Overall Processes
Name both techniques used for extraction of LNG? (mentioned in this presentation)
Conventional drilling or fracking
What by-products are removed in natural gas processing?
CO2, H2S, H2), C3+, Total Inerts (N2, He, Ar)
What caused the East Ohio Gas Explosion?
Storage container failure - likely due to metals becoming brittle from low temperatures that cracked due to vibration
Name one of the heating options for regasification
Indirect
ORVs
Shell-and-tube
What is the first step in natural gas processing?
A. Dehydrator
B. Fractionator
C. Gas oil separator
D. Condensate separator
C. Gas oil separator
Energy consumption
Methane Production
VOCs and other pollutants (ex. BTEX)
Name two types of transport
Vessels and trucks
What is the name of the class of amines that are used in acid gas removal?
Alkanolamine
What year did the East Ohio Gas Explosion Occur?
A. 1944
B. 1949
C. 1933
D. 1902
PEW PEW PEW DAILY DOUBLE!!!
A. 1944
True or False: Smaller tanks are held at lower pressures compared to large volume tanks.
False
How is sulfur removed during processing?
Acid gas removal
What are the environmental concerns in transporting LNG?
Potential leaks and explosions
What temperature is natural gas chilled to turn into a liquid?
-162 degrees Celsius
What is the purpose of condensate stabilization?
A. To remove water vapour from gas stream
B. To remove C1-C4 hydrocarbons
C. Forces gas through water
D. Leverages the difference in boiling point between N and natural gas
B. To remove C1-C4 hydrocarbons
What were some of the aftermaths of the initial leakage?
Gas accumulation in various underground sewers, basements, well holes etc. causing explosions and continuous fires
What is the best class?
A. Industrial Processes
B. Industrial Processes
C. Industrial Processes
D. All of the above
B. Industrial processes ;)