Izintengo Zamanzi, Osayizi, Nezimo: Incwadi Yesandla Yomthengi
Kwadalwa ngo Ngokwamukisa
Izintengo Zamanzi Amathangi, Osayizi, Namamodeli: Incwadi Yesandla Yomthengi
Le ncwadi yokubhekisela ichaza ukuthi yini eqhuba intengo yethangi lamanzi nokuthi osayizi namamodeli ahlobana kanjani, ukuze umthengi acele isilinganiso esinembile esikhundleni sokuqhathanisa amanani angaziwa. Akukho ntengo eyodwa esebenzayo ngoba umsebenzi, into yokwenza, i-liner, uphahla, ukuthutha kanye nobubanzi bokufaka kushintsha inombolo ngaphezu kwegama elithi 'ithangi'.
Incazelo Nendlela Yokwenza
Lesi sibonelo sichaza ukuthi yini elawula intengo yethangi lamanzi nokuthi osayizi namamodeli ahlobana kanjani, ukuze umthengi akwazi ukucela isilinganiso esinembile esikhundleni sokuqhathanisa amanani angenagama. Akukho ntengo eyodwa esebenzayo ngoba umsebenzi, impahla, isembozo sangaphakathi, uphahla, ukuthutha kanye nobubanzi bokufaka kushintsha inombolo ngaphezu kwegama elithi 'ithangi'.
Isitatimende esiqotho sithi: intengo ilandela incazelo. Ithangi le-GFS elikaliwe le-NSF/ANSI 61 lamanzi okuphuza kanye nethangi lenqubo elingagqamile le-galvanized elinomthamo ofanayo kuyimikhiqizo ehlukene ngezindleko ezihlukene.
Izinhlelo Zokusebenza Nokuthi Kungani Zibalulekile
Amathenga ngokuvamile adinga ibhendi yosayizi (encane <500 m3, ephakathi 500-5000 m3, enkulu 5000-40000+ m3) kanye nomndeni wemodeli (i-GFS eboshiwe, i-epoxy, i-galvanized, i-stainless, i-welded, i-concrete/FRP).
Amaphrojekthi wangempela alethwa kuleli qoqo asukela kwithangi elilodwa le-121 m3 kuya epulazini lesifunda lamathangi amane angu-44,900 m3 — ukusabalala komthamo ophindwe izikhathi ezingama-370 okungekho mugqa wamanani owodwa ongakwazi ukuwuhlanganisa.
Uhlolojikelele Lwencazelo Yezobuchwepheshe
Ukukhetha / Isici | Imininingwane | Ukusetshenziswa Okujwayelekile | Isitifiketi / Inothi | Amanothi |
Encane (<500 m3) | 1-3 amathangi, ububanzi < ~12 m | Amadolobhana, amakamu, izimboni ezincane | Kuncike emsebenzini | Kuhlangene, kushesha ukumiswa |
Phakathi (500-5000 m3) | Ithangi elilodwa noma ambalwa | Kamasipala, kwezimboni | Kuncike emsebenzini | Ibanga elivamile |
Amakhulu (5000-40000+ m3) | Amapulazi anamathangi amaningi | Isifunda, insiza yomphakathi | Kuncike emsebenzini | Amapulazi e-modular |
Uhlaka Lokukhetha
Okokugcina amanzi ajwayelekile (ucwaningo lomthengi), khetha ngokuqala ngokulungisa umsebenzi kanye nezinga, bese uhlanganisa into kanye nesitifiketi se-liner ekhemistri yamanzi kanye nesimo sezulu, futhi ekugcineni uqinisekise umthamo, uphahla kanye nobubanzi bokuhlinzeka. Ukweqa, ukulungiseka kanye nokuthutha endaweni kunquma owinile ongokoqobo ngaphezu kwezindleko zokuqala.
Sebenzisa uhlu lokuhlola olungezansi njengokokufaka okuncane kwencazelo yamanani, osayizi namamodeli amathangi amanzi; incazelo ephelele ibuye ibale ikhemistri yamanzi, isimo sezulu kanye nesiphathimandla esinegunya ukuze umhlinzeki abuyisele isiphakamiso esivikelekile, esiqhathanisekayo.
Ipharamitha | Okufanele kuchazwe |
Umsebenzi / ukusetshenziswa | Ukugcinwa kwamanzi okuvamile (ucwaningo lomthengi) |
Ukusesha / ukugxila kobubanzi | intengo yamathangi amanzi osayizi amamodeli |
Abafundi abayinhloko | Abathengi, abanikazi besabelomali |
Ukuqinisekiswa kokuxhumana | I-NSF/ANSI 61 / WRAS / LFGB (yokuphuza) njengoba kudingwa yimakethe |
Izinga lesakhiwo | I-ISO 28765 / AWWA D103 / EN 1090 |
Uphahla / isembozo | I-Aluminium dome / flat / enamel ngokomsebenzi |
Ububanzi bokuhlinzeka | Ithangi Kuphela noma Ithangi + Uphahla — chaza kusihloko sokuthenda |
Ukucatshangelwa Kobunjiniyela
Cela isilinganiso semali ngokwesimiso, hhayi ngenombolo yemodeli: chaza umsebenzi (okuphuzwayo/umlilo/inqubo), umthamo, ukwakheka kwamakhemikhali amanzi, isimo sezulu, uphahla, isitifiketi se-liner, imigomo yokuthutha (FOB/CIF) nokuthi Ithangi Kuphela noma Ithangi + Uphahla.
Qinisekisa amabhendi omthamo kusuka kumaphrojekthi angempela esikhundleni sokuqagela; imithamo eqinisekisiwe yethangi elilodwa lephothifoliyo isukela cishe ku-100 m3 kuya ku-11,000 m3, futhi amapulazi afinyelela ezinkulungwaneni zamamitha eziyisikwele (m3).
Izihibe Ezivamile Zokucaciswa
· Ukuqhathanisa izintengo emisebenzini ehlukene noma ezitifiketini ze-liner — ithangi lamanzi okuphuza kanye nethangi lenqubo akuzona umkhiqizo ofanayo.
· Ukusho intengo ye-ex-works kuphela futhi ukhohlwe i-freight, ukuphakamisa, isisekelo kanye ne-hydrotest, okungalingana nezindleko zethangi ezindaweni ezikude.
· Ukucabanga ukuthi 'okukhulu kushibhile ngokulingana' — ububanzi obukhulu kakhulu budinga amaphaneli asindayo, ama-crane amakhulu kanye ne-freight eningi, okushintsha ijika.
Uhlu Lokuhlola Lokucaciswa
· Qinisekisa umsebenzi (Ukugcinwa kwamanzi jikelele (ucwaningo lomthengi)) kanye nezinga elilawulayo ngaphambi kokukhetha into noma i-liner.
· Hlola: ukuqhathanisa amanani phakathi kwemisebenzi ehlukene noma izitifiketi ze-liner — ithangi lokuphuza nethangi lenqubo akusiwona umkhiqizo ofanayo.
· Hlola: ukucaphuna intengo ye-ex-works kuphela nokukhohlwa imali yokuthutha, ukuphakamisa, isisekelo kanye ne-hydrotest, okungalingana nezindleko zethangi ezindaweni ezikude.
· Hlola: ukucabanga ukuthi 'okukhulu kushibhile ngokulingana' — ububanzi obukhulu kakhulu budinga amaphaneli asindayo, izicelo ezinkulu kanye nokuthutha okwengeziwe, okushintsha ijika.
· Gcina isisekelo sokuqalisa kanye nerekhodi lokunakekela okuhleliwe.
Izindinganiso Nokuhambisana
Izithenjwa ezifanele zihlanganisa i-AWWA D103 (amathangi ensimbi aboshiwe), i-ISO 28765 (ukuklanywa kwe-GFS), i-NSF/ANSI 61 kanye ne-WRAS (ukuxhumana namanzi okuphuza), i-EN 1090 (ukusetshenziswa kwesakhiwo), i-NFPA kanye ne-OSHA lapho kufanele khona. Qinisekisa indinganiso ethile edingwa yimakethe yakho kanye nesiphathimandla.
Imibuzo Evame Ukubuzwa
Yini enquma intengo yethangi lamanzi?
Umsebenzi, isitifiketi sempahla kanye ne-liner, umthamo, uhlobo lophahla, i-coating, imigomo yokuthutha, isisekelo kanye nobubanzi bokufaka. Ukucaciswa, hhayi igama lemodeli, kusetha intengo.
Amathangi amanzi afika ngobukhulu buni?
Kusukela kumathangi amancane angaphansi kuka-500 m3 kuya kumapulazi anamathangi amaningi angaphezu kuka-40,000 m3. Amathangi angawodwa aqinisekisiwe kule portfolio ahlanganisa cishe u-100 m3 kuya ku-11,000 m3.
Yimaphi amamodeli amathangi amanzi avamile?
I-GFS eboshiwe, i-fusion-bonded epoxy (FBE), insimbi egqanyisiwe, insimbi engagqwali, insimbi eshiselwe, kanye nokhonkolo/FRP. Amamodeli ensimbi eboshiwe abusa kumaphrojekthi akhawulelwe ezokuthutha kanye namaphrojekthi amakhulu.
Kungani kungekho uhlu lwamanani angaguquki?
Ngoba ithangi ngalinye licaciselwa umsebenzi, isitifiketi kanye nendawo. Umhlinzeki onomthwalo wemfanelo ucaphuna ngokuvumelana nesicaciso; amanani ashicilelwe nge-m3 ngayinye afihla izinto eziguquguqukayo ezinquma ukufaneleka.
Ngingacela kanjani isilinganiso esinembile sethangi?
Nikeza umsebenzi, umthamo, ukwakheka kwamakhemikhali emanzini, isimo sezulu, isitifiketi se-liner, uphahla, imigomo yokuthutha kanye nobubanzi bokuhlinzeka (Ithangi Kuphela vs Ithangi + Uphahla). Uma isicaciso sinemba kakhulu, isilinganiso siba sincane kakhulu.
Ingabe ithangi elikhulu lishibhile nge-cubic metre ngayinye?
Ngokuvamile yebo kuze kufike ezingeni elithile, kodwa ububanzi obukhulu kakhulu budinga amaphaneli asindayo, ama-crane amakhulu kanye nempahla eningi, ngakho ijika alilandelani ngokulingana.
Uyini umehluko phakathi kweTanki Kuphela kanye neTanki + Uphahla?
Ithangi Kuphela alifaki uphahla nesakhiwo salo; Ithangi + Uphahla kufaka isembozo. Uhlobo lophahla (idome, elisicaba, i-enamel) luthinta kakhulu kokubili intengo nesikhathi sokusebenza.
Ingabe amathangi aboshiwe abiza kancane ukuthunyelwa?
Amaphaneli agcwele kahle ahamba ngokonga kakhulu kunezikebhe ezishiselwe noma ukhonkolo, yingakho amathangi aboshiwe ethandwa kakhulu emisebenzini ekude nemikhulu.
Ingabe amathangi asetsheniwe noma alungisiwe ashibhe kakhulu?
Ngesinye isikhathi, kodwa isitifiketi, isimo se-liner nempilo esele kufanele kuqinisekiswe; emsebenzini wokuphuza i-liner entsha eqinisekisiwe ngokuvamile iyisinqumo esiphephile.
Yimiphi imigomo yokulethwa ejwayelekile?
Izilinganiso zisho i-FOB noma i-CIF kanye nobubanzi bokuhlinzeka (Ithangi Kuphela vs Ithangi + Uphahla); cacisa lokhu ngaphambi kokuqhathanisa amabhidi.
Ingabe kufanele ngithenge ithangi elishibhile kakhulu?
Kuphela ngemva kokuqinisekiswa nokudlula kwekhemistri; ithangi elishibhile elingahambisani nomthetho noma elingafanele umsebenzi walo liyona ebiza kakhulu empilweni yalo yonke.
Ekugcineni kwamanzi avamile (ucwaningo lomthengi), impendulo efanele iqala emsebenzini, ekuqinisekisweni nasezindaweni — hhayi kukhathalogi. Uma ucacisa amanani, osayizi namamodeli amathangi amanzi, Cela Imininingwane Yobuchwepheshe ngomsebenzi wakho, umthamo, ikhemistri yamanzi nezinga, futhi sizobuyisela imininingwane kanye nereferensi eqinisekisiwe.
Mayelana NeNkampani
I-Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) ingumkhiqizi ochwepheshile ozinikele ekuklameni nasekwakheni amathangi okugcina aboshiwe kusukela ngo-2008.
Uhla lwemikhiqizo yethu luhlanganisa amathangi e-Glass-Fused-to-Steel (GFS), amathangi e-fusion-bonded epoxy, amathangi ensimbi engagqwali, amathangi ensimbi egilandi kanye nophahla lwe-aluminium geodesic dome.
Imikhiqizo iqinisekisiwe nge-ISO 9001, NSF/ANSI 61, EN 1090, ISO 28765, WRAS, FM, LFGB kanye ne-ISO 45001, futhi ubunjiniyela be-GFS bulandela i-AWWA D103, OSHA kanye ne-NFPA lapho kufanele khona. Amathangi aboshiwe e-Center Enamel athunyelwa emazweni angaphezu kwe-100.
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