An automatic control device and control method of an electronic hydraulic power steering system

A technology of hydraulic power steering and automatic control device, which is applied to automatic steering control components, electric steering mechanism, steering mechanism, etc., can solve the problems of increasing power consumption and maintenance costs, frequent starting and stopping of electric motors, etc., to reduce the phenomenon of driving and stopping , Improve work efficiency and stability, reduce the effect of start and stop
CN105216859BActive Publication Date: 2018-03-16NANJING DELTO TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NANJING DELTO TECH
Publication Date
2018-03-16

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Abstract

The invention discloses an automatic control device of an electronic hydraulic power steering system, which includes a corner torque sensor, a vehicle speed sensor, a power steering ECU, a hydraulic power steering module and a power steering gear, and the power steering ECU includes an analog input module and an analog output Module, the hydraulic booster drive module includes a hydraulic drive relay, a motor that controls the switch through the hydraulic drive relay, a timer, a hydraulic pump driven by the motor, and a solenoid valve located in the pipeline connected to the hydraulic pump; among them, the corner torque sensor and the vehicle speed sensor They are respectively connected to the analog input module of the power steering ECU; the analog output module of the power steering ECU, the hydraulic power steering module and the power steering are connected in sequence; the analog output modules of the power steering ECU are respectively connected to the hydraulic drive relay of the hydraulic power steering module , timer and solenoid valve. The invention also discloses a control method of the automatic control device.
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Description

technical field

[0001] The invention relates to an automatic control device of an electronic hydraulic power steering system, and also relates to a control method of the automatic control device of the electronic hydraulic power steering system, which belongs to the technical field of automobile electronics. Background technique

[0002] With the rapid development of automotive electronic technology, the application range of electronic technology in the automotive industry continues to expand, and automotive electronics and modularization have become an inevitable trend. The automobile steering system has also mainly experienced the development stages of pure mechanical steering system, mechanical hydraulic power steering system, electronic hydraulic power steering system and electric power steering system.

[0003] The electronic hydraulic power steering system is an electronic power steering system that drives a hydraulic pump through an electric motor to provide steering ...

Claims

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