Kunyangwe nemutengo wakakwira, simbi isina tsvina yemvura matangi emvura anopisa kazhinji anodhura zvakanyanya kana achienzanisa mutengo wekutenderera kwehupenyu uye anofanirwa kuratidzwa saizvozvo.
Midziyo yemvura yemumba ndiyo infantry chaiyo yenyika yemagetsi.Vanowanzosangana nemhoteredzo dzakaoma zvikuru uye basa ravo rakaoma rinonyanya kufuratirwa.Kurutivi rwemvura yeheater, zvicherwa, okisijeni, makemikari uye sediment zvose zvinorwiswa.Kana zvasvika pakupisa, kupisa kwakanyanya, kupisa kwemhepo, uye flue gas condensate inogona kukanganisa zvinhu zvose.
Kana zvasvika pakugadzirisa, maheater emvura inopisa mudzimba (DHW) ose asi anoregeredzwa.Varidzi vedzimba vazhinji vanotora zvidziviriro zvavo zvemvura sechinhu chisingatarisirwi uye vanongozviona pazvinenge zvisingashande kana kubuda.Ona anode rod?Surura sediment?Pane chirongwa chekugadzirisa?Kanganwa, hatinetseke.Hazvishamisi kuti michina yakawanda yeDHW ine hupenyu hupfupi.
Iyi hupenyu hupfupi hunogona kuvandudzwa here?Kushandisa DHW heaters yakagadzirwa nesimbi isina tsvina ndiyo imwe nzira yekuwedzera hupenyu.Simbi isina tsvina isimbi yakasimba uye yakasimba iyo inopa kupikisa zviri nani kumvura uye kurwiswa kwemoto, kupa heater mukana wekupa hupenyu hurefu hwebasa.Iyo chete yakaderera kune simbi isina tsvina ndiyo inodhura yakawanda yezvinhu uye kugadzirwa.Mukukwikwidza kukuru kweDHW kunodhura, DHW inodhura inokunda musika.
Simbi isina tsvina izita rekare remasimbi ane ferrous alloys ane chromium inokwana 10.5%.Zvimwe zvinhu zvakaita senickel, molybdenum, titanium uye kabhoni zvinogonawo kuwedzerwa kuti zvipe kusaora, kusimba uye kuumbwa. Pane misanganiswa yakawanda yakasiyana yeaya akasiyana-siyana esimbi anogadzira chaiwo "mhando" uye kuti "chimwe chinhu chakagadzirwa nesimbi isina stainless". nyaya yose.
Kana mumwe munhu akati "ndipei mapaipi epurasitiki" ungauyei?PEX, CPVC, polyethylene?Zvose idzi "plastiki" pombi, asi dzose dzine zvinhu zvakasiyana-siyana, simba uye mashandisirwo.Zvakafanana zvinoenda kune simbi isina tsvina.Kune zvinopfuura 150 mamakisi esimbi isina tsvina, yose ine zvinhu zvakasiyana-siyana uye mashandisirwo.Simbi dzisina tsvina dzinoshandiswa mumidziyo isina tsvina, mhando 4 dzinowanzogadzirwa kubva kune simbi isina tsvina, 3 dzinowanzogadzirwa kubva kumvura dzisina tsvina, 3 dzinowanzogadzirwa kubva kune simbi isina tsvina. 316L, 316Ti uye 444.
Musiyano uripo pakati pemagiredhi aya ndeyekusangana kwealloy mazviri. All "300" giredhi Stainless simbi dzine angangoita 18% chromium uye 10% nickel. Magiredhi maviri 316 anewo 2% molybdenum, nepo 316Ti giredhi ine 1% titanium yakawedzerwa kune musanganiswa. 316 magiredhi, kunyanya kukwirira kupikisa pitting uye crevice corrosion munzvimbo dzechloride.316Ti giredhi titanium inopa yakanakisa kuumbwa uye kusimba.Giredhi 444 rine chromium nemolybdenum, asi harina kana nickel.Kazhinji kutaura, nickel yakawanda, molybdenum, uye titanium iri nani musanganiswa uye simba musanganiswa, kana mumwe munhu ari nani musanganiswa uye simba musanganiswa. vanoti vane "stainless steel" mvura heater, nyatsotarisa magiredhi sezvo asina kufanana mhando
Simbi isina tsvina inoshandiswa mumarudzi ose akasiyana-siyana emvura inopisa.Inonyanya kushandiswa mumagetsi asina kunanga eDHW uye condensing tankless water heaters.Indirect water heaters ine mukati mekushisa kupisa coil yakabatanidzwa kune bhailer kana solar collector loop.Iyo inowanikwa muEurope kupfuura muCanada nekuda kwekutonga kweEuropean hydro uye solar water heat systems.
Kuvakwa kwesimbi isina tsvina kunosanganisira chikamu chikuru chemisika iyi yeEurope isina kunanga.KuCanada, simbi isina simbi uye girazi-lined simbi isina kunanga matangi anowanikwa, matangi esimbi asina simbi anowanzo takura mutengo wepamusoro.Mukupisa kusina tankless mvura inodziya, inopisa inopisa inowanzogadzirwa nemhangura.Nekusundidzira kwepamusoro-soro kusimba mayunitsi, iyo yekutsinhanisa yesimbi yepakutanga kana yesimbi yesimbi inosanganiswa nesimbi yesimbi. exchangers.Direct-fired tank water heaters anoramba ari mambo weCanadian water heater market.Carbon steel ine glass lining inotonga chikamu ichi.Stainless steel inowanzoshandiswa mumatangi asina tankless kana akananga akadzingirwa condensing water heaters.
Kuti uwedzere kushanda kwemidziyo iyi, gasi reflue rinofanirwa kutonhodzwa pasi pedova kuti risunungure kupisa kwakadzika kwemafuta. Chinokonzera condensate ihwo hupfu hwemvura yakasvibiswa kubva kune zvigadzirwa zvinopisa zvinopisa, zvine pH yakaderera uye high acidity. Iyi acidic condensate inofanira kuiswa mumugero kuti iraswe, asi dambudziko guru rinokonzera kupisa kwemvura.
Heat exchangers yakagadzirwa nesimbi yakajairika kana mhangura yakaoma kutsungirira iyi flue gasi condensate kwenguva yakareba.Simbi isina tsvina isarudzo yakanaka yezvinhu nekuda kwekushomeka kwayo kwepamusoro uye kuchinjika, ichibvumira kuti iumbe maumbirwo akaomarara ekupisa kupisa.Kune mabhurendi akawanda e condensing tankless water heaters anoshandisa simbi isina tsvina yekupisa. EF zviyero zvekusvika ku0.97.
Matangi emvura anopisa ane tekinoroji yekutsikisa ari kutangawo kushandiswa kakawanda, kunyanya neimwe shanduko yekodhi yekuvaka inoda yakakwirira yekudziya mvura.Kune marudzi maviri akajairika ekuvaka mumusika uyu.Matangi ane girazi ane girazi ari kuvaka akazara akanyura sekondari condensing heat exchangers.Kunze (kurutivi rwemvura) uye mukati (kurutivi rwemoto) kwechitsinhanho chemoto makoiri ane girazi-akamisikidzwa mukati megirazi-yakavharwa, uye inodzivirira magirazi egadhi mukati meiyo flue. mamodheru ane ese-stainless simbi tangi uye coil kuvaka haina kujairika, asi kune akati wandei akadaro ese-stainless simbi zvivakwa zviripo.
Mari yekutanga yetangi ine girazi ine girazi zvechokwadi yakaderera, uye nguva chete ndiyo ichataura kuti inodzivirira sei kupisa kwekushisa kuchave mumamiriro ezvinhu akaoma.Izvi zvitsva zvinopisa zvemvura zve condensate zvinokwanisa kuwana hukuru hwepamusoro pane hutsika hwemvura hunopisa hunopisa, hune hutano hunopisa hunobva ku90% kusvika ku96%. maheater anopinda mumusika.
Nyatsotarisisa matangi emvura hita uye uchaona kuti akawanda marudzi eakananga kupfurwa, asina kunanga mukati coil, uye akatwasuka matangi ekuchengetera ane girazi-akamisikidzwa uye simbi yekuvaka.
Saka, ndezvipi zvakanakira simbi isina tsvina pamusoro pegirazi rakaiswa? Unonyengetedza sei vatengi kuti vatore mari yakawanda mumatangi esimbi asina tsvina? Mukana mukuru wesimbi isina tsvina ndeyekupokana kwayo kwechisikigo kumarara emvura yakachena, iyo inowedzera hupenyu hwebasa.Nekuda kwekuumbwa kwayo kwesimbi isingadziviriri alloys, matangi esimbi akasimba uye akasimba kupfuura matangi ane girazi-asina simbi anodzivirira padivi reSimbi inodzivirira oxide. kudzivirira ngura.
Girazi-lined matangi, kune rumwe rutivi, anovimba negirazi-lined kuti ipe chipingamupinyi pakati pekabhoni simbi nemvura.Kupa mukana, okisijeni nemakemikari ari mumvura acharwisa simbi uye nekukurumidza kuiparadza.Sezvo zvinenge zvisingabviri kushandisa chero chidziviriro chekudzivirira zvakakwana (hapana microscopic cracks kana pinhole defects in the protective tank layers the rod-line layered the glass-line.
Mipiro yeanode yechibayiro ichapera nekufamba kwenguva, uye kana nzira yacho yapera, electrolysis inotanga kukanganisa nzvimbo dzesimbi dzakaratidzwa mukati me tangi.Chiyero icho anode chinopera chinoenderana nehuwandu hwemvura uye huwandu hwemvura inoshandiswa.Manode echibairo anowanzopedza makore matatu kusvika mashanu, uye anodes inogona kuchinjwa kuti irege kukuvadza kuwedzera.
Kutaura zvazviri, kuongorora nguva dzose uye kuchinjwa kweanode kunowanzoregeredzwa, uye tangi inodonha, zvichiita kuti chikwata chose chitsive.Kusiyana nematangi ane girazi, matangi esimbi asingatsvaki "anode echibairo" kuti adzivise kuparara panzvimbo yavo.
Nekuda kwekuwedzera kusimba uye kushorwa kwemarara, iwe unowanzo kuwana matangi esimbi asina simbi ane waranti yakareba, nevamwe vanogadzira vachipa waranti yehupenyu hwematangi.
Matangi esimbi asina simbi anewo mukana wekuve akareruka kana achienzaniswa nematangi akaiswa girazi, zvichiita kuti zvive nyore kutakura, kubata uye kuisa.Ukobvu hwemadziro esimbi isina tsvina inoshandiswa mumatangi kazhinji hutete zvikuru kupfuura matangi esimbi akafanana ane girazi linings.Inosanganiswa nehuremu hwegirazi yakazvimisikidza pachayo, girazi rakaiswa zvirongo zvinowanzorema zvakanyanya.
Kusiyana nemabhodhoro ane girasi, zvirongo zvesimbi zvisina tsvina zvinoda kutarisirwa zvishoma pakutumira, uye girasi regirazi rinogona kukuvadzwa panguva yekutumira.Kana girasi regirazi retangi rakakuvadzwa kana kuputika nekuda kwekubata kwakashata panguva yekutumira kana kuiswa, hazvizozivikanwi kusvikira tangi yakundikana nguva isati yakwana.
Matangi esimbi asina tsvina anowanzokwanisa kumira kutonhora kwemvura kwakakwirira kudarika matangi ane girazi, uye tembiricha inopfuura 180F haizopari matambudziko.Mamwe matangi ane girazi ane girazi anowanzo kunetseka pakupisa kwakanyanya, zvichiita kuti pave nengozi yakakura yekukuvara kwegirazi.Kupisa pamusoro pe160F kunogona kuva dambudziko kune mamwe magirazi egirazi.Maapplications emvura ekushambadzira akadai semashandisirwo emvura ekushambadzira anogona kuona senge tembiricha yemvura inodiwa.
Zvinokurudzirwa kubvunza girazi-lined tangi mugadziri nokuda yakakurudzirwa yepamusoro yekushanda tembiricha.Stainless simbi matangi kazhinji iri nani sarudzo yekukwirira tembiricha zvikumbiro.
Hapana mubvunzo kuti mari yekutanga yetangi yesimbi isina tsvina yakakwirira kudarika yegirazi-lined tank.Asi nokuda kwezvikonzero zvataurwa pano, mari yehupenyu yegirazi-yakavharwa tangi inogona kuva yakakwirira.Kana uchienzanisa mararamiro aya ehupenyu, matangi esimbi asina tsvina anowanzoita mari yakawanda munguva refu uye inofanira kuratidzwa kune vatengi.
Robert Waters is President of Solar Water Services Inc., which provides training, education and support services to the hydroelectric power industry.He is a Mechanical Engineering Technology graduate from Humber College with over 30 years experience in circulating water and solar water heating.He can be reached at solwatservices@gmail.com.
Vadzidzi vanogashira mabhezari eHRAI.https://www.hpacmag.com/human-resources/students-awarded-with-hrai-bursary/1004133729/
AD Canada inoitisa chiitiko chekutanga cheindasitiri yevakadzi.https://www.hpacmag.com/human-resources/ad-canada-holds-first-women-in-industry-network-event/1004133708/
Kudiwa kwemvumo yekuvaka yekugara kuri kuramba kuchikura.https://www.hpacmag.com/construction/demand-for-residential-building-permits-continues-to-grow/1004133714/
Action Furnace Direct Energy Alberta.https://www.hpacmag.com/heat-plumbing-air-conditioning-general/action-furnace-acquires-direct-energy-alberta/1004133702/
HRAI inocherekedza nhengo ne2021 Achievement Awards.https://www.hpacmag.com/heat-plumbing-air-conditioning-general/hrai-recognizes-members-with-2021-achievement-awards/1004133651/