1
Name the founder countries of OPEC
Iran, Iraq, Kuwait, Saudi Arabia and Venezuela
What component of a drilling mud motor converts hydraulic power to mechanical power, turning the bit?
Power section or Power Unit
During pseudo steady state flow, the slope of the pressure change is 1 during which type of well test?
Drawdown
What does OTC stand for?
Offshore Technology Conference.
Where did the largest oil spill occur?
Persian Gulf
Name at least two Machine Learning models typically used for classification applications.
Logistic Regression, Neighbor, SVM, Decision Trees, others.
Name one of the gas separation method for a sucker rod pump.
Natural gas anchor and poor boy gas anchor
Name 2 of the 4 stages of value creation using measurements, in order of increasing benefits.
Data, information, knowledge, intelligence
Give one example of a royalty payment in the oil and gas business.
Overriding royalty, nonparticipating royalty, shut-in royalty, lessor royalty
According to OSHA, in which areas spaces must DRGPM (direct-reading portable gas monitors) be used?
Confined spaces, manholes, and other enclosed spaces.
What is usually the concentration range of the hydrochloric acid for the Preflush of a sandstone matrix acid treatment?
5 to 15%
When conducting a mercury injection capillary pressure test on a core sample, the typical interfacial tension used for mercury/air is what value, including units?
480 dynes/cm
In 2009, 163 deepwater drilling permits were issued for Gulf of Mexico. Following the tragic Macondo blowout, what was the 2010 number of drilling permits give or take 4 issued in Gulf of Mexico?
70 / 74 / 78
For medium or high permeability formations, what is the optimal dimensionless fracture conductivity value?
Approximately 1.6
According to European Environmental Agency what percentage estimate of oil systems occur through tanker accidents?
10-15% of all oil spills
Regarding the Bias/Variance tradeoff, why is variance typically increased when increasing a model's complexity/dimensionality?
Because of overfitting
Name the fuel cell which has the highest relative cost amongst fuel cells.
Solid oxide fuel cell (SOFC)
What is defined as the ratio between shear stress to shear rate or as the internal resistance of a fluid to flow against itself?
Fluid Viscosity
When conducting a polymer waterflood, a high-molecular-weight and viscosity-enhancing polymer is added to the water of the waterfllod in order to decrease what?
Decrease the mobility of the flood water
Name the effect of gas slippage at low pressure and cause for overestimation of absolute perm in gas saturated cores.
Klinkerberg or slippage effect
Name the process by which Green hydrogen is produced
Electrolysis using renewable energy sources
Define "Tension Leg Platform (TLP)"
A floating platform held on location by use of long steel vertical tendons fixed to the seafloor and are used in deep to ultra-deepwater depths
Define "Pit-monitors sensors"
A type of drilling sensors that use ultrasonic transit time to measure mud level and monitor potential kicks (rapid increase in pit volume) or loss of circulation
Define "Glazing and mashing"
The type of formation damage that occurs when the drill bit or rotating drill string damages the formation at the face of the wellbore
Define "Slug flow"
The horizontal multiphase flow regimes that occur at higher gas/liquid ratios where the gas bubbles form moderate-sized plugs