From 69f69c36ee67de22574fece9109c113f9673e59d Mon Sep 17 00:00:00 2001 From: Thomas Dehaeze Date: Wed, 2 Nov 2022 11:31:00 +0100 Subject: [PATCH] Update Content - 2022-11-02 --- content/zettels/voice_coil_actuators.md | 8 ++++++-- .../ox-hugo/voice_coil_stiffness_fct_stroke.png | Bin 0 -> 19170 bytes 2 files changed, 6 insertions(+), 2 deletions(-) create mode 100644 static/ox-hugo/voice_coil_stiffness_fct_stroke.png diff --git a/content/zettels/voice_coil_actuators.md b/content/zettels/voice_coil_actuators.md index 6dfdff4..f4699ba 100644 --- a/content/zettels/voice_coil_actuators.md +++ b/content/zettels/voice_coil_actuators.md @@ -80,7 +80,7 @@ D\_f = \frac{F\_\max}{k} \end{equation} -### Determine the required voice coil force {#determine-the-required-voice-coil-force} +### Determine the required voice coil force as a function of the payload's resonance {#determine-the-required-voice-coil-force-as-a-function-of-the-payload-s-resonance} Let's fix `m` (payload mass) and `Df` (wanted motion induced by the voice coil). Then, let's vary `f0` and compute the corresponding `Dg`, `Fmax` and `k`. @@ -104,7 +104,7 @@ Fmax = k * Df; % [N] {{< figure src="/ox-hugo/voice_coil_force_fct_f0.png" caption="Figure 1: Required Voice Coil Force as a function of the paylaod resonance and corresponding deflection due to gravity (mass is 5kg, stroke is 5mm)" >}} -### Determine the attainable stroke {#determine-the-attainable-stroke} +### Determine the payload resonance as a function of the wanted stroke {#determine-the-payload-resonance-as-a-function-of-the-wanted-stroke} Let's fix `m` (payload mass) and `Fmax` (maximum force applied by the Voice coil). Then, let's vary `Df` and compute the corresponding `Dg`, `f0` and `k`. @@ -127,6 +127,10 @@ Dg = m * g ./ k; % [m] {{< figure src="/ox-hugo/voice_coil_resonance_fct_stroke.png" caption="Figure 2: Resonance frequency and deflection due to gravity as a function of the wanted stroke (Max voice coil force is 50N and payload mass is 5kg)" >}} + + +{{< figure src="/ox-hugo/voice_coil_stiffness_fct_stroke.png" caption="Figure 3: Resonance frequency and deflection due to gravity as a function of the wanted stroke (Max voice coil force is 50N and payload mass is 5kg)" >}} + ## Bibliography {#bibliography} diff --git a/static/ox-hugo/voice_coil_stiffness_fct_stroke.png b/static/ox-hugo/voice_coil_stiffness_fct_stroke.png new file mode 100644 index 0000000000000000000000000000000000000000..6e82e22a3a12d51d96807c6d15e9063d1c9a81ac GIT binary patch literal 19170 zcma&Oby!qw)Hgb`k^<5tUD6!_N+TiNjUW!)AdP^EfJk?Dcf%0Up&&!U(BjbDoIUuw 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