Silicon Steel yog dab tsi?
Silicon hlau yog ib qho mos sib nqus silicon-hlau alloy uas muaj cov pa roj carbon tsawg heev, feem ntau muaj 1.0 feem pua -4.5 feem pua silicon alloying Cheebtsam. Silicon yog ib qho tseem ceeb deoxidizer rau cov hlau vim tias nws hnov mob nrog oxygen los tsim kom muaj SiO2 ruaj khov uas tsis txo qis rau cov pa roj carbon, yog li zam cov hlau lattice distortion los ntawm oxygen atom doping. Silicon solidifies nyob rau hauv Fe, nce resistivity thaum tseem pab nyob rau hauv kev sib cais ntawm cov teeb meem impurity carbon. Raws li qhov tshwm sim, kev suav nrog silicon txhim kho hlau qhov kev tiv thaiv thiab qhov siab tshaj plaws permeability, txo qis coercivity, core poob (hlau poob), thiab sib nqus aging, thiab xav tau qee qhov kev hloov pauv kom txaus siab rau cov kev xav tau ntawm kev xuas nrig ntaus thiab shearing ua thaum ua khoom siv. Nws yog ib qho tsim nyog yuav tsum muaj tsawg dua ntawm cov kab mob tsis zoo, nrog rau cov phaj tiaj tiaj thiab cov khoom siv tau zoo, txhawm rau txhim kho cov hlau nplaum sib nqus thiab txo qis hysteresis poob. Txawm li cas los xij, nce qhov feem pua ntawm silicon ua rau cov khoom nyuaj thiab nkig txo cov thermal conductivity thiab toughness txo cov cua sov dissipation, thiab ua rau kev ua haujlwm nyuaj; Yog li, cov ntsiab lus ntawm silicon ntawm cov ntawv hlau yuav tsum tsis pub tshaj 4.5 feem pua.
Classifications ntawm Silicon Steel
- Raws li cov txheej txheem tsim, silicon steel tuaj yeem raug cais raws li kub-kuav los yog txias-dov; kub dov silicon steel muaj qhov txwv tsis pub muaj thiab lub zog tseem ceeb poob, thiab nws maj mam raug txiav tawm. Raws li kev coj noj coj ua hauv cov nplej, txias-kuav los tiag silicon steel yog cais raws li kev taw qhia silicon steel los yog tsis-oriented silicon steel.
- Cov hlau hluav taws xob tau muab faib ua ob hom raws li lawv cov ntsiab lus silicon: cov ntawv qis-silicon (qib qis) thiab cov ntawv siab-silicon (qib siab). Tsawg-silicon steel ntawv muaj qee yam kev siv zog thiab feem ntau hu ua "dynamo silicon steel sheet." High-silicon steel ntawv yog cov hlau nplaum zoo tab sis nkig ntau dua thiab feem ntau siv rau hauv kev tsim kho ntawm transformer cores thiab hu ua "transformer silicon steel sheet."
| Hom | Silicon Cov ntsiab lus (%) | Nominal Thickness (hli) | Daim ntawv thov | ||
| Kub Rolled Silicon Steel (tsis-Oriented) | Kub Rolled Tsawg Silicon Steel (Dynamo Steel) | 1.0-2.5 | 0.5 | Cov motors hauv tsev thiab micro-motors | |
| Kub Rolled High Silicon Steel (Transformer Steel) | 3.0-4.5 | 0.35, 0.50 | Hloov pauv | ||
| Cold-Rolled Hluav Taws Xob Hlau | Cold-Rolled Non-Oriented Hluav Taws Xob Hlau (Dynamo Steel) | Tsawg Carbon Hluav Taws Xob Hlau | Tsawg dua lossis sib npaug rau 0.5 | 0.50, 0.65 | Cov motors hauv tsev, micro-motors, me transformers, thiab ballasts |
| Silicon hlau | >0.5-3.5 | 0.35, 0.50 | Loj thiab nruab nrab motors, generators, thiab transformers | ||
| Cold-Rolled Grain-Oriented Silicon Steel (Transformer Steel) | General Grain-Oriented Silicon Steel (CGO) | 2.9-3.3 | 0.18, 0.23, 0.27, 0.30, 0.35 | Me, nruab nrab, thiab loj transformers thiab ballasts | |
| High Sib nqus Induction Grain-Oriented Silicon Steel (HiB) | |||||
| Tshwj xeeb-Lub Hom Phiaj Silicon Steel | Cold-Rolled Grain-Oriented Nyias Silicon Steel Sawb | 2.9-3.3 | 0.03, 0.05, 0.10 | Pulse transformers, magnetic amplifiers, high-frequency transformers, thiab vuam tshuab | |
| Cold-Rolled Non-Oriented Nyias Silicon Steel Sawb | 3.0 | 0.15, 0.20 | High-frequency motors thiab generators | ||
| Cold-Rolled Non-Oriented Silicon Steel rau Sib Nqus Hloov | 3.0 | 0.70 | Relays thiab magnetic keyboards | ||
| Cold-Rolled High Silicon hlau | 6.5 | 0.1-0.5 | High-frequency motors, transformers thiab magnetic shielding | ||
Qhov sib txawv ntawm Grain-Oriented thiab Non-Oriented Silicon Steel
Kev faib tawm ntawm cov nplej-taw qhia kom paub silicon steel yog qhov tsis zoo, muaj cov ntsiab lus silicon tsawg, thiab feem ntau yog siv hauv kev tsim lub cev muaj zog.
Kev faib cov nplej ntawm cov hlau tsis yog silicon steel yog chaotic nrog cov ntsiab lus tsis tshua muaj silicon thiab feem ntau yog siv hauv kev tsim khoom siv hluav taws xob. Qhov kev txwv rau silicon concentration yog 3 feem pua. Cold-rolled silicon steel yog muab faib ua ob hom: non-oriented silicon steel thiab grain-oriented silicon steel:
- Kev tsim cov khoom txias-kuav los tiag uas tsis yog-oriented silicon steel yog yooj yim heev, nrog silicon pawg feem ntau li ntawm 0.5 feem pua rau 3.0 feem pua. Lub thickness ntawm cov khoom tiav tom qab txias dov yog feem ntau ntawm 0.35 thiab 0.5 hli. Nws muaj BS ntau dua li kev taw qhia silicon steel, nrog rau cov tuab tuab, qhov zoo ntawm qhov zoo, qhov du thiab tiaj tus, thiab zoo dua qhov ua tau zoo thiab cov yam ntxwv sib nqus.
- Qhov feem pua ntawm silicon nyob rau hauv txias-kuav los tiag grain-oriented silicon steel yog 3. Vim hais tias cov oxide nyob rau hauv cov hlau yog me me, inhibitors yuav tsum tau. Grain-oriented silicon steel muaj qis steel poob, muaj zog directional magnetism, thiab superior permeability siab thiab tsawg poob cov yam ntxwv nyob rau hauv nws dov kev taw qhia piv rau txias-kuav los tiag tsis-oriented silicon steel. Cold-rolled grain-oriented silicon steel, tseem hu ua "txias-rolled transformer silicon steel," feem ntau yog siv rau hauv kev tsim cov transformers.
Cold-rolled oriented silicon steel tau muab faib ua ob hom: hom oriented silicon steel (CGO) thiab siab sib nqus induction oriented silicon steel (Hi-B). High magnetic induction txias-dov oriented silicon steel yog ib qho kev taw qhia steel sawb uas feem ntau yog siv los tsim cov khoom siv hluav taws xob xws li chokes, transformers, thiab lwm yam khoom siv hluav taws xob.
Kev ua tau zoo ntawm Silicon Steel Sheet
Cov yam ntxwv tseem ceeb ntawm silicon steel los xij yog hlau tsis muaj nqi, sib nqus flux ceev, hardness, flatness, thickness uniformity, txheej hom, thiab daim ntawv punch peev xwm.
- Tsawg Hlau Poob
Tsis tshua muaj hlau poob yog ib qho tseem ceeb qhia ntawm silicon steel ntawv zoo; cov hlau poob ntawm silicon steel ntawv yog txiav txim los ntawm ntau chav kawm ntawm silicon steel ntawv; qib siab dua, qhov qis ntawm cov hlau tsis muaj nqi.
- High Magnetic Flux Density
Lwm qhov tseem ceeb ntawm electromagnetic feature ntawm silicon steel ntawv yog flux ntom, uas qhia txog qhov yooj yim uas nws tuaj yeem sib nqus. Lub sib nqus flux ntom ntom yog qhov ntau ntawm kev sib nqus flux ib cheeb tsam ntawm ib qho kev sib txawv ntawm kev sib nqus teb lub zog. Lub flux ceev ntawm ib daim ntawv silicon steel feem ntau ntsuas hauv Tesla ntawm qhov zaus ntawm 50 lossis 60 Hz nrog rau qhov sib nqus ntawm 5000 A / m, hu ua B50.
Qhov sib nqus flux ceev yog cuam tshuam los ntawm tag nrho cov qauv ntawm silicon steel ntawv, impurities, tensions sab hauv, thiab lwm yam. Lub zog ua haujlwm ntawm cov motors, transformers, thiab lwm yam khoom siv lub cev muaj zog yog cuam tshuam ncaj qha los ntawm kev sib nqus flux ntom. Qhov siab dua qhov flux ceev, qhov loj dua qhov flux ib cheeb tsam thiab yog li ntawd qhov zoo dua lub zog efficiency; Yog li, qhov siab dua qhov flux ntom ntawm silicon steel ntawv, qhov zoo dua; Txawm li cas los xij, feem ntau cov lus qhia tsuas yog xav tau qhov tsawg kawg nkaus tus nqi ntawm flux ceev.
- Siab Hardness
Ib qho zoo ntawm silicon steel los xij yog nws cov hardness. Thaum lub tshuab xuas nrig ntaus tsis siv neeg tam sim no siv rau cov ntawv xuas nrig ntaus, qhov yuav tsum tau ua kom nruj dua, vim tias qhov tsis muaj zog tsis zoo tsis zoo rau lub tshuab xuas nrig ntaus tsis siv neeg pub noj ua haujlwm thiab nyiam tsim cov burrs ntev heev, ua rau kev sib dhos nyuaj dua. Lub hardness ntawm silicon steel ntawv yuav tsum ntau tshaj ib tug tshwj xeeb hardness nqi thiaj li ua tau raws li cov qauv no. Lub hardness ntawm 50AI300 silicon steel ntawv, piv txwv li, feem ntau tsis qis dua qhov HR30T hardness ntsuam xyuas ntawm 47. Raws li qhov zoo ntawm silicon steel sheeting loj hlob, nws puas hardness. Qhov siab dua qhov zoo ntawm silicon steel ntawv, ntau cov ntsiab lus silicon feem ntau yog ntxiv, thiab qhov nyuaj ntawm cov hlau yog vim cov khoom siv ntxiv zog ntawm cov hlau.
- Smooth, ca, thiab Uniform Surface Thickness
Flatness thiab thickness homogeneity yog cov txheej txheem tseem ceeb ntawm silicon steel los xij. Zoo flatness ua rau cov ntawv xuas nrig ntaus thiab sib dhos yooj yim dua. Rolling thiab annealing technologies yog intimately cuam tshuam nrog flatness. Kev nce qib ntawm dov thiab annealing thev naus laus zis thiab cov txheej txheem muaj txiaj ntsig zoo; Piv txwv li, kev siv nruam annealing yog superior rau batch annealing. Nws tseem yog ib qho tseem ceeb uas lub thickness ntawm silicon steel ntawv yuav tsum zoo ib yam. Lub thickness ntawm cov tub ntxhais tom qab sib dhos yuav raug cuam tshuam yog tias qhov sib txawv ntawm qhov nruab nrab ntawm qhov nruab nrab thiab ntug ntawm cov ntawv hlau loj dhau los yog qhov hloov pauv ntawm cov thickness ntawm cov ntawv hlau loj dhau ntawm nws qhov ntev. Vim hais tias txawv thicknesses ntawm cov tub ntxhais ua rau loj variations nyob rau hauv sib nqus conductivity, uas ncaj qha cuam tshuam cov yam ntxwv ntawm lub cev muaj zog thiab transformer, qhov tsawg dua thickness variation ntawm silicon steel ntawv, qhov zoo dua. Steel sheet thickness uniformity yog muaj feem xyuam rau kub thiab txias dov tshuab thiab cov txheej txheem, yog li ntawv thickness fluctuation yuav txo tau los ntawm kev txhim kho cov dov tshuab.
- Txheej
Cov txheej yog ib qho tseem ceeb ntawm cov khoom zoo rau silicon steel los xij. Cov ntaub ntawv silicon steel nto yog chemically coated, thiab nyias zaj duab xis yog siv los muab rwb thaiv tsev, xeb tiv thaiv, thiab lubrication. Rwb thaiv tsev txo eddy tam sim no poob ntawm cov cores ntawm silicon steel ntawv; kev tiv thaiv xeb ua kom cov ntawv tsis xeb thaum lub sijhawm tsim khoom thiab khaws cia; thiab lubrication txhim kho punchability thiab tuag lub neej.
- Zoo punchability
Ib qho tseem ceeb tshaj plaws zoo ntawm silicon steel los xij yog punchability. Punchability ncua kev tuag lub neej thiab txo burrs nyob rau hauv lub punch. Lub punchability ntawm silicon steel ntawv yog sib txuas nrog rau hom txheej thiab hardness. Cov txheej txheej tshiab feem ntau txhim kho cov punchability ntawm silicon steel los xij. Tsis tas li ntawd, lub hardness ntawm cov ntawv hlau yog tsawg dhau, ua rau loj burrs thiab ua rau xuas nrig ntaus nyuaj; Txawm li cas los xij, qhov hardness siab dhau lawm, txo cov neeg tuag; Yog li ntawd, lub hardness ntawm silicon steel ntawv yuav tsum tau tswj nyob rau hauv ib tug optimum ntau yam.
Kev tsim cov txheej txheem ntawm Silicon Steel Sheet
- Pickling
Txhawm rau tiv thaiv cov teeb meem ntawm qhov ua tiav ntawm cov khoom txias txias, tshem tawm cov oxides los ntawm kub dov steel strips siv cov khoom siv descaling nrog lub tank hydrochloric acid.
- Stamping nrog lub cim txias
Qhov kev txo qis yog xaiv ntawm 40 feem pua -90 feem pua los xyuas kom meej cov tuab thiab cov khoom siv rau ntau yam kev siv, thiab cov cuab yeej tswj tau siab heev yog muab rau kev ua tiav ntawm kev tswj tsis siv neeg tuab thiab tsis siv neeg cov duab tswj.
- Annealing
Nws yog ib txoj hauv kev siv txias stamping kom soften tawv steel sawb khoom. Peb ua cov txheej txheem sib sib zog nqus hlau thiab cov hlau tsis muaj zog los ntawm cov cua sov thiab ceev cov hlau txias, thiab peb siv lub thawv (npog) annealing thiab nruam annealing txheej txheem.
- Txheej rau rwb thaiv tsev
Siv cov cuab yeej txheej tas mus li, silicon steel daim hlau tau ua tiav rau hauv cov cores nrog cov txheej txheem insulating cov tshuaj tsuag hauv qab daim hlau txhawm rau txhim kho lawv cov kev ua tau zoo thiab tshem tawm eddy tam sim no poob raws li cov thickness ntawm daim hlau lawv tus kheej.
Txuas Txuas:
