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16 Cards in this Set
- Front
- Back
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Reasons England began using coal in the mid to late 1700's
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-Pig Iron and iron smelting
-steam engines -coal gas production for illumination |
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The industrial revolution was powered by coal, the most important use of coal in this context was to what?
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power steam engines
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which two energy sources were relied on the most during the civil war?
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Wood and Coal
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Coal mining accidents
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-In the U.S during the 20th century over 100,000 miners lost their lives in accidents
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Coal Rank
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-Occurs through a process called coalification (30-300 million years) were plant debris is broken down
-coal rank reflects maturity of the coal -coal rank quantitatively reflects age of coal and its carbon content. - |
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Degrees of maturity Coal Rank
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(Short to long coalification)
Lignite Subbituminous Coal Bituminous Coal Anthracite -As coalifcation goes on, carbon content increases while water content decreases |
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Main use of coal from Wyoming
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To power US powerplants
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Main elements located in Coal?
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Carbon, Hydrogen, Oxygen
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Small traces of elements found in Coal?
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Small amounts of Nitrogen and Sulfur
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Sulfur is found in coal in a variety of forms, what are they?
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-Organic Sulfur (Chemically bonded to the carbon atoms, cannot be separated)
-Pyritic (pyrite) it can be separated physically from coal, it sinks while the coal floats at the top. -Sulfates |
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Advantages to using coal over oil and gas?
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-Coals reserves are the largest
-Most widely dispersed fossil fuel over the planet -does not require further processing -easy to transport -coal spills have limited environmental impact |
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What is emitted by coal when it burns?
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NO (nitric oxide)
SO(2) (sulfur dioxide) |
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Nearly all the coal that is consumed by a single sector of the economy, namely the __________ sector.
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Power/Energy
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This country consumes and produces the most coal in the world __________.
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China
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What two fossil fuels contribute 2/3 of the total electricity generation in the U.S?
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Natural Gas and Petroleum
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Flue Gas Desulfurization facts. (one will be false on test)
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first is ran through an device to remove all the ash solid (electrostatic or similar)
Abatement of SO2 - alkali (basic) elements are used to scrub the the SO2 (acidic) |
