Umenzi Wethangi Eliyinhloko Eliyinsimbi Engagqwali YaseShayina
Kwadalwa ngo 01.06
Emhlabeni wonke wezinto zokuhamba ngolwandle, ukukhiqizwa kwamandla ngokushisa, kanye nokukhiqizwa kwezimboni ezisindayo, i-Heavy Fuel Oil (HFO) ihlala iyisisekelo samandla. Kodwa-ke, i-HFO ingenye yezinto ezinzima kakhulu ukuyigcina nokuyiphatha. Ngokuba ne-viscosity ephezulu, ukwakheka okuyinkimbinkimbi kwamakhemikhali okuhlanganisa isulfure ne-vanadium, kanye nesidingo sokushisisa njalo ukuze kugcinwe ukuhamba kwayo, i-HFO idinga isixazululo sokugcina esingamelana nokuhlaselwa kwamakhemikhali ngaphakathi kanye nengcindezi enkulu yokushisa. Amathangi ensimbi yekhabhoni avamile avame ukuba nomonakalo osheshayo wokugqwala kanye nezindleko eziphakeme zokulungisa lapho echayeke ezindaweni "ezimuncu" zamandla aphansi. Ngenxa yalokho, Amathangi Okugcina i-Heavy Fuel Oil Ensipho ye-Stainless Steel avelile njengezinga eliphezulu lokusebenza kwezinsiza zamandla. Njengomkhiqizi oholayo we-China Stainless Steel Heavy Fuel Oil Storage Tanks, i-Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) iletha ubunjiniyela obuthuthukisiwe, isayensi yezinto, kanye nobuchwepheshe obumodulari obudingekayo ukuze kuvikeleke lezi zinsiza zamandla ezibalulekile. Ukuze kufezekiswe ukuqina okuphelele kwesakhiwo, ukusebenza kahle okungafani kwe-thermal, kanye nokuvikelwa okuphelele ngokumelene nokuvuza kwemvelo, izinhlelo zethu ezikhethekile zimelela isilinganiso esiphezulu sobunjiniyela emkhakheni wamandla womhlaba wonke.
Lezi zingqimba ziklanyelwe ngokucophelela njengezihlanganisi ezikhethekile, ezimelana nezimo, nezingakwazi ukubamba umthamo omkhulu, eziklanyelwe ukuphatha izidingo ezihlukile zemishini, zamakhemikhali, nezokushisa zokugcina i-HFO eningi. Ukwakhiwa kwazo kugxile ekusebenziseni izinsimbi ezikhethekile, ezingeni eliphezulu zensimbi engagqwali—njengokuvamile i-304 noma i-316L—ukuqinisekisa ukumelana okuphezulu ne-hydrogen sulfide namagciwane e-organic akhona ngokwemvelo kuma-distillate amaningi. Zihlanganisa izinhlelo ezakhiwe ngokuqinile ukuze zimelane nomfutho omkhulu wamanzi ovundlile wokugcina umthamo omkhulu kanye namandla aseceleni ashukumisayo akhishwe phakathi nemijikelezo yokushisa nokumpompa ephakeme. Zithola izindawo zangaphakathi ezihlala njalo, ezibushelelezi kakhulu ezibalulekile ekuqinisekiseni indawo yokubamba ephumelelayo nokuvimbela ukuqoqeka kwe-"tank bottoms" noma i-sludge carbonaceous engavimbela ukusebenza kwe-pump nokunciphisa umthamo ongasebenziseka. Ukumelana okuphezulu okungapheli, amandla aphezulu okudonsa, kanye nokuqina komklamo kwensimbi engagqwali kubaluleke kakhulu, kuqinisekisa ukuthi izinsiza zamandla ezibalulekile zihlala zivikelekile, ngokuthembekile nangokuphumelelayo isikhathi esingaphezu kweminyaka eminingi.
Njengomkhiqizi ohamba phambili wezindlu zokugcina uwoyela osindayo wensimbi engagqwali e-China, i-Center Enamel igxile ekuhlinzekeni izindlu zokugcina uwoyela osindayo wensimbi engagqwali ezisezingeni eliphezulu, ezakhiwe ngamamojula. Izixazululo zethu zakhelwe ngokwezifiso izinhlelo ezahlukahlukene ezibalulekile—kuhlanganise neziteshi zokugcwalisa izikebhe, izindawo zokugcina uwoyela ezitshalweni zamandla, kanye nezinhlelo zokudla izimbiza ezinkulu zezimboni—ziqinisekisa ukuthobela izindinganiso eziqinile zamazwe omhlaba njenge-API 650, i-AWWA D103-09, ne-ISO 28765.
Umyalo Wobuqotho: Kungani Ukuphathwa Kwe-HFO Kudinga Insimbi Engagqwali
Uwoyela Osindayo (HFO) uyimikhiqizo "enhla phansi kwesitsha", ngokuvamile equkethe amazinga aphezulu ezinto ezingcolile. Lezi zinto ezingcolile, zihlanganiswe namazinga okushisa aphezulu adingekayo ukuze kugcinwe, zakha indawo eyodwa eyonakalisa kakhulu.
Izingozi Ezihlobene Nokugcinwa Kwe-HFO Okungaphansi Kwezinga
Ukusebenzisa izinto noma imiklamo ezingalungiselelwe izidingo zesikhathi eside, ezidinga umsebenzi omkhulu wokugcina uphethiloli omkhulu kubangela ubungozi obukhulu ekusebenzeni, kwezezimali, nasezindaweni ezizungezile:
Ukugqwala Okusheshayo Kwama-Sulfuric Acid: Lapho i-HFO ifudunyezwa, izinto eziqukethe isulfure zingasebenzelana nomswakama omncane ukwakha i-sulfuric acid. Emathangini ensimbi yekhabhoni, lokhu kuholela ekunciphisweni okusheshayo kwemibuthano engaphezulu yendlu nophahla, lapho izinsipho ezine-acid ziqina khona.
Ukuqoqwa Kwesikwele Nokuvimbela: Ukuphakama okuphezulu kwe-paraffin ne-asphaltene ku-HFO kuholela ekuqoqweni kwesikwele esijiyile. Izindawo zangaphakathi ezingalungile ematankini ajwayelekile zinikeza indawo yokubambelela kule nto, okudinga ukuhlanza njalo nokuyingozi ngesandla.
Ukukhathala Okushisayo Nokwehluleka Kwesembozo: Ukuze uhlale uphampu, i-HFO ngokuvamile igcinwa emazingeni okushisa phakathi kwama-degree Celsius angu-50 kuya ku-80. Lokhu kushisa okuqhubekayo kubangela ukuthi izembozo ze-epoxy ezijwayelekile zibe buthakathaka futhi zikhune, zilimaze uphethiloli futhi zishiye insimbi ingavikelekile.
Umthwalo Wezemvelo Obangelwa Ukuvuza: I-HFO kunzima kakhulu ukuyilungisa uma ivuza enhlabathini. Ukwehluleka okukodwa emgqeni owenziwe ngocingo noma phansi kwethangi elibolekile kungaholela ezinhlawulweni ezinkulu zezemvelo kanye nomonakalo omkhulu wezemvelo wesikhathi eside.
Ukulahleka Kwamandla Nezindleko Eziphezulu Zokusebenza: Amathangi angaklanywanga kahle noma angahlanganisiwe alahla ukushisa okuningi emvelweni, edinga amandla amaningi ukugcina ubukhulu bukawoyela.
Isixazululo Sensimbi Engagqwalisi: Ukuqina, Isivinini, Nokusebenza Kahle Kwezinga Lokushisa
Amathangi Okugcina Uwoyela Wamafutha Amakhulu Ensipho Engagqwalisi ahlinzeka ngesisombululo sobunjiniyela esiqine kakhulu nesithembekile embonini kulezi zinselelo:
Ukumelana Nokugqwala Okuhlala Njalo: Insiza yensimbi engagqwali esezingeni eliphezulu yakha ungqimba oluzinzile, oluziphulukisayo. Ayidingi izendlalelo zangaphakathi, iqinisekisa ukuthi ithangi lihlala liqinile kungakhathalekile okuqukethwe yi-sulfur noma i-vanadium kukaphethiloli.
Ukungabi Nokungcola Okungaphezulu Kakhulu: Insiza yensimbi engagqwali ingacutshungulwa kahle kakhulu. Lokhu kuvimbela ukunamathela kwama-waxes kanye nezinsalela ezinekhabhoni, okwenza ukuthi ukukhishwa okuphelele kube lula futhi kunciphise kakhulu izidingo zokugcinwa.
Ukwakhiwa Okumodulari Okuboshiwe ukuze Kusetshenziswe Ngokushesha Esizeni: Amaphrojekthi wamandla avame ukusebenza ngamashejuli aqinile. Isakhiwo sethu esimodulari sivumela ukuhlanganiswa okusheshayo kwamathangi amakhulu ngaphandle kwesidingo sokushisela esizeni noma i-radiography eyengeziwe, ngisho nasezindaweni zasolwandle ezikude.
Ukwazisa Okusimeme kanye Nenani Lesikhathi Sokusebenza: Njengoba kuyinto engasetshenziswa kabusha edinga ukugcinwa okuncane, insimbi engagqwali ihlinzeka ngezindleko eziphansi kakhulu zesikhathi sokusebenza sezinsiza zamandla.
Ubuhle Bobunjiniyela kanye Nokuqinisekiswa Kwezinga Lenkampani
Njengomkhiqizi Ohamba Phambili wase-China wezindwangu zokugcina uwoyela osindayo ezakhiwe ngensimbi engagqwali, i-Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) ingumkhiqizi wezindwangu eziboshwe ngamabhawodi onolwazi kakhulu e-Asia. Ukuzibophezela kwethu ekuqhakazeni kubonakala emqulwini wethu ophelele wobufakazi, okunikeza amaklayenti ethu isiqinisekiso sokuthi ingqalasizinda yawo yakhelwe ukubekezelela izidingo eziyinselele kakhulu zokusebenza. Ubunjiniyela nokuklama, ukuhlolwa komkhiqizo, kanye nezinga lezindwangu ze-Center Enamel zihambisana ngokuqinile ne-AWWA D103-09, OSHA, ISO 28765, NSF ANSI 61, nezinye izindinganiso zamazwe ngamazwe. Ukuthobela ngokuqinile lezi zindinganiso zomhlaba kuqinisekisa ukuthi uhlelo ngalunye lwe-Stainless Steel Tank esilukhiqizayo luhlangabezana nezindinganiso eziphakeme kakhulu zokuphepha nokusebenza ezidingwa yizinkampani zamandla zomhlaba wonke kanye nabaphathi bezokuthutha ngolwandle.
Izindinganiso zethu zokukhiqiza zigxila ekugcineni komqondo wesakhiwo kanye nokusebenza kahle komjikelezo wokugcina ngokukhiqiza ngokunemba ezimbonini. Wonke amaphaneli ensimbi engagqwali akhiqizwa ngokunemba endaweni eyenziwe yimboni elawulwayo. Lokhu kuqinisekisa ikhwalithi yezinto ezihlala njalo, ubukhulu obufanayo, nokuqedwa okuphezulu. Isakhiwo sethu esihlangene esiboshiwe sisebenzisa umklamo onokunemba okuphezulu, ovumela ukuthunyelwa kahle kwamathangi amakhulu kwiizingxenye ezincane, ezingahlanganiswa ngokushesha endaweni ngisho nangaphakathi kwezindawo ezikhona sezimboni zokucwenga uwoyela. Sakha amathangi anezakhiwo ezithile zangaphakathi, njengama-bracket akhethekile okubeka izikopelo zensimbi ezishisayo kanye nezindonga ezithambekile ukuze kukhishwe kahle udaka. Ngaphezu kwalokho, izinhlelo zethu zakhelwe ngokwezifiso izinhlobonhlobo zezicelo—zihlanganisa ubuchwepheshe obuthuthukisiwe bokubopha kanye nezinhlelo zokubopha ezinamandla ukuze kuqinisekiswe ukuthi ithangi lihlala lingavuqi futhi livimbele ukubaleka kwezinsipho ezisindayo zamacarbohydrates.
Ukuhlanganiswa Okuthuthukisiwe Kwezinhlelo: Isikhungo Samandla Samanje
Uhlelo lwesimanje lwezindunduma zokugcina uwoyela osindayo (Heavy Fuel Oil Storage Tanks) olwenziwe ngensimbi engagqwali (Stainless Steel) ludlula nje ukuba yisiqukathi; luyindawo eyinkimbinkimbi yenethiwekhi yamandla ashisayo esikhungweni. Ukuhlangabezana nezidingo zabaholi bemboni emhlabeni wonke, izindunduma ze-Center Enamel zakhelwe ukuthi zihlanganiswe kalula nezinye izinhlelo ezibalulekile ezisizayo:
Ukushisa Okuhlanganisiwe Nokuvikela Ukushisa: Izindunduma zethu zakhelwe ukwamukela izinhlelo zokushisa ngomusi noma ngogesi ezisebenza kahle kakhulu. Lapho zihlanganiswa nokuvikela okukhethekile kwangaphandle, zigcina i-HFO isezingeni elihle lokujiya (viscosity) ngenkathi kuncishiswa ukusetshenziswa kwamandla.
Imihlangano Yokushisa Okudonsayo: Izimbobo ezikhethekile zivumela ukufakwa kwezishisi zokudonsa, ezishisa kuphela uwoyela odonswa esikhungweni, okwenza ngcono kakhulu ukusebenza kahle.
Ukuqapha Idatha Ngokweqiniso: Izinzwa ezihlanganisiwe zilandelela amazinga kawoyela, izinga lokushisa, nokuqukethwe komswakama, zidlulisa idatha ngqo ohlelweni lwe-SCADA lwesikhungo ukuze kube nokubonakala okuphelele kwempahla.
Izinhlelo Zokuphatha Udaka: Ama-manway enziwe ngokunemba kanye nama-sump aphansi avumela ukususwa kwezinto ezingaphili ngezikhathi ezithile ngaphandle kwesidingo sokulinda isikhathi eside.
Isigaba Samacala Ephrojekthi: Ubufakazi Bomhlaba Wonke Bokukwazi Ukubamba Izinto
Ubungcweti obuningi be-Center Enamel ekuhlinzekeni ukubanjwa kwevolumu ephezulu, okuthembekile kwezinhlobonhlobo zezimboni nezamasipala kuqinisekisa ngqo amazinga anzima adingekayo ethangini lokugcina uwoyela osindayo wensimbi engagqwali. Amaphrojekthi alandelayo abonisa ikhono lethu eliqinisekisiwe lokuhlinzeka ngezinhlelo zokubamba eziqinile, ezihlala isikhathi eside.
1. Shaanxi, China, Iphrojekthi Yokwelapha Amanzi Angcolile Emikhiqizweni Yokudla: Ukusetshenziswa kuhlanganisa iyunithi eyodwa.
2. Iphrojekthi Yokwelapha Amanzi Angcolile Embonini YaseRussia: Ukusetshenziswa kuhlanganisa izinhlelo ezimbili.
3. Iphrojekthi Yokwelapha Amanzi Angcolile Embonini Yase-Uruguay: Ukusetshenziswa kuhlanganisa izinhlelo ezimbili.
Ezinye Izicelo Ezibalulekile Ethanini Yensimbi Engagqwalisi
Ukumelana nokugqwala okuphezulu, ukuqina komklamo, kanye nezici zokuhlanzeka Ethanini Yensimbi Engagqwalisi kuyenza ibe yisidingo kuyo yonke imikhakha eminingi:
Izindawo Zokugcina Amanzi Aphuzwayo: Kubalulekile ekugcinweni okuhlanzekile kwamanzi okuphuza omphakathi, okungavuzi.
Amanzi amdaka ezimbonini kanye ne-Sludge: Ukuhlinzeka ngendawo eqinile, engamelana nokugqwala yemifudlana yamanzi amdaka enolaka kanye nokujiya kwe-sludge.
Ukugcinwa Kwamakhemikhali Akhethekile: Ukuphatha ngokuphepha amakhemikhali anolaka, izincibilikisi, namacidi angacekelani phansi insimbi evamile.
Izindawo Zokulondoloza Amanzi Omlilo: Ukuqinisekisa ukuhlinzekwa okuthembekile, okungenazo izimpawu zokugqwala ezinhlelweni zokucisha umlilo eziphuthumayo ezindaweni zezimboni ezinobungozi obukhulu.
Amathangi Enqubo Ye-Pharmaceutical: Ukuqinisekisa ubumsulwa obuphelele nokumelana namakhemikhali ekukhiqizeni amakhemikhali anenani eliphezulu.
Ukuqinisekisa Ukuhanjiswa Kwamandla Emhlabeni Wonke Isikhathi Eside
Amathangi Okugcina Amanzi Amafutha Esinsimbi Engagqwali (Stainless Steel Heavy Fuel Oil Storage Tanks) ayisisekelo esibalulekile ezinhlanganweni ezizibophezele emazingeni aphezulu kakhulu okuphepha, ukusebenza kahle, kanye nenani lempahla yesikhathi eside. Umklamo wabo owenzelwe injongo ethize ogxile ekumeleni ukugqwala, ukuphathwa kahle kokushisa, kanye namandla amakhulu esakhiwo kubalulekile ekunciphiseni ubungozi obukhulu obuhambisana nokuphathwa kwe-HFO eningi. Zimelela impahla enenani eliphezulu, enokugcinwa okuphansi, eqinisekisa ukuphathwa okuqhubekayo nokuphepha kwezinsiza zamandla ezibalulekile iminyaka eminingi.
Ngokubambisana ne-Center Enamel, umkhiqizi onguchwepheshe wezindwangu zokugcina uwoyela osindayo ezindaweni ezakhiwe ngensimbi engagqwali yaseChina, amaklayenti athola isixazululo sezindwangu zensimbi engagqwali esenziwe ngokwezifiso, esiqinisekisiwe, nesakhiwo. Ukuzibophezela kwethu ukuhlinzeka ngengqalasizinda ebalulekile evumela imikhakha yamandla nezimboni emhlabeni wonke ukuphatha izinsiza zayo ngokuphepha nangempumelelo, ngokuzinikela okungaguquki emazingeni aphezulu kakhulu obunjiniyela nokuphathwa kwemvelo.
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