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WorksheetsPOM: Process Sampels
Total questions: 20
Worksheet time: 10mins
How process technician can monitor chemical composition in process plant?
i. Refer to on-line analyzers.
ii. Refer to flow control valve.
iii. Refer to pressure transmitter.
iv. Send process samples to laboratory.
v. Send on-line analyzer to calibration lab.
i and ii
ii and iii
i and iv
iii and v
Which one of the following statement is FALSE.
On-line analyzers chemical composition report much faster compare to quality control laboratory report.
If there is conflict between on-line analyzers and quality control laboratory report on chemical composition, the process unit will accept the result from the laboratory.
Quality control laboratory analysis produce more detail result compare to on-line analyzers.
To collect the sampel, the process technician should know proper way to collect the samples and type of container to use.
Below is a list for purpose of samples collecting activities EXCEPT.
Verification of process stream composition.
Troubleshooting process problems.
Verification of on-specification product.
Comparison with on-line analyzers.
Monitor process temperature trend.
When the feedstock samples should be tested in process plant.
After accepted and unload into feedstock storage tank.
Before accepted and unload into feedstock storage tank.
Before send to production from feedstock tank.
Before finish product go to the rundown tank.
How to confirm tested finish product samples have a good quality?
Finish product samples don't have water content.
Compare finish product samples with manufacturing specification.
Compare finish product samples with feedstock specification.
Finish product samples did not mixed solid particle.
Powder finish product will go to _________________, before process technicians take the samples and send to quality control laboratory for testing.
Rundown tank
Hopper
Storage tank
Feedstock tank
Why process stream must be tested by process technician during plant operation?
To ensure process parameter within standard operating conditions.
To ensure final product meets manufacturing specifications.
To comply with local authority regulation requirements.
To ensure feedstock always available for production.
Which categories of samples need to collect to confirm the quality of nitrogen gas before used for production?
Feedstock Samples
Finish Product Samples
Process Stream Samples
Auxiliary System & Utilities Samples
Environment Samples
Which samples was used to confirm the quality of raw material supply by vendor into process plant?
Feedstock Samples
Finish Product Samples
Process Stream Samples
Auxiliary System & Utilities Samples
Environment Samples
To prevent air and water pollution around the plant, __________________ was taken by process technician to ensure it was comply with regulation.
Feedstock Samples
Finish Product Samples
Process Stream Samples
Auxiliary System & Utilities Samples
Environment Samples
What is the standard temperature for industrial effluent base on Malaysia Department of Environmental?
45oC
40oC
35oC
30oC
What is the standard pH range for industrial effluent base on Malaysia Department of Environmental Standard (A) ?
6.0 - 9.0
5.5 - 9.0
6.5 - 8.5
6.5 - 8.0
What is the standard oil and gas concentration for industrial effluent base on Malaysia Department of Environmental Standard (B) ?
1.0 mg/L
10 mg/L
1.0 g/L
10 g/L
When the sample container label should be attach to the sample container?
After collect sample containers.
After fill the sample into the container.
Before wear PPE.
After wipe the spillage at container.
What is the instrumentation use by process technician to monitor oxygen level in a vessel.
Gas Detector
Gas Scrubber
Pressure Transmitter
Gas Inspector
Grab Sample is collection of samples from the same sample point over a period of time and mixed together in one container to make a composite that represents the material in that vessel.
True
False
The sample that sensitive to the light required amber bottle as a container to collect the samples.
True
False
The sample container have 500ml capacity. How much the volume can be fill into that container during sampling activities?
500ml
450ml
400ml
350ml
What is the function of LEL meter gas detector?
To detect explosive gas
To detect oxygen
To detect expensive gas
To detect toxic gas
What is information available in the sample container tag?
i. Process unit name
ii. Sample name
iii. Sample pH value
iv. Test Required
v. Date/Time
i, ii, iv, and v
i, iii, iv and v
i, ii, iii, and v
All above correct
