Download OSPE Steering Valve SASA Sensor Technical Information

Transcript
OSPE Steering Valve
Technical Information
Steering Valve EHPS and Electrical Actuation PVE for EHPS
PVED-CL
OSPE with an electrical programmable module (PVED-CL) the following steering features
in electro hydraulic steer mode/field mode are possible:
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GPS-steering
Row sensor/ camera steering
Joy stick or mini st. wheel steering
Variable steering ratio
Speed depending steering ratio
This block diagram shows all input devices possible for the PVED-CL actuator/controller.
Detailed description is to be found in seperate literature, PVED-CL User Manual, please
contact Sauer-Danfoss Sales Organization.
Vehicle speed signal
(J1939 CAN)
Feedback Sensor
Analogue or CAN
MMI
Display, Buttons e.g. to select
program, Display Info, Status,
Diagnostic CAN
Steering Wheel
Sensor
(SASA) CAN
Control principle:
Closed loop
Control principle:
Open loop
PVED-CL
Redundant Feedback
Analogue or CAN
High Priority
Steering Device
e.g. joystick
Analogue or CAN
Control principle:
Closed loop
Control principle:
Open loop
Low Priority
Steering Device
e.g. joystick
Analogue or CAN
Control principle:
Closed loop
Control principle:
Open loop
Vehicle Speed
Dependent Sensitivity
Vehicle Speed
Dependent Sensitivity
Vehicle Speed
Dependent Sensitivity
Actuator Dependent
Sensitivity
Actuator Dependent
Sensitivity
Actuator Dependent
Sensitivity
Anti-Drift
(knob position control)
Soft End Stop
Soft End Stop
Soft End Stop
Anti Jerk
Fixed Ramps
Anti Jerk
Fixed Ramps
Anti Jerk
Fixed Ramps, Times
Anti Jerk Speed
Dependent Times
Anti Jerk Speed
Dependent Times
High Priority Set-point
Controller (GPS)
ISO11798 CAN
Control principle:
Closed loop
Vehicle Speed
Dependent Sensitivity
Anti Jerk Speed
Dependent Times
P301 022
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11068682 • Rev CC • Mar 2012