Best answer: What are the various alternative fuels for SI and CI engines?

The most common alternative fuels for SI engines are ethanol in blends with gasoline as well as compressed natural gas (CNG) , liquefied natural gas (LNG) , and liquefied petroleum gas (LPG) . Biodiesel, synthetic diesel, green diesel, and DME are the most common alternative fuels for CI engines.

What is an alternative fuel engine?

An alternative fuel vehicle is a motor vehicle that runs on alternative fuel, an energy other than traditional petroleum fuels (petrol or Diesel fuel); the term also refers to any technology of powering an engine that does not involve solely petroleum (e.g. electric car, hybrid electric vehicles, solar-powered vehicles …

What are three types of alternative fuel vehicles?

Types of alternative fuels and vehicles

  • Hybrid electric vehicles. The most common alternative-fuel vehicles are gas-electric hybrids (HEVs). …
  • Plug-in hybrid electric vehicles. …
  • Electric vehicles. …
  • Natural gas vehicles. …
  • Fuel cell electric vehicles. …
  • Flexible fuel vehicles.

Which fuel can be used in IC engines?

ICEs are typically powered by fossil fuels like natural gas or petroleum products such as gasoline, diesel fuel or fuel oil. Renewable fuels like biodiesel are used in compression ignition (CI) engines and bioethanol or ETBE (ethyl tert-butyl ether) produced from bioethanol in spark ignition (SI) engines.

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What are types of alternative fuel?

Alternative fuels include gaseous fuels such as hydrogen, natural gas, and propane; alcohols such as ethanol, methanol, and butanol; vegetable and waste-derived oils; and electricity.

What are the 6 alternative fuels?

Alternative fuel is a hot-button topic for towers, fleet managers, and small business owners alike. According to the U.S. Department of Energy, the six major types of green fuel include Biodiesel, Electricity, Ethanol, Hydrogen, Natural Gas, and Propane.

What is the best alternative fuel?

Here is our Top Eight list of alternative fuels.

  1. Ethanol. An alcohol-based alternative fuel made by fermenting and distilling crops such as corn, barley or wheat. …
  2. Natural Gas. …
  3. Electricity. …
  4. Hydrogen. …
  5. Propane. …
  6. Biodiesel. …
  7. Methanol. …
  8. P-Series Fuels.

What are the various alternative fuels used in India?

The prominent among these are, boidiesel, electric fuel, ethanol, hydrogen, methanol, natural gas (CNG/LNG), propane (LPG), DME, P-series and solar fuels.

What are two alternative fuels for cars?

Alternative Fuels and Advanced Vehicles

  • Biodiesel. Biodiesel is a renewable fuel that can be manufactured from vegetable oils, animal fats, or recycled cooking grease for use in diesel vehicles.
  • Electricity. Electricity can be used to power plug-in electric vehicles, which are increasingly available. …
  • Ethanol.

Which fuel is not used in IC engine?

Explanation: Methanol is not used in CI engines because of its high octane number and low cetane number. Pure methanol and gasoline in various percentages have been extensively tested in engines and vehicles for a number of years. 10.

Which is the most preferred SI engine fuels?

For SI engines the aromatics are the best fuel and the paraffins are least desirable. The reason for this is normal paraffins exhibit the poorest antiknock quality when used in SI engines.

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How SI and CI engine fuels are rated?

Octane number is considered for SI engine while Cetane number is considered for CI engine. They are calculated through comparison by perfect fuel characteristics. Octane number and Cetane numbers are used to rate fuels in IC engines.

What is the need of alternative fuels?

The use of alternative fuels considerably decreases harmful exhaust emissions (such as carbon dioxide, carbon monoxide, particulate matter and sulfur dioxide) as well as ozone-producing emissions.

What are the 3 types of fuel?

There are three types of fossil fuels which can all be used for energy provision; coal, oil and natural gas.