Vibration Characteristic Analysis of Pressure Fluctuating Attenuator with Circular Elastic Sheets for Linear-Driving Pump

Table 2

Simulation parameters.

	Category	Value	Unit
Sheet	Density	7930	kg/m^3
	Young’s modulus	1.95e11	Pa
	Poisson’s ratio	0.3	—
	Thickness	0.03	mm
	Radius	36	mm
Water	Density	998.2	kg/m^3
	Kinematic viscosity (20°C)	1.006e − 6	m^2/s
	Bulk modulus of elasticity	2.18e9	Pa
Pipeline	Radius	0.025	m
	Length of section A	0.18
	Length of section B	0.18
	Length of section C	0.15
	Length of section D	1.2
Main cavity	Volume	0.7	L