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Table 3 Main parameters used in current study

From: Effect of Dynamic Pressure Feedback Orifice on Stability of Cartridge-Type Hydraulic Pilot-Operated Relief Valve

Parameter

Value

Parameter

Value

m1 (g)

30.0

δ1(μm)

10.0

m2 (g)

3.5

δ2(μm)

20.0

k1 (N/mm)

20

VA (mL)

1500

k2 (N/mm)

40

VB (mL)

1.905

x0 (mm)

3.4

VC (mL)

0.388

y0 (mm)

5.8

Cd1Cd2

0.65

d1 (mm)

14.0

Cv1Cv2

0.98

d2 (mm)

3.0

E (MPa)

800

α (°)

30

ρ (kg/m3)

833

β(°)

15

μ(Pa·s)

1.96e-3

Am(mm2)

220

l1(mm)

25.0

Ap(mm2)

94.2

l2(mm)

10.0

dr1(mm)

1.0

dr2(mm)

0.8

Cr1

0.61

lr2(mm)

10.0