Safety Braking Apparatus and Method for Safe Braking of an Autonomous Vehicle

A technology of autonomous vehicles and safe braking, which is applied in the direction of automatic starting device, braking transmission device, hydraulic braking transmission device, etc., to achieve the effect of reducing complexity and cost

Active Publication Date: 2020-08-18
VOLVO CAR CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] However, there is still room for improvement in safely stopping an autonomous vehicle in the event of failure of the autonomous vehicle's control system to perform autonomous driving

Method used

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  • Safety Braking Apparatus and Method for Safe Braking of an Autonomous Vehicle
  • Safety Braking Apparatus and Method for Safe Braking of an Autonomous Vehicle

Examples

Experimental program
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Embodiment Construction

[0042] as attached figure 1 As shown, the present disclosure proposes a solution, which provides an improved safety braking device 1, which can safely stop the autonomous vehicle 4 in the event of a failure of the control system of the autonomous vehicle 4 to perform autonomous driving. .

[0043] According to attached figure 1 , the ego vehicle 4 comprises a hydraulic braking system 2 connected via brake lines 13 to hydraulic wheel brakes 3 mounted on respective wheels 14 of the ego vehicle 4 . The autonomous vehicle 4 also has a power supply and signaling system 5 for enabling an autonomous driving mode via its control system (not shown).

[0044] as attached figure 1 As shown, the safety braking device 1 is connected to the hydraulic braking system 2 of the ego vehicle 4 via a hydraulic braking system connector 11, which may include a Connected hydraulic brake lines.

[0045] Further as attached figure 1 As shown, the safety brake device 1 is connected to the power su...

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PUM

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Abstract

The present disclosure discloses a safety braking device (1) and a method of safety braking using a hydraulic braking system (2) comprising hydraulic wheel brakes (3) of an autonomous vehicle (4), the autonomous vehicle (4) further There is an electric power supply and signaling system (5) for enabling an autonomous driving mode. The method comprises: pressurizing a pressure storage tank (6) containing brake fluid; monitoring the power supply and signal of the ego vehicle (4); and releasing the brakes upon determining that at least one of power and signal of the ego vehicle 4 is lost Fluid enters the hydraulic braking system (2) of the ego vehicle (4) to activate its wheel brakes (3). The disclosure also discloses an autonomous vehicle (4) comprising a safety braking device (1) performing the method.

Description

technical field [0001] The present disclosure relates to a safety braking device adapted to a hydraulic braking system including hydraulic wheel brakes of an autonomous vehicle further having an electrical power supply and signaling system for enabling an autonomous driving mode. The present disclosure further relates to a method of safe braking using a hydraulic braking system including hydraulic wheel brakes of an autonomous vehicle further having an electrical power supply and signaling system for enabling an autonomous driving mode. The disclosure further relates to an autonomous vehicle having a hydraulic braking system including hydraulic wheel brakes, and the autonomous vehicle further having an electrical power supply and signaling system for enabling an autonomous driving mode. Background technique [0002] A rapidly developing area of ​​automotive technology is the area of ​​autonomous or semi-autonomous driving capabilities. This is achieved by introducing sensor...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B60T17/22B60T7/12B60T13/66
CPCB60T7/12B60T13/662B60T17/22B60T17/18B60T8/1701B60T8/171B60T11/103B60T11/26B60T11/28
Inventor L·欣德贝里
Owner VOLVO CAR CORP
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