Mazimbe inopisa, sedimentary, dombo rega, iyo inowanikwa kunyanya kabhoni, hydrogen, uye oksijeni. Inoumbwa kubva pazvinomera, iyo yakasimbiswa pakati peimwe dombo rakagadziriswa uye yakashandurwa nemigumisiro yekubatana kwekumanikidza uye kupisa kwemamiriyoni emakore kuti zvigadzire mahara emarasha.
Malahle ndiyo mafuta epasi uye yakawanda kwazvo kupfuura mafuta kana gasi, ane makore anopfuura 119 emarasha akasara munyika yose.
"Malahle ndiyo mafuta epasi uye ndiyo yakasara yakasara yezvakaitika kare izvo zvakatanga kuwanikwa mumahombekombe uye peat bogs" (World Coal Association).
"Simba ratinowana kubva kumazimbe nhasi rinobva kune simba rakasimwa kubva kumazuva emamiriyoni emakore akapfuura." Zvose zvipenyu zvinoshandisa simba rezuva kuburikidza nekugadzirisa kunonzi photosynthesis.Zvino mbeu painofa, simba iri rinowanzobudiswa semiti inokura. Pasi pemitemo inofanirwa nekushanda kwemalahle, kuparara kunoparadzaniswa, kudzivirira kusunungurwa kwemhepo yakachengetedzwa yakachengetedzwa.Simba rakavharwa mukati memarasha " (Gwaro: World Coal Association website)
"Zvinotora mamita gumi peat kuti zvive nemamita emarasha, uye zvinogona kutora makore 7 000 kuunganidza iyi peat" , inodaro Bhuton Museum pawebsite yepaiti.
Saka iwe ungati chii: inogona kudzorerwa kana kusingadzoswa?
01 Mhando dzeMarara
Kubva kuLignite kuenda kuAnthracite , uye kubva pakugadzira simba kusvika kumusha, marudzi akasiyana emarasha anoenderana nekukura kwechirimwa chesimba. Izvi zvinoratidzika kuti zvinoitika munguva yemakore ekudenga uye zvakabudisa marudzi akasiyana emarasha anopa maitiro akasiyana (maronda, kuoma, oxygen, hydrogen uye sulfur balance). Aya marudzi akasiyana emarasha anoshandiswa nenzira dzakasiyana.
Kutanga kubva pa peat, kutanga kwekushandurwa kwenzira iyi ndiro lignite (inozivikanwawo se "brown coal"). Kuenderera mberi kwemigumisiro yekushisa uye simba rinogona kushandura lignite mu-sub-bituminous coals. Iko-ganda rinopisa rinogona kuva rakaoma uye rakasviba, richizoshandurwa rikava marara emarara (anozivikanwawo se "akaoma makavha"); anthracite coal ari pamagumo emasangano ekushanduka-shanduka, ane zvinyorwa zvakaderera zvisingasvibisi.
02 Where is Coal Found?
"Mazimbe emagetsi anowanikwa munharaunda yese munyika yose, ane zviwanikwa zvinogadziriswa munyika dzinenge makumi manomwe" (Source: World Coal Association)
- Mazai anonzi Proven pasi rose anochengeterwa: matani anodarika 847 mabhiriyoni
- Izvi zvinoreva makore makumi mapfumbamwe negumi nemaviri, pamitengo yemazuva ano ekugadzirwa (hunoonekwa mafuta uye gas reserves yakaenzana nemakore makumi mana nemakumi matanhatu nemakumi matanhatu nemasere ekugadzirwa kwemazuva ano)
Ko mazai emari angawedzerwa sei?
- Kuongorora kuburikidza nehutano hwekwenyika uye nzira
- Kushandiswa kwezvino zvisingasvikiki (kune zvizivo uye / kana kuchengetedza zvikonzero) asi zvakagadziriswa zvigadzirwa, nekuda kwekufambira mberi kwekambaniki
- Kugadzirwa kwemalahle emashandisirwo emvura, kuwedzerwa simba rehuni pamatani emalahle
Pfuma: Web Coal Association website