Chamber Deck
Which chamber are we running on now?
South
What controls the reactor levels in Biuret
Level Tank
Where does the distillate from the evaporators go?
Feed Tank 140-005
Where does the fresh HDI make-up to the HDI feed tank come from?
80K
312TK
Both in the HDI unit
What system do we have in place to keep dirt and fiber out of the final product
Bottoms Filter pot
What 2 products mix in the chamber
HDA & HDI
Which reactor is used as the “swing reactor” for a rate change from 75% to 100% rates?
RX 4
Which system in evaporation has the lowest vacuum?
Shortpath
Where does the Biuret crude tank vent to?
The Flare
Where do we sample and what test do we run on the sample to determine if we are on spec in Biuret reaction
RX 5 overflow
Refractive test to check for NCO
Name the tip sizes?
.45
.5
.55
.4
What safety device is in place to prevent over pressuring of the HDI line to reaction, and where is it located?
PSV
Ground floor above pre heater
What controls the amount of feed to the evaporation trains?
Control Valve ground floor and Crude tank level
What controls the amount of make-up to the HDI feed tank?
Back End rate...
Material Balance
What three products are made in Biuret reaction
N-100
N-3200
XP-2533
How can we tell the flow of HDA to the chamber
The supply flow meter and the return flow meter difference
What Reactor does not have a agitator
RX 5
How can you tell if you are carrying over resin into the distillate lines?
Dist. line hot, Thick in sight glass, NCO on 140-005
What effect will resin carryover have on Biuret reaction
Off spec product
What is used as a cooling medium on the evaporator condensers and vent condensers
Water and RCO
List the five interlocks which stop HDA flow to the Biuret unit.
HI/Lo HDA Feed Pressure
HI HDI Feed Pump Pressure
Low HDI Feed Flow
Low HDA Feed Flow
Reactor Agitator Stops
What temperature do we run the Biuret Reactors
175C
What is the condensers on the Sambay nicknamed
Piggy Back
The sight glasses on the cone of the sambay called?
Bulls eye
Vertical
What is the NCO of the HDI feed tank during normal operation
.49