Okwu Mmalite Banyere Kol
Kol bụ ụdị mineral e ji carbon mee. A na-ahazi ya site na carbon, hydrogen, oxygen, nitrogen na ihe ndị ọzọ, nke ọtụtụ mmadụ na-eji dị ka mmanụ ọkụ. Ugbu a, kol nwere olu nchekwa ugboro 63 karịa mmanụ ala. A na-akpọ kol ọlaedo ojii na nri ụlọ ọrụ, ọ bụ ike kachasị mkpa kemgbe narị afọ nke 18. N'oge Mgbanwe Ụlọ Ọrụ, tinyere mmepụta na itinye injin steam, a na-eji kol eme ihe dị ka mmanụ ụlọ ọrụ mmepụta ihe ma weta nnukwu ike mmepụta ihe a na-ahụtụbeghị mbụ maka ọha mmadụ.
Itinye Kol n'ọrụ
A na-ekewa kol nke China ụzọ iri. N'ozuzu, a na-akpọ kol dị nro, kol coking, kol abụba, kol gas, kol na-adịghị ike, nke na-enweghị njikọ na ogologo kol ọkụ dị ka kol bituminous; a na-akpọ kol dị nro semi Anthracite; ọ bụrụ na ọdịnaya na-agbanwe agbanwe karịrị 40%, a na-akpọ ya lignite.
Tebụl nhazi kol (karịsịa kol coking)
| Nkewa | Kol dị nro | Obere kol | Kol dị nro | Kokọl coking | Kol abụba | Kol gas | Kọl njikọ adịghị ike | Kol na-anaghị ejikọta ọnụ | Kol ire ọkụ ogologo | Kol aja aja |
| Mgbanwe | 0~10 | >10~20 | >14~20 | 14-30 | 26~37 | >30 | >20~37 | >20~37 | >37 | >40 |
| Njirimara Cinder | / | 0 (ntụ ntụ) | 0 (blọk) 8~20 | 12~25 | 12~25 | 9-25 | 0 (ngọngọ)~9 | 0 (ntụ ntụ) | 0~5 | / |
Lignite:
Ọ na-abụkarị nnukwu, aja aja gbara ọchịchịrị, na-egbuke egbuke, na-adị nro; O nwere ihe dị ka 40% ihe na-agbanwe agbanwe, obere ebe ọkụ na-agba, ọ dịkwa mfe ịgba ọkụ. A na-ejikarị ya eme ihe na gasification, ụlọ ọrụ liquefaction, power boiler, wdg.
Kol bituminous:
Ọ na-abụkarị ihe dị nro, obere ma na-acha ntụ ntụ, ọ na-abụkarị oji ma na-egbuke egbuke, nwere ọdịdị dị mma, nwere ihe karịrị 30% nke ihe na-agbanwe agbanwe, obere ebe ọkụ na-agba ma dịkwa mfe ịgba ọkụ; Ọtụtụ n'ime kol bituminous na-arapara arapara ma dị mfe ịgbaze n'oge ọkụ. A na-eji ya na coking, ngwakọta kol, ọkụ eletrik na ụlọ ọrụ gasification.
Anthracit:
E nwere ụdị ntụ ntụ abụọ na obere iberibe, nke bụ oji, ọla na-egbuke egbuke. Enweghị ihe ruru unyi, obere udidi, oke carbon a kapịrị ọnụ, ruo ihe karịrị 80%; Ọdịnaya dị na ya dị ala, dị ala karịa 10%, ebe ọkụ na-agba dị elu, ọ dịghịkwa mfe ịgba ọkụ. A ga-agbakwunye oke coal na ájá kwesịrị ekwesị maka ọkụ iji belata ike ọkụ. Enwere ike iji ya mee gas ma ọ bụ ozugbo dị ka mmanụ ọkụ.
Usoro nhazi nke ịkụ coal
Maka ịkpụ coal, ọ dabere na ọnụọgụgụ ya nke Harzburg grindability. Ka ọnụọgụgụ Harzburg grindability buru ibu, otú ahụ ka ịkpụcha mma (≥ 65), na obere ọnụọgụgụ Harzburg grindability, otú ahụ ka ịkpụcha siri ike (55-60).
Okwu ndị e kwuru:
① họrọ igwe isi dịka ihe achọrọ maka mmepụta na ịdị mma;
② Ngwa bụ isi: coal a kpụchara ọkụ
Nyocha gbasara ụdị igwe igwe egweri ihe
1. Igwe ihe na-akpụ pendulum (HC, usoro igwe ihe na-akpụ kol nke HCQ):
Ọnụ ego itinye ego dị ala, mmepụta dị elu, obere oriri ike, akụrụngwa kwụsiri ike na obere mkpọtụ; Ihe na-akpata ya bụ na ọnụ ahịa ọrụ na mmezi dị elu karịa nke igwe kwụ ọtọ.
Tebụl ikike nke igwe igwe HC usoro (200 ntupu D90)
|
| HC1300 | HC1700 | HC2000 |
| Ike (t/h) | 3-5 | 8-12 | 15-20 |
| Isi igwe igwe ihe (kw) | 90 | 160 | 315 |
| Moto ikuku (kw) | 90 | 160 | 315 |
| Moto nhazi (kw) | 15 | 22 | 75 |
Nkọwa (nhazi isi):
① A na-eji usoro sekit mepere emepe nke Hongcheng eme ihe maka lignite na coal ire ọkụ ogologo nwere nnukwu mgbanwe.
② Okpokoro okooko osisi plum nwere usoro pendulum kwụ ọtọ na-anabata nhazi aka uwe, nke nwere mmetụta ka mma.
③ E mepụtara ngwaọrụ ihe mgbochi mgbawa maka sistemụ ahụ.
④ A ga-ahazi ihe mkpofu uzuzu na ọkpọkọ iji zere ịchịkọta uzuzu ruo n'ókè o kwere mee.
⑤ Maka sistemụ mbupu ntụ ntụ, a na-atụ aro ka ndị ahịa nabata nnyefe gas ma tinye usoro nnyefe nitrogen na sistemụ nchọpụta nitric oxide n'ọnọdụ kwesịrị ekwesị.
2. Igwe igwe kol kwụ ọtọ (HLM igwe igwe kol kwụ ọtọ):
Mmepụta dị elu, mmepụta buru ibu, obere mmezi, oke akpaghị aka na teknụzụ ikuku ọkụ tozuru oke. Ihe na-adịghị mma bụ nnukwu ọnụ ahịa itinye ego na nnukwu ala.
Nkọwapụta na paramita teknụzụ nke igwe igwe kwụ ọtọ nke HLM pulverized coal (ụlọ ọrụ metallurgical)
| Ụdị nlereanya | HLM1300MF | HLM1500MF | HLM1700MF | HLM1900MF | HLM2200MF | HLM2400MF | HLM2800MF |
| Ike (t/h) | 13-17 | 18-22 | 22-30 | Afọ 30-40 | 40-50 | Afọ 50-70 | 70-100 |
| Mmiri ihe | ≤15% | ||||||
| Ịdị mma nke ngwaahịa | D80 | ||||||
| Mmiri nke ngwaahịa | ≤1% | ||||||
| Ike moto isi (kw) | 160 | 250 | 315 | narị anọ | 500 | 630 | narị asatọ |
Nkeji nke Mbụ:Cngwa ngwa nke ihe ndị e ji arụ ọrụ
NnukwuKolA na-akụri ihe ahụ site na igwe nkụcha ruo na nha nri (15mm-50mm) nke nwere ike ịbanye na igwe nkụcha.
Ogbo egwuregwuII: Gịchagharị
Ndị a gwepịara egwepịaKolA na-eziga obere ihe ndị dị na hopper nchekwa site na ebuli elu, wee ziga ha n'ime ụlọ igwe nri ahụ n'otu aka ahụ na n'ọnụ ọgụgụ site na onye na-enye nri maka igwe nri.
Nkeji nke Atọ:Kpebiena-eme
A na-eji usoro nhazi akara ihe ndị a gweri ihe, a na-ejikwa ntụ ntụ na-erughị eru eme ihe site n'aka onye na-ahazi ihe ma weghachite ya na igwe bụ isi maka igwegharị ọzọ.
Ogbo egwuregwuV: Cnchịkọta nke ngwaahịa emechara
Ntụ ntụ ahụ nke dabara na ịdị mma ya na-agafe na pipeline ahụ na gas ahụ ma banye n'ime onye na-anakọta uzuzu maka nkewa na nchịkọta. A na-eziga ntụ ntụ a chịkọtara na silo ngwaahịa emechara site na ngwaọrụ mbupu site na ọdụ ụgbọ mmiri mwepụ, wee tinye ya na tankị ntụ ntụ ma ọ bụ ihe nkwụnye akpaka.
Ihe atụ nke nhazi ntụ ntụ coal
Ụdị na ọnụọgụ nke akụrụngwa a: setịpụ atọ nke igwe igwe HC1700 mepere emepe
Nhazi ihe eji arụ ọrụ: Anthracite
Ịdị mma nke ngwaahịa emechara: 200 mesh D92
Ike akụrụngwa: tọn 8-12 / awa
Ọrụ a bụ inye kol a pịrị apị maka boiler nke sistemu kpo oku n'okpuru ala na Bulianta coal mine nke otu. Onye ọrụ nkwekọrịta ọrụ ahụ bụ China Academy of Coal Sciences. Kemgbe 2009, Chinese Academy of Coal Sciences abụrụla onye mmekọ atụmatụ nke Hongcheng na njikọ siri ike. Ọrụ boiler niile nke kol na coal a pịrị apị na-eji ígwè egweri Hongcheng maka nhazi sistemụ. N'ime afọ 6 gara aga, Hongcheng ejirila obi ya niile na Academy of Coal Sciences rụkọọ ọrụ, ọrụ polu coal a pịrị apị agbasaala ebe niile na-emepụta kol na China. Ọrụ a na-eji otu igwe Raymond atọ nwere sistemụ sekit mepere emepe HC1700, nke e mere maka ịkpụ kol a pịrị apị. Hc1700 polu coal a pịrị apị na-eji sekit mepere emepe, ntinye nke ngwaọrụ na-anaghị agbawa agbawa na usoro ndị ọzọ, sistemụ ahụ dịkwa nchebe ma dịkwa mma. Mmepụta nke igwe HC1700 dị elu karịa nke igwe egweri pendulum ọdịnala, nke na-azọpụta ike ma dịkwa mma maka gburugburu ebe obibi.
Oge ozi: Ọktoba-22-2021
