Gate-Vehicle Electromagnetic Detection for Collision Prevention
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Solution Overview
Problem
Existing gate safety systems are prone to false warnings, incorrect braking, and incorrect gate openings, leading to reduced acceptance and safety issues, as they often rely on automatic truck identification and communication, which can be unreliable, especially in scenarios where the truck's presence or intention to pass through the gate is unclear.
Innovation Solution
A gate safety system comprising a gate module and a vehicle module, each generating a three-dimensional electromagnetic field, allowing for mutual detection and communication to prevent collisions by accurately determining the presence and intention of the vehicle relative to the gate, thereby reducing false alarms and improving safety and acceptance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If radar sensors and electromagnetic field detection are used, then vehicle presence detection accuracy is improved, but system complexity increases
Solution Approach 1:
The system is divided into two independent modules: a gate module mounted on the gate structure containing radar sensors and control logic, and a vehicle module mounted on the vehicle containing receivers and communication interfaces. This segmentation allows each module to be optimized independently for its specific function, achieving high detection accuracy while managing complexity through modular design rather than a single complex integrated system
Solution Approach 2:
The gate module serves multiple functions: it detects vehicle presence using radar, determines vehicle intention based on detection patterns, communicates with the vehicle module via electromagnetic fields, and controls gate operation. This multi-functionality reduces the need for separate specialized systems, thereby managing overall system complexity while maintaining high detection accuracy
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system effectively prevents collisions by accurately determining the vehicle's presence and intention, reducing false alarms and improving safety and acceptance by ensuring correct braking and gate operation based on reliable communication between the gate and vehicle modules.
Implementation Method 1
a gate antenna unit (42) having at least one first gate antenna (44), which is adapted to be mounted in a predetermined spatial relationship to a gate frame (36, 37, 38, 39, 40) of the gate (5), and to generate a first three-dimensional electromagnetic field (50)
Implementation Method 2
a vehicle antenna unit (12) having at least one first vehicle antenna (6), which is adapted to be mounted in a predetermined spatial relationship on the vehicle (2), and to generate a second three-dimensional electromagnetic field (16)
Data Source
AI summary
A gate safety system for preventing collisions between a vehicle and a gate is provided, the system having a gate module with a vehicle module, a gate antenna unit and a gate processing unit. The gate processing unit is adapted for defining a first gate warning zone and for determining whether a vehicle module is present within the first gate warning zone. The vehicle module includes a vehicle antenna unit and a vehicle processing unit adapted for defining at least one first vehicle warning zone for determining whether the gate module is present within the vehicle warning zone. A lock safety system, two methods for operating the gate safety system and the lock safety system, and two computer programs are also provided.