lignite, feem ntau daj mus rau xim av tsaus lossis tsis tshua muaj cov thee dub uas tsim los ntawm peat ntawm qhov tob tob thiab kub qis dua 100 ° C (212 ° F). Nws yog thawj cov khoom ntawm coalification thiab yog nruab nrab ntawm peat thiab subbituminous thee raws li kev faib cov thee siv hauv Tebchaws Meskas thiab Canada.
Lignite tuaj yeem pom qhov twg?
Kwv yees li 7% ntawm cov thee mined hauv Teb Chaws Asmeskas yog lignite. Nws pom feem ntau hauv North Dakota (McLean, Mercer, thiab Oliver counties), Texas, Mississippi (Kemper County) thiab, kom tsawg dua, Montana. Lub Lignite Energy Council sau tseg tias cov roj av xim av tuaj yeem siv tau ntau dua li lwm hom thee.
Lignite tau txais li cas?
Lignite cov ntaub ntawv los ntawm peat uas tsis tau ntsib kev faus tob thiab cua sovNws ua rau kub qis dua 100 ° C (212 ° F), feem ntau los ntawm biochemical degradation. Qhov no suav nrog kev humification, uas cov kab mob kis tau hydrocarbons los ntawm peat thiab humic acids tsim.
Qhov twg yog thaj av loj tsim cov lignite?
Ntawm 81% reserves nyob rau hauv Tamil Nadu nrog txog 33.88 billion tonnes. Lwm lub xeev uas muaj lignite deposits tau nyob rau hauv Gujarat, Jammu & Kashmir, Kerala, Rajasthan, West Bengal thiab Union Territory ntawm Puducherry.
Qhov txawv ntawm cov thee thiab lignite yog dab tsi?
Lignite feem ntau hu ua "cov thee xim av" vim nws yog xim sib dua dua cov qib siab ntawm cov thee Nws muaj cov ntsiab lus qis tshaj plaws ntawm tag nrho cov thee qib (25% -35%)1 thiab nws muaj cov ntsiab lus noo noo thiab crumbly zoo nkauj. Nws yog tsuas yog siv hauv kev tsim hluav taws xob.
