Railway Convoy Integrity Control via Wireless Counting
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Solution Overview
Problem
Current methods for controlling the integrity of railway convoys are time-consuming and prone to errors, especially when the convoy composition changes, as they require manual reconfiguration and verification of the signaling device on the last wagon.
Innovation Solution
A system comprising an electronic control device on the driving car and wireless transceivers on each car, which initiates a counting signal to confirm the presence and position of each car, updating the count and sending a final signal if confirmation is not received within a predetermined time, allowing for automatic and reliable monitoring of convoy integrity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a movable signaling device is installed on the last wagon to verify convoy integrity, then the actual integrity of the convoy can be verified, but the procedure becomes time-consuming and exposed to possible errors when the convoy composition changes
Solution Approach 1:
The patent replaces the mechanical/manual system of physically moving and reconnecting the signaling device with an automated electronic system. The electronic control device on the driving car automatically transmits counting signals through wireless transceivers on each car to verify convoy composition, eliminating the need for manual intervention and reducing verification time while maintaining reliability
Solution Approach 2:
The system enables self-verification of convoy integrity through automated electronic counting. The electronic control device initiates the counting process, each car's transceiver automatically responds and updates the count, and the system autonomously determines the last car without requiring operator intervention, making the verification process self-service oriented
2Measurement precision
If manual verification of the signaling device position is performed when convoy composition changes, then the correctness of the current composition can be checked, but the process is exposed to possible errors and oversights
Solution Approach 1:
The patent replaces manual visual verification with an automated electronic counting system. The electronic control device sends counting signals that are automatically processed by each car's transceiver, eliminating human error in determining the last car position and verifying convoy composition accuracy
Solution Approach 2:
The system implements automatic feedback through the counting mechanism where each transceiver confirms its presence and updates the running count. This continuous feedback loop ensures accurate verification of convoy composition without relying on manual checks, reducing errors and oversights
Data Source
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AI summary
System for controlling the integrity of a railway convoy comprising: - an electronic control device (10) to be installed on a driving car (1); - a plurality of wireless transceivers (12, 14, 16, 18, 20, 22). The electronic control device (10) is configured to initiate a counting of the cars by sending, towards the following adjacent car (3) a counting signal. Each wireless transceiver is configured, responsive to the counting signal: - to send back a confirmation signal; - to update the current value included in the counting signal received in input by adding the count of its associated car; and - to output towards a transceiver associated to the following car a corresponding counting signal containing the updated current value. Each transceiver is further configured to send back towards the electronic control device, a counting-closing signal if it does not receive said confirmation signal.