Automobile Fuel & Lubricants 3 min read
Diesel Fuel Cetane
Cetane is a colorless, liquid hydrocarbon (a molecule from the alkane series) that ignites easily under compression. For this reason,…
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Rating of CI Engine Fuels
In compression-ignition engines, the knock resistance depends on chemical characteristics as well as as on the operating and design conditions…
Automobile Fuel & Lubricants 3 min read
What is octane rating?
Octane rating is the measure of a fuel’s ability to resist “knocking” or “pinging” during combustion, caused by the air/fuel…
Automobile Fuel & Lubricants 2 min read
Copper Strip Corrosion
This is a qualitative method that is used to determine the level of corrosion of petroleum products. In this test,…
Automobile Fuel & Lubricants 1 min read
Aniline point
The aniline point of an oil is defined as the minimum temperature at which equal volumes of aniline (C6H5NH2) and lubricant oil are miscible, i.e.…
Automobile Fuel & Lubricants 3 min read
What is API Gravity?
Industry indicator API gravity is short for American Petroleum Institute gravity, an inverse measure that is used to determine the weight…
Automobile Fuel & Lubricants 1 min read
Fuel viscosity control
Fuel viscosity control is a technique to control viscosity and temperature of fuel oil (FO) for efficient combustion in diesel engines of motor vessels and generators of oil-fired power plants. Fuel…
Automobile Fuel & Lubricants 2 min read
Vapor pressure
Vapor pressure is an important quality specification for gasoline. Specifically, vapor pressure is a measure of the volatility of a fuel,…
Automobile Fuel & Lubricants 1 min read
Flash point and fire point
FLASH POINT :- A certain concentration of vapor in the air is necessary to sustain combustion, and that concentration is…
Automobile Fuel & Lubricants 1 min read
Fuel Calorific Values
The calorific value of a fuel is the quantity of heat produced by its combustion – at constant pressure and…
Automobile Fuel & Lubricants 1 min read
Relative Density
Relative density is the ratio of the density (mass of a unit volume) of a substance to the density of a…
Automobile Fuel & Lubricants 4 min read
Fuel Thermochemistry
Thermochemistry and One Ignition Cycle: Thermochemistry deals with energy, heat and work. Much of what we study deals with static systems…