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Ukunciphisa ungcoliseko kushishino insimbi

Ixesha: 2021-01-12 Indawo: 77

Abstract: Kwiminyaka yakutshanje, iKomiti ePhakathi yeQela kunye neBhunga likaRhulumente liqwalasele ukubaluleka okukhulu kutshintsho oluphezulu lwentsimbi kunye nentsimbi. Kwiintlanganiso ezininzi ezibalulekileyo kunye neengxelo zomsebenzi zikarhulumente, kuye kwacetyiswa ukuba kukhuthazwe uguquko oluphuma kakhulu kumzi mveliso wentsimbi kunye nentsimbi. "Izimvo zokuKhuthaza ukuphunyezwa kokukhutshwa kwe-Ultra-Low kwi-Iron kunye ne-Steel Industry" (Emva kokukhutshwa kwe-Huan Taiqi [2019] No. 35), yonke imimandla iyacelwa ukuba yenze utshintsho oluninzi olusezantsi kumzi mveliso wentsimbi kwi izigaba kunye nemimandla. Imida yokukhutshwa kwi "Izimvo" zikwabizwa ngokuba "yimigangatho engqongqo kwimbali" ziingcali zeshishini. Phantsi kwale meko ngokubanzi, ngokudibanisa iimfuno zesalathiso sokukhutshwa kwamasuntswana kuxwebhu kunye nobume obukhoyo kwitekhnoloji yelizwe lam yokususa uthuli, thelekisa izibonelelo kunye nezinto ezingalunganga kwitekhnoloji ephambili yokususa uthuli ngokuqaphela okukhulu kushishino, kwaye uxoxe ngokukhetha yeendlela zetekhnoloji yokususa uthuli phantsi kweemfuno ezintsha. Kwaye uphucule izimvo zokubhekiswa ziinkampani zentsimbi ezifanelekileyo kwaye uncede uphumelele umlo ngokuchasene nesibhakabhaka esiluhlaza.
Ukuze kuphunyezwe izigqibo kunye nokuthunyelwa kweKomiti ePhakathi yeQela kunye neBhunga likaRhulumente, ngo-Epreli 2019, iCandelo loMphathiswa Wezendalo kunye neNdalo, kunye neKhomishini yoPhuhliso noHlengahlengiso kunye ne-Ofisi yoMphathiswa wezoRhwebo kunye neThekhinoloji yoLwazi, ngokudibeneyo bakhupha "Izimvo ekukhuthazeni ukuphunyezwa kokukhutshwa kwe-Ultra-Low kwiShishini leNsimbi "(ekubhekiselelwa apha njenge-" Izimvo "). “Izimvo” ziphinde zaqinisa imigangatho yokukhutshwa komba womba kwiinkqubo ezahlukeneyo zentsimbi, kwaye yacebisa ukuba ukukhutshwa kwe-ultra-low kubhekise kwi-ultra-low kuyo yonke inkqubo. Ikwabeka phambili iimfuno zenkqubela phambili yotshintsho lwe-ultra-low kwimimandla eyahlukeneyo, ethi ikhuthaze ukususwa kothuli kunye netekhnoloji yonyango kumzi mveliso wentsimbi. Guqula. Nangona kunjalo, okwangoku, uninzi lweshishini lwentsimbi kunye nentsimbi lwasekhaya lunenkqubo ende yokuguqula umlilo, kunye neenkqubo ezininzi kunye nobunzima. Ayisiyonto ilula ukudibana nemilinganiselo yokukhutshwa kwemeko yenkqubo yonke yemveliso. Ngapha koko, ukukhula kwamashishini entsimbi kunye nentsimbi akufani, kwaye amandla emveliso angahlangabezani nemigangatho yokhuselo lokusingqongileyo awanqabile. Ke ngoko, ukuphuculwa nokuphuculwa kwezixhobo zokususa uthuli kubalulekile. Ke ngoko, phantsi kwemeko yomgaqo-nkqubo wokhuselo lokusingqongileyo, ukufuna ukufezekisa umda wokukhutshwa kwe-ultra-low of particles dust in a short of time is a doubteverly the most urgent ngxaki bajongene neenkampani zentsimbi.
Isibuko-iGolide1
1. Ukwahlula-hlula iimfuno zokulawulwa kwemicimbi kuguquko oluphuma ngaphandle
Ngo-Epreli 2019, "Iimbono" zaziswa ngokusesikweni, zibeka isaqhwithi sokhuseleko lwentsimbi kwindalo esingqongileyo, zibhengeza ukuba ishishini lesinyithi lelizwe lam lilonke lingene kwimeko ngokubanzi yenguqu ekhupha umoya. Ngokubhekisele kwizalathi zezinto, "Izimvo" zifuna ukuphuma kwegesi ngohlobo lokukhutshwa okulungelelanisiweyo, intloko yomatshini ojikelezayo kunye ne-pellet yokugalela igesi (kubandakanya ishaft shaft, iziko lokujikeleza irabha, irosta yebhanti), inkqubo yokupheka i-coke oven chimney exhaust gas, Okunye Imithombo ephambili yongcoliseko (kubandakanya umsila womatshini wokuntywila, ukutshaja amalahle, ukucima i-coke eyomileyo, izitovu zokudubula ezitshisayo, imingxunya yesithando somlilo kunye nokucofa izindlu, ishushu eshushu sentsimbi, isiguquli sesibini serhasi yeflue, njl.njl. ayikho phezulu Nge-10 mg / m3, umndilili wokukhutshwa komndilili ngeyure ubuncinci i-95% yexesha ngenyanga lihlangabezana nomgangatho; irhasi yenkunkuma ikwimo engalungelelaniswanga, ukuhanjiswa kwezinto kunye neendawo zokufaka indawo, ukuntywila, ukucoca, ukwenza isinyithi, ukucofa kunye nezinye iinkqubo zokutyunyuzwa, ukuhlolwa, izixhobo zokususa uthuli kufuneka zibonelelwe ngokudibanisa izixhobo kunye nokusika izinto ezilahliweyo. Ukongeza, "uluvo" lukwabonakalise ukuba amashishini kufuneka akhethe itekhnoloji yenguqu ekhuselweyo yokusetyenziswa kwendalo ngokungqinelana neemeko zefektri, kwaye akhuthaze ukusetyenziswa kwezixhobo eziphambili zokususa uthuli ezinje ngabaqokeleli bengxowa yothuli efakwe ifilimu kunye nabaqokeleli bothuli , ebonisa umkhombandlela wokukhetha itekhnoloji yonyango yokususa uthuli. .
2. Imeko yangoku yokusetyenziswa kwetekhnoloji yokususa uthuli
Emva kokuphanda ngaphezulu kwamashumi amabini amashishini esinyithi kunye nentsimbi, kufunyaniswe ukuba phantse onke amashishini esinyithi kunye nentsimbi asebenzisa isihluzi sebhegi esisebenza kakuhle okanye isihluzi seCartridge ukunyanga irhasi yokukhupha uthuli, kunye nezinye iinkqubo ezivelisa ukusetyenziswa kwegesi emanzi kusetyenziswa izinto zokuhambisa umbane ezimanzi. Inkampani ikholelwa ekubeni ezi nkqubo zivuthiweyo zinomphumo ongcono wokucoca uthuli kunye nenkunkuma, efanayo netekhnoloji yokususa uthuli ekhankanywe "kwiiMbono". Ukongeza, ngokungqinelana neetekhnoloji ezinokwenzeka zokunyanga umba wezinto kwigesi yomsi echazwe kwi "Ukucaciswa kobuchwephesha kwiSicelo seMvume yokuNgcola kunye nokuKhutshwa", ngaphandle kwerhasi yokukhupha eveliswe kukuqengqeleka okushushu okushushu, enye igesi yokukhupha Iindawo zokuvelisa ungcoliseko zinokunyangwa ngothuli lwengxowa (ukogquma). Izinto zokucoca ulwelwesi) kunye nenkqubo yokususa uthuli lwecartridge. Ke ngoko, eli nqaku lihlalutya ubukhulu becala izibonelelo kunye nezinto ezingeloncedo kunye nokusetyenziswa kwengxowa kunye neefilitha zeteknoloji yokususa uthuli.
Icebo lokucoca ulwelo lavela kwangoko kwaye lasetyenziswa kwasekupheleni kwentshukumo yaseNtshona. Yayisetyenziselwa ukucoca igesi eyomileyo, enothuli kunye nesayizi encinci yamasuntswana. Ingxowa yokuhluza yenziwe ngemicu yeefilitha ezahlukeneyo (ifayibha yemichiza okanye ifayibha yeglasi) ngokuluka okanye ukubetha ngenaliti, kwaye isebenzisa umsebenzi wokuhluza welaphu lefayibha lokucoca igesi enothuli. Uhlobo lokuqokelela uthuli lweCartridge luvele kade. Ngama-1970, abanye abasebenzisi bavela kumazwe aseNtshona. Bakholelwa ukuba olu hlobo lomqokeleli wothuli lwaluncinci ngobungakanani, luphuculwe kakhulu ekusebenzeni ngokukuko, kwaye kulula ukulugcina. Nangona kunjalo, ukuba kunyanzelekile ukunyanga igesi enothuli kunye nomthamo omkhulu womoya, isiphumo sonyango siya kuba sibi ngenxa yesakhono esincinci se-precipitator, ekunzima ukusisebenzisa kumashishini amakhulu emizi-mveliso, ngenxa yoko khange kukhuthazwe ngokubanzi kwabaninzi iminyaka. Ukusukela kwinkulungwane yama-21, ubuchwephesha bezinto ezibonakalayo zehlabathi bukhule ngokukhawuleza. Ezinye iinkampani zangaphandle ziye zakhokela ekuphuculeni ubume kunye nezinto zokucoca ulwelo lomqokeleli wothuli, zonyusa amandla apheleleyo amatyeli aliqela kwaye ziba ngumqokeleli omkhulu wothuli onendawo yokuhluza engaphezulu kwe-2,000 m2.
3. Uhlalutyo lokuthelekisa itekhnoloji yokususa uthuli
1. Ingqokelela uthuli umqokeleli
(1) Umgaqo osebenzayo wecebo lokucoca ulwelo
Irhasi equlathe uthuli ingena kumjelo wokungenisa umoya ophuma kwindawo yokususa uthuli, kwaye xa ifika kwindawo yokuphuma, inyanzeliswa ngumdwebi oyilwayo, emva koko isikhwama sefilitha sokususa uthuli sisetyenziselwa ukubamba umsi nothuli ngoncedo womxhuzulane kunye inertia.
(2) Izinto eziphambili ezichaphazela ukusebenza kwesihluzo sebhegi
Ukusebenza kwesihluzi sebhegi ikakhulu kubandakanya ukusebenza kothuli, ukulahleka koxinzelelo kunye nobomi benkonzo. Ezona zinto ziphambili zichonga ukusebenza ngokususa uthuli kunye nobomi benkonzo yecebo lokucoca ibhegi kubandakanya umlinganiso womoya kwilaphu, uhlobo lwezixhobo zokucoca ulwelo, kunye nokukhethwa kweendlela zokususa uthuli.
Izinto zokucoca ulwelo lwebhegi ziguqukile ukusuka kwimicu yesiqhelo ukuya kwiintsinga ezibalaseleyo, emva koko zaya kwimisonto enamacala akhethekileyo, emva koko kwisakhiwo se-ePTFE. Imicu yesiqhelo ayinakho ukulawula amasuntswana othuli olucocekileyo, ke kuyimfuneko ukutshintsha ubume befayibha okanye ukusebenzisa amandla angaphandle ukufezekisa ulawulo lokungcolisa uthuli olusezantsi; ifayibha ye-ultra-fine fiber emise imicu enqamlezileyo inendawo enkulu engaphezulu, ekhokelela kwindawo enkulu yokuhluza, ngaloo ndlela kuncitshiswa umlinganiselo womoya ukuya kwelaphu; Inwebu ye-ePTFE inokuthintela amasuntswana othuli kubuso bembumba. Okwangoku, ukhetho lwezinto zokucoca ulwelwesi kwizixhobo zebhokisi yokuhluza lukhetho olusebenzayo lokususa uthuli.
2. Umqokeleli weCartridge
Umgaqo osebenzayo wokuqokelela uthuli lwecartridge: Irhasi enothuli ingena kwindlela yokungenisa umoya ngomqokeleli wothuli, kwaye yaziswa kwibhokisi ngumlandeli oyilwayo wangaphandle. Ngenxa yokuba ibhokisi ineradiyo enkulu kakhulu kunombhobho, ukuhamba komoya kuyanda, kwaye amasuntswana amakhulu othuli ahlala ngamandla omxhuzulane, ukukhanya okuncinci kwamasuntswana othuli kungena kwiqokobhe lokucoca kunye nokuhamba komoya, kwaye kuthintelwe sisixhobo sokucoca uthotho lweziphumo ezibanzi emva koko zahlulwe emoyeni.
3. Thelekisa izibonelelo kunye nezinto ezingalunganga zokucoca ibhegi kunye necartridge
Ingxowa yohlobo lwengqokelela uthuli kunye neefilitha zokucoca uthuli zinezibonelelo zazo kunye nezinto ezingalunganga kwinkqubo yokusebenzisa. Xa ukhetha inkqubo yokususa uthuli, kufuneka kuthathelwe ingqalelo ebanzi kwimeko yenkampani. Izibonelelo kunye nezinto ezingalunganga zibonisiwe kwiTheyibhile 1.
Isine, uhlalutyo lwamatyala osetyenziso olwenziwayo
Thatha inkqubo yokususa uthuli yenguqu yecandelo lenkqubo yomhadi wesithando seqela lesinyithi kwiPhondo le-Hebei njengomzekelo. Inkampani ekuqaleni yayisebenzisa isihluzo sebhegi ukususa uthuli kwirhasi yokukhupha eveliswe kwicandelo lomngxunya womlilo. Nangona kunjalo, kwafunyanwa ngexesha lokusetyenziswa kwaye kuya kubangela ukudideka ngenxa yeemeko zokusebenza. Ingxaki yengxowa. Kwangelo xesha, ngenxa yokususwa kothuli okungafunekiyo kwengxowa yeefilitha, ukukhutshwa kwegesi okukhutshiweyo kweli candelo akunakuhlangabezana neemfuno zemigangatho ye-ultra-low emission. Ukujonga imeko yokufikelela kumgangatho kunye notyalo mali lokutshintsha ibhegi yokuhluza, inkampani igqibe kwelokuba iguqule inkqubo yokususa uthuli kwaye ithathe indawo yesihluzo sebhegi ngesihluzi seCartridge. Iiparameter kunye nokuthelekiswa kwesiphumo ngaphambi nasemva kotshintsho kubonisiwe kwiTheyibhile 2.
Ngokwedatha yokubeka esweni i-intanethi ngaphambi nasemva kotshintsho, uxinizelelo lokukhutshwa kwerhasi yokukhupha eli candelo kuncitshiswe kakhulu, kwaye inokuthi ifikelele ngaphakathi kwe-10 mg / m3, ihlangabezane neemfuno zemigangatho ephezulu yokukhutshwa. Xa kuthelekiswa nangaphambi kwenguquko, emva kokusebenzisa isiqokeleli sefriji sokucoca uthuli, ingxaki yokunxiba ngokulula kunye nokuvuza kwengxowa yeefilitha kuthintelwe, ngokusisiseko inokusetyenziselwa ixesha elide ngaphandle kwesondlo, nokuba iCartridge yesihluzi isusiwe yatshintshwa, iluncedo kakhulu, kwaye yandiswa kwindawo encinci. Indawo yokuhluza esebenzayo iyancitshiswa, umahluko woxinzelelo mncinci, kwaye umphumo wokususa uthuli uzinzile. Kodwa emva kokufaka endaweni yokuqokelela uthuli lwecartridge, kukho nezinye iziphene.
Ngokunxibelelana nabasebenzi bangaphakathi benkampani, umbhali wafunda ukuba izixhobo emva kotshintsho zinzima ngakumbi kunangaphambili, kwaye inkampani kufuneka ibe nenqanaba eliphezulu lezixhobo zokuhambisa, ukufakela kunye nolawulo lwesondlo. Ukongeza, ukukhetha komqokeleli wefilitha yokuqokelela uthuli lweentlobo ezomileyo akulunganga njengoko bekulindelwe, kwaye ayinako ukusebenza kakuhle kokususa uthuli kuzo zonke iintlobo zothuli. Ukuba ufuna ukuyifaka kuzo zonke iinkqubo, kusafuna ukuba kuphando olunzulu kunye nophuhliso. Ngokubanzi, phantsi kwemeko ekhuselayo yokusingqongileyo, ngokusekwe kuqwalaselo lokuthobela okusingqongileyo, isiphumo sotshintsho sisabaluleke kakhulu.
Zintlanu, isishwankathelo seengcebiso
1. Iingcebiso malunga nenkqubo yokukhetha
Okwangoku, ngaphandle kokuthathela ingqalelo ukususwa kothuli olumanzi, eyona ndlela ilungileyo yokukhetha itekhnoloji yokususa uthuli kwimeko ye-ultra-low emission kufuneka ibe ngumqokeleli wecartridge nothuli kunye nefilitha yebhegi. Ezi ndidi zimbini zabaqokeleli bothuli zinezibonelelo zazo kunye nezinto ezingalunganga. Ukutshintsha kokukhutshwa kwamasuntswana asezantsi asezantsi, kuyacetyiswa ukuba amashishini angakhetha iteknoloji yokususa uthuli ngokweemeko kunye neemfuno zabo. Ukuba inkqubo yoqobo yokususa uthuli ayikakwazi ukufezekisa imigangatho emiselweyo yokukhutshwa, inyathelo lokuqala linokucinga ngokufaka endaweni ye-PTFE microporous membrane kunye nefriji yento yokucoca ulungelelwaniso oluphezulu. Okwesibini, cinga ukubuyisela endaweni inkqubo yokususa uthuli lwecartridge ukugqibezela inguqu ephezulu kunye nokufezekisa ukukhutshwa okusemgangathweni.
2. Iingcebiso zoyilo lobunjineli
Ukunceda iinkampani ukuba zihlangabezane neemfuno ezifanelekileyo "zeMbono" kunye nokubonelela ngezalathiso zoyilo lobunjineli kunye nolwakhiwo, ngoJanuwari 2020, Umbutho woShishino loKhuseleko kwezeNdalo eChina wakhupha "Izikhokelo zeTekhnoloji zoKwakha ngokutsha kweNdawo yokuSebenza ye-Iron kunye ne-Steel Enterprises", apho inkqubo yokususa uthuli olusebenza ngobuninzi kunye nokuhluza Inkqubo yokususa uthuli lomgqomo icebisa uthotho lwamaxabiso esalathiso sepharamitha yobuchwephesha, kwaye kuyacetyiswa ukuba amashishini angabhekisa kuwo kwinkqubo yotshintsho oluphuma kakhulu olusekwe phantsi kweemeko zawo . Ukuthatha isihluzo sebhegi njengomzekelo, kuyacetyiswa ukuba xa inkampani isenza ikhontrakthi, isantya sokucoca ulwelo kufuneka siyilelwe ukuba sibe ngaphantsi kwe-0.8 m / min. Isantya somoya wokucoca ulwelo apha kufanele ukuba sisantya somoya esisezantsi. Isantya somoya esicocekileyo sokucoca ulwelo kukucoca umoya. Xa umqokeleli wothuli ongekho emgceni ecoca uthuli, enye yemigqomo iya kuvalwa kwaye isantya somoya sokuhluza siyonyuka. Eli ikwalixesha apho izinto ezikhutshwayo zisenokwenzeka ukuba zigqithe kumgangatho, ngenxa yoko imfuno kukuhluza okupheleleyo kwesantya somoya; Kuyacetyiswa ukuba umqokeleli wothuli uyilelwe ngesiphambuki ukulawula ukuhanjiswa komoya. Ukuba i-deflector ayikhethwanga, ibhegi yokuhluza okanye i-cartridge yeefilitha iya kuhlanjwa kukuhamba komoya kwaye icuthe ubomi benkonzo.
"I-Blue Sky Defense" ingene kwinqanaba lokugqibela lokujongana neengxaki ezinzima. Njengendawo ephambili yedabi lokuthintela ungcoliseko lomoya kunye nolawulo, imboni yentsimbi iyimfuneko kuguquko oluphuma ngaphandle. Iinkampani zentsimbi nezentsimbi kufuneka ziphendule ngenkuthalo, zicacise izimvo zolawulo lokungcoliseka kwendalo, kwaye zikhuthaze ukuphuculwa komgangatho wokusingqongileyo kunye nokuphuculwa kwenguqu kwezamashishini.

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