Third (or Heave) Damper for Vertical Motion

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Two-degree of freedom half car model

Heave (vertical translation) z
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Nissan GT-R LM NISMO

The third damper consists of a spring and damper that expands and contracts when the chassis moves vertically with the wheels on either side in phase (i.e., heave). Its purpose is to control pitching.
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Mono

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3 Damper

3 damper design state, same heave and roll stiffness than mono

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