Izinhlelo Zokumboza ze-AWWA D102 zeMathangi Wamanzi Ensimbi Eboshiwe
Kwadalwa ngo Ngokwamukisa
AWWA D102 Izinhlelo Zokumboza Zamathangi Wensimbi Ahlanganisiwe Amanzi
Umsebenzi wokugcoba nge-D102 uhlulelwa ngamarekhodi amane: izinga lokulungiselela ingaphezulu, ukujiya kwefilimu eyomile, umphumela wokuhlola ama-holiday kanye nokuqinisekiswa kokuphola. Lokho kungumxholo osebenzayo wendinganiso, futhi ukhona ngokwehlukile kundinganiso yokuklama ithangi ngoba igobolondo elifanayo elishiseliwe lingagcotshwa ngezinhlelo ezahlukene zamakhemikhali ahlukene amanzi. I-D102 ihlukanisa ukuvikelwa ezinhlelweni zangaphakathi nangaphandle, futhi uhlelo lwangaphakathi lukhethwa kumakhemikhali amanzi hhayi emkhubeni noma kukhathalogi. Amarekhodi abalulekile ngoba ukwehluleka akuwabamba akubonakali: ukunamathela kwehluleka endaweni yokuxhumana, i-holiday iyimbobo encane engaphansi komkhawulo weso, futhi i-lining engapholile ngokwanele ikhipha i-solvent emanzini eyayihloselwe ukuwavikela. Le ndatshana icubungula izigaba zangaphakathi nangaphandle, umehluko phakathi kwesitifiketi sokuxhumana namanzi okuphuzwayo nesitifiketi sesakhiwo, amazinga okulungiselela anquma ukuthi ukunamathela kungenzeka yini, lapho ukugcoba nge-stripe kudingeka khona kunokuba kucatshangwe, kanye nokulandelana kusukela ekulinganiseni ukujiya kwefilimu kuya ekuhloleni kwama-holiday kuya ekuqinisekisweni kokuphola okufanele kwandulele ukugcwaliswa, njengoba kuchaziwe kwi-awwa d102 coating steel water storage tanks.
Kungani izinga lokumboza lihluke ezingeni lethangi
Izinga lethangi kanye nezinga lokumboza ziyaphendula imibuzo ehlukene. I-D100 ilawula isimo sokwakheka, isakhiwo, ukushisela kanye nokuhlolwa kwethangi elishiselwe. I-D102 ilawula uhlelo lokuvikela olusetshenziswa ezingxenyeni zalo ezingaphezulu, kokubili emsebenzini omusha kanye nomsebenzi wokulungisa. Ukumboza yilapho iningi lempilo esetshenziswayo yethangi lensimbi lichitha khona isikhathi, futhi ukwehluleka okuphelisa leyo mpilo yikho okungekho muntu okubonayo kuze kube ngaphakathi kukhona amanzi. Ngakho-ke imibhalo yomibili kufanele ifundwe ndawonye futhi icaciswe ngokwehlukana, ngoba incazelo yokumboza inemibandela yayo yokwamukela esikhundleni sokuthola eyethangi: ibalula izinhlelo, amazinga okulungiselela, ukujiya, izindlela zokuhlola kanye nezimo zokuphulukisa, futhi ngayinye ikhiqiza irekhodi okufanele libe khona ngaphambi kokugcwalisa, njengoba kuchaziwe nge-awwa d102 coating steel water storage tanks.
Izigaba zokumboza zangaphakathi nangaphandle
I-D102 ihlukanisa isivikelo esisetshenziswa engaphakathi elimanziwe nesivikelo esisetshenziswa ngaphandle. Lezi zindawo ezimbili zibhekana nezimo ezihlukene, zihluleka ngezindlela ezihlukene futhi zihlolwa ngezindlela ezihlukene. Ingaphakathi lihlolwa ngokumelene nendawo eliyiqukethe nangokumelene nempilo yamanzi; ingaphandle lihlolwa ngokumelene nokuchayeka emisebeni ye-ultraviolet, ukuhlaselwa umoya kanye nokulimala komshini. Iphutha elivame kakhulu lokucacisa ukuthi kushiwo umkhiqizo owodwa wazo zombili izindawo kanye nobukhulu obubodwa bokomile kwethangi lonke. Lapho i-lining kanye ne-external coating kufakwa ngabafaki abahlukene, ukuxhumana phakathi kwazo kufanele kuchazwe ku-manway flange nasezindaweni zonke zokungena kwe-nozzle, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Isici | Uhlelo lokumboza lwangaphakathi | Uhlelo lokumboza lwangaphandle |
Indawo ezungezile | Kumanzi unomphela, kuxhumana ne-medium | Ukuchayeka emoyeni, i-ultraviolet, imvula eqhutshwa umoya |
Umqhubi wokuklama | Ikhemistri yamanzi nokuxhumana namanzi okuphuza | Umoya wendawo, usawoti, ukuwa kwezinto, ukulimala komshini |
Ukuqinisekisa | Ubukhulu, ukutholwa kwe-holiday, ukulapha ngaphambi kokugcwalisa | Ubukhulu, ukutholwa kwe-holiday, ukunamathela ekulungiseni |
Ukuqinisekiswa | Ukuxhumana okuphuzwayo lapho amanzi ephuzwa khona | Asikho isidingo sokuxhumana okuphuzwayo; ukuqina nokubukeka |
Ukukhetha uhlelo lwangaphakathi kusuka kumakhemikhali wamanzi
Ikhimistri yamanzi agciniwe, hhayi ikhathalogi yokumboza, iyona ekhetha uhlelo lwangaphakathi, futhi incazelo kufanele iveze ikhimistri hhayi umkhiqizo. I-pH ibeka imfuno kubophezelo, i-chloride kanye nezinga lokushisa ndawonye zibeka ingozi yokuqhuma kwamabhamu, futhi i-oksijeni encibilikile, i-sulphide kanye nezinto eziphilayo zinquma ukuthi insimbi igqwala ngokushesha kangakanani uma sekukhona indawo evulekile, okuyikho okuguqula umgodi omncane ube ukulahleka okubhoboza udonga. Indawo yokugcina yomlilo kanye nethangi lezindle okuphuma emanzini kungabukeka kufana emdwebeni kodwa kungaziphatha ngendlela ehluke ngokuphelele, njengoba kuchaziwe ku-awwa d102 yokumboza amathangi okugcina amanzi.
Lapha futhi yilapho kufanele kulinganiswe ukwakhiwa okunye. I-vitreous enamel lining evuthiswa efektri iyindlela ehlukile kusuka kusistimu esetshenziswa endaweni: i-enamel ivuthiswa ku-820 kuya ku-930 degrees Celsius efakwa epuletini elilungisiwe efektri, futhi i-coating eqediwe ingu-0.25 kuya ku-0.45 mm ubukhulu ngokunamathela kwama-newton angu-3,450 ngesentimitha yesikwele kanye nobulukhuni be-Mohs obungu-6.0. Ibanga le-pH 3 kuya ku-11 kanye nempilo yokuklama yeminyaka engu-30 yizici ezishiwo ze-coating eqediwe, hhayi zefilimu efafazwayo, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Ukuqinisekiswa kokuthintana namanzi okuphuzwayo nokuthi kuhlanganisa ini
Isitifiketi sokuthintana namanzi okuphuzwayo siyidokhumenti ehlukile esitifiketini sesakhiwo, sikhishwa ngezingxenye ngamunye nangomkhiqizo ngamunye hhayi ngohlobo lwethangi. I-lining enemvume yokuthintana namanzi okuphuzwayo isho ukuthi umkhiqizo othile, ngobukhulu obucacisiwe futhi usetshenziswe ngendlela ecacisiwe, wamukelwa ukuthi uthinte amanzi okuphuza. Akusho ukuthi ithangi lingamanzi okuphuzwayo, ukuthi i-coating ihlala isikhathi eside, noma ukuthi ukusetshenziswa kwakulungile. I-AWWA C550 ikhuluma ngamasistimu e-lining avikelayo ezikhungweni zokugcina amanzi kanye nendlela yokuthintana namanzi okuphuzwayo kuzo. Kunezimiphumela ezintathu ezigejiwe: isitifiketi kufanele sitholakale kumkhiqizo osetshenzisiwe, izimo zokusetshenziswa kwaso kufanele zihambisane nesizinda, futhi kufanele sibe sesephrojekthi ethile hhayi isitatimende sezinga lenkampani, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Amazinga okulungiselela ingaphezulu nokuthi kungani anquma ukunamathela
Ukunamathela ensimbi kuwukuxhumana kwemishini ne-substrate, futhi izinga lokulungiselela lisetha lokho kuxhumana. I-SSPC-SP 6, ukuhlanza nge-blast yezentengiselwano, iyizinga elivame ukucaciswa epuletini elisha lapho uhlelo lokumboza lulindele iphrofayili echaziwe kanye ne-mill scale esele elinganiselwe. I-SSPC-SP 10, ukuhlanza nge-blast yensimbi ecishe ibe mhlophe, iyizinga eliphezulu elisetshenziswa lapho kudingeka i-substrate ehlanzekile, futhi iyireferensi evamile yezindawo zokulungisa. Lawa mazinga amabili abhangqwe nezilinganiso zawo ze-NACE, i-NACE No. 3 ne-NACE No. 2, okuyindlela imfuneko evame ukubhalwa ngayo emsebenzini. Ethangini elishiselwe, ipuleti elilungiswe esitolo kanye ne-weld yasensimini akuvamisile ukufinyelela izinga elifanayo, ngakho-ke isicaciso kufanele sisho ukuthi ubani owamukela lowo mehluko, ngokubhaliwe, kusengaphambili, njengoba kuchaziwe ku-awwa d102 yokumboza amathangi okugcina amanzi ensimbi.
· SSPC-SP 6 / NACE No. 3 epuletini elisha, SSPC-SP 10 / NACE No. 2 endaweni ehlanzekile, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
· Chaza iphrofayela yendawo kanye nezinga; ukunamathela kuncike kukho kokubili, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
· Amapuleti alungiswe esitolo kanye nokushisela okulungiswe endaweni ngeke kufinyelele izinga elifanayo ngokuzenzakalelayo, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
· Izindawo zokulungisa zilungiswa zibuyiselwe ezingeni elishiwo, azihlanganiswa nefilimu ezungezile, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
· Xazulula ukwamukelwa kwendawo yokushisela ngokubhaliwe ngaphambi kokuba kuqale ukusetshenziswa, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
I-Stripe coating: iyadingeka ngokwesicaciso, akucatshangwa
I-Stripe coating ukusetshenziswa okuhlukile kwe-coating kuma-weld, emaphethelweni, kuma-rivet kanye nezinye izakhiwo eziyinkimbinkimbi ngaphambi kokuba uhlelo oluphelele lufakwe, futhi akudingeki ngokuzenzakalelayo yi-D102. Kuyimfuneko yephrojekthi, ecaciswa lapho umkhiqizi we-coating noma umklami ekufuna, ngokuvamile lapho i-geometry yenza kube nzima ukwakha ifilimu edingekayo ngokuhamba kanye noma lapho i-weld iyinto ebalulekile yesakhiwo. Ukusho ukuthi kuwumkhuba ojwayelekile akusona isicaciso, futhi ukushiya ngaphandle kusho ukuthi uhlelo oluphelele lufakwa ku-weld ngokusebenza okukodwa, okuyilapho ifilimu ivame ukubonakala incane esiqongweni. Imiphumela emibili kufanele ibe sesicacisweni: ukusebenza okwengeziwe okufanele kuhlanganiswe yi-coating elandelayo, kanye nobukhulu bendawo obuphakanyisiwe isilinganiso senombolo eyodwa esingahluleka kuso ku-weld enhle, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Ukulinganisa ukujiya kwefilimu kanye nerekhodi lokutholwa kwamaholideyi
Amarekhodi amabili okulinganisa asemaphethelweni omsebenzi wokugcoba. Ukujiya kwefilimu eyomile kukalwa ensimbi ngamageji e-magnetic induction, futhi ezintweni ezingenansimbi kusetshenziswa amageji e-eddy current, kulandelwa indlela ebekwe ku-SSPC-PA 2. Umbandela wokwamukela kufanele usho ukuthi zingaki izilinganiso ezithathwayo, zisetshenziswa kanjani isilinganiso sazo, nokuthi yikuphi ukuphambuka kwesilinganiso esisodwa okuvunyelwe, ngoba isilinganiso singafihla indawo encane, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Ukutholwa kwama-holiday kuthola izimbobo ezincane nezikhala kufilimu, futhi i-NACE SP0188 ibeka izindlela, kanti i-voltage nendlela ekhethwayo kufanele ihambisane nogqinsi lwefilimu esikhundleni sesethingi esisodwa sayo yonke into. Irekhodi libalulekile ngoba i-holiday ayibonakali kuze kube ukuthi i-coating imanzi, futhi uma ithangi seligcwele amanzi imbobo encane iba indawo yokugqwala. Lapha izindlela ezimbili zihluka kakhulu: i-enamel eyenziwe efektri ihlolwa nge-1500 V leakage test njengesinyathelo sokukhiqiza, kanti ifilimu yasensimini esakhiwe ngosuku oluthile, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Ukuqinisekisa ukuphola ngaphambi kokuthi ithangi ligcwaliswe
Ukuphulukisa iyisinyathelo esivame ukushiyelwa idethi ekhasini ledatha lokumboza, futhi sinquma ukuthi umugqa wangaphakathi uphephile yini ukuze usetshenziswe. Izinhlelo eziningi zokumboza ziphulukisa ngesikhathi kanye nezinga lokushisa: ikhasi ledatha lisho isikhathi sokuthambisa ezingeni lokushisa eliyireferensi, futhi isikhathi sangempela siyanda lapho indawo ezungezile ipholile noma umswakama uphezulu. Ukucaciswa kufanele kushiwo uhlelo lokuthambisa olusebenza ezimweni zendawo, kanye nokuqinisekiswa okurekhodiwe ngaphambi kokugcwalisa. Izindlela ezimbili zisetshenziswa: ukuhlolwa kokuqina kwefilimu esetshenzisiwe, kanye nokwesulwa ngesincibilikisi okuqinisekisa ukuthi idlule ekuthambiseni hhayi ekomeni. Ethangini lamanzi okuphuza, irekhodi lokuthambisa lilandelwa ukuhlanza nokubulala amagciwane ngaphansi kwe-AWWA C652, njengoba kuchaziwe ku-awwa d102 yokumboza amathangi amanzi okuphuza.
Ukuhlolwa, uhlu lwezinto okufanele zenziwe kanye nesethi yokuthunyelwa kokugcoba
Ukunikezelwa komsebenzi wokumboza kuyidokhumenti yokubuyekezwa ehambisana nokuhlolwa kwendawo. Uhlu lwezinto okufanele zenziwe luvala izinto ezibonakalayo: amafilimu amancane, izindawo ezigejiwe, ukumbozwa kwemithungo eyonakele kanye nokumbozwa okonakele ezindaweni zokuphatha. Ukuvalwa ngakunye kuwukulinganisa kabusha kunombono wokubona, ngoba into yatholakala ngokulinganisa ekuqaleni. Ithebula elingezansi libala lokho okukhethwe kwe-D102 ephelele okukuzuzayo. Uma kufundwa ndawonye, amarekhodi amane akha uchungechunge olulodwa: izinga lokulungiselela lithi insimbi yayilungele ukwamukela ukumbozwa, ukujiya kuthi kwakhiwe njengoba kucacisiwe, irekhodi lamaholide lithi ifilimu iyaqhubeka, futhi ukuqinisekiswa kokuphulukiswa kuthi ifilimu isifinyelele izakhiwo zayo, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Into yokuthunyelwa | Okufanele ikhombise | Isikhala esisele uma kushiyiwe |
Uhlelo lokugcoba | Izinhlelo zangaphakathi nangaphandle ezishiwo, namashidi edatha | Umsebenzisi ufaka olunye uhlelo oluhambisana nentengo |
Ukulungiswa kwendawo | Amazinga epuleti, imithungo nokulungiswa, nokulingana kwe-NACE | Ukwehluleka kokunamathela okusolwa i-coating, hhayi ukulungiselela |
Ubukhulu befilimu eyomile | Uhlobo lwegeji, ukulinganisa, inani lokufunda, izindawo | Indlela efihla indawo encane |
Ukutholwa kwama-holiday | Indlela, ububanzi be-voltage, imiphumela ngendawo | Izimbobo ezincane ezitholakala kuphela lapho ithangi seligcwele amanzi |
Ukuqinisekiswa kokulapha | Uhlelo ezimweni zendawo nomphumela | Isembozo esingalaphiwe ngokwanele sisemsebenzini |
Amarekhodi okulungisa | Inqubo esetshenzisiwe nokuhlolwa kabusha ngemuva kokulungiswa ngakunye | Izindawo zokulungisa ezingaqinisekisiwe ngesikhathi sokunikezela |
Isifundo Sombandela Wephrojekthi
Imibhalo eyinkomba yalo msebenzi, ecashunwe emtatsheni wamaphrojekthi oqinisekisiwe. Izinga lokufanisa C. Iphrojekthi yethangi elifakwe i-epoxy yamanzi angcolile ezimbonini. I-medium kanye nendlela yokuqinisekisa i-lining yehlukile ku-lining yangaphakathi yamanzi okuphuzwayo okukhulunywa ngayo ku-D102, ngakho lokhu kulethwa kufakazela ikhono lokwakha amathangi amakhulu afakwe i-coating futhi akusetshenziswa njengesisekelo sohlelo lwe-coating okukhulunywa ngalo lapha, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
I-ID yephrojekthi | Izwe | Umkhiqizo | Umthamo | Inani lamathangi | Ubukhulu | Ukuqedwa | Ububanzi bokuhlinzekwa |
CH-WW-8513 | China | Ithangi Elifakwe I-Epoxy (FBE) | 8,513 m3 | 1 | φ33.61 × 9.6 m (H) | Akurekhodiwe emthonjeni okhona | Akurekhodiwe |
Iphrojekthi yethangi eligcotshwe nge-epoxy yamanzi angcolile ezimbonini. Indlela yokwelapha kanye nendlela yokuqinisekisa i-lining yehlukile kwi-lining yangaphakathi yamanzi okuphuzwayo okukhulunywa ngayo ku-D102, ngakho-ke lokhu kulethwa kufakazela ikhono lokwakha amathangi amakhulu agcotshiwe futhi akusetshenziswa njengesisekelo sohlelo lokugcoba okuxoxwa ngalo lapha, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Imibuzo Evame Ukubuzwa
Umbuzo 1. Kungani izinga lokugcoba lihluke ezingeni lethangi?
Ngoba zilawula izinto ezihlukene. I-D100 ibeka isimo, isakhiwo, ukushisela kanye nokuhlolwa kwethangi elishiselwe. I-D102 ibeka uhlelo lokuvikela olusetshenziswa ezingxenyeni zalo, emsebenzini omusha nasemsebenzini wokulungisa ngokufanayo, nemikhakha yayo, amazinga okulungiselela, ukujiya, izindlela zokuhlola kanye nezimo zokuphulukisa. Ukugcoba yilapho iningi lempilo esetshenziswayo yethangi lensimbi lichitha khona, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Umbuzo 2. Ahluke kanjani amasistimu okugcoba angaphakathi nangaphandle?
Ingaphakathi libhekene nemvelo emanzi unomphela futhi lihlolwa ngokumelene nendawo eliyiqukethe nangokumelene nekhwalithi yamanzi, ngokulahlekelwa kokunamathela nokuvuvukala njengokwehluleka okujwayelekile. Ingaphandle libhekene nemisebe ye-ultraviolet, ukuhlaselwa umkhathi kanye nokulimala komshini, ngokuwohloka kwekhodi yokumboza kanye nokugqwala ezindaweni ezilimele. Ingaphakathi liqinisekiswa ngobukhulu, ukutholwa kwama-holiday kanye nokuqinisekiswa kokuphulukiswa ngaphambi kokugcwalisa; ingaphandle ngobukhulu nokunamathela ekulungiseni, njengoba kuchaziwe ngokuningiliziwe kuma-awwa d102 amathangi okugcina amanzi ensimbi okumboza.
Umbuzo 3. Yiluphi isitifiketi esithwalwa ukufakwa kwamanzi okuphuzwayo?
Incwadi yokuqinisekisa ukuthintana namanzi okuphuzwayo ekhishwe kumkhiqizo othile, ngobukhulu obucacisiwe futhi isetshenziswe ngendlela ecacisiwe. Ihlukile ekuqinisekisweni kwesakhiwo futhi ayisho ukuthi ithangi lingamanzi okuphuzwayo, ukuthi i-coating ihlala isikhathi eside, noma ukuthi ukusetshenziswa kwakulungile. I-AWWA C550 ibhekana nezinhlelo zokuvikela zangaphakathi zezindawo zokugcina amanzi kanye nendlela yokuthintana namanzi okuphuzwayo yazo. Isitifiketi kufanele silandeleke kuze kufike kumkhiqizo osetshenzisiwe, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Umbuzo 4. Kungani izinga lokulungiswa kwendawo linquma ukunamathela?
Ngoba ukunamathela ensimbi kuwukuxhumana komshini nendawo engaphansi, futhi izinga lokulungiswa lishiya ukuxhumana. I-SSPC-SP 6 ne-NACE No. 3 iyizinga elivamile lepuleti elisha, kanti i-SSPC-SP 10 ne-NACE No. 2 iyizinga eliphakeme lendawo ehlanzekile neyokulungiswa. Ethangini elishiselwe, ipuleti elilungiswe esitolo nemithungo yasensimini akuvamisile ukufana, ngakho-ke lokho kwamukelwa kufanele kuxazululwe ngokubhaliwe kusengaphambili, njengoba kuchaziwe ku-awwa d102 yokugcoba amathangi okugcina amanzi ensimbi.
Umbuzo 5. Ingabe ukugcoba kwemigqa kudingwa yininga?
Cha. I-Stripe coating iyimfuneko yephrojekthi, ecaciswa lapho umkhiqizi we-coating noma umklami eyifuna khona, ngokuvamile lapho i-geometry yenza kube nzima ukwakha ifilimu edingekayo ngokuhamba kanye noma lapho i-weld iyisici esibalulekile sesakhiwo. Ukukuchaza njengomkhuba ojwayelekile akusona isicaciso. Lapho kucacisiwe, umsebenzi owengeziwe kanye nomthetho wogqinsi oluhlukile lwe-stripe kufanele kushiwo, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Umbuzo 6. I-dry film thickness ilinganiswa kanjani?
Ngamageji e-magnetic induction ensimbi kanye namageji e-eddy current ezintweni ezingenansimbi, kulandelwa indlela ebekwe ku-SSPC-PA 2. Umbandela wokwamukela kufanele usho ukuthi zingaki izilinganiso ezithathwayo, zibalwa kanjani isilinganiso sazo kanye nokuthi yikuphi ukuphambuka kokulinganisa okukodwa okuvunyelwe. Umbandela obhalwe njengesilinganiso kuphela uzodlulisa ithangi elinendawo encane, okuyisici ukulinganisa okukhona ukuze kutholakale, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Q7. Umbhalo wokutholwa kwama-holiday ufakazelani?
Ukuthi ifilimu esetshenzisiwe iqhubeka endaweni emboziwe, ngaphandle kwezimbobo ezincane noma izikhala ezingaba yizindawo zokugqwala uma ithangi seligcwele amanzi. I-NACE SP0188 ibeka izindlela, kanti i-voltage nendlela zikhethwa ukuze zihambisane nokujiya kwefilimu. Akufakazeli ukuthi i-coating ihambisana ne-medium, noma ukuthi ukunamathela kuqinile; lezo ziphendulwa ukukhethwa kwesistimu kanye nezinga lokulungiselela, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Umbuzo 8. Kungani ukuphulukiswa kufanele kuqinisekiswe ngaphambi kokuthi ithangi ligcwaliswe?
Ngenxa yokuthi izinhlelo eziningi zokumboza zilapha ngokwesikhathi nokushisa, futhi isikhathi sangempela siyanda lapho indawo ezungezile ipholile noma umswakama uphezulu, ngakho usuku olukudatha yedatha akubona ubufakazi. Ukuhlolwa kokuqina noma ukusula ngesincibilikisi kuqinisekisa ukuthi ifilimu isifinyelele izakhiwo zayo kunokuba yome nje. Ethangini lamanzi okuphuza irekhodi lokulapha lilandelwa ukuhlanza nokubulala amagciwane ngaphansi kwe-AWWA C652, njengoba kuchaziwe ku-awwa d102 yokumboza amathangi amanzi okuphuza.
Iphrojekthi yokufaka i-coating ye-D102 yahlulelwa ngamarekhodi amane: izinga lokulungiselela ingaphezulu, ukujiya kwefilimu eyomile, umphumela wokuhlola ama-holiday kanye nokuqinisekiswa kokuphola. Iphrojekthi enegama lomkhiqizo kanye nokuvunywa okubonakalayo ayikacaciswanga, kungakhathaliseki ukuthi iyiphi i-coating. Ukulandelana kwezinto kubalulekile njengoba kunjalo ngesethi, ngoba ukulungiselela kuza kuqala ngoba ukunamathela akukwazi ukubuyiselwa kamuva, ukujiya nokuhlolwa kwama-holiday kuba ngokwesibili ngoba kukalwa kufilimu eseyifakiwe, futhi ukuphola kuba ngokugcina ngoba akukwazi ukufushaniswa ngokwengeza umzamo kwenye indawo. Isicaciso esibiza amasistimu angaphakathi nangaphandle, amazinga okulungiselela, izindlela zokukala kanye nemibandela yokwamukela ndawonye sikhiqiza iphrojekthi eqinisekisekayo; esibiza umkhiqizo kuphela sikhiqiza ingxabano. Futhi ngenxa yokuthi ingaphakathi yilapho ukwehluleka kungase kwenzeke khona futhi ubufakazi buqoqwe khona, amarekhodi kufanele abe khona ngaphambi kokuthi ithangi ligcwaliswe, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Khuluma Nonjiniyela
Thumela i-medium umthamo i-tank ezowuthwala, i-pH yayo, i-chloride kanye nebanga lokushisa, ukuthi ngabe amanzi ayaphuzeka yini, ububanzi nokuphakama kwe-tank nokuthi i-welded noma i-bolted, isimo sendawo kanye nanoma yiziphi izindawo zokulungisa, izinga lokushisa lendawo ezungezile elilindelekile kanye nomswakama ngesikhathi sokusetshenziswa, kanye nezinga ozimisele ukuthi i-coating ililandele. Sizobuyisela incazelo ye-coating ye-D102 ebiza amasistimu angaphakathi nangaphandle, amazinga okulungiselela e-plate nama-welds, ukujiya kwe-film kanye nezindlela zokuhlola i-holiday, uhlelo lokwelapha kanye nokuqinisekiswa kwalo, kanye nesethi yokuhambisa edingekayo ngaphambi kokuthi i-tank igcwaliswe. Lapho kuhileleka ukuthintana namanzi aphuzekayo, sizokhomba isitifiketi okufanele umkhiqizo othile ube naso kulo msebenzi, njengoba kuchaziwe ku-awwa d102 coating steel water storage tanks.
Mayelana ne-Center Enamel
I-Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) ingumkhiqizi ochwepheshe ozinikele ekuklameni nasekwakheni amathangi okugcina axhunywe ngamabhawodi kusukela ngo-2008. Uhlu lwemikhiqizo luhlanganisa amathangi e-Glass-Fused-to-Steel (GFS), amathangi e-Fusion-Bonded Epoxy (FBE), amathangi ensimbi engagqwali, amathangi ensimbi e-galvanized kanye nophahla lwe-aluminum geodesic dome, kanye nokwesekwa kobuchwepheshe be-EPC kanye nezinsiza zamathangi. Ukukhiqizwa kwenzeka ngaphansi kwe-ISO 9001, ISO 14001 kanye ne-ISO 45001, futhi uhlu lwemikhiqizo luqinisekisiwe nge-NSF/ANSI 61, WRAS, CE kanye ne-EN 1090, ISO 28765, AWWA D103-09 kanye ne-NFPA lapho uhlelo ludinga khona. Inkampani inamalungelo obunikazi e-enameling acishe abe ngu-200, isebenzisa isizinda sokukhiqiza esingama-150,000 m2, ikhiqiza cishe amapuleti ensimbi e-enamel-coated angama-300,000 ngonyaka, isiqedile amaphrojekthi afakiwe angaphezu kuka-30,000 futhi ithumele amathangi emazweni angaphezu kwe-100. Ikhono lokuklama kobunjiniyela lihlanganisa umthamo wamathangi afinyelela ku-60,000 m3, njengoba kuchaziwe ngemininingwane kuma-awwa d102 coating steel water storage tanks.
WhatsApp