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PETROLEUM SYSTEM OVERVIEW (Petroleum System Elements (Traps (Structural…
PETROLEUM SYSTEM OVERVIEW
Introduction
What Is Petroleum?
In Latin
petro means rock
aoleum means oil
Definition of Petroleum: ‘A naturally-occurring liquid, gas, semi-solid or solid mixture of
hydrocarbons and non- hydrocarbons molecules’
Conventional petroleum
oil
condensates gas
condensates gas
Unconventional petroleum
heavy oil
tar sand
shale oil
What Is Hydrocarbons?
organic compound made up of carbon
and hydrogen atoms
occurs in the form
Asphalt
Oily (black) -> crude
Clear yellow light crude
Petroleum gas
Hydrocarbon Molecules
Hydrocarbon molecule chain
Single bond
Double bond
Ring
group
Paraffins
Aromatics
Naphthenes
Organic Theory
Photosynthesis
The Cycle of Organic Carbon
Petroleum System Elements
Source Rock
Maturation
Migration
Migration Route
Seal
Traps
Structural Traps
Folds (Anticline)
Faults
Stratigraphic Traps
Pinch out
Unconformity
Accumulation