Siemens/DB Cargo DAC Pilot: Rail Freight Efficiency in Germany

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Introduction

In July 2024, Siemens Mobility and DB Cargo are collaborating on a pilot project to test the automatic coupling of freight wagons using the Digital Automatic Coupler (DAC) technology at the Maschen marshalling yard.

Project Overview

The pilot project, scheduled to run for approximately one year, will see the retrofitting of 120 freight wagons with DAC. The project aims to improve the efficiency and safety of rail freight transport. The Maschen marshalling yard, located near Hamburg, is the largest of its kind in Europe and will serve as the testing ground for this technology. The Federal Ministry for Digital and Transport is funding the project, as part of the “Digital Rail Germany” initiative. This initiative’s goal is to modernize and digitalize the German rail network.

Technology and Implementation

The Digital Automatic Coupler (DAC) is a key component of the project. It automates the coupling process, including the connection of brake lines and electrical cables. This will reduce the physical strain on railway workers and accelerate the coupling and uncoupling processes. The project includes the installation of the DAC, along with the necessary digital infrastructure for remote control and monitoring of the wagons. The project will also include training for DB Cargo staff.

Expected Benefits

The implementation of DAC technology is expected to significantly reduce shunting times and improve the overall efficiency of freight transport. This includes quicker turnaround times for freight wagons and the potential for increased transport capacity. Furthermore, DAC is expected to improve workplace safety by reducing the need for manual coupling operations.

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Future Plans

Following the pilot project, the results will be evaluated to determine the feasibility of a wider rollout of DAC across the DB Cargo fleet. This will involve assessing the operational and economic benefits, as well as the technical performance of the system. The long-term goal is to establish DAC as a standard for railway technology in Europe, promoting a more efficient and sustainable freight transport system. Siemens Mobility and DB Cargo are actively involved in these ongoing discussions with other stakeholders in the rail industry to ensure interoperability and standardization.

Conclusion

The pilot project between Siemens Mobility and DB Cargo, using the Digital Automatic Coupler (DAC) at the Maschen marshalling yard, represents a significant step towards modernizing rail freight operations. The project, backed by the Federal Ministry for Digital and Transport, aims to enhance efficiency, safety, and capacity in freight transport. The results of this one-year pilot will inform future decisions regarding the broader implementation of DAC technology within the DB Cargo network and the wider European rail system.

Company Summary

Siemens Mobility: Siemens Mobility is a major provider of transport solutions. It offers products, systems, and services for passenger and freight transport, including rolling stock, infrastructure, and automation technology.

DB Cargo: DB Cargo is a freight transport division of Deutsche Bahn. It is one of the largest rail freight transport companies in Europe, offering a wide range of logistics and transport services.

Technology

Digital Automatic Coupler (DAC): The Digital Automatic Coupler (DAC) is an automated coupling system for freight wagons. It replaces the manual coupling process with an automated system that connects wagons, brake lines, and electrical cables, enhancing efficiency and safety.

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