Energy minerals- oil and gas Flashcards
What sector consumes the most oil?
Road
What sector consumes the second most oil?
Petrochemicals
What sector consumes the third most oil?
Other industry
What is the largest refinery in UK? How much does it provide?
Esso Refinery, Fawley
270,000 barrels a day
20% of UK refinery capacity
How does refinery work?
Heated crude oil entered
Seperated into different segments for butumen for roads, diesel oil, petrol, gases etc
Who is the largest oil producer in the world? How much do they produce?
US
19% of world total
19 million barrels a day
Who is the largest oil consumer in the world? How much do they consume?
US
20% of world total
19 million barrels a day
What is unconventional gas? Give examples
Tight gas (low porosity/permeability)
Coal bed methane
Shale gas
What is unconventional oil?
Oil shales
Oil sands
Liquids derived from natural gas
What countries have know global shale gas?
US
China
Argentina
Mexico
What are the recurrent set of conditions that give an economic oil and/or gas accumulation?
Source
Reservoir
Seal
Timings have to be correct
Simply how does oil and gas form?
Progressive burial of material
Phytoplankton in oceans
Plants-Peat-Lignite-Coal on land
What are hydrocarbon traps?
Reservoirs with impermeable caps that impede upward migration on oil and gas (as they are less dense)
What is porosity?
A measure of a rocks ability to hold a fluid
What is permeability?
A measure of resistance to the flow of a fluid through a rock
