Leli phepha lethula ubuchwepheshe obusha bokushiswa kwesithando somlilo sezimboni, futhi ubuchwepheshe buletha intuthuko enkulu ekongiweni kwamandla kanye nokunciphisa ukungcola.
Izithando zomlilo ezimbonini zihlukaniswa ikakhulukazi ekubunjweni kokuncibilikisa kanye nokwelashwa kokushisa komlilo izinhlobo ezimbili.Owokuqala usetshenziselwa ukucwenga nokuncibilikisa, kuyilapho lokhu kusetshenziselwa ukushisa nokushisa kwamabhilidi ngaphambi kokucubungula.Uphethiloli omningi osetshenziselwa ukushisisa insimbi igesi yemvelo noma igesi yedolobha, okufanele ifakwe emoyeni ngesifutha komoya ukuze isekele ukuvutha.Njengoba sonke sazi, umoya wakhiwe nge-nitrogen, eyenza ama-78%, kanye ne-oxygen, eyenza i-21% (kanye ne-1% yamagesi ahloniphekile).I-Nitrojeni, engenawo umphumela wokushisa, iba ukudonsa, okungagcini nje ukubambezela isivinini sokushisa, kodwa futhi isusa ukushisa kwegesi ye-flue, enezela ezinkingeni zemvelo.Ngemuva kweminyaka yocwaningo nentuthuko, iLinde Group yaseJalimane isungule I-low-temperature pure oxygen combustion technology (LTOF), elungele ukuncibilikiswa, ukuncibilika kokuphonswa kanye nokwelapha ukushisa kwezinsimbi ezingezona ayoni njengensimbi, ithusi ne-aluminium.
- Ukwethulwa kobuchwepheshe bokushisa obuphansi be-oxygen combustion technology (LTOF) esithandweni somlilo sezimboni
Imiphumela eyinhloko yobuchwepheshe bokushisa komoya-mpilo ehlanzekile yile:
(1) ayikho initrogen engena esithandweni;
(2) ayikho i-nitrogen esusa ukushisa ku-flue gas;
(3) ukwandisa ukusebenza kahle kokudluliswa kokushisa kwemisebe;
(4) i-flue gas ihlala isikhathi eside esithandweni somlilo, ukuze kuthuthukiswe umphumela wokudlulisa ukushisa;
(5) njengoba ingekho i-nitrogen egesini esekela ukuvutha, inomthelela omncane ekuvikelweni kwemvelo lapho ikhishwa;
(6) umphumela osekela ukuvutha womoya-mpilo ohlanzekile ufinyelela ku-77%, kuyilapho izinga lokusekela ukuvutha komoya lingama-23% kuphela.
- Ubuhle belangabi lokushisa eliphansi lokushisa okuhlanzekile komoyampilo (LTOF) esithandweni somlilo sezimboni
Inhloso yokuthuthukiswa kobuchwepheshe bokushisa okuphansi kwe-pure oxygen combustion (LTOF) ukuthuthukisa amandla okuncibilika nokusebenza kahle kwesibonisi.Isishisi se-LTOF esiyingqayizivele sivumela igesi ephuma ku-flue evela esithandweni somlilo ukuthi ingene endaweni yokuxuba i-burner, ihlanza ukugcwala komoya-mpilo ngaphambili kwesishisi futhi yehlise izinga lokusabela kokusha, okuholela ekushiseni kwelangabi eliphansi eliseduze nelangabi. wokushiswa kwe-air-fuel.Lezi zici zelangabi le-LTOF elihlanzekile le-oksijini elivuthayo zenza izinga lokushisa esithandweni lifane kakhulu, lisuse izindawo ezishisayo zasendaweni, linciphise ukusetshenziswa kukaphethiloli, linciphise ukukhishwa kwegesi eliwuketshezi futhi lithuthukise izinga lokutholwa kwensimbi.Ukuqhathanisa phakathi kokushiswa komoya kanye nokushiswa kwe-oksijeni okuhlanzekile okunezinga lokushisa eliphansi, okuphakathi kwawo, ukushiswa komoya, amandla okushisa angu-311kW, ukupholisa amanzi ngu-231kW, isilinganiso esihlala silinganiswa nge-aluminium encibilikisiwe ngu-1131 ℃, futhi ukushisa okushisayo kungu-79kW/m2.Low-temperature. ukushiswa komoyampilo okumsulwa, amandla okushisa angu-257kW, ukupholisa amanzi angu-66kW, ukulinganisa okuqhubekayo kwe-aluminium enanini eliyisilinganiso elingu-1152℃, i-heat flux 79kW/m2.
- Ifomu lelangabi le-LTOF lokushisa eliphansi elihlanzekile le-oxygen burner ngaphakathiisithando somlilo sezimboni, ukushiswa kwamahhala kwelangabi kuphumelela kakhulu
(1) inganciphisa ukukhishwa kwe-NOx ngo-90%;
(2) uma kuqhathaniswa nokuvutha komoya-mpilo okuvuselelayo noma okuvamile, ukuvutha okungenamalangabi kuzwela kancane ekuvuzeni komoya, futhi alukho ushintsho olubalulekile ekukhiqizeni kwe-NOx.Isilinganiso sokusetshenziswa kwamandla nebhalansi eshisayo ye-LTOF pure oxygen combustion technology ku-28t aluminium alloy melting reflection.
Isikhathi sokuthumela: Oct-30-2018