Rail technology

Re-railing trains

ByStefan Karg 19.01.202225.08.2025

Sometimes a small piece of metal makes the difference between being off track or being on track… 😉

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Rail technology

Railway Safety Standards: An Overview
ByStefan Karg 01.11.202425.08.2025

Railway safety is a critical aspect of transportation that ensures the protection of passengers, staff, and infrastructure. Adhering to established safety norms is essential for minimizing risks and enhancing the reliability of railway systems. This blog post will explore key European railway safety standards EN 50126, EN 50128, and EN 50129. Safety measures are essential…

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Rail technology

EULYNX Introduction Course: A Step Towards Standardized Signaling in Railways
ByStefan Karg 20.12.202425.08.2025

In December, I completed the EULYNX introduction course at the EULYNX Academy. This course represents the initial level of training. EULYNX Academy Certificate – EULYNX What is EULYNX? EULYNX is an initiative among European railway infrastructure managers. Its main objective is to establish a modular signaling architecture featuring standardized interfaces. More information can be found…

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Rail technology

DB Cargo is using HVO
ByStefan Karg 13.07.202325.08.2025

The German freight trains of DB Cargo are running nearly climate-neutral now even if powered by a diesel locomotive. They are fueled by HVO generated from waste material instead of fossil diesel.

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Rail technology

Series: How does a train brake?
ByStefan Karg 20.03.202425.08.2025

Part 1: Understanding the role of friction In the world of trains, speed is often the star of the show. The rush of the landscape whizzing by is the sensation that captures our imagination. Yet, as any experienced engineer will tell you, the real hero of the railway isn’t the power to go, but the…

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Rail technology

First ICE on new highspeed line
ByStefan Karg 06.03.202225.08.2025

First highspeed train (ICE = Intercity Express) on the new track between Stuttgart and Ulm. Erster ICE auf der Neubaustrecke Wendlingen–Ulm

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Rail technology | Security

How railway cyber security works in a nutshell
ByStefan Karg 10.08.202325.08.2025

Step 1: Plan Security Management: This is the first step in the process, indicating the importance of planning and managing security measures effectively. Step 2: Security Risk Analysis (IEC 62443-3-2): The second step involves conducting a security risk analysis in accordance with the IEC 62443-3-2 standard. This step is crucial for identifying potential security risks…

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