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What Are Mine Electric Locomotive Brake Shoes?: Safety Guarantee For Underground Locomotive Braking
In the deep mine tunnels, mine electric locomotives rumble and shuttle, carrying the safety of minerals and miners. When deceleration or emergency braking is needed, a reliable and efficient braking system is…
From Cast Iron to Alloy Steel: A Century-Long Evolution of Track Materials
On September 27, 1825, a steam locomotive belched white smoke as it slowly pulled a coal-laden carriage along the Stockton to Darlington line in England. This 32-kilometer-long line was not only the…
Railway Fasteners: The Invisible Guardians of Track Safety
Under the high-speed and fast-moving high-speed trains and on the winding and long-distance freight lines, there is a type of seemingly insignificant yet crucial component that silently undertakes the core mission of…
Steel Arteries: A Century-Long Evolution of Railway Tracks
1. The Birth and Early Development of Railway Tracks 1.1 Railway Innovations During the Industrial Revolution When the Liverpool-Manchester Railway opened in 1830, it used fish-belly rails, each section only 4.5 meters…
Basic Knowledge Of Railways: Railway Transportation
Railway transportation is a land-based mode of transportation in which locomotives pull trains along two parallel rails. However, in a broader sense, railway transportation also includes non-wheel-on-rail methods such as maglev trains,…
Unveiling the Wonders of Cast Iron Gearboxes: Structure, Performance & Crafting Secrets
1. Basic Structure and Operating Principle of Cast Iron Gearboxes 1.1 Housing Design and Functional Features Cast iron gearboxes feature a closed structure, primarily consisting of an upper housing, a lower housing,…
Railway Switches: The “Invisible Commander” Of Train Lane Changes And The Steel Magician
Behind the speeding train, there is a group of silent “magicians” – railway switches. They lack the roar of a locomotive, but with precise mechanical language, they enable the steel dragon to…
Railway Switches: The “Flexible Joints” of Railway Tracks
On the criss-crossing railway network, trains shuttle back and forth like giant steel dragons. Behind this seemingly smooth operation, there is a key but often overlooked “behind-the-scenes hero” – the railway switches…
Railway Gearbox Gear Surface Roughness: Why Smoother Isn’t Always Superior
In modern railway transportation systems, gearboxes are the core components of power transmission, and their performance directly affects the operating efficiency and safety of trains. Gearboxes convert the high-speed rotation of the…
“Pi” In The High-Speed Rail Gearbox: Why Is 137.5° The Best Force Transmission Angle?
——The natural code and engineering miracle of the golden ratio in the design of high-speed rail gears When the CR400AF Fuxing EMU cuts through the sky at a speed of 350 kilometers…
China’s High-Speed Rail Gearbox Lubricant Revolution: Navigating Carbon Neutrality with Biodegradable Solutions
In the wave of accelerating global carbon neutrality goals, China’s high-speed rail, as a benchmark for the country’s strategic emerging industries, is undergoing a silent and profound technological change. The core of…
Why Is Rail Grinding Necessary?
In the maintenance and repair of heavy-haul railways, rail grinding is a very important task. Why is rail grinding necessary? This is because the service life of rails is directly related to…