Wagon Sequence Determination via Contactless Timestamp Sorting

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Solution Overview

Problem

Current methods for determining the wagon sequence of a track-guided vehicle combination are labor-intensive and prone to errors, requiring manual inspection and recording from both sides of the vehicles.

Innovation Solution

A computer-aided method using a registration device that records wagon identifiers in sequence through a contactless process, triggered by an activation device, which also records the time of each identifier, allowing for a convenient and reliable determination of the wagon sequence.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual recording methods are used, then the process can be completed with simple equipment, but the effort and time required increase significantly

Engineering Contradiction:
Improverecording speedVSAvoidequipment complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical recording processes with an automated electronic system. A registration device with transmitter and receiver automatically captures wagon identifiers and records them in a list, eliminating the need for manual writing or scanning operations. This substitution dramatically increases recording speed while the electronic system remains relatively simple in structure.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If manual inspection and recording is performed, then the process can be carried out with basic tools, but the error rate increases

Engineering Contradiction:
Improverecording accuracyVSAvoidoperational simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The registration device performs automatic identification and recording of wagon identifiers without requiring human intervention for data entry. The transmitter on each wagon automatically transmits its identifier when detected by the receiver, and the system automatically compiles the wagon list. This self-service mechanism eliminates human errors while maintaining operational simplicity through automatic activation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system incorporates automatic verification through timestamp recording and sequential numbering of wagon identifiers. The registration device receives signals from transmitters and automatically validates the information before adding it to the wagon list, providing feedback mechanisms that ensure recording accuracy without complicating the operation.

Inventive Principle:
Principle #23Feedback

3Productivity

If contactless automatic recording is implemented, then efficiency and reliability improve, but the device complexity increases

Engineering Contradiction:
Improvedetermination efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system is divided into separate functional components: transmitter devices mounted on individual wagons, a registration device with transmitter and receiver units, and a computer for processing. Each component performs a specific function, and they work together through standardized communication protocols. This segmentation allows the complex automatic recording function to be achieved while keeping individual components relatively simple and modular.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250128744A1Method for determining a wagon sequence of a track-guided vehicle combination
Publication Date: 2025.04.24 SIEMENS MOBILITY GMBH
  • US20250128744A1 patent drawing
  • US20250128744A1 patent drawing
  • US20250128744A1 patent drawing

AI summary

A method and an apparatus determine a wagon sequence of a track-guided vehicle combination of vehicles in which, in a registration process, wagon identifiers of each of the vehicles are recorded one after the other in the sequence of the wagon sequence with a registration device in a contactless manner. An activation device triggers a respective registration step of the registration process in each of the vehicles, in which a registration signal of the relevant vehicle containing the wagon identifier is transmitted to the registration device by a transmitter device and stored therein. In addition to the wagon identifier for each vehicle, a point in time relating to the recording of the wagon identifier is stored in the registration device. A first result of the wagon sequence is determined by sorting the wagon identifiers in the chronological order of the times of recording after all vehicles have been recorded.