RCM Flashcards
The Flash Drum Vessel receives crude from?
The desalters
The heat exchanger trains are typical pieces of equipment for heat recovery. The crude is heated to what temperature?
300 degrees F
What is used in conjunction with the catalyst to reduce Nox?
Ammonia
HAGO is a middle distillate drawn directly from?
Tray 15
Diesel is drawn directly from what tray of the Crude Column?
Which requires further stripping to do what??
Tray 29
Remove light ends
Kerosene is a middle distillate drawn directly from which tray
of the Crude Column?
Which requires further stripping in order to remove the light ends. What is unique about this stripper?
1) Tray 42
2) uses superheated steam
Heat to the Kerosene reboiler is provided by?
LCR
A High level in the Crude Column will cause the steam to do what?
Trip closed
What is the purpose of the Crude Column Hot Accumulator?
Provide reflux to the top of the crude column
What provides the Cooling/Condensing of the overhead gas?
Raw Crude
Lquid from the Cold Accumulator is normally pumped to the?
RA Column
The CDU overhead has how many compressors?
2
What provides the cooling for the discharge of the compressor first stage?
Fin Fans
There are how many HVU heaters?
2
What steam pressure is injected into the HVU heater passes?
600LB
The HVU column separates the Atmospheric Residue into how many streams?
What are the streams?
Four
How many circulating reflux systems are there on the HVU Cloumn?
3
The heater firing controls are designed to avoid?
Flooding the heater
The depropanizer produces _____ and _____?
Propane and Butane
Depropanizer charge comes in as heated _____ from the _____?
LPG from the Merox
Amine treated LPG is blended with _____ to remove the remaining ______.
Caustic
Mercaptans
The heater on the oxidizer is typically used during?
Cold weather
Air, disulfide rich wash oil and caustic are separated in the.
Disulfide Separator
What removes the residual COS Solvent before the Propane is sent to storage?
Propane Sand Filter
Spent Air mixture flows through the Merox Vent Tank then through two______ and on to an incinerator at the SBU?
Flame Arrestors
What is used as an instrument purge gas?
Natural Gas
What is the purpose of the Ejector Effiuent Vapor Separator
What is the common name for this vessel?
Separate Vaccum overhead gas into oil, gas, and water
Process Drum
The Ejector Efluent Vapor Separator is a 3 phase separator, what are the phases?
Oil
Gas
Water
The Amine Absorber is located?
Down stream of the KO Drum
There are two LRP’s downstream of the 2” stage jets. What is the backup?
3rd Stage Jets
What is the purpose of the Desalters?
Remove salts and sediments from the Raw Crude
What two types of Demulsifiers are available for use?
Oil and Water
What happens with a low differential pressure going into the desalters?
Loose Emulsion
What process occurs in the Desalter Brine Surge Vessel?
Sponge Oil comes off the top, oily water from the bottom to the Tetra Unit and Brine to the filters.
What are the three operational modes of the filters?
Isolate
Backwash
Service
A reverse emulsion breaker at the brine de oiling unit is used to?
Seperate the emulsion
Because of the type of resin bad used in the filters, thare is a settling period of ______ when going into and coming out of backwash mode?
2 minutes
The three main locations where 600 pound steam is used on VPS5?
Flash Crude Turbine
Debutabizer Reboiler
HVU Heater Passes
What cools the VGO and Resid streams?
Tempered Water
What cools the VGO and Resid streams?
Tempered Water
What is used as a purged and ignition gas?
Natural Gas
What are four uses of fuel gas?
Heaters
Desalter Water drum
Vacuum Breaker
????
What are some of the uses of the VGO purge oil system?
Maintain purge oil pressure on pump seals & instrument purges
Name the five flare drums?
HP
LP
MEROX
BRINE DEOILER
OFFSITE
Low pressure gas from various operating units is routed to the?
SGP Wet Gas Compressor
In the event of a wet ga compressor trip the gas is automatically routed to?
FGP Scrubber
The RA Column separates ______ and lighter gases to send them to the Fuel Gas Plant?
Ethane
The butane, propane and naphtha go out the _____ of the RA Column for further processing?
Bottom
Cooled naphtha is added to the RA Column overhead from the ______
to help with additional Low Pressure Gas recover.
Bottom of dehutinazier
The bottom product of the Debutanizer is _____ to the NHTU for further processing?
Stabilized Naptha
