ALL >> Automobiles >> View Article
Diesel Engines Has Travelled A Long Way Since Its Invention In 1893

The first diesel engine was developed in the year in 1893 by Rudolf Diesel and it was named after him. It is simply an internal combustion engine. It became hugely popular with its invention as it is very different and in sharp contrast with petrol or gas engine. These are generally manufactured in two strokes and four strokes version. In the earlier ages of its invention, it was widely used as replacement for the stationery steam engines. Since 1910, these engines were only used in submarines and ships.
From 1930 onwards the use of this type engine widened and it found its use in locomotive, large trucks and electric generating plants. Later on it has also been used in automobiles. From 1970, its use increased to a great extent in larger on and off-road vehicles. In this type only air is initially introduced into the combustion chamber. Then the air is compressed with a compression ratio between 15:1 and 22:1. At about the top of the compression stroke then fuel is injected directly into the chamber using diesel pump and injectors . The heat of the compressed ...
... air vaporizes fuel from the droplets. In early systems, the injected fuel with the assistance of compressed air atomized the fuel forcing into the engine through a nozzle. This process was called an air-blast injection. Today the diesel engine service it is raised to extreme pressures by mechanical pumps. It is delivered to the combustion chamber by pressure-activated injectors with the compressed air. With this direct injection method, the injectors spray fuel through 4 to 12 small orifices in the nozzle.
However, the early air injection diesels had a superior combustion. Due to the low combustion rate of the new engines, research is now being performed and patents are taken out for using some form of air injection. This is mainly for reducing the nitrogen oxides and pollution, reverting to original implementation with its superior combustion. The early engines were operated quietly also. In major aspects the modern ones holds the original design of Rudolf Diesel that is of igniting fuel by compression at an extremely high pressure within the cylinder. However, the present day systems use the so-called solid injection process with much high pressure and high technology injectors. The indirect engines that are used widely could also be considered the latest development of low speed hot bulb ignition engines. The diesel fuel injection repairs systems have been popularized due to the complex process of operation.
A vital component of all engines is the mechanical or electronic governor for regulating the idling speed and maximum speed of the engine. It controls the rate of fuel delivery. To start injection results in higher in-cylinder pressure and temperature. Though higher efficiency is achieved here but it also results in elevated engine noise. Moreover, an increased amount of oxides of nitrogen (NOx) emissions also occurs due to higher combustion temperatures. If the start of the injection is delayed, incomplete combustion takes place and the fuel efficiency also gets reduced. Along with it an increased amount of exhaust smoke containing unburned hydrocarbons also emits.
Add Comment
Automobiles Articles
1. 3 Position Lift Chair ReclinersAuthor: Affordable Medical Equipment
2. An Insight On Questions To Ponder Over Before Customising Your Harley Davidson Chopper!
Author: Levi Fysh
3. List Of Services You Can Expect From The Skoda Service Centre
Author: Oliver Mertin
4. 9 Safety Tips That Are Worth Obeying When You Are Running A Car As A Beginner
Author: Eleanor Thompson
5. Toyota Showroom In Khurja: Find Your Perfect Car Today – T-sparsh Espirit Toyota
Author: T - Sparsh Espirit Toyota
6. A Look At The Customer Experience At Toyota Car Showroom In Bulandshahr: T-sparsh Espirit Toyota
Author: T - Sparsh Espirit Toyota
7. What Makes Toyota Dealers In Bulandshahr The Ideal Choice For Car Shoppers?
Author: T - Sparsh Espirit Toyota
8. The Benefits Of Buying A Toyota From The Bulandshahr Showroom: A Look At T-sparsh Espirit Toyota
Author: T - Sparsh Espirit Toyota
9. Tips For Efficiently Using The Toyota Service Center Near Me Contact Number
Author: Espirit Toyota
10. Boost Your Night Driving Confidence With Headlight Xenon Bulbs
Author: HIDS DIRECT
11. Toyota Service Center In South Delhi: Keeping Your Toyota In Peak Condition
Author: Espirit Toyota
12. Toyota Workshop In South Delhi: What Sets Them Apart From Independent Garages
Author: Espirit Toyota
13. Top 10 Benefits Of Shopping Porsche Oem Parts Online
Author: Exotic Auto Parts
14. How To Choose The Right Golf Cart Financing For You?
Author: Golf Cart Madness
15. Montana Rv And Camper Registration: What You Need To Know
Author: Mark Drummond