An Analysis of the Gear Meshing Characteristics of the Main Planetary Gear Trains of Helicopters Undergoing Shafting Position Changes

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/ijae/volume-2021/9965818/figures/9965818.fig.006a.svgz" name="9965818.fig.006a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The meshing stiffness curve of a single gear pair</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/ijae/volume-2021/9965818/figures/9965818.fig.006b.svgz" name="9965818.fig.006b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The comprehensive meshing stiffness curve</td></tr></table>

<div>The time-varying meshing stiffness curve.</div>

International Journal of Aerospace Engineering

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Figure 6

Figure 6: An Analysis of the Gear Meshing Characteristics of the Main Planetary Gear Trains of Helicopters Undergoing Shafting Position Changes 