Wednesday, January 26, 2011

Petroleum geology


Some key learning points:-
bubble point can be defined on basis of  Temp and also pressure(which is the conventional way) individually . Also it can be defined on basis of both Temp and Pressure simultaneously.
what is a petroleum system??
ans: the system consisting of a source rock, a migration mechanism( primary or secondary) , a reservoir rock and a cap rock is known as a petroleum system. There are in all 70 petroleum systems in india, out of which around 35 are identified to have a potential.
Around 3.14 million sq.Km is covered with sedimentary rocks in india.
In a petroleum system there are potential areas where petroleum is found which are called oil pools, ONGC calls oil pools as assets.

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