PE Removal
What is PE?
Polyethylene
What additives are added to this process?
Citric Acid, Caustic, & Hot Water
What are the process additives in the Adsorption Unit
What % of Caustic do we use in the Adsorption Unit?
20%
What does ! on the pictogram mean?
Irritant
Why do we precoat the PE Removal Leaf Filter before being put into production?
Prevents the filter from being blocked quickly with PE and to help remove the PE from the oil stream
What do we add into the process to neutralize the Ph?
Caustic
What is the ratio of Citric Acid that gets adding into the oil stream?
1/1000 lb/hr
What % of concentration is the Citric Acid in our process?
50%
What does the Hotwell Tank collect from the process?
Process Condensate and Barometric Water
Why do we dose filter aid in the PE Removal Reactor?
To promote crystals growth for easier separations before feed goes to the leaf filters
What mixer is the only mixer that doesn't have a driver?
Water Static Mixer
What are 3 things Unit 22 helps get rid of in the oil stream?
Phospholipids, metals, proteins, pigments, nitrogen, sulfur containing content, compounds, and dissolved moisture
What type of pumps are the dosing pumps?
Screw Pumps
What is the PTU Low Vac System comprised of?
Low Vac Pump
Low vac Separator Tank
What is the purpose of the PE Vertical Pressure Leaf Filter?
Remove PE Crystals and Filter Aid utilized in the process
Where is the heat median used to heat up the feed in the Degumming Feed Economizer coming from?
Bleached oil from the Bleaching Cricket Filter
What is the purpose of the 2nd Stage Bleacher Cyclone?
Captures any bleaching earth particles and oil droplets in the vapor stream.
How often will we get Citric Acid trucks in?
3 days
What is the PTU High Vac System comprised of?
High Vac Intercondenser
High Vac Pre-condenser
High Vac Steam Ejector
High Vac Pump
High Vac Separator Tank
What is the main purpose of the PE Removal Cyclone?
It captures any Filter Aid particles and fat/oil droplets that can be carried in the vapor stream. This will prevent them from getting into the vacuum systems
How many discs are in the Disc Stack Separator?
130 discs
How many plates does the Final Cooler have?
94
What is the maximum capacity of the Citric Acid and Caustic Storage Tank?
16,930 Gallons / 174,718 lbs
What is the CIP dosing system comprised of?
CIP Storage Tank, CIP Transfer Pump, CIP Dosing Tank, and Dosing Pump