Working hydraulics. Volvo Construction Equipment

1.

Working hydraulics
Volvo Construction Equipment

2.

Working hydraulic system, overview
Working hydraulics

3.

Large main control valve
Working hydraulics

4.

Electric servo, principle
Working hydraulics

5.

Calibration
Working hydraulics

6.

Start-current and end-current
MPa
5%
2,5
100%
2,0
1,5
1,0
0,5
0
Working hydraulics
5
25
50
75
100 %

7.

Central valve, pump separation
Working hydraulics

8.

Tilt-back, large main control valve
Working hydraulics

9.

Lowering function, large main control valve
Working hydraulics

10.

Float mode function, large main control valve
Working hydraulics

11.

Shock and anti-cavitation valve
Working hydraulics

12.

Lift section, lowering and tilt-back, large main control valve
10
11
Working hydraulics

13.

Boom, sensors
Working hydraulics

14.

Boom
Working hydraulics