Test Your Knowledge: Ultrasonic Flare Flow Measurement

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* 1. Which of the following are major challenges associated with flare-gas measurement?

Very wide turndown ratio

Frequent composition changes

Operation at atmospheric pressure

Corrosion

Liquid/solid carryover

All of the above

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* 2. True or false: Ultrasonic flow measurement cannot tolerate wet-gas applications

True

False

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* 3. True or false: Ultrasonic flowmeters experience significant pressure loss across the meter.

True

False

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* 4. True or false: Ultrasonic flowmeters are naturally bidirectional

True

False

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* 5. In flare-gas measurement, what is a challenge presented by hydrogen gas?

Low molecular weight

Air emissions

Particulate carryover

None of the above

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* 6. True or false: Some ultrasonic flowmeters can handle turndown ratios as high as 4,000-1

True

False

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