s", |
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shift_phase=True, |
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) |
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acoustical_pressure = plot_loudspeaker_response( |
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response_array=loudspeaker_responses["acoustical_pressure"], |
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freq_array=freq_array, |
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title="Acoustical Pressure", |
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magnitude_in_db=True, |
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magnitude_units="dB", |
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shift_phase=False, |
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) |
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st.pyplot(electrical_impedance_plot) |
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st.pyplot(mechanical_velocity_plot) |
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st.pyplot(acoustical_pressure) |
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