KumiswaIsayensi

Kangakanani ukusabela amandla omlilo

Goren ngokuthi namachibi yokusabela lapho kwenzeka ngesivinini, okuyinto kuhambisana ukushisa ngobuningi, njengoba umthetho, ukukhazimula elikhanyayo, esilibiza ngokuthi ilangabi. Inqubo omlilo uhlola yokuthakwa kwamakhemikhali emzimbeni, lapho amandla omlilo samukelwa kuzo zonke izinqubo exothermic kokuba yokusabela self-kuyashesha. Okunjalo self-ukusheshisa kungenzeka kubangelwa ukwandisa izinga lokushisa (t. E. Have injini ukushisa), noma ukuqongelela izinhlayiya asebenzayo (kokuba imvelo okusheshayo).

Ukusabela omlilo isici ezibukwayo - khona esifundeni lokushisa eliphezulu (ilangabi), spatially kuvinjelwe futhi lapho iningi ukuguqulwa kwenzeka ukuqala izinto (fuel) e imikhiqizo amandla omlilo. Le nqubo ibizwa ephelezelwa ukukhululwa kwe semali energy ezishisayo. Ukuze uqalise yokusabela (ilangabi ukubukeka) kudingeka ukuba basebenzise ethile namandla phezu ukuthungela ke inqubo uya angesabi. Isivinini salo incike izakhiwo amakhemikhali izinto ezihilelekile ukusabela, kanye negesi izinqubo ashukumisayo phakathi amandla omlilo. Ukusabela omlilo onezici ezithile, abaluleke kakhulu zazo - futhi ukubaluleka calorific ingxube iyona lokushisa (okuthiwa adiabatic), okungase kwakuthiwa ukufeze ngokuba amandla omlilo ngokuphelele ngaphandle ukushisa.

Ngu aggregate isimo oxidizer nophethiloli omlilo inqubo angabelwa ukuba omunye izinhlobo ezintathu. Ukusabela omlilo kungaba:

- eyohlobo lapho amafutha kanye oxidizer (pre-okuxubile) ku isimo gaseous,

- heterogeneous, lapho uphethiloli okuqinile noma uketshezi ixubana igesi oxidant,

- ukusabela omlilo of neziqhumane futhi iziqhumane.

amandla omlilo eyohlobo iyona elula kunazo, has a isivinini njalo, kuye ngokuthi ukwakheka kanye yamangqamuzana ukushisa conduction ingxube, lokushisa nokucindezelwa.

amandla omlilo heterogeneous kuvamile kakhulu ezintweni zemvelo, kanye kwesibeletho. Isivinini salo luncike izimo ezithile zohlelo omlilo kanye nezici zabo ezingokomzimba izithako. Esikhathini fuel uketshezi ijubane omlilo kangakanani, kuthonywa kakhulu izinga ukuhwamuka, e okuqinile - gasification izinga. Ngokwesibonelo, inqubo yakha izigaba ezimbili ngesikhathi amalahle omlilo. Emfanekisweni wokuqala kubo (in the case of Ukushisa elithe kancane) abelwe volatiles izidakamizwa (amalahle), kuya wesibili ukusha coke.

Amandla omlilo igesi (isb, ethane omlilo) lihlukile. Lesi sangoma gaseous kungaba asakaze ilangabi buqamama enkulukazi. Kungaba uhambe igesi ngesivinini Subsonic, nge impahla hhayi kuphela konemimoya gaseous, kodwa futhi inhlanganisela ketshezi esihle nezinhlayiyana okuqinile ezivuthayo ixubene oxidant. Ukuqinisekisa omlilo esitebeleni Ezimweni ezinjalo kudinga umklamo ekhethekile zedivayisi esithandweni.

Imiphumela okuyinto le nkinga ibangelwa amandla omlilo e medium gaseous, kukhona zezinhlobo ezimbili. Okokuqala - a omawala e igesi ukugeleza, okuholela waba ukwanda okukhulu kwezincwadi inqubo ijubane. Okuphambili ukuqeda iziphazamiso ezazingase acoustic kungadala ukugeleza esigabeni esilandelayo - ukuvela shock wave okuholela detonation ingxube. -Daylight detonation omlilo isinyathelo akuxhomekile nje kuphela esimweni igesi yayo izakhiwo kodwa futhi kusukela ohlelweni bese esiphelweni imingcele osayizi.

I amandla omlilo of kukaphethiloli asetshenziswe ubuciko umkhakha. Injongo eyinhloko lapha ingafika esiphezulu amandla omlilo kahle (isb. E. Ukuze nokwandisa ukushisa) I-isikhawu kusengaphambili. evutha kusetshenziswa, isibonelo, embonini yezimayini - ekuthuthukiseni izindlela ezihlukahlukene amaminerali esekelwe ukusetshenziswa inqubo nophethiloli. Kodwa ezimweni ezithile ezingokwemvelo futhi Geological lomkhuba omlilo kungaba umthelela, ethwele engozini enkulu. Ingozi enkulu, isibonelo, kuyinto inqubo amandla omlilo okuzenzakalelayo Peat, okuholela ukubukeka imililo endogenous.

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