Podcast
Questions and Answers
What should be inspected on the fire side to prevent refractory from falling?
What should be inspected on the fire side to prevent refractory from falling?
- Fan inlets
- Membrane walls for cracks (correct)
- Flame site glasses
- Refraction walls
In NDT testing, why is cleanliness important?
In NDT testing, why is cleanliness important?
- It saves time during testing
- It makes the area look better
- It's a safety requirement
- It ensures accurate test results (correct)
Which NDT test involves spraying fluorescent liquid with iron filings onto a sample?
Which NDT test involves spraying fluorescent liquid with iron filings onto a sample?
- Radiographic or Xray
- Ultrasonic
- Dye Penetrant Testing
- Magnetic Particle Inspection (correct)
What does Radiographic or Xray testing use to display cracks?
What does Radiographic or Xray testing use to display cracks?
How is thickness, density, and voids determined in Ultrasonic testing?
How is thickness, density, and voids determined in Ultrasonic testing?
When is Thermal Radiation testing typically done in a boiler?
When is Thermal Radiation testing typically done in a boiler?
What is a primary concern when inspecting the boiler tubes on the fireside?
What is a primary concern when inspecting the boiler tubes on the fireside?
Why are risers more prone to scale buildup compared to downcomers?
Why are risers more prone to scale buildup compared to downcomers?
What is a potential consequence of extreme scale buildup in boiler tubes?
What is a potential consequence of extreme scale buildup in boiler tubes?
Why is it important to inspect the blowdown lines and piping in the mud drum?
Why is it important to inspect the blowdown lines and piping in the mud drum?
What is a common challenge when inspecting the economizer and superheater sections?
What is a common challenge when inspecting the economizer and superheater sections?
What is the purpose of sending scale samples to a water treatment specialist?
What is the purpose of sending scale samples to a water treatment specialist?
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