Ithangi Lezamanzi Lokulwa Nezikhali Elingenasici
Kwadalwa ngo 2025.12.05
Amathangi Amanzi Okulwa Nomlilo Ensini: Umhlahlandlela Wobunjiniyela Nokuthenga we-NFPA 22
Ezindaweni zezimboni, zezentengiselwano, kanye nezamasipala, ukunikezwa kwamanzi okuzinikezele okulwa nomlilo kuyisivikelo esiphezulu ngokumelene nokulahlekelwa okukhulu. Lapho ukuhlinzekwa kwamanzi kamasipala kunganele ukuhlangabezana nesidingo samandla omshini wamaphampu omlilo omkhulu kanye nezinhlelo zokufafaza, amathangi amanzi okulwa nomlilo esizeni aba isidingo esibalulekile sengqalasizinda.
Nakuba kunezinto ezahlukene ezisetshenziselwa ukugcina amanzi, amathangi amanzi okucisha umlilo enziwe ngensimbi engagqwali (stainless steel) ayona into ethembeke kakhulu. Aklanyelwe ngokuhambisana ngokuqinile ne-National Fire Protection Association (NFPA) 22 standard, la mathangi ahlinzeka ngokumelana nokugqwala okuphelele, aqede ingozi yokwakheka kwezinto ezivala imisele yokudonsa amanzi yamaphampu omlilo ngesikhathi esiphuthumayo. Ezindaweni ezinobungozi obukhulu, amathangi ensimbi engagqwali angahlanganiswa ngamamojula (modular bolted stainless steel tanks) ahlinzeka ngokuhlanganiswa okuphelele kokufakwa ngokushesha nokuvikela okuhlala njalo, okungadingi ukugcinwa.
1. Indima Ebalulekile Yokuhambisana Ne-NFPA 22
Amathangi okucisha umlilo awawona amathangi okugcina ajwayelekile; angamadivayisi abalulekile empilweni emisebenzini. I-NFPA 22 (Izinga lamathangi amanzi okuvikelwa umlilo wangasese) ichaza ubunjiniyela obuqinile, ukwakhiwa, nezinqubo zokugcinwa ezidingekayo ukuze kuqinisekiswe ukuthi ithangi lisebenza ngokungenasici ngaphansi kwezimo zokugeleza eziphuthumayo.
Abakhiqizi abahamba phambili emhlabeni, njenge-Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel), bakha amathangi ensimbi engagqwali ahambisana ngokuqinile ne-NFPA 22, kanye nezinye izimiso zokwakha ezihambisanayo njenge-AWWA D103 (yamathangi ensimbi axhunywe ngezikulufu) ne-ASCE 7 ukuze kuthuthukiswe ukumelana nokuzamazama komhlaba nomoya. Ukuhambisana kuqinisekisa ukuthi ithangi ngeke lihluleke ngokwakhiwa nokuthi ukuhlinzekwa kwamanzi kuhlala kutholakala ngokushesha kunethiwekhi yamaphampu omlilo.
2. Kungani Insimbi Engagqwali? (Izinzuzo Zokuhlanganiswa Kwensimbi)
Ngokungafani nezimbiza zensimbi ye-carbon ezisebenzisa izinto zangaphakathi ze-epoxy noma izinto zepulasitiki—ezingadala, zihlukane, noma ziqhekeke ngokuhamba kwesikhathi—insimbi engagqwali inikeza ukumelana nokugqwala okungaphakathi, okudlula ezindongeni. Lokhu kufezwa ngesendlalelo se-chromium oxide esizivikelayo esizilapha ngokwaso lapho kukhona umoya-mpilo.
Ukuqhathaniswa kwezinga lezinto
Isici / Isilinganiso | I-Grade 304 / 304L (SS304) | I-Grade 316 / 316L (SS316L) |
Ukwakheka Kwensimbi | I-Chromium engu-18%, i-Nickel engu-8% | I-Chromium engu-16-18%, i-Nickel engu-10-14%, i-Molybdenum engu-2-3% |
Ukumelana Nokugqwala | Kuhle kakhulu emanzini ajwayelekile okuphuza kanye namanzi omlilo. | Ukumelana okuphezulu nama-chloride kanye nezindawo ezisogwini/zasolwandle. |
Ingozi Yokungcola Kwangaphakathi | Akukho. Indawo ebushelelezi ivimbela ukuhlala kwesikali nokugqwala. | Iziro. Ukuvikelwa okuphezulu ngokumelene nokugqwala okubhidlizayo. |
Ukuvikelwa Kwempompi Yomlilo | Phezulu (Awekho amagwebu okugqwala angavala izimbobo zesifutho). | Phezulu (Ukulawula okuphelele kwezinhlayiya). |
Isicelo Esihle Kakhulu | Izimboni zasemakhaya, izindawo zokugcina izimpahla, izindawo eziyisiqalo zikamasipala. | Izindawo ezisogwini, izimboni zamakhemikhali, izindawo ezonakalisa kakhulu. |
Inothi lobunjiniyela: Ukuqedwa kokugqwala kwangaphakathi kubalulekile. Ematsangeni ensimbi yekhabhoni endala, ukugqwala okungase kuphume kungadonselwa ku-vortex we-fire pump, kukhubaze unomphela izikhiye zesistimu yokunisela lapho zidingeka kakhulu.
3. Izinsiza zobunjiniyela ze-NFPA 22 Ezidingekayo
Ukuze kufezeke ukuthobela okugcwele kwemithetho kanye nokulungela ukusebenza, ithangi lokulwa nomlilo lensimbi engagqwalisiwe kufanele lihlotshiswe ngezinto ezithile kakhulu zemishini:
1. Amapuleti Angavimbeli i-Vortex: Asethwe ngqo phezu kokuphuma kokukhipha, lawa mapuleti enziwe ngensimbi engagqwali avimbela ukwakheka kwamaxhaphozi amanzi. Ngaphandle kwe-anti-vortex plate, umoya ungase umunceke ku-fire pump, ubangele i-cavitation esheshayo nokwehluleka kwe-pump.
2. Amaventi Ophahleni Anomoya Ophakeme: Ngesikhathi sokuphuthuma, ama-fire pump adonsa izinkulungwane zamagaloni ngomzuzu. Amaventi ophahleni anomthamo omkhulu avumela umoya ukuthi ungene ngokushesha ethangini, ulinganise ingcindezi futhi uvimbele ukugqashuka okukhulu kwesakhiwo (ukuqhekeka kwe-vacuum).
3. Izinhlelo Zokushisisa Ezicwilisiwe: Ezindaweni ezisebenza ezindaweni ezibandayo, i-NFPA 22 iyala ukuthi izinga lokushisa lamanzi agciniwe kumele ligcinwe lingaphansi noma lingaphezu kuka-4.4°C (40°F). Amatawuni ahlomele izishisi zikagesi ezicwilisiwe ezigunyaziwe kanye nokufakwa okunamandla ngaphandle ukuvimbela ukuqhwa.
4. Ukuqapha Izinga Lamanzi: Amabhodi angaphandle athembekile kanye nezishintshi zikagesi eziphezulu/eziphansi ezixhunywe ngqo kuphaneli eyinhloko ye-alamu yomlilo yesikhungo ziqinisekisa ukuthi ithangi lihlale likwizinga eliphezulu lokusebenza.
5. Ukufinyelela Okuhambisana ne-OSHA: Izitebhisi zangaphandle ezinamasistimu okuvikela ukuwa kanye nezimbobo eziphephile zophahla zivumela ukuhlolwa kwangaphakathi okuyimpoqo njalo.
4. Inzuzo Ye-Stainless Steel Eboshwe Ngezikulufu
Ngokomlando, amathangi amakhulu ensimbi engagqwali ayelotshwa ensimini, inqubo eyayidinga izimvume eziningi zokusebenza okushisayo, ukuphazamiseka okukhulu kwendawo, kanye nezindleko ezinkulu zabasebenzi.
Namuhla, indinganiso yomkhakha wokuthunyelwa ngokushesha yithangi lensimbi engagqwali eboshwe ngezikulufu.
● Ukukhiqizwa Okunembayo Efektri: Amaphaneli anqunywa nge-CNC, agingqwa, futhi abholwa ngaphambili endaweni efektri elawulwayo.
● Ukuhlanganiswa Okusheshayo Esizeni: Ithangi lihlanganiswa esizeni kusetshenziswa amabhawodi aphezulu kanye nezinto ezikhethekile zokubopha, kunciphisa kakhulu isikhathi sokufakwa kusuka ezinyangeni kuye emavikelini.
● Akudingeki Umsebenzi Wokushisa: Ukuqedwa kokushisela ensimini kuqeda ngokuphelele izingozi zomlilo ngesikhathi sokwakhiwa, okubaluleke kakhulu lapho kwandiswa ingqalasizinda ezitshalweni ezisebenzayo zamakhemikhali noma ezimbonini zamafutha.
● Ukukala: Izimbiza eziboshwe ngezikulufu zingandiswa ngokumile ngokungeza imisinga yesakhiwo noma zihlakazwe futhi zithunyelwe kwenye indawo uma izidingo zesikhungo zishintsha.
5. Imibuzo Evame Ukubuzwa (FAQ)
Q: Ingabe imbiza yamanzi omlilo yensimbi engagqwali ingasetshenziselwa ukugcina izinto ezimbili (isibonelo, amanzi okuphuza kanye nokuvikelwa komlilo)?
A: Yebo. Ngoba insimbi engagqwali ihlanzekile kakhulu futhi ihambisana ne-NSF/ANSI 61, ithangi elilodwa lingakhiwa ngemisele yamanzi ehlukene. Ukuphuma kwamanzi asekhaya kubekwe phezulu esikhunjeni sethangi, kuqinisekisa ukuthi umthamo wamanzi onikezelwe, ongathintwa uhlala phansi kuphela ukuze kube ukudonswa kwempompi yomlilo.
Umbuzo: Ingabe ithangi lomlilo lensimbi engagqwali lidinga umugqa wangaphakathi?
A: Cha. Enye yezinzuzo eziyinhloko zokusebenzisa i-SS304 noma i-SS316L ukuthi i-alloy ngokwayo ihlinzeka ngesivikelo sokugqwala. Azikho izendlalelo zangaphakathi noma izendlalelo ze-epoxy okufanele zihlolwe, zilungiswe, noma zishintshwe, okuholela ngaphakathi okungadingi isondlo.
Umbuzo: Yisiphi isikhathi esivamile sokuhola ithangi lomlilo lensimbi eliboshiwe?
A: Ngenxa yezinqubo zokukhiqiza ezihlukahlukene, amathangi ensimbi engagqwalisiwe axhunywe ngezikulufu angakwazi ukuklanywa, enziwe, futhi alethwe endaweni ngokushesha kakhulu kunezindlela ezikhethekile ezenziwa ensimini, avame ukufika futhi akhelwe ngaphakathi kwamajubane ajwayelekile okwakhiwa.
Ukutshala imali ethangini lamanzi okucisha umlilo elenziwe ngensimbi engagqwali kuyisikhuthazo sokuvikeleka unomphela kwesikhungo. Ngokuhlanganisa izakhiwo zensimbi ezingonakali ze-SS304 noma i-SS316L neziqondiso eziqinile zobunjiniyela ze-NFPA 22 ne-AWWA D103, abaqhubi bezimboni nezohwebo baqinisekisa ukuthi banokunikezwa kwamanzi okuphuthumayo okuthembekile, okungadingi yesondlo. Lapho kuhambisana nokwakhiwa okuhlanganiswayo, lezi zinhlelo zinikeza indlela ephumelela kakhulu, engozini ephansi kakhulu yokuhambisana okuphelele nekhodi nokuvikelwa kwezimpilo.
WhatsApp