Diesel 1C Diesel engine vehicles Diesel-electric railway locomotive Diesel engines have long been used in large road vehicles and increasingly in Diesel engines are a type of internal combustion cars. Around half of all new engine, meaning that the burning of the fuel takes place inside the engine. Diesel fuel (unlike petrol) cars sold in Europe are now need a spark to ignite it; a mixture of diesel doesn’t diesel powered. fuel vapour and air will ignite simply by being compressed. How a diesel engine works Diesel engines are reliable and long lived. However a range of polluting gases. They release less diesel fuel enters carbon dioxide than a petrol engine doing the same work, air enters piston but the exhaust gases are carcinogenic (they cause here cancer). air in connecting cylinder rod Certain vehicles such as some railway locomotives and some buses which have diesel engines are actually `diesel-electric’. Instead of the diesel engine directly driving the wheels, as in a car, the engine drives a generator which produces electricity. The electricity then drives electric motors, which turn the wheels. crankshaft exhaust gases leave here cylinder In the engine, fuel is drawn in, mixed and compressed. It ignites, forcing the piston down the cylinder, making the connection rod turn the crankshaft. There will be several cylinders driving the same
1C Diesel Diesel engine vehicles Diesel-electric railway locomotive Diesel engines have long been used in large road vehicles and increasingly in cars. Around half of all new cars sold in Europe are now diesel powered. How a diesel engine works Diesel engines are a type of internal combustion engine, meaning that the burning of the fuel takes place inside the engine. Diesel fuel (unlike petrol) doesn’t need a spark to ignite it; a mixture of diesel fuel vapour and air will ignite simply by being compressed. Diesel engines are reliable and long lived. However diesel fuel enters air enters here air in cylinder crankshaft exhaust gases leave here cylinder piston connecting rod a range of polluting gases. They release less carbon dioxide than a petrol engine doing the same work, but the exhaust gases are carcinogenic (they cause cancer). Certain vehicles such as some railway locomotives and some buses which have diesel engines are actually `diesel-electric’. Instead of the diesel engine directly driving the wheels, as in a car, the engine drives a generator which produces electricity. The electricity then drives electric motors, which turn the wheels. In the engine, fuel is drawn in, mixed and compressed. It ignites, forcing the piston down the cylinder, making the connection rod turn the crankshaft. There will be several cylinders driving the same