Diesel locomotive - Wikipedia
网页A diesel locomotive is a type of railway locomotive in which the power source is a diesel engine. Several types of diesel locomotives have been developed, differing mainly in the means by which mechanical power is conveyed to the driving wheels. The most common are diesel-electric locomotives and diesel-hydraulic.
Diesel Locomotives - The Railway Technical Website
网页Diesel-electric locomotives come in three varieties, according to the period in which they were designed. These three are: DC - DC (DC generator supplying DC traction motors);
Diesel Locomotives Of The 1930s, 1940s, 1950s, and Today
网页2024年9月18日 · Read about the history of diesel locomotives, how they function and operate, and the dozens of different models built by the five major manufacturers.
Diesel locomotives by generation - Trains
网页2023年7月1日 · The first generation of diesels is typified by small, low-horsepower locomotives compared to later eras. Streamlined (cab-unit) models were the norm until the early 1950s, when railroads realized the versatility of the road switcher. Road diesels were typically around 1,500 hp, with some passenger diesels (EMD Es and Alco PAs) at …
How Diesel Locomotives Work - HowStuffWorks
网页2022年4月14日 · Diesel locomotives are some of the coolest modes of transport out there. Giant machines like these are just full of technological treats. Explore a hybrid-diesel locomotive — from engine to engineer controls.
A diesel locomotive’s family tree - Trains
网页2024年2月8日 · Diesel locomotives. Elvis Presley may have had just one broken heart for sale back in 1963, but when it comes to the number of types of diesel locomotives built in the last three decades that you can find on most Class 1 railroads, the right number is five: switchers, light road-switchers, medium road-switchers, high-horsepower road-switchers ...
Locomotive - Diesel, Traction, Engines | Britannica
网页Elements of the diesel locomotive. Although the diesel engine has been vastly improved in power and performance, the basic principles remain the same: drawing air into the cylinder, compressing it so that its temperature is raised, and then injecting a small quantity of oil into the cylinder.
How EVERY TYPE Of Diesel Locomotive Works! (Part 1)
网页In this video, we discuss how a diesel-electric locomotive gets power from the engine to the wheels. We also discuss a very special feature diesel-electric l...
Locomotive - Diesel, Electric, Hybrid | Britannica
网页Locomotive - Diesel, Electric, Hybrid: There are three broad classes of railroad equipment that use diesel engines as prime movers: 1. The light passenger railcar or rail bus (up to 200 horsepower), which usually is four-wheeled and has mechanical transmission.
Locomotive | Definition, History, Design, Types, & Facts
网页The diesel locomotive also carries its own fuel supply, but the diesel-engine output cannot be coupled directly to the wheels; instead, a mechanical, electric, or hydraulic transmission must be used. The electric locomotive is not self-sufficient; it picks up current from an overhead wire or a third rail beside the running rails.
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