1. Ndeipi musimboti wekushanda weapombi yecentrifugal?
Iyo mota inotyaira iyo impeller kuti itenderere nekumhanya kwakanyanya, zvichiita kuti mvura igadzire centrifugal simba. Nekuda kwesimba re centrifugal, iyo mvura inokandwa mugero reparutivi uye yoburitswa kubva papombi, kana kupinda mune inotevera impeller, nekudaro ichidzikisa kudzvanywa paimpeller inlet, uye kugadzira mutsauko wekumanikidza nekumanikidza kunobata pamvura yekusveta. Musiyano wepressure unoshanda papombi yekudhonza mvura. Nekuda kwekutenderera kunotenderera kwepombi yecentrifugal, mvura inogara ichiyamwa mukati kana kuburitswa.
2. Ndeapi mabasa emafuta ekuzora (girisi)?
Kuzora uye kutonhora, kutsvaira, kuisa chisimbiso, kuderedza vibration, kudzivirira, uye kuburitsa.
3. Ndeapi mazinga matatu ekusefa anofanira kupinda mafuta ekuzora asati ashandiswa?
Chekutanga nhanho: pakati pekutanga dhiramu yemafuta ekuzora uye yakagadziriswa mbiya;
Chechipiri chechipiri: pakati pechigadziko chemafuta nehari yemafuta;
Chechitatu nhanho: pakati pehari yemafuta uye nzvimbo yekuisa mafuta.
4. Chii chinonzi "zvishanu zvakatemwa" zvekuzora midziyo?
Fixed point: refuel panzvimbo yakatarwa;
Nguva: wedzera mafuta ekuzora panguva yakatarwa uye shandura mafuta nguva dzose;
Kuwanda: refuel maererano nehuwandu hwekushandisa;
Hunhu: sarudza mafuta ekuzora akasiyana zvichienderana nemhando dzakasiyana uye chengetedza mhando yemafuta inokodzera;
Munhu anotsanangurwa: chikamu chega chega chekuwedzera mafuta chinofanirwa kuve nehanya nemunhu akazvipira.
5. Ndedzipi njodzi dzemvura mupombi yekuzora mafuta?
Mvura inogona kuderedza viscosity yemafuta ekuzora, kuderedza simba refirimu remafuta, uye kuderedza kugadzirwa kwemafuta.
Mvura inotonhora pazasi 0 ℃, iyo inokanganisa zvakanyanya kudzikira-tembiricha fluidity yemafuta ekuzora.
Mvura inogona kukurumidzira oxidation yemafuta ekuzora uye kusimudzira kukora kweyakaderera-molecular organic acids kune simbi.
Mvura ichawedzera kupupuma kwemafuta ekuzora uye kuita kuti zvive nyore kuti mafuta ekuzora abudise furo.
Mvura ichaita kuti nhengo dzesimbi dziite ngura.
6. Ndezvipi zviri mukati mekugadzirisa pombi?
Kunyatsoshandisa iyo post mutoro sisitimu uye kugadzirisa kwemidziyo uye mimwe mitemo nemirau.
Equipment lubrication inofanirwa kuwana "shanu determinations" uye "three-level filtration", uye midziyo yekuzora inofanira kunge yakakwana uye yakachena.
Zvishandiso zvekuchengetedza, zvivakwa zvekuchengetedza, midziyo yekudzimisa moto, nezvimwewo zvakakwana uye zvakamira uye zvakaiswa zvakatsvinda.
7. Ndeapi maitiro akajairika ekudonha kweshaft seal?
Packing chisimbiso: isingasviki makumi maviri madonhwe / min yemafuta akareruka uye asingasviki madonhwe gumi / min yemafuta anorema
Mechanical chisimbiso: isingasviki gumi madonhwe / min yemafuta akareruka uye asingasviki madonhwe mashanu / min yemafuta anorema
8. Chii chinofanira kuitwa usati watanga pombi yecentrifugal?
Tarisa kuti pombi yepombi nemapaipi ekubuda napo, mavharuvhu, uye maflange zvakasungwa here, kuti mabhaudhi epasi haana kusununguka here, kuti coupling (vhiri) yakabatana here, uye kana geji yekumanikidza uye thermometer zvinonzwa uye zviri nyore kushandisa.
Shandura vhiri 2 ~ 3 nguva kuti utarise kana kutenderera kuri kuchinjika uye kana paine ruzha rusina kujairika.
Tarisa kana mhando yemafuta ekuzora inokodzera uye kana huwandu hwemafuta hunochengetwa pakati pe1/3 ne1/2 yehwindo.
Vhura vharuvhu yekupinza uye uvhare vharafu yekubuda, vhura iyo pressure gauge manual valve uye akasiyana-siyana anotonhorera mavharuvhu emvura, ekutsvaira mavharuvhu emafuta, nezvimwe.
Usati watanga, pombi inotakura mafuta anopisa inofanira kunge yakafayirwa kune musiyano wekushisa we40 ~ 60 ℃ nekushisa kwekushanda. Mwero wekupisa haufanire kudarika 50 ℃/awa, uye tembiricha yepamusoro haifaniri kudarika 40 ℃ yekushisa kwekushanda.
Bata anoshanda nemagetsi kuti akupe magetsi.
Pamamotor asina kuputika, tanga feni kana kuisa mweya unopisa usingaputike kuti ufuridze gasi rinobvira papombi.
9. Ungashandura sei pombi ye centrifugal?
Kutanga, zvose zvakagadzirirwa zvisati zvatanga pombi zvinofanira kuitwa, zvakadai sokupisa pombi. Zvinoenderana nekuyerera kwepombi yekubuda, ikozvino, kudzvanywa, chiyero chemvura uye mamwe maparamita ane hukama, musimboti kutanga pombi yekumira kutanga, kumirira kuti zvikamu zvese zvive zvakajairika, uye mushure mekudzvanywa kwauya, zvishoma nezvishoma vhura iyo yekubuda valve, uye zvishoma nezvishoma kuvhara valve yekubuda yepombi yakashandurwa kusvikira vheji yekubuda yepombi yakashandurwa yavharwa zvachose, uye kumisa pombi yakashandurwa, asi kuchinja kwemaitiro akadai sekuyerera kunokonzerwa nekuchinja kunofanira kuderedzwa.
10. Sei vasingagonipombi yecentrifugalkutanga kana disc isingafambi?
Kana iyo centrifugal pombi disc isingafambi, zvinoreva kuti pane kukanganisa mukati mepombi. Mhosva iyi inogona kunge iri yekuti impeller yakanamira kana pombi shaft yakanyungudika zvakanyanya, kana kuti dhizaini uye static zvikamu zvepombi zvine ngura, kana kudzvanywa mukati mepombi kwakanyanya. Kana iyo pombi disc isingafambi uye ikamanikidzwa kutanga, simba remota rakasimba rinotyaira pombi shaft kuti itenderere zvine simba, izvo zvinokonzeresa kukuvadzwa kwezvikamu zvemukati, sekuputsika kwepombi shaft, kumonyoroka, kupwanya impeller, kupisa coil coil, uye zvinogonawo kuita kuti mota ifambe uye kutanga kutadza.
11. Basa remafuta ekunamisa nderei?
Kutonhora kuvhara zvikamu; lubricating friction; kudzivirira vacuum kukuvara.
12. Sei pombi yakamirira ichifanira kutenderedzwa nguva nenguva?
Kune matatu mabasa enguva dzose cranking: kudzivirira sikero kubva kunamira mupombi; kudzivirira pombi shaft kubva pakuremara; cranking inogona zvakare kuunza mafuta ekuzora kunzvimbo dzakasiyana dzekuzora kudzivirira shaft kubva kuita ngura. Lubricated Bearings anobatsira kukurumidza kutanga-mune emergency.
13. Sei pombi yemafuta inopisa ichifanira kupiswa isati yatanga?
Kana iyo pombi yemafuta inopisa inotanga pasina kupisa, mafuta anopisa achakurumidza kupinda mumuviri wepombi inotonhora, zvichiita kupisa kusina kufanana kwepombi yepombi, kuwedzera kukuru kwekushisa kwechikamu chepamusoro chemuviri wepombi uye kuwedzera kuduku kwekupisa kwechikamu chepasi, zvichikonzera. iyo pombi shaft yekukotama, kana kuita kuti muromo wemhete pamutumbi wepombi uye chisimbiso che rotor chibatire; kumanikidzwa kutanga kunokonzeresa kusakara, kunamatira shaft, uye tsaona dzekuputsika kweshaft.
Kana mafuta e-high-viscosity asina kupiswa, mafuta anozonyunguduka mumuviri wepombi, zvichiita kuti pombi isakwanise kuyerera mushure mekutanga, kana motokari inogumburwa nekuda kwehombe yekutanga torque.
Nekuda kwekusakwana preheating, kuwedzera kwekupisa kwezvikamu zvakasiyana zvepombi kuchave kusina kuenzana, zvichikonzera kuvuza kwemapoinzi ekuisa chisimbiso. Zvakadai sekudonhedza kwekubuda uye kupinza flanges, pombi yekuvhara muviri maflange, uye kuenzanisa pombi, uye kunyangwe moto, kuputika uye dzimwe tsaona dzakakomba.
14. Chii chinofanira kutariswa paunenge uchipisa pombi yemafuta inopisa?
Iyo preheating process inofanirwa kuve yakarurama. Maitiro acho ndeaya: pombi yekubuditsa pombi → inopinza uye yekubuditsa mhiri-mutsara → preheating mutsetse → pombi muviri → pombi inopinza.
Iyo preheating valve haigone kuvhurwa zvakanyanya kudzivirira pombi kubva kumashure.
Kumhanyisa kwekutanga kwepombi yepombi hakufanire kunge kwakanyanya kukurumidza uye kunofanirwa kunge kuri pasi pe50 ℃/h. Mune zviitiko zvakakosha, iyo preheating kumhanya inogona kukwidziridzwa nekupa steam, mvura inopisa uye mamwe matanho kumuviri wepombi.
Panguva yekupisa, pombi inofanira kutenderedzwa 180° maminetsi ega ega 30 ~ 40 kudzivirira shaft yepombi kubva pakukotama nekuda kwekupisa kusina kuenzana kumusoro nekudzika.
Iyo inotonhorera yemvura inotonhorera yebhokisi rinotakura uye chigaro chepombi inofanira kuvhurwa kuchengetedza mabheya uye shaft zvisimbiso.
15. Chii chinofanira kutariswa mushure mekunge pombi yemafuta inopisa yamiswa?
Mvura inotonhorera yechikamu chimwe nechimwe haigoni kumira pakarepo. Mvura inotonhorera inogona kumiswa chete kana tembiricha yechikamu chimwe nechimwe ichidonha kusvika kune yakajairika tembiricha.
Zvinorambidzwa zvachose kugeza pombi yepombi nemvura inotonhora kudzivirira muviri wepombi kubva pakutonhora zvakanyanya uye kukanganisa muviri wepombi.
Vhara vharuvhu yekubuda nayo, vharafu inopinza, uye inopinza nekubuda nayo mavharuvhu epombi.
Isa pombi 180° pamaminitsi gumi nemashanu kusvika makumi matatu ega ega kusvikira tembiricha yepombi yadzika pasi pe100°C.
16. Ndezvipi zvikonzero zvekupisa kusina kujairika kwemapombi ecentrifugal mukushanda?
Kupisa ndiko kuratidzwa kwesimba remagetsi rinoshandurwa kuita simba rekupisa. Zvikonzero zvinowanzoitika zvekupisa zvisina kujairika kwemapombi ndezvi:
Kupisa kunoperekedzwa neruzha kunowanzo kukonzerwa nekukuvadzwa kune inobereka bhora rekuzviparadzanisa furemu.
Sleeve inotakura mubhokisi rinotakura yakasununguka, uye mazamu epamberi uye kumashure akasununguka, zvichiita kupisa nekuda kwekukweshana.
Gomba rekubereka rakakura zvakanyanya, zvichiita kuti mhete yekunze isununguke.
Pane zvinhu zvekunze mumutumbi wepombi.
Rotor inodedera zvine simba, zvichiita kuti ringi yekuvharisa ipfeke.
Pombi inobviswa kana mutoro uri papombi wakakurisa.
Iyo rotor haina kuenzana.
Mafuta ekuzora akawandisa kana mashoma uye mhando yeoiri haina kukodzera.
17. Ndezvipi zvikonzero zvekuzunguza kwemapombi ecentrifugal?
Iyo rotor haina kuenzana.
Iyo pombi shaft uye mota hazvina kurongeka, uye vhiri rerabha mhete iri kuchembera.
Mhete yekubereka kana yekuisa chisimbiso inopfekwa zvakanyanya, ichiita rotor eccentricity.
Pombi inobviswa kana kuti pane gasi mupombi.
Kusvetwa kwakadzikira zvakanyanya, zvichiita kuti mvura inyunguduke kana kuti iite mhute.
Iyo axial thrust inowedzera, zvichiita kuti shaft iite tambo.
Kuzora kusina kunaka kwemabhengi uye kurongedza, kupfeka kwakanyanya.
Bearings dzakapfekwa kana kukuvadzwa.
Impeller yakavharwa zvishoma kana ekunze ebetsero mapaipi anozunguzika.
Mafuta ekuzora akawandisa kana mashoma (girisi).
Hwaro hwakasimba hwepombi haina kukwana, uye mabhoti akasununguka.
18. Ndezvipi zviyero zve centrifugal pombi vibration uye kutakura tembiricha?
Iyo vibration zviyero zvemapombi ecentrifugal ndeaya:
Iyo yekumhanyisa iri pasi pe1500vpm, uye vibration iri pasi pe0.09mm.
Iyo kumhanya ndeye 1500 ~ 3000vpm, uye vibration iri pasi pe0.06mm.
Kubata tembiricha mwero ndeiyi: kutsvedza mabhengi ari pasi pe65 ℃, uye mabheji anotenderera ari pasi pe70 ℃.
19. Kana pombi ichishanda zvakajairika, ingani mvura inotonhorera inofanira kuvhurwa?
Nguva yekutumira: Jun-03-2024