Yuav ua li cas mus ua noj ib tug hlau fais vuam los yog inverter? kom vuam txheej txheem

hlau vuam - lub feem ntau txoj kev ntawm lawv cov kev twb kev txuas mus rau ntau yam lag luam (siv, engineering, tso pipelines, etc ...). Nyob rau hauv lub neej txhua hnub (nyob hauv tsev, nyob rau hauv lub teb chaws, nyob rau hauv lub chav nres tsheb), peb kuj ua tau raws li qhov xav tau ntawm daim ntawv thov ntawm Vuam hlau. Sau, qhov no ua hauj lwm mas, to taub tsis tau, tsis yooj yim thiab mysterious. Tshwj xeeb tshaj yog txij thaum nws yog txuam nrog ib tug tej uas yuav muaj rau lub neej.

Cia peb saib seb qhov no yog li ntawd. Yuav ua li cas mus ua noj ib tug hlau fais vuam?

Nyob rau hauv hnub no lub trading network muaj ib tug ntau yam ntawm vuam tshuab, inverters, kev tiv thaiv thaum lub sij hawm Vuam hauj lwm. Lawv yog cov muaj rau leej twg, yog li yuav kom cov khoom uas koj yuav muaj lub Vuam ua hauj lwm ua. Peb yuav tsum tau tsuas rau kawm tau hais tias ib tug hlau vuam tshuab, dab tsi muaj kev ruaj ntseg uas yuav tsum tau. Nyob rau hauv tas li ntawd, nws yog tsim nyog los muab cov kev tsim nyog xyaum ntawm welding.

Hom weld hlau

Nyob rau hauv peb lub sij hawm, peb tsim ntau ntau hom kev kawm yuav ua li cas rau weld hlau. Piv txwv li, koj muaj peev xwm siv e-mail thiab tus laser lub teeb, txuas cov khoom nrog ib tug roj nplaim taws thiab noj ultrasound. Tab sis lub feem ntau lug siv qhov chaw ntawm lub zog xws li hluav taws xob arc.

Yuav ua li cas mus ua noj cov hlau? Vuam ntawm co siv cov hluav taws xob vuam apparatus los yog inverters koom fais arc welding, nyob rau hauv uas qhov kev npaj ntawm lub tshav kub nyob rau hauv lub vuam cheeb tsam tsim nyog rau melting cov hlau thiab kom tau ib tug lasting kev twb kev txuas leeg, yog tiav los ntawm ib tug arc ntawm hluav taws xob tam sim no (mus rau 7000 degrees Celsius) muaj peev xwm qhuav tej hlau.

muaj kev ruaj ntseg uas yuav tsum tau

Tus thawj yam uas koj yuav tsum txhawj ua ntej qhov tseeb weld hlau - nws yog lawv tus kheej muaj kev ruaj ntseg ntawm kev ua hauj lwm. Nws yog tsim nyog los npaj thiab muab tso rau hauv kev tiv thaiv cov khaub ncaws (nruj ris, tsho, kev ruaj ntseg khau looj plab hlaub, suede los yog tawv hnab looj tes). Nws yuav tiv thaiv koj los ntawm kev kub nyhiab thaum splashes ntawm molten hlau. Nws tseem yog tsim nyog los npaj ib tug tshwj xeeb daim npog qhov ncauj los sis vuam ntaub thaiv npog - nws yuav tiv thaiv koj lub qhov muag los ntawm ua lub teeb tawg arc welding.

Koj yuav tsum tau saib xyuas ntawm qhov hluav taws kub - mus tshem tawm los ntawm qhov chaw ntawm Vuam tag nrho cov ntaub ntawv thiab cov kua, npaj los siv hluav taws-sib ntaus sib tua cov khoom (nyob rau hauv qhov qhaj ntawv los ntawm tshwj xeeb ntawm txoj kev mus kom ze txawm tias ib tug thoob ntawm dej), los xyuas kom meej qhov cua ntawm lub chav tsev nyob qhov twg hauv tej hauj lwm yuav tsum tau ua, tshwj xeeb tshaj yog nrog rau pem hauv ntej thiab nram qab lub sab vuam siv lub tshuab.

Tas yuav tsum nyeem cov lus qhia nyob rau kev siv ntawm lub vuam siv lub tshuab thiab ua tag nrho cov ntaub ntawv nws references.

Hluav taws xob cov

Ua ntej koj yuav kawm nyob rau hauv kev xyaum yuav ua li cas rau weld hlau, koj yuav tsum ua kom paub tseeb tias qhov tsis muaj qhov hluav taws xob network, uas yog powered los ntawm lub vuam siv lub tshuab, suited rau nws yuav tsum tau. Txwv tsis pub, lwm yam hluav taws xob khoom siv kev cob cog rua rau lub network yuav tsum puas, tsis tsuas koj, tab sis kuj nyob rau hauv neighboring lub teb chaws. Qhov no yog tshwj xeeb tshaj yog muaj tseeb transformer vuam tshuab, uas tshuam cuam tshuam hauv lub xub ntiag ntawm mains voltage surges thaum lub sij hawm pib vuam thiab muaj zog noj ntawm hluav taws xob tam sim no thaum lub electrode yog daig nyob rau hauv lub weld. Tsis tas li ntawd, nws yuav tsum muab lub vuam siv lub tshuab li hais tias nws yuav tsis poob, ua kom nws tus kheej los yog kev puas tsuaj rau cov nyob ze cov neeg los yog khoom thaum lub sij hawm ua hauj lwm. Nyob ntawm tej kev cob cog rua rau lub tsev yuav tsum muaj txoj kev rwb thaiv tsev, nws twb straightened. Nws yuav tsum tau kev puas tsuaj.

Tus txheej txheem ntawm kev npaj rau kev ua hauj lwm

Yuav ua li cas mus ua noj cov hlau? Qhov chaw yuav tsum tau welded yuav tsum tau av los rau hauv lub hlau, nws yog qhuav. Txwv tsis pub ua vuam ua hauj lwm nyob rau hauv ntub huab cua, los nag thiab cua thaum uas tsis muaj kub. Yuav tsum tsis txhob tso cai rau tau ntub welder thiab electrodes.

Yuav ua li cas rau weld hlau los ntawm hluav taws xob?

Vuam yog nqa tawm ntawm ib qhov voltage los yog alternating. Transformer welders Vuam muab AC voltage.

Thaum Vuam nrog lawv tam sim no yog ob txoj kev xaiv rau txuas lub vuam siv lub tshuab. Thaum txuas mus rau tus luj ntxiv thiab rho tawm mus rau lub electrode (qhov no yog hu ua ib tug pem hauv ntej polarity) yog loj tshaj lub hlau yog rhuab, melted tsam yog tsim sib sib zog nqus thiab nqaim. Xws li ib tug hloov siv nyob rau hauv lub vuam ntawm tuab hlau thiab ua rau yig siv electrodes. Thaum muab rau cov opposite (rov qab polarity) yog ntau xav rhuab thiab consumed tsis ntev electrode melting tsam tau dav thiab ntiav. Yog li ntawd, qhov rov qab polarity yog tsuas yog siv thaum Vuam nyias los xij ntawm hlau.

Yus nta ntawm lub inverters

Yuav ua li cas mus ua noj ib tug hlau inverter? Inverter vuam tshuab hloov AC coj mus muag fais fab mov voltage rau hauv ib tug mem tes ib theem zuj zus ntawm ib tug ntau dua zaus thiab ces tsim ib tug tam sim no DC voltage. Tsaug rau cov tshuab hluav taws xob Circuit Court uas realizes cov ntaub ntawv hloov dua siab tshiab, lub inverter muaj ib tug me me cawv rau cov mov mains thaum lub sij hawm kev lag luam, muaj ib tug zoo hloov ntawm cov zis voltage, yus muaj los ntawm ib tug me me qhov hnyav thiab qhov luaj li cas. Qhov zoo tshaj ntawm lub resulting weld inverter tsis zam kev rau lwm yam uas zoo sib xws cov khoom. Yog li ntawd, vuam inverters tau txais nyob rau hauv xyoo tsis ntev los, thaum tus nqi ntawm xws li tau poob, nws yog heev ntau. Qhov kom zoo dua ntawm no ntaus ntawv yog tus txheeb ze simplicity ntawm nws siv nyob rau hauv welding.

Yuav ua li cas mus xaiv inverter

Ib qho tseem ceeb parameter yog lub sij hawm ntawm lub inverter load (MF) hwj chim qhov twg los. Qhov no tus nqi, uas characterizes lub efficiency ntawm lub inverter, qhia tau hais tias cov kev sib raug zoo ntawm cov vuam lub sij hawm rau idling lub sij hawm. Tsev neeg pab kiag li lawm tsis ua hauj lwm tsis tu ncua. Lawv yuav tsum txias tseg. Yog li, 30% ntawm cov PV nqi ntawm cov inverter txhais tau tias tom qab txhua txhua 3 feeb koj yuav tsum Weld ib tug 7-feeb tos rau qhov chaw txias cia. Thaum koj sim mus ntxiv yam tsis muaj kev cuam tshuam hauv chav tsev muaj peev xwm hlawv. Los yog ua hauj lwm tiv thaiv, thiab nws yuav tig tawm. Yog li ntawd, lub inverter yuav tsum tau xaiv nrog MF li 60% thiab ib tug tshaj plaws tam sim no ntawm yam tsawg kawg yog 140 - 160 A.

Pib nrog lub inverter

Mus nce kev nyob rau hauv yuav ua li cas kom zoo zoo ua noj inverter hlau, nws yog pom zoo kom mus ua hauj lwm nrog hlau tsawg kawg yog 2-3 hli tuab thiab 3 hli siv raws li tus electrodes. Electrodes zoo mus yuav tus tshiab sawv daws yuav. Laus, huv, borrowed los ntawm lwm leej lwm tus, yog yuav mus yuav thiab phuam thiab unsuitable rau siv.

Yuav ua li cas mus ua noj cov hlau? Yog hais tias qhov no yog koj thawj kev, thawj sim ua kom tau leeg rau ntawm qhov chaw ntawm ib daim hlau tsis Vuam nws nrog lwm tus ib feem.

Xav txog ib theem zuj zus ntawm kev ua hauj lwm.

Firstly, nws yog tsim nyog mus cuag lub yas dhos rau lub electrode, thiab cov av cable mus rau lub vuam workpiece los ntawm kev siv lub terminals. Tus lwm yam xaus ntawm lub nyob ntawm tej yuav tsum tau kev cob cog rua rau lub inverter tso zis nyob rau hauv ib txwm polarity.

Secondly, nws yog tsim nyog los tig mus rau ntawm chav tsev thiab teem nws cov zis tsis nyob rau hauv raws li cov tswv yim pom zoo nyob rau lub thickness ntawm cov khoom yuav tsum tau welded thiab lub electrode ntawm lub luaj li cas.

hlau vuam txheej txheem hais tias rau cua sov rau cov hlau mus rau lub yam kub kom tau ib tug zoo weld yog tsim nyog los noj kom tsim nyog thickness ntawm lub electrode khoom. Lub thicker lub xeem, ntau dua qhov lub hlau txheej nws yuav sov li thiab qhov ntau tam sim no yuav tsum tau muab nyob rau hauv lub inverter Circuit Court rau arcing. Nyob rau tib lub sij hawm, lub siab dua qhov tam sim no, tus ceev lub melted hlau thiab lub electrode yog noj sai. Rau ib nyias hlau txheej nrog ib tug high school cov tam sim no thiab loj qhov yog feem ntau tsim nyob rau electrode, hlawv-los ntawm cov ntaub ntawv uas. Thaum muaj tsawg tsawg heev tam sim no tsis tshwm sim los yog hluav taws xob arc, tog twg los, thaum nws tshwm sim, nws puv tawm puas leeg, hu li ntawd neprogar.

Qhov thib peb tshaj plaws koj yuav tsum tau them nyiaj mloog - qhov no yog qhov tsim ntawm ib tug hluav taws xob arc. Rau no peb yuav tsum tau ntaus lub electrode ntsis nyob rau hauv ib qhov chaw, uas yog yuav tsum tau welded, raws li cov match rau ntawm lub box, tsis tshem cov electrode ntxeev los ntawm cov hlau. Nyob rau hauv cov kev tshwm sim ntawm ib tug arc tsim los ntawm cov liab chaw rau cov hlau. Tab sis qhov no yog tsis yog tus molten hlau, thiab flux yog tsuas yog tsim raws li qhov melting cov hmoov ntawm lub electrode sheath. Yuav tsum tos thaum tuav lub kawg ntawm lub electrode ntawm ib tug deb ntawm 1-4 hli ntawm tus nto ntawm cov hlau, li ntev raws li lub hlau ntawm lub arc tsis sov mus txog rau lub tsim ntawm thiaj li hu ua weld pas dej ua ke - ncos molten hlau, yus muaj los ntawm ib tug kaj txiv kab ntxwv xim thiab trembling ntawm qhov tam sim no txaus.

Fourthly, nws yog tsim nyog los ceev ntawm lub leeg tua los ntawm ib mus rau ob millimeters electrode kawg, dua kom nws nyob rau ib lub deb ntawm cov hlau. Ib zaug ntxiv, tos rau cov tsim ntawm dauv, thiab hais txog, tsiv raws lub weld ua. Thaum kov, tus electrode hlau nto tsim ib tug luv luv Circuit Court, lub arc disappears, lub inverter disconnects tam sim no. Yog li ntawd nws yog tsim nyog los sim ua kom muaj ib qhov kev ncua deb ntawm lub electrode ntsis thiab tej cov hlau thaum lub weld, nqa lub electrode maj thereto raws li nws cov combustion. Tiam sis, tus electrode yog tsis hlawv thiab melted, cov hlau nyob rau hauv lub pas dej ua ke weld yog tsim mas cov hlau tub ntxhais ntawm lub electrode. Hmoov-coated electrode nto, cov ntaub ntawv ib tug flux thiab melting cov gases tiv thaiv cov pa los ntawm cov ambient cua mus rau lub weld hlau thiab oxidation, raws li zoo li pab tus txheej txheem ntawm txoj kev high-zoo weld.

Thaum lub sij hawm vuam txoj kev pom zoo los tuav lub electrode ntawm lub kaum sab xis ntawm txog 30 degrees los ntawm perpendicular mus rau lub workpiece nyob rau hauv thiaj li yuav tsim ib tug compact weld pas dej ua ke thiab weld qhov chaw zoo koj yuav saib tau. Qhov ntau inclined lub electrode mus rau lub workpiece thaum lub sij hawm welding, qhov ntau elongated nyob rau hauv kev coj rov qab yuav tsuas lub rhuab cov hniav hlau thiab tsim los ntawm ib tug weld pas nyob rau tib lub amperage. Lub narrowest chaw melting ntawm hlau yog tiav nyob rau hauv ib tug perpendicular txoj hauj lwm mus rau qhov chaw ntawm cov hlau electrode. Tab sis nyob rau hauv cov ntaub ntawv no yooj yim soj welder rau lub vuam txoj kev. Yog li ntawd, qhov teeb meem no yog tsuas yog siv tau thaum Vuam nyob rau hauv ceev rau tej qhov chaw.

Yuav ua li cas rau weld hlau inverter?

Thaum kawm nyob rau hauv kev ua tau zoo ib tug yooj yim weld rau ntawm qhov chaw yuav pib sib tov hlau qhov chaw. Tus txheej txheem yog zoo sib xws, qhov txawv cov lus dag nyob rau hauv lub fact tias cov welded yam khoom yuav tsum xub muab tsau rau hauv qhov chaw nrog ib tug clamp los yog lwm yam kev txhais tau tias, thiab tsiv mus nyob rau thaum xaus ntawm lub electrode yog tsis ncaj qha raws leeg, thiab cov zigzag taw ntawm tus txha chaw thaum ib tug weld pas nyob rau hauv cov kev taw qhia ntawm ib tug thawj ces lwm tus qhov chaw, maj mam tsiv raws lub leeg, li no txuas rau lawv.

Qhov loj tshaj plaws - kawm tau zoo los ntawm kev. Los ntawm kev yuav khoom nws, koj muaj peev xwm es tsis txhob siv cov kev pab ntawm lwm cov kws tshwj xeeb (heev ib tug ntau ntawm cov nyiaj) rau kawm tau li cas mus nqa tawm vuam ua hauj lwm nrog lawv ob txhais tes. Hmoov zoo kev kawm thiab ua hauj lwm!