brown coal: see lignite lignite. or brown coal, carbonaceous fuel intermediate between coal and peat, brown or yellowish in color and woody in texture. It contains more moisture than coal and tends to dry and crumble when exposed to the air; the flame is long and smoky and the heating power.
noun. ‘The additional pressure and heat of the overburden gradually converts peat into another form of coal known as lignite or brown coal.’. ‘Europe, for instance, has sufficient amounts of brown coal, or lignite, to keep the continent supplied with electrical power for the next 200 years or so.’.
In Great Britain and other countries, the term brown coal is used to describe those low-rank coals (lignite and subbituminous coal) that generally have a brown colour. In Germany lignite, subbituminous coal, and some high-volatile bituminous coals are classified as brown coals (Braunkohle).
SUB BITUMINOUS COAL Definition: Brown Coal with a gross calorific value (moist, ash‐free basis) equal to, or greater than 20 MJ/J/ gkg aadnd less ttahan 24 MJ/J/ g.kg.
‘When the brown coal burns, it leaves hardly any ash behind.’ ‘Burning brown coal, using new technologies, is effective and environmentally acceptable.’ ‘This compares with 3.5 cents for black coal, 4 cents for brown coal, 4.2 cents for gas, but all with uncosted emissions.’
Brown coal definition: a low-quality coal intermediate in grade between peat and lignite Meaning, pronunciation, translations and examples
BROWN COAL Definition: Coals with a gross calorific value (moist, ash‐free basis) less than 24 MJ/ kg and a Vitrinite mean Random Reflectance less than 0.6 per cent. Remark: Brown coal comprises Sub‐Bituminous coal and Lignite.
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A dark-brown to black, natural solid substance formed from fossilized plants under conditions of great pressure, high humidity, and lack of air. Coal consists mainly of carbon and is widely used as a fuel and raw material. See more at anthracite, bituminous coal, lignite.
Brown coal reserves in the GDR fuel balance now amount to nearly 20 × 10 9 tonnes. Because of the lack of “hard coal”, more than 90% of the GDR's primary energy is produced from brown coal. Brown coal is used for purposes that traditionally used “hard coal”, for example, the metallurgical industry, heavy chemistry, railroad transportation.
‘I went to a bad state school in a coal mining town in Australia.’ ‘The plant burns lignite coal from the Maritsa Iztok mining complex and produces a large amount of sulphur dioxide.’ ‘Bituminous coal is found in seams of varying thicknesses.’ ‘Burning brown coal, using new technologies, is effective and environmentally acceptable.’
The brown coal comes with high moisture than the black coal. The brown coals can be easily converted into gaseous and petroleum products than the black coals. In the formation of brown coal, moderate pressure and temperature is involved. On the other hand, Black coal is formed because of more temperature and pressure.
Under suitable conditions, plant material is transformed step by step into Peat is not yet coal.; Lignite (brown coal) is the dirtiest coal, is about 60%-70% carbon, and is used as fuel for electric power generation.Jet is a compact form of lignite that is sometimes polished and has long been used as an ornamental stone.; Sub-bituminous coal is used as fuel for steam-electric power generation.
BROWN COAL 'BROWN COAL' is a 9 letter phrase starting with B and ending with L Synonyms, crossword answers and other related words for BROWN COAL We hope that the following list of synonyms for the word brown coal will help you to finish your crossword today.
brown coal definition in English dictionary, brown coal meaning, synonyms, see also 'Brown',brown algae',brown bear',brown creeper'. Enrich your vocabulary with the English Definition dictionary
Synonyms: brown coal; lignite; wood coal Hypernyms ("brown coal" is a kind of...): coal (fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period). humate (material that is high in humic acids). Hyponyms (each of the following is a kind of "brown coal"): jet (a hard black form of lignite that takes a brilliant polish and is used in jewelry or ornamentation)
Definition: Brown coal is calculated as the sum of bituminous coal and lignite. Source Publication: Electricity information 2001, International Energy Agency, Paris Part II. Statistical