Performed by inserting a probe into the flue of the furnace and boiler.

By measuring the amount of excess __________ and/or CO in the flue gases resulting

from combustion, plant operators can operate at the best heat rate efficiency.

Complete the terminology: Zirconium Oxide Fuel ______ Oxygen Analyzer

The zirconium oxide fuel cell oxygen analyzer was first used in the power generation

industry in the early _____ ?

• 1950s

• 1960s

• 1970s

• 1980s

What is 1,000,000 ppm equivalent to?

• 0.1%

• 1%

• 10%

• 100%

What is 100,000 ppm equivalent to?

• 0.1%

• 1%

• 10%

• 100%

What is 10,000 ppm equivalent to?

• 0.1%

• 1%

• 10%

• 100%

What is 1,000 ppm equivalent to?

• 0.1%

• 1%

• 10%

• 100%

PPM stands for?

The best operating point usually will result in _____ excess air

• 4-5%

• 0.1%

• 1-3%

• 0%