Mgbe a na-ekpebi ma a ga-etinye ogige nchekwa coal, ndị nwe ọrụ na-araparakarị n'etiti oke abụọ: “Nyocha gburugburu ebe obibi na-abịa, n'ihi ya, anyị kwesịrị ibu ụzọ kpuchie ya,” ma ọ bụ “Ntụnye ego ahụ dị oke elu, yabụ anyị kwesịrị ichere.”
Ụzọ abụọ a na-eleghara otu ngwá ọrụ dị mkpa anya: ntụle ọnụ ahịa zuru oke. Tinye mfu coal, uru calorific, mmiri mmiri, ụgwọ njikwa uzuzu na iji ala n'otu ngụkọ, wee gbanwee ha ka ọ bụrụ ọnụ ahịa kwa tonne nke coal a na-edozi kwa afọ. Azịza ya na-edokarị anya karịa nghọta naanị.
Kedu ihe mkpọkọ coal mepere emepe na-efunahụ kwa afọ?
Ọdịnihu nke Coal
Ọ̀tụ̀tụ̀ ikpo ọkụ dị n'ebe a na-edebe ebe a na-edebe ihe n'èzí na-esikarị n'ebe atọ pụta: ụmụ irighiri ihe ndị dị mma nke ifufe na-ebupụ, oké mmiri ozuzo na-ekpochapụ kol na-emebi emebi site na oxidation n'oge nchekwa ogologo oge.
Nleta ụlọ ọrụ ebipụtara na-adịgasị iche dabere na usoro nha. Ụfọdụ ihe eji akwadebe coal na-agbachi agbachi na-akọ na ọ ga-efunahụ coal ihe dịka 0.5%, mana ọnụ ọgụgụ a bụ naanị maka ọdịiche nha n'oge nbudata, nbudata na njikwa ime. Mgbe ihu igwe, oxidation na calorific uru na-emebi emebi na-atụlekwa, ọnụ ọgụgụ mfu n'ozuzu na-echekarị na 2%-5%.
Maka mgbako mbido, a na-atụ aro echiche etiti nke 1%-3%, gbanwee dabere n'ụdị coal na ihu igwe mpaghara. Ọnụ ahịa dị elu nwere ike dabara maka oke ọkụ na-agbanwe agbanwe nke echekwara na mpaghara akọrọ na ikuku.
Ọnụ ego calorific
Mgbe a na-ekpughere coal na ikuku, pyrite na-emeghachi omume na ikuku oxygen na mmiri, na-amụba okpomọkụ na-ekpo ọkụ ma na-eme ka ihe na-agbanwe agbanwe gbapụ. Usoro a enweghị ike ịgbanwe.
Nchekwa kol nwere ike ibelata uru calorific site na ihe dịka 300-500 kcal / kg. Maka ọkụ ọkụ ọkụ nwere uru calorific nke 5,500 kcal / kg, nke a bụ ihe dịka 5% -9% nke uru calorific ya.
Mfu ndị a adịghị apụta na ndekọ ihe ọ̀tụ̀tụ̀. Otú ọ dị, mgbe a na-akwụ ụgwọ coal dị ka uru calorific si dị, ha na-asụgharị ozugbo na ego furu efu.
Mmiri na njikwa ihe
Mmiri mmiri ozuzo na-abanye n'ime ebe nchekwa coal mepere emepe nwere ike ịbawanye ọdịnaya mmiri site na pasent 2-3. Nke a nwere ike ịkpalite ọtụtụ nsogbu arụ ọrụ: mbelata ihe nrụpụta ihe ọkụkụ, mwepu eriri ebu, mkpọ coal oyi kpọnwụrụ n'oge oyi yana ịrụ ọrụ ọkụ ọkụ dị ala. Maka coal ebupụ, oke mmiri nwere ike bute mwepu ọnụahịa ma ọ bụ ntaramahụhụ nkwekọrịta.
Nkwekọrịta gburugburu: Ihe ndị na-arụ ọrụ nchekwa coal kwesịrị ịtụle
Ọkwa anọ nke njikwa uzuzu
Site na ọnụ ala ruo ọnụ ahịa dị elu, nhọrọ njikwa uzuzu nkịtị gụnyere:
- Mmiri spraying na jikọrọ ọnụ na-akpụ mmadụ
- Igwe ikuku na-egbochi ikuku na mkpochapụ uzuzu
- Shess ndị mechiri emechi
- Ụlọ nchekwa ma ọ bụ ụlọ ndị mechiri emechi nke ọma
Nhọrọ abụọ mbụ gụnyere mmefu ọrụ ugboro ugboro. Ịdị irè ha na-adabere na ọsọ ifufe na ike ịrụ ọrụ. Abụọ ndị nke ikpeazụ chọrọ itinye ego ego ma bụrụ akụ edobere.
Usoro a na-achịkwa bụ n'ebe mkpuchi ka ukwuu nke ụlọ nchekwa coal ọhụrụ na kwalitere n'ọtụtụ ahịa. Ọdụ ụgbọ mmiri dị n'akụkụ osimiri na ụlọ ọrụ ọkụ dị nso na obodo mepere emepe so na ebe chere nrụgide gburugburu ebe obibi siri ike ihu. Ihe achọrọ dị iche iche site na ikike na oru ngo.
Atụtara arụmarụ nke nchekwa coal emechiri nke ọma
Data e bipụtara sitere na ọrụ nchekwa ọdụ ụgbọ mmiri agbakwunyere na-egosi nkwalite ndị a nwere ike ime: Mkpọpu uzuzu na-agbapụ belatara site na 80%–95%, PM10 (ihe na-ekuku ume nwere dayameta nke ≤10 μm) Mbelata mkpokọta ihe karịrị 90%, ịdị elu uzuzu gbadara 75%-80%.
Ọnụọgụ ndị a na-enyere aka ịtụgharị ebumnobi gburugburu ebe obibi n'ozuzu ka ọ bụrụ njirisi nnabata enwere ike ịtụtụrụ. Maka oru ngo na-eme ntule mmetụta gburugburu ebe obibi ma ọ bụ chere ihu n'oge ngwụcha nrụzi, data oru ngo nwere ike ịnye ntụaka bara uru.
Akụkụ nke ọzọ nke ụgwọ nnabata gburugburu ebe obibi
Mmefu njikwa uzuzu n'ebe a na-emeghe kol-gụnyere ịgbasa mmiri, ọkụ eletrik, ndochi ihuenyo uzuzu na nhicha - na-akwụ ụgwọ ọrụ ugboro ugboro nke na-adịghị emepụta ihe bara uru. N'oge mmetọ ikuku siri ike, a pụkwara ịchọ ndị ọrụ iji belata mmepụta.
Ọnwụ mmepụta nke nkwụsị nkwụsị na-esi ike ịkọwapụta tupu oge eruo, mana ha so na ọnụ ahịa ndị a na-eleda anya nke ọma mgbe ha na-atụle ọrụ mkpuchi.
Ịgbakọ ọnụ ahịa Nchekwa Coal kwa Tonne
Echiche Mgbakọ
| Oke | Ntụle | Nkọwa |
| Nbudata kol kwa afọ | 300,000 t | Ebe ogbunigwe dị ọkara ma ọ bụ ụlọ ọrụ ọkụ ọkụ |
| Ọnụahịa coal ntụaka | $130/t | Ebe etiti nke ọnụ ahịa 2026 ekwuputara nke $125–150/t maka coal Newcastle 6,000 kcal. |
| Ọnụego mfu n'ozuzu ya | 1% / 2% / 3% | Ihe ngosi atọ na-ekpuchi oke coal, uru calorific na mfu metụtara mmiri |
| Ọnụ ihe owuwu ihe mkpuchi | $63–92/m² | Dabere na ọnụ ahịa mkpuchi akwụkwọ nchara nwere agba nke RMB 450–650/m², gbanwere na RMB 7.1 kwa dollar US. |
| Mpaghara mkpuchi | 30,000 m² | N'ikwekọ na ikike nchekwa ekwuru nke tọn 60,000 |
Ọnụ ahịa coal ntụaka dabere na oke amụma 2026 e zoro aka na ọnụahịa na mkparịta ụka ọnụ. ndị IEA Kọl 2025 akuko. Ọnụ ahịa coal dị elu na-ebelata oge nkwụghachi ụgwọ nke ọrụ mkpuchi.
Mfu kwa afọ na ọnụego mfu atọ dị iche iche
| Ọnụego mfu n'ozuzu ya | Mfu Coal kwa afọ | Uru Mfu Kwa Afọ | Nkọwa |
| 1% | 3,000 t | $390,000 | Ogige nchekwa coal mepere emepe ejirikwa nke ọma |
| 2% | 6,000 t | $780,000 | Ntụle n'etiti |
| 3% | 9,000 t | $1,170,000 | Coal dị elu na-agbanwe agbanwe na mpaghara akọrọ, ikuku |
Oge itinye ego na nkwụghachi ụgwọ
Maka ogige 30,000 m², ntinye ego echere si na $1.89 nde ruo $2.76 nde.
| Ọnụego mfu n'ozuzu ya | Ego kwa afọ | Payback na Lower Investment | Payback na Higher Investment |
| 1% | $390,000 | 4.8 afọ | 7.1 afọ |
| 2% | $780,000 | 2.4 afọ | 3.5 afọ |
| 3% | $1,170,000 | 1.6 afọ | 2.4 afọ |
Oge nkwụghachi ahụ na-enwe mmetụta nke ukwuu maka ọnụego mfu n'ezie. Ya mere, nzọụkwụ mbụ kwesịrị ịbụ ịlele mfu n'okpuru ezigbo ọnọdụ ọrụ kama ilekwasị anya na ọnụ ahịa ụlọ naanị.
Mgbakọ ndị a dị n'elu na-ewepu ego na mmefu njikwa uzuzu, uru ala ewepụtara site na mkpuchi, ma zere ihe egwu imebi mmepụta. Tinyere ihe ndị a nwere ike belata oge nkwụghachi ụgwọ.
Na-atụnyere Ngwọta Nchekwa Coal atọ
| Ihe | Mepee nkwakọba coal | Ebe a na-agbachitere akụkụ | Dome mechiri emechi ma ọ bụ ụlọ Barrel-Vault |
| Ọnụ ego ụlọ | Kachasị ala | Ọkara | Elu (ihe dị ka okpukpu atọ nke ọnụ ụlọ mepere emepe, dị ka ekwuru) |
| Mfu nke coal | 2%-5% | 1%-2% | Na nso efu, dị ka ekwuru |
| Calofic uru njigide | Ogbenye | Na-agafeghị oke | Ọ dị mma |
| Njikwa mmiri | Ọ dịghị | Akụkụ akụkụ | Ihe mkpuchi zuru oke; njikwa n'ezie dabere na imewe na ọrụ |
| Njikwa uzuzu | Ikiri uzuzu na ịgba mmiri | Mbelata 50%-80%. | Mbelata 80%-95%. |
| Ebe ala maka 60,000 t nke coal | Ihe ruru. 30,000 m² | Ihe ruru. 8,000-12,000 m² | Ihe ruru. 4,500m² |
| Ịkwakọba na iweghachi akụrụngwa | Enwere ike ịchọrọ ọtụtụ igwe maka njikwa ihe | Mbelata akụrụngwa chọrọ | Enwere ike ịnakwere mkpokọ na nkwụghachi akpaghị aka |
| Ntụle gburugburu ebe obibi na nnabata | Ihe ịma aka karịa | N'ozuzu, enwere ike ijikwa ya | Ọ dị mfe n'ozuzu iji zute ebumnobi njikwa uzuzu, dabere na ihe achọrọ |
| Ngwa dabara adaba | Nyefe obere oge na arụ ọrụ dị ala | Ngwọta mgbanwe | Nchekwa ogologo oge yana ebe nwere mmetụta gburugburu ebe obibi |
Akụrụngwa mepere emepe na-ejide tọn 60,000 nke coal nwere ike ịchọ ihe dị ka 30,000 m², ma e jiri ya tụnyere gburugburu 4,500 m² maka ebe nchekwa agbakwunyere - oke nke fọrọ nke nta ka ọ bụrụ 6.7:1. Maka oru ngo nwere oke ala dị, ọdịiche a nwere ike bụrụ ihe siri ike karịa ọnụ ahịa ihe owuwu.
Ebe Plane Trusses na Spatial Lattice Shells dị iche
Ogologo oge bụ otu n'ime mgbanwe ndị bụ isi na nhọrọ nhazi. Maka ogologo ihe ruru ihe dị ka mita 60, trusses ụgbọ elu na okpokolo agba nwere ike ịbụ nhọrọ bara uru. Ka ogologo ahụ na-abawanye, ihe owuwu ụgbọ elu nwere ike ịchọ akụkụ obe buru ibu iji guzogide oge ịgbagọ, na-eme ka oriri igwe na-ebili ngwa ngwa.
Shell lattice spatial na-ekesa ibu site na ndị otu n'akụkụ abụọ ma dabere na ike axial. Maka ogologo ihe dịka 100 m ma ọ bụ karịa, enwere ike nyochaa ọdịiche dị na oriri nchara n'otu akụkụ nke ala ala site na nyocha nhazi kama ịme ya naanị dị ka ihe masịrị ya.
Ngwa nke Ụdị Ọdịdị atọ
| Ụdị nhazi | Ụdị atụmatụ | Uru ndị bụ isi | Ụzọ dị mma ịkwakọba na iweghachite |
| Dome okirikiri | okirikiri | Oriri igwe anaghị agba nchara n'otu mpaghara ọ bụla, nkesa oke otu na ezigbo nguzogide ikuku | Igwe ndokọba na kọlụm etiti etiti |
| Barel vault (ụlọ ogologo ogologo) | Ogologo akụkụ akụkụ anọ | Enwere ike ịgbatị ogologo ya ma dabara adaba maka ikike nchekwa buru ibu | Ụdị nnabata Portal na ebe nchekwa ogologo ogologo |
| tubular truss etinyegoro nke ọma | Nnukwu akụkụ akụkụ anọ - akụkụ akụkụ | Otu ogologo nwere ike gafere 180 m | Ụdị akwa akwa na ebe nchekwa ogologo ogologo ogologo |
Usoro ziri ezi bụ iji chọpụta usoro nchịkọta na iweghachite mbụ, wee họrọ ụdị atụmatụ ahụ, n'ikpeazụ họrọ usoro nhazi. Mweghachi usoro a nwere ike ime ka nhazi nke na-adabaghị n'usoro ihe eji eme ihe, na-emebi ego a na-atụ anya ya.
Ntuziaka Project Parameters
| Ụdị ọrụ | Usoro ihe owuwu | Akụkụ igodo | Mpaghara ụlọ |
| Ogige nkwakọba ihe okirikiri n'ebe a na-egwuputa ihe | Oghere oghere dị okirikiri nwere nkwonkwo okirikiri gbara okirikiri | Ogologo: 130 m; oghere oghere okpueze: +64 m; Ihe owuwu 3 | 39,799.5 m² |
| Ebe a na-echekwa coal agbachiri n'ọdụ ụgbọ mmiri | Oghere oghere Barrel-valt nwere nkwonkwo okirikiri gbara okirikiri | Ogologo: 118 m; ogologo: 736 m; elu ụlọ: 46 m | 86,848 m² |
| Ihe mkpuchi mkpuchi coal n'ụlọ ọrụ ọkụ | tubular truss etinyegoro nke ọma | Ogologo: 185 m; ogologo: 254m | 46,990 m² |
A ghaghị ịtụle corrosion metụtara coal iche iche. A na-atụ aro galvanizing na-ekpo ọkụ maka ndị otu oghere na nkwonkwo, yana ọkpụrụkpụ mkpuchi zinc nke opekata mpe 85 μm. Enwere ike ịchọ ihe mkpuchi mkpuchi corrosion na usoro mkpuchi maka oke sọlfọ ma ọ bụ ọrụ dị n'ụsọ osimiri.
Kedu oru ngo kwesiri ileba anya n'ichekwa coal agbakwunyere?
Mkpebi a na-agbadata n'ihe atọ: mpụta kwa afọ, ọnụ ahịa coal na ụdị, yana ihe ndị achọrọ n'usoro iwu na nnweta ala.
Maka ịrụ ọrụ dị ala, oge nkwụghachi ụgwọ nwere ike ịgbatị karịa afọ iri, na-eme ka nkwakọba ihe na-emepe emepe na-ekpuchi uzuzu na-eme ka ọ bụrụ nhọrọ ezi uche dị na ya.
Maka ọnụ ahịa coal dị elu ma ọ bụ ụdị coal dị elu, ihe mkpuchi nwere ike inye uru akụ na ụba ka ukwuu. N'ebe ndị nwere mmetụta gburugburu ebe obibi, ọdụ ụgbọ mmiri ma ọ bụ ebe nwere oke ala, mkpuchi abụghị naanị mkpebi akụ na ụba - ọ nwere ike ịbụ ihe dị mkpa maka nkwado ọrụ ma ọ bụ na-aga n'ihu.
Ọ bụrụ na ọ dịkarịa ala abụọ n'ime ihe atọ ndị a kwadoro mkpuchi, a ga-ekwe omume na nyocha ọnụ ahịa kwesịrị ime.
Ajụjụ a na-ajụkarị
Q1: Ego ole ka ọnụ ụlọ nchekwa coal mechiri emechi na-eri?
Maka ihe owuwu nchara nwere mkpuchi mpempe akwụkwọ nchara nwere agba, ọnụ ahịa ihe owuwu bụ isi bụ $63–92/m². Nke a na-ewepu ikpokọta na iweghachi akụrụngwa, ọgwụgwọ ntọala na usoro nchekwa ọkụ. A ga-agbakọ ụgwọ ọrụ n'ezie dabere n'ọgbatị, ịdị elu eaves, ọnọdụ ala na ihe ndị ọzọ akọwapụtara n'ọrụ.
Q2: Kedu nke bara uru karị: dome nchekwa coal ma ọ bụ ebe a na-etinye ogologo oge?
Maka otu ikike nchekwa ahụ, dome okirikiri na-eji obere igwe nchara n'otu akụkụ nke ala ala ma na-achọ obere ala. Otú ọ dị, ọ bụrụ na usoro njikwa ihe na-achọ ebe nchekwa ogologo nwere ụdị nkwụghachi azụ na ebe dị anya, dome nwere ike ọ gaghị adaba na nhazi ọrụ. Enwere ike ịdị mkpa ma ọ bụ sistemu mkpuchi gbọmgbọm ma ọ bụ truss.
Q3: Ụlọ nchekwa coal nke mechiri emechi na-emezu ihe achọrọ maka njikwa uzuzu na-akpaghị aka?
Mba. Ihe mkpuchi zuru oke bụ usoro nchịkwa bụ isi, mana ikuku, usoro nkwụsị alụlụ na njikwa ọrụ ka chọrọ.
A ga-egbochikwa ikpokọta gas na uzuzu uzuzu n'ime ụlọ ahụ. Igwe ikuku kwesịrị ekwesị na usoro nlekota gas nwere ike ịdị mkpa, ebe ntinye na nbudata ihe ka na-achọ nkwụsị uzuzu. Mkpuchi anaghị ewepụ mkpa njikwa ọrụ.
Q4: Enwere ike mechie ogige coal mepere emepe na-akwụsịghị ọrụ?
Owuwu nke usoro a ga-eme nwere ike ime ka nke a kwe omume. Enwere ike kewaa ụlọ nkwakọba ihe na ngalaba, yana otu ngalaba mechie ebe nke ọzọ na-aga n'ihu na-arụ ọrụ, na-akwado njikwa ihe nwa oge na nhazi mbugharị.
Uzo a choro igba owuwu na nchekwa coal nwa oge ka etinyere n'ime imewe site na mbido.
Q5: Ogologo oge ole ka oghere oghere nwere ike ịnọgide na-echebe megide corrosion?
Enwere ike kpughee ụlọ nchekwa coal ka ọ dị ntakịrị na ọnọdụ ndị na-emebi emebi. Site na mkpuchi galvanized na-ekpo ọkụ nke opekata mpe 85 μm na nyocha oge niile, enwere ike ịtụle ndụ aha aha nke afọ 25, dabere na ọnọdụ mkpughe na nkọwapụta ọrụ. Nyochaa mmebi mkpuchi mkpuchi kwa afọ 2-3 dịka oge mmezi akwadoro. Ọ bụrụ na ejirila ihe karịrị 70% nke mkpuchi zinc rie, a ga-atụgharịghachi azụ na-esote nyocha ọkachamara.
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