Izindlela zokuvikela umlilo zezakhiwo zensimbi

 1. Umkhawulo wokumelana nomlilo kanye nokumelana nomlilo kwesakhiwo sensimbi 

Izinzuzo zamandla aphezulu kanye nokuguquguquka zinquma ukuthi isakhiwo sensimbi sinezici zokukhanya okukhanyayo, ukusebenza okuhle kokuzamazama komhlaba kanye nomthamo omkhulu wokuthwala. Okwamanje, isakhiwo sensimbi singacutshungulwa ensimini, isikhathi sokwakha sifushane, futhi izinto zingaphinde zisetshenziswe. Ngakho-ke, kungakhathaliseki ukuthi isakhiwo sensimbi sasekhaya noma sangaphandle sisetshenziswe kabanzi.

Kodwa izakhiwo zensimbi zine-Achilles heel: ukumelana nomlilo okubi. Ukuze kugcinwe amandla nokuqina kwesakhiwo sensimbi emlilweni isikhathi eside nokuqinisekisa ukuphepha kwempilo yabantu kanye nempahla, kuye kwamukelwa izindlela ezahlukahlukene zokuvikela umlilo kumaphrojekthi asebenzayo. Ngokwezimiso ezahlukene zokuvimbela umlilo, izindlela zokuvimbela umlilo zihlukaniswe ngendlela yokumelana nokushisa kanye nendlela yokupholisa amanzi. Indlela yokumelana nokushisa ingahlukaniswa ngendlela yokufafaza kanye nendlela yokuvala (indlela yokuvala engenalutho kanye nendlela yokuvala eqinile). Indlela yokupholisa amanzi inendlela yokupholisa yokuthela amanzi kanye nendlela yokupholisa yokugeza amanzi. Kuleli phepha, izindlela ezahlukene zokuvimbela umlilo zizokwethulwa ngokuningiliziwe futhi izinzuzo kanye nokungalungi kwazo kuzoqhathaniswa. Ukumelana nomlilo
Umkhawulo wokumelana nomlilo wesakhiwo sensimbi ubhekisela esikhathini lapho ilungu lilahlekelwa khona ukuqina noma ubuqotho balo kanye nokumelana kwalo ne-adiabatic emlilweni ngesikhathi sokuhlolwa okujwayelekile kokumelana nomlilo.

Nakuba insimbi ngokwayo ingeke ishe, kodwa impahla yezinto zensimbi ithintwa kakhulu yizinga lokushisa, kodwa ukuqina komthelela wensimbi ku-250℃ kuyehla, ngaphezu kuka-300℃, iphuzu lokukhiqiza kanye namandla okugcina kwehle kakhulu. Emlilweni wangempela, isimo somthwalo asishintshi, futhi izinga lokushisa elibalulekile lapho isakhiwo sensimbi silahlekelwa khona ukuzinza kwaso kokulingana okungaguquki lingaba ngu-500℃, kuyilapho izinga lokushisa elijwayelekile lomlilo lifinyelela ku-800 ~ 1000℃. Ngenxa yalokho, isakhiwo sensimbi sizovela ngokushesha ukuguquguquka kwepulasitiki ngaphansi kokushisa okuphezulu komlilo, okuholela ekwahlulekeni kwendawo, futhi ekugcineni kuholele ekuweni kokwehluleka kwesakhiwo sensimbi sonke. Izinyathelo zokuvimbela umlilo kumele zithathwe esakhiweni sesakhiwo sensimbi ukuze isakhiwo sibe nomkhawulo owanele wokumelana nomlilo. Vimbela isakhiwo sensimbi ekushiseni kuze kufike ekushiseni okubalulekile ngokushesha emlilweni, uvimbele ukuguquguquka okweqile kuze kube ukuwa kwesakhiwo, ukuze uthole isikhathi esibalulekile sokulwa nomlilo kanye nokuphuma kwabasebenzi, ugweme noma unciphise ukulahlekelwa okubangelwa umlilo.

2. Izindlela zokuvikela umlilo zezakhiwo zensimbi

Izinyathelo zokuvikela umlilo zesakhiwo sensimbi ngokwesimiso zihlukaniswe ngezigaba ezimbili: enye indlela yokumelana nokushisa, enye indlela yokupholisa amanzi. Inhloso yalezi zinyathelo iyahambisana: ukugcina izinga lokushisa lengxenye lingakhuphuki ngaphezu kokushisa kwalo okubalulekile ngesikhathi esithile. Umehluko uwukuthi indlela yokumelana nokushisa ivimbela ukushisa ukuthi kudluliselwe ezingxenyeni, kuyilapho indlela yokupholisa amanzi ivumela ukushisa ukuthi kudluliselwe ezingxenyeni bese kudluliselwa kude ngenhloso.

2.1 Ukumelana nokushisa

Indlela yokushisa yokumelana nokushisa ngokuya ngokumelana nokushisa nokumelana nokushisa kwezinto zokumboza, i-coating evimbela umlilo yahlukaniswa yaba indlela yokufafaza kanye nendlela yokumboza indlela yokufutha ukwakha i-coating evimbela umlilo ngendlela yokumboza noma yokufutha ukuze ivikeleke futhi ingahlukaniswa yaba indlela yokumboza engenalutho kanye nendlela yokumboza eqinile. 

2.1.1 Indlela yokufafaza

Ngokuvamile kusetshenziswa upende ongashiswa umlilo noma ukufutha ubuso bensimbi, ukwakheka kwengqimba yokuvikela ukuvikela okuphikisayo, ukuthuthukisa ukumelana nomlilo kwesakhiwo sensimbi sale ndlela, isisindo sayo silula kakhulu, futhi akufanele kuvinjelwe. I-geometry yengxenye yensimbi inomnotho omuhle kanye nokusebenza kahle, ukusetshenziswa okubanzi. Izinhlobonhlobo zesakhiwo sensimbi, upende ovimbela umlilo ungaphezulu, zihlukaniswe ngezigaba ezimbili: esinye siwuhlobo lopende oluncane, uhlobo lopende oluvimbela umlilo (uhlobo B), okungukuthi, isakhiwo sensimbi, ukwandiswa komlilo; Olunye uhlobo luwupende oqinile (H) uhlobo lweklasi B, upende ovimbela umlilo, ubukhulu bokumboza ngokuvamile buyi-2-7 mm, bunomphumela othile wokuhlobisa, lapho ukuqina kokushisa okuphezulu komkhawulo wokungashiswa ongu-0.5 ~ 1.5 H, isisindo esincane esincane esimbozwe, isakhiwo sensimbi esimbozwe, upende ovimbela umlilo, ukumelana nokudlidliza, isakhiwo sensimbi esingenalutho sangaphakathi, uphahla olukhanyayo, lapho umkhawulo walo ungashiswa ku-1.5 H kanye nalokhu okulandelayo, okukhethayo uhlobo lwensimbi oluphikisanayo, upende ovimbela umlilo, ubukhulu bokumboza upende obuvimbela umlilo obuyi-8 ~ 50 mm, ngokuvamile butholakala endaweni ehlanganisiwe. izinto zokwakha, ukuqhutshwa kokushisa okuncane kobukhulu obuphansi Umkhawulo wokungaguquguquki wesakhiwo sensimbi esimbozwe ubukhulu obungu-0.5 ~ 3.0 h, ukugqoka okubamba umlilo ngokuvamile akushisi ukumelana nokuguga, ukuqina kanye nesakhiwo sensimbi esifihliwe sangaphakathi esithembekile, sonke isakhiwo sensimbi kanye nesakhiwo sensimbi sezakhiwo zefektri ezinezitezi eziningi, lapho imithetho ingaphezu komkhawulo wayo ongashisi emahoreni angu-1.5, kufanele ukhethe ukugqoka okubamba umlilo kwesakhiwo sensimbi esimbozwe ubukhulu obungu-0.5 h.

2.1.2 Indlela yokumboza

1) Indlela yokumboza engenalutho: ngokuvamile kusetshenziswa ibhodi lokuvimbela umlilo noma isitini, eceleni komphetho wangaphandle kwamalungu ensimbi, isakhiwo sensimbi sihlanganisa imboni yasekhaya ye-petrochemical, isakhiwo sensimbi sisetshenziswa kakhulu njengendlela yokubeka izitini, amalungu ensimbi asongwe ngesakhiwo sensimbi ukuvikela le ndlela inenzuzo yamandla aphezulu. Ukumelana nomthelela, kodwa ububi ukuthi kuthatha isikhala ukwakhiwa okukhulu kunezinkinga eziningi ngepuleti lokukhanya eliphikisayo, njenge-fiber cement plasterboard monolayer slab yokuvimbela umlilo, indlela yokumboza ibhokisi lezingxenye zensimbi ezinkulu ngokulahlekelwa okuphansi ukuhlobisa izinga lobuso, libushelelezi ngaphandle kokungcola kwemvelo, ukumelana nokuguga nezinye izinzuzo, linamathuba amahle okukhushulwa. 2) Indlela yokumboza eqinile: ngokuvamile ngokuthulula ukhonkolo, amalungu ensimbi asongwe, avaliwe ngokuphelele, njengesikhungo sezezimali sezwe, ikholomu yensimbi yaseShanghai Pudong, inzuzo yayo ukuthi ngendlela yamandla aphezulu, ukumelana nomthelela, kodwa ububi ukuthi isembozo sekhonkrithi sithatha isikhala sikhulu. Ukwakhiwa kuyinkinga, ikakhulukazi ensimbini kanye nokubopha okuthambekele.

2.2 Indlela yokupholisa amanzi

Indlela yokupholisa ngamanzi ihlanganisa indlela yokupholisa yokuthela amanzi kanye nendlela yokupholisa yokugcwalisa amanzi.

2.2.1 Indlela yokupholisa ishawa yamanzi

Indlela yokupholisa ngokufutha iwukuhlela uhlelo lokufutha oluzenzakalelayo noma olusebenzisa ngesandla engxenyeni engenhla yesakhiwo sensimbi. Uma kwenzeka umlilo, uhlelo lokufutha luzoqalwa ukuze lwakhe ifilimu yamanzi eqhubekayo ebusweni besakhiwo sensimbi. Lapho ilangabi lisakazeka ebusweni besakhiwo sensimbi, ukuhwamuka kwamanzi kuzosusa ukushisa futhi kulibazise isakhiwo sensimbi ukuthi sifinyelele izinga lokushisa elilinganiselwe. Indlela yokupholisa ngeshawa yamanzi isetshenziswa esakhiweni seKolishi Lobunjiniyela Bomphakathi laseTongji University.

2.2.2 Indlela yokupholisa egcwele amanzi

Indlela yokupholisa egcwele amanzi ukugcwalisa amanzi ezingxeni zensimbi ezingenalutho. Ngokujikeleza kwamanzi esakhiweni sensimbi, ukushisa okumuncwa yinsimbi ngokwayo kuyamuncwa. Ngakho-ke, isakhiwo sensimbi singagcina izinga lokushisa eliphansi emlilweni futhi ngeke silahlekelwe amandla aso okuthwala ngenxa yokwenyuka kwezinga lokushisa eliphezulu kakhulu. Ukuze kuvinjelwe ukugqwala nokubanda, amanzi okwengeza isithibi sokugqwala kanye ne-antifreeze. Amakholomu ensimbi esakhiweni se-US Steel Company esinezitezi ezingu-64 ePittsburgh apholiswa ngamanzi.

3. Ukuqhathaniswa kwezinyathelo zokuvimbela umlilo

Indlela yokumelana nokushisa inganciphisa ijubane lokuqhuba ukushisa kuya ezithweni zesakhiwo ngokusebenzisa izinto zokumelana nokushisa. Ngokuvamile, indlela yokuvimbela ukushisa iyonga futhi iyasebenza, futhi isetshenziswa kabanzi kumaphrojekthi asebenzayo. Indlela yokupholisa amanzi iyindlela yokuvikela ephumelelayo emlilweni, kodwa ayizange ikhuthazwe kahle emkhakheni wobunjiniyela ngenxa yezidingo zayo ezikhethekile ekwakhiweni kwesakhiwo kanye nezindleko eziphakeme.

Indlela yokumelana nokushisa isetshenziswa kabanzi ekuvikelweni komlilo kwesakhiwo sensimbi, ngakho okulandelayo kugxile ekuqhathaniseni izinzuzo kanye nokungalungi kwendlela yokufafaza kanye nendlela yokumboza ezilinganisweni zokumelana nokushisa.

3.1 ukumelana nomlilo

Ngokuphathelene nokumelana nomlilo, indlela yokubopha ingcono kunendlela yokufafaza. Ukumelana nomlilo kwekhonkrithi, izitini zomlilo nezinye izinto zokumboza kungcono kunengubo evamile engashisi. Ngaphezu kwalokho, ukusebenza okungashisi kwebhodi elisha lokuvimbela umlilo nakho kuphakeme kunengubo yokuvimbela umlilo. Umkhawulo walo wokumelana nomlilo ngokusobala uphakeme kunobukhulu obufanayo bezinto zokuvimbela umlilo zesakhiwo sensimbi, ngaphezu kokwandiswa kwengubo yomlilo.

3.2 ukuqina

Ngenxa yokuthi ukuqina kwezinto zokumboza, njengokhonkolo, kungcono, akulula ukuwohloka ngokuhamba kwesikhathi. Kodwa ukuqina kuhlala kuyisakhiwo sensimbi esivimbela umlilo. Ukugqoka okuhlala kuhluleka ukuxazulula inkinga enhle. Kungakhathaliseki ukuthi kusetshenziselwa ngaphandle noma ngaphakathi, ingxenye ephilayo yengubo encane nencane kakhulu engashiswayo ingabangela ukubola, ukuwohloka, ukuguga nezinye izinkinga, ukuze indwangu ikhiphe impuphu noma ilahlekelwe ukusebenza komlilo.

3.3 ukwakhiwa

Indlela yokufafaza yokuvimbela umlilo ngesakhiwo sensimbi ilula futhi ingasetshenziswa ngaphandle kwamathuluzi ayinkimbinkimbi. Kodwa ukulawulwa kwekhwalithi yokwakha yokufafaza engashi kuphansi, ukugqwala kwezinto eziyisisekelo, ubukhulu bokumboza kokumboza okungashi kanye nomswakama wendawo yokwakha akulula ukulawula; Ukwakhiwa kwendlela yokumboza kuyinkimbinkimbi, ikakhulukazi ekubambeni okuthambekele kanye nogongolo lwensimbi, kodwa ukwakhiwa kuyalawuleka futhi ikhwalithi kulula ukuyiqinisekisa. Umkhawulo wokungashi ungalawulwa ngokushintsha ubukhulu bezinto zokumboza ngokunembile.

3.4 ukuvikelwa kwemvelo

Indlela yokufafaza ingcolisa imvelo ngesikhathi sokwakha, ikakhulukazi ngaphansi kwesenzo sokushisa okuphezulu, ingaguqula amagesi ayingozi abe yizinto eziyingozi. Akukho ukukhishwa okunobuthi ekwakheni, indawo yokusetshenziswa evamile kanye nokushisa okuphezulu komlilo, okuzuzisa ukuvikelwa kwemvelo kanye nokuphepha kwabasebenzi emlilweni.

3.5 umnotho

Indlela yokufafaza ilula, isikhathi esifushane sokwakha kanye nezindleko zokwakha eziphansi. Kodwa intengo yokugqoka engashi iphezulu, futhi ngenxa yokuthi ukugqoka kunezinkinga ezifana nokuguga, izindleko zokulungisa ziphakeme. Izindleko zokwakha zokugqoka ziphezulu, kodwa intengo yezinto zokwakha ishibhile, kanti izindleko zokulungisa ziphansi. Ngokuvamile, indlela yokuvala iyasebenza kahle ngokwezomnotho.

3.6 ukusebenza

Indlela yokufafaza ayinqunyelwe yi-geometry yezingxenye, futhi isetshenziswa kabanzi ukuvikela imishayo, amakholomu, phansi, uphahla nezinye izingxenye. Ifaneleka kakhulu ekuvikeleni umlilo kwesakhiwo sensimbi esilula, isakhiwo segridi kanye nesakhiwo sensimbi esinomumo okhethekile. Indlela yokufafaza iyinkimbinkimbi ekwakhiweni, ikakhulukazi emithini yensimbi kanye namalungu okusekela athambekele. Indlela yokufafaza ngokuvamile isetshenziswa kakhulu kumakholomu futhi ayisetshenziswa kabanzi ekufafazeni.

3.7 Indawo Ehlalwa

Umthamo wengubo evimbela umlilo esetshenziswa ngendlela yokufafaza mncane, kanti indlela yokumboza IFISA izinto zokumboza ezifana nokhonkolo, izitini ezingashi, zizothatha isikhala, zinciphise ukusetshenziswa kwesikhala. Futhi ikhwalithi yezinto ezimbozayo nayo inkulu.

 4. Fingqa

Iziphetho ezilandelayo zingatholakala engxoxweni:

1) Ukwamukelwa kwezinyathelo zokuvikela umlilo ezakhiweni zensimbi kufanele kucabangele ithonya lezici eziningi, njengohlobo lwengxenye, ubunzima bokwakha, izidingo zekhwalithi yokwakha, izidingo zokuqina kanye nezinzuzo zomnotho;

2) Ngokuqhathanisa indlela yokufafaza nendlela yokumboza, izinzuzo eziyinhloko zendlela yokufafaza zilula enkambisweni yokwakha, futhi ukubonakala kwezingxenye akushintshi kakhulu ngemva kokufafaza. Izinzuzo eziyinhloko zendlela yokupakisha izindleko eziphansi, ukusebenza kahle komlilo kanye nokuqina.

3) Zonke izinhlobo zezindlela zokuvimbela umlilo zinezinzuzo nezinkinga zazo. Ekusetshenzisweni kobunjiniyela, zingafunda komunye nomunye futhi zilungise amaphutha omunye nomunye. Futhi zingathatha izinyathelo ezahlukene ukusetha imigqa eminingi yokuzivikela emlilweni.

Njengoba sinesakhiwo sesimanje sokugcina impahla kanye nendawo yokucubungula enyakatho yeShayina, singakunikeza uhla olubanzi lwemikhiqizo yensimbi: egoqwe ngokushisa kanye negoqwe ngokushisa, kufaka phakathi izinhlobo eziningi ze-merchant bar, imikhiqizo yesakhiwo kanye ne-tubular. Ngemishini yokusika ye-plasma, i-laser kanye ne-oxy, ukubhola ipuleti le-CNC kanye nokumaka i-plasma kanye nomugqa wokubhoboza ohlonyiswe ngokugcwele, singakunikeza yonke insimbi yakho eqoshiwe, ebholiwe, egxiviziwe futhi elungele ukusetshenziswa.

Uhla lwemikhiqizo yethu:

1. Ipayipi Lensimbi(Isiyingi / Isikwele/ Okuyisimo esikhethekile/i-SSAW)
2. Ipayipi Lomsele Kagesi(EMT/IMC/RMC/BS4568-1970/BS31-1940)
3. Isigaba Sensimbi Ebunjiwe Ebandayo(C /Z /U/ M )
4. I-Angle Yensimbi Nomqamu(Umsebe we-V Angle/ H Beam / U Beam)
5. Ipropu Yesikhafu Sensimbi
6. Isakhiwo Sensimbi(Uhlaka Lwemisebenzi)
7. Inqubo Yokucacisa Ensimbini(ukusika, ukuqondisa, ukushelela, ukucindezela, ukugoqa okushisayo, ukugoqa okubandayo, ukunyathela, ukubhoboza, ukushisela, njll. Ngokwezidingo zekhasimende)

Kusukela ensimbini yokwakha, insimbi yokugaya kanye nensimbi eshubhu kuya kumapayipi okuhweba kanye nemigoqo yokuhweba, sinazo zonke izinsiza zensimbi zasekhaya, ezokuhweba kanye nezezimboni ongazidinga.

I-Tianjin Rainbow Steel Group Co., Ltd.

UTina

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I-imeyili:tina@rainbowsteel.cn

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