From: Simple Push-Type Wave Generating Method Using Digital Rotary Valve Control
Item | Value |
---|---|
Diameter of cylinder (D0) | 40 mm |
Diameter of piston rod (d0) | 28 mm |
Volume of cylinder (Vt) | 1.28×10−4 m3 |
Effective action area of hydraulic cylinder (Ap) | 6.4×10−4 m2 |
Axial opening width of rotary valve (xv) | 0‒4 mm |
Maximum Circumferential width of rotary valve (yvmax) | 6.1 mm |
Radius of the spool shoulder (R) | 8 mm |
Number of grooves on a single spool (Z) | 2 |
Oil supply pressure (ps) | 0‒8 MPa |
Maximum flow (qsmax) | 40 L/min |
Equivalent mass of wave plate (mt) | 30 kg |
Depth of water (d) | 400 mm |
Flow rate coefficient (Cd) | 0.62 |
Oil density (ρ) | 870 kg/m3 |
Effective bulk modulus of oil (βe) | 8 × 108 Pa |
Density of water | 1000 kg/m3 |
Temperature of water | 20 °C |