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Chinese Journal of Mechanical Engineering

Table 1 Dynamic characterization experiment

From: Uncertainty Analysis and Optimization of Quasi-Zero Stiffness Air Suspension Based on Polynomial Chaos Method

Group

Load (kg)

Ps0 (kPa)

Pc0 (kPa)

Frequency (Hz)

1

690

255

−

0.2, 0.4,…, 5, 6, 7, 8, 9

2

800

280

−

3

690

255

250

4

690

255

330

5

800

280

330

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