Variable valve timing Essays

  • Import Cars vs. Domestic Cars

    2044 Words  | 5 Pages

    cubic inch V-8 engine with 32 valves DOHC (Dual Over Head Cams), sequential electronic fuel injection, and an Eaton Generation IV roots-type supercharger, with a TTC T-56 6 speed Manual creating 390 break horse power at 6000 RPM and 389 foot pounds of torque at 3500 RPM. It has a 0-60 mph time of 4.5 seconds, a quarter mile time of 12.6 seconds at 112 mph, and has a limited top speed of 155 mph. The Integra has a B18C5, 1.797 liter, 110 cubic inch, 4 cylinders, 16 valves DOHC VTEC engine. It creates

  • Rebuilding a Motor

    1616 Words  | 4 Pages

    A wise man once told me “With any engine project, a solid foundation is necessary” (Jewett). Racing has been a major part of my life ever since I was little. While growing up, my uncles working on cars and racing together has impacted me. When I was little, I watched my uncles race, and it made me want to race when I got older. However, the instructions for rebuilding a twenty-three-hundred motor include the type, bottom end and the head. The fundamentals about rebuilding a twenty-three hundred

  • Efficiency of Internal Combustion Engine

    1022 Words  | 3 Pages

    motion and pistons convert it to linear motion. It is short form of how engine works. For engineers, we need to know parts and systems of engine. Sparks, pistons, valves, spark system, burning time etc. are some parts and systems. Pistons convert circular motion to linear motion. Sparks helps to burn liquid fuel in the cylinders. Valves send liquid fuel to cylinders and after burning they send CO2 AND CO to outside. Next paragraphs they will be explained again and what is done on them will explained

  • Advantages And Disadvantages Of Internal Combustion Engine

    3279 Words  | 7 Pages

    a pressure drop. The inlet valve is opened as a result of the cam lobe presses down the valve stem, and the vaporized fuel mixture is drawn into the combustion chamber. The inlet valve closes at the end of this stroke. 2 compression stroke:

  • Tuned Port Injection in General Motors Vehicles

    2043 Words  | 5 Pages

    control the engine: Mass Air Flow Sensor and Module, Manifold Air Temperature Sensor, Coolant Temperature Sensor, Oxygen Sensor, Throttle Position Sensor, Cold Start Switch, Cold Start Injector, Fuel Injectors, Idle Air Control Valve, Vehicle Speed Sensor, Electronic Spark Timing Sensor and Module, and Knock Sensor. When the key is in the "on" position the Electronic Control Module (ECM), the main computer that controls all sensors and engine functions, powers up and readies the engine for start-up

  • The Improvement of Automobile Fuel Economy

    7085 Words  | 15 Pages

    The Improvement of Automobile Fuel Economy Abstract In today’s society, it has been determined by energy analysts that fuel consumption is increasing at an alarming rate. This is due to the large influx of drivers on the road, and the increase in travel demands. Since energy is not a finite commodity, there have to be certain movements taken to improve the fuel economy in automobiles. Certain technological advances have been discovered, such as reduction in vehicle weight, and improvements

  • Vauxhall Case Study

    2803 Words  | 6 Pages

    Introduction and background history Vauxhall was founded in 1857 by Alexander Wilson and they began manufacturing vehicles in 1903. Then Vauxhall was bought out by GM (General Motors) in 1925. The German Adam Opel AG is also owned by GM (General Motors). The original Vauxhall Corsa models were first introduced in 1993. Then they had a facelift from April 1997 onwards. The Vauxhall Corsa C was revealed in 1999 and then it was released in Europe in 2000. The chassis of the Corsa was nicknamed Gamma

  • Essay On Refrigeration

    2933 Words  | 6 Pages

    PLC, and can be used to input values and turn on/off outputs. It can provide alarms to allow the user to know when a process has finished or if a fault has occurred. SCADA systems often use HMI (human-machine interface) to allow the user to control valves, pumps, etc. which the HMI is connected to (Inductive Automation, 2014).

  • The Future of Internal Combustion

    711 Words  | 2 Pages

    then turns either a front or rear axle which that axle transversely turns a wheel. In order for this engine to function in needs three elements - air, fuel and spark and without one of these elements the engine will not function, so it takes precise timing and careful planning by the Engineers to make the engine work as required. The invention of the Internal Combustion Engine has completely altered and changed not only the way we transport ourselves through automobiles, planes and trains but also at

  • internal combustion engines of the future

    3352 Words  | 7 Pages

    Internal Combustion Engines for the Future Horst Schulte, Martin Wirth Ford Motor Company ABSTRACT Future internal combustion engines for light duty applications will have to cope with a very complex set of customer, legal and business requirements. Customers are expecting further improvements in durability, reliability, drivability, fuel economy, and cost of ownership. Legal requirements are focused on significant emission and fuel consumption reductions. Additional manufacturing cost reductions

  • Toyota Corolla

    1708 Words  | 4 Pages

    Corolla owner's vehicle choice on a daily basis," Mr Field said. The current line-up consists of three body styles, two grades and two transmissions. The five door hatch and the four door sedans are powered by a 1.8 litre engine with dual Variable Valve Timing, and the five door wagon features a fuel efficient 1.5 litre engine. The word Corolla means the petals of a flower and the vehicle has humble beginnings in Japan as an affordable small car for the domestic market. Since its debut, Corolla

  • General Motors Supply Chain

    1568 Words  | 4 Pages

    Introduction Over the years, the U. S. auto industry's market has been experiencing fluctuations due to many reasons including: price, quality and foreign competition. General Motors Corporation (GM) which had been the leading car and truck manufacturer had been experiencing declining market share and facing stiff competition from both U.S manufacturers and foreign imports such as the Asian auto producers that included Toyota, Honda and Nissan. The main reason for increased foreign competition was