Exam (elaborations)
PTAC 2348 - CH. 22 - Process Troubleshooting with verified solutions
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PTAC 2348 - CH. 22 - Process Troubleshooting with verified solutions
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PTAC 2348 - CH. 22 - ProcessTroubleshooting with verified solutions
is a complex operation?
Modern petrochemical plant
Requires well trained technicians to run the operation
Reliably
Low cost
Efficiently
Modern petrochemical plant
Can be resolved fairly quickly, and plant will continue to run?
Most problems
Role of [BLANK] in solving problems is extremely important.
Process technicians
You don't know what the cause of the problem is, so you start making random changes to see if it fixes
the problem.
Shotgun approach
, The random changes make the operation worse.
The random changes "mask" the true problem and may lead you to wrong conclusions.
The random changes fixes the problem but you made so many changes, you don't know what fixed it.
Most likely the original problem will return because you did not address the Root Cause.
Shotgun approach
The successful solution and correction/repair of a problem when the cause is not immediately known?
Troubleshooting
Unit process or equipment restored to normal operation
Successful correction/repair
Underlying, unidentified cause needing correction
Cause or Root Cause
If cause is known, troubleshooting is not necessary, just fix the problem
Not immediately known
Untangling the influence of several combined factors
Challenges in troubleshooting
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