| Diesel engines are the combined inventions of two | | | | pressures. The computer-controlled injectors have |
| specific inventors, Rudolph Diesel and Herbert | | | | a precision system actuated by solenoid or even |
| Akroyd Stuart. The internal engine is strictly from | | | | piezo-electric actuators and are used to inject |
| Diesel and the injection system is derived from | | | | diesel fuel at the correct time. This high |
| Stuart. Stuart is best known for his advances in | | | | performance diesel engine is used primarily for |
| solid injection. Solid injection is derived from | | | | racecars. |
| compressing fuel to extremely high pressures by | | | | So why should someone buy a diesel? Diesel fuel |
| means of pumps. It is then forced under pressure | | | | is denser than gasoline by 15%. The diesel engine |
| through injectors into the combustion chamber. | | | | must be larger in order to put out the same |
| Diesel's original engine injected fuel by means of | | | | power as a gasoline engine. The size of the diesel |
| compressed air into the cylinder. The fuel was | | | | engine has with the assistance of turbo charging, |
| atomized and mixed with air and then injected. | | | | precise timing and feed back allowed it to operate |
| This was "air-blast" injection. The early models of | | | | under pressures impossible with gasoline engines. |
| diesel engines were extremely large and heavy | | | | This means a more efficient and powerful engine. |
| due to the large compressors needed as part of | | | | Therefore, if you want a faster, more economical |
| its' fuel injection system. Naval diesels were so | | | | and environmentally safer automobile then choose |
| large that they needed separate engines just to | | | | a diesel. |
| compress the air required to power the diesels. | | | | If you are concerned about the diesel knock then |
| During the earlier years, the use of diesel engines | | | | a diesel rail injection system with a two-stage |
| with automobiles was not feasible. | | | | injection system can completely rid your vehicle |
| Today's diesel is a miracle of innovative genius. No | | | | of the dreaded diesel knock. In the department of |
| longer is the engine serviced by a mechanical fuel | | | | emissions, diesel engines rate very |
| pump but by ECM run fuel pumps, which service | | | | environmentally friendly since they produce little to |
| the individual injectors at the proper and accurate | | | | no carbon monoxide. The higher PM10 (or |
| opening times. The distributor pump direct | | | | particulate matter greater than or equal to 10 |
| injection method was improved vastly by the | | | | microns) emission occurs when diesels are not |
| Volkswagen Audi group in 1989. The genie in the | | | | equipped with diesel particulate filters. The other |
| bottle or the ECM (the electronic control module) | | | | pollutant gases of sulfur and nitrogen oxides are |
| made the injection timing, fuel measurement, | | | | eliminated by catalytic converter. |
| exhaust recirculation and turbo boost precise and | | | | The diesel is renowned for the power and torque |
| accurate. They provided the incentive for diesels | | | | required for towing heavy loads. It is reliable and |
| to be marketed to the mass market. | | | | easier on engines to start than gasoline engines |
| Consequently, Volkswagen began selling their Mark | | | | because there is less wear and tear due to the |
| 3 Golf TDI very successfully. European automobile | | | | lower pressures. Last, a diesel offers many types |
| manufacturers build common rail direct injector | | | | of effective and inexpensive fuels such as the |
| diesel engines, a means where the distributor | | | | biodiesel fuels found in vegetable oils and used |
| injection pump is deleted and a high-pressure | | | | vegetable oils. |
| reservoir stores the fuel at extremely high | | | | |