Rail Coupling Identification for Targeted Uncoupling and Fault Detection
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Solution Overview
Problem
Current automatic couplings in rail vehicles lack the ability for remote and targeted decoupling at any point within a vehicle group, and there is a difficulty in detecting malfunctions in clutches and components within the vehicle association, especially regarding the position of occurrence.
Innovation Solution
Incorporating an identification device with an identification carrier and a communication device on the coupling, allowing for unique identification and data transmission between couplings, enabling remote control and monitoring of individual clutches within a vehicle group.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If manual uncoupling and re-sorting of vehicles is used, then targeted arrangement and sequence of vehicles can be achieved, but automation and remote control capability is lost
Solution Approach 1:
The vehicle train is divided into individually addressable segments (vehicles or vehicle groups) through the assignment of unique identification numbers to each coupling. This segmentation enables selective control of specific couplings within the train, allowing remote initiation of decoupling at any desired position without manual intervention throughout the entire train.
Solution Approach 2:
The system incorporates sensors that report the current status of automatic couplings (coupled, uncoupled) to the vehicle control system. This feedback mechanism enables the control system to monitor coupling states and provide accurate status information to the driver's cab, supporting automated and remote-controlled operations with real-time visibility of train configuration.
2Reliability
If sensors are installed on individual couplings for fault detection, then early detection of malfunctions is possible, but querying these variables becomes difficult due to their location
Solution Approach 1:
The identification device on each coupling serves multiple functions: it provides unique identification for remote control purposes and simultaneously enables querying of diagnostic variables. The same communication infrastructure used for addressing couplings for uncoupling operations is also used for retrieving sensor data and diagnostic information, eliminating the need for separate communication systems.
Solution Approach 2:
The vehicle control system acts as an intermediary that receives sensor data from individual couplings and makes this information accessible in the driver's cab. Rather than requiring direct access to sensors on remote couplings, the control system aggregates and presents diagnostic information in a centralized manner, simplifying the interface while maintaining full access to distributed sensor data.
3Adaptability or versatility
If unique identification of couplings is implemented, then targeted control of individual couplings is enabled, but device complexity increases
Solution Approach 1:
The identification function and communication function are merged into a single integrated system. The identification device that provides the unique coupling identifier also handles data transmission for diagnostic purposes. This combination eliminates the need for separate identification tags and separate communication hardware, reducing overall system complexity while maintaining both targeted control and diagnostic capabilities.
Data Source
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AI summary
The invention relates to a coupling, in particular an automatic coupling, for connecting a track-bound vehicle to a mating coupling of another track-bound vehicle, with a coupling head having a coupling lock for coupling to the mating coupling. According to the invention, an identification device for identifying the coupling is arranged on the coupling, comprising an identification carrier and a communication device for communicating with an identification device of the mating coupling and for communicating with a device associated with or separate from the coupling for acquiring and processing data.