Fuels and Combustion Flashcards

1
Q

Classification of coals by rank

A
  1. Anthracite
  2. Bituminous
  3. Sub-bituminous
  4. Lignite
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2
Q

Proximate analysis

A

Analysis of the composition of fuel which gives, based on mass, the relative amounts of moisture content, volatile matter, fixed carbon and ash.

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3
Q

Ultimate (chemical) analysis

A

Analysis of the composition of fuel which gives, based on mass, the relative amounts of carbon, hydrogen, oxygen, nitrogen, sulfur, ash and moisture (CHONSAM)

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4
Q

Flash point

A

Temperature at which oil gives off vapor that burns temporarily when ignited

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5
Q

Fire point

A

Temperature at which oil gives off vapor that burns continuously when ignited

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