Homeliness, Siv
Aluminium thiab tooj liab nyob ntawm tej - yuav ua li cas mus cuag? Terminals rau txuas nyob ntawm tej
Thaum repairing (txawm kom hniav zoo nkauj), peb yog feem ntau ntsib qhov yuav tsum tau ntxuav li qhov xov. Nyob rau hauv cov laus lub tsev yog kom cov nyob ntawm tej yog yuav luag tib lub hnub nyoog raws li cov tswv ntawm cov tsev apartment, li ntawd, cia li yuav tsum tau hloov tag nrho seem ntawm lub xov.
Tab sis ntawm no yog lub ntsiab qhov teeb meem yog: heev feem ntau cov laus nyob ntawm tej no yog ua los ntawm txhuas, thiab los hloov koj tsuas muaj ib daim ntawm tooj liab hlau. Nyuam uas raug koom nrog lawv yog nruj me ntsis txwv tsis pub, tab sis muaj tag nrho cov xaiv ntawm teeb meem.
Yog li ntawd nyob rau hauv no tsab xov xwm peb yuav sib tham txog cov txhuas thiab tooj liab hlau. Yuav ua li cas mus cuag lawv thiaj li tsis mus ua ib tug culprit ntawm ib tug luv luv Circuit Court thiab hluav taws kub?
Yog vim li cas muaj peev xwm tsis peb ua li ntawd?
Yog li ntawd koj yog tag nrho paub txog cov kev txaus ntshai ntawm tej yam ua yuav tsum tau mus nrog lawv tham txog yog vim li cas koj yuav tsis ntswj cov tooj liab thiab txhuas nyob ntawm tej. Nws yog tsim nyog yuav tau nco qab cov physics thiab Science News for KIDS.
Koj puas nco qab dab tsi ib tug galvanic cell? Roughly hais lus, nws yuav hu ua lub roj teeb tam sim no uas tau los ntawm lub sis nruab nrab ntawm ob co nyob rau hauv lub ntsha. Raws li, qhov twist ntawm txhuas thiab tooj liab yog xws li ib tug roj teeb.
Ntawm cov hoob kawm, nyob rau hauv qhuav huab cua tsim ntawm galvanic currents uas sai pov tseg cov ntaub ntawv uas yog xyaum cais tawm. Yog, txawm ntswj mus rau ib qho hluav taws xob uas yog yeej ib txwm siv los txuas lub hwj kais los yog lwm yam haib ua luaj li, yuav tsis poob sib nrug tom qab ib tug ob peb teev, tab sis qhov teeb meem uas koj xav tias tseeb.
Uas yog vim li cas nws yog tsis pom zoo rau ntev koom txhuas thiab tooj liab hlau. Yuav ua li cas mus cuag lawv, yog hais tias muaj yog ib qho mob ceev yuav tsum tau? Pom zoo, lub teb chaws yog tsis ib txwm tau mus xyuas qhov hluav taws xob khw!
Cov pom zoo txoj kev
Ib zaug ntxiv, hais tias ua txhua yam "rau science" yog tsis ib txwm ua tau, tab sis nws yog ntseeg tau tswv yim mus rau siv ib tug davhlau ya nyob twg thaiv mus cuag cov nyob ntawm tej. Qhov no yog ib qho yooj yim, ceev tshaj plaws thiab tov, los ntawm txoj kev uas cov hlau yuav dock txawm lub feem ntau inexperienced electrician. Xav txog cov feem ntau cov yam ntxwv hom.
"Ceev"
Tus hlob thiab pov thawj txoj kev yog terminals rau txuas nyob ntawm tej, hu ua ceev. Raws li koj tau qhia, lawv tau txais lub npe menyuam yaus vim hais tias ntawm nws cov kev daim ntawv. Structurally, lawv muaj xws li ntawm peb cov phiaj, ntawm uas cov nyob ntawm tej yog tsau.
Ib qho kom zoo dua ntawm no txoj kev yog qhov tseeb hais tias tus thib ob tapping nyob ntawm tej kom txiav lub hauv paus yeeb nkab yog tsis tsim nyog. Ua li no, cia li yuav tsum tau ntxuav tawm lub rwb thaiv tsev nyob rau hauv txoj cai qhov chaw, thiab ces cia lub cheeb tsam nruab nrab ntawm ob daim hlau "noob txiv". Nruab nrab ntawm lawv yog tso lub ntws hlau, tom qab uas lub phaj yog securely cov ua ke.
WAGO
Qhov ua kom yuam no yog hais tias lub puab qhov chaw ntawm no compound uas muaj kev tshwj xeeb roj uas tiv thaiv oxidation thiab galvanic tshua ntawm ntau hom ntawm hlau. Tab sis! Peb yuav pom zoo kom siv ntawm xws li xwb nyob rau hauv cov tes hauj lwm, uas yuav tsis tau txuas haib kiag li lawm.
Qhov tseeb hais tias nyob rau hauv ib tug hnyav load xws hom tebchaw yuav kub heev, ua rau cov terminals ntaub ntawv pib mus tsis. Tsis ceeb, lub WAGO yog feem ntau siv thaum ua hauj lwm nrog teeb pom kev zoo fixtures.
davhlau ya nyob twg blocks
Lawv yog cov tseem heev thiab nrov. Nyob rau hauv tsos zoo li ib tug me me bar nrog terminals. Raws li nyob rau hauv rooj plaub saum toj no, rau lawv siv yuav tsum tau ntxuav li ib kawg ntawm cov hlau, ces ntxig rau nws rau hauv lub adapter qhov thiab ceev cov bolts. Nyob rau lwm cov tes, txhua yam yog ua li cas nyob rau hauv tib txoj kev.
Ntawm no dua lies lub xuas. Nyob rau hauv cov ntaub ntawv no yuav coj txhuas thiab tooj liab hlau? Yuav ua li cas mus cuag lawv yog hais tias koj yuav tsum tau txuas mus rau lub network haib tiag tiag li?
Qhov zoo ces, pawm no ntau npau rau lub hom phiaj no nws. Yog hais tias lub thickness ntawm lub insulating phaj yog dab tsi, ces nws yog tsis muaj teeb meem txawm mas heev loads. Tab sis nco ntsoov hais tias cov davhlau ya nyob twg block yog tsis pom zoo rau yuav ntsia nyob rau hauv ib chav tsev uas muaj av noo. Tsis insulating roj nyob rau hauv lawv ua tsis tau, li ntawd, nws tsis cais cov tsim ntawm ib tug galvanic ob peb.
Yuav ua li cas lwm txoj kev ntawm txuas ntawm tej yog muaj? Wb fim nws.
fasteners ntsia liaj qhov rooj
Qhov no txoj kev ntawm installation yog tseem zoo meej nyob rau hauv cov kev tshwm sim hais tias koj xav tau articulate tooj liab thiab txhuas. Cov nyob ntawm tej Yog clamped nrog ib tug ntsia liaj qhov rooj, thiab nruab nrab ntawm ob co yog tsim nyog los muab ib lub tshuab ntxhua zoo galvanized hlau. Nco ntsoov hais tias qhov no hom ntawm kev twb kev txuas yog tsim nyog los xyuas lub zog ntawm tsis tsawg tshaj li ob zaug ib xyoo. Yog hais tias qhov no coupling yog siv nyob rau hauv network, uas tso nyiaj rau lub siab load, ces nws yuav tsum tau ua ntau ntau!
soldering
Koj soldering nyob ntawm tej yog tiag tiag, uas yog ua los ntawm txawv co? Yog, nws yog heev ua tau, tab sis yuav tau khaws ib co tseem ceeb rau cov neeg mob.
Hais txog tooj liab rau ib ntev lub sij hawm yuav tsis nrog lawv tham, vim hais tias cov teeb meem tshwm sim yuav tsum tsis txhob nyob rau hauv txhua txoj kev nyob rau hauv cov teeb meem no. Tab sis, nrog txhuas yuav muaj teeb meem. Lawv yog vim li cas yog hlau, uas instantly tsim rau ntawm qhov chaw ntawm no hlau nyob rau hauv kev sib cuag nrog nws nyob rau hauv ib tug pa ib puag ncig. Nws yog kuj ceeb tias ruaj khov nyob rau hauv tshuaj cov ntsiab lus uas, thiab vim hais tias cov tshuaj lo nws tsis yog glued nyob rau hauv tus. Nrog rau qhov no lossi txojkev cov novice electricians uas txhua soldered txhuas nyob ntawm tej yog gimmick.
Yuav ua li cas yuav tshem tawm uas annoying zaj duab xis? Ua ntej koj yuav tsum npaj ib tug nyeem tov ntawm tooj liab sulfate, ib lub roj teeb "krona" thiab ib tug piece ntawm ib tug ib txwm tooj liab hlau (tsis suav). Nyob rau txhuas hlau yuav tsum ua tib zoo ntxuav cov soldering qhov chaw ntawm lub neej yav tom ntej, ces nrog kua nyob rau hauv nws ib tug ob peb tee ntawm tooj liab sulfate tshuaj.
Los ntawm qhov tsis zoo ncej ntawm lub roj teeb, muab lub txhuas thiab qhov zoo - ib daim ntawm tooj liab hlau. Nws qis kawg nyob rau hauv bluestone. Tom qab ib co sij hawm nyob rau txhuas settles dlej zoo nkauj tooj liab txheej, nyob rau hauv uas koj yuav solder cov hlau yuav tsum tsis muaj teeb meem.
Raws li koj tau pom, lub soldering nyob ntawm tej txawm nyob rau hauv cov ntaub ntawv no, yog muaj peev xwm mus muab txhim khu kev qha thiab zoo kev twb kev txuas.
Tseem Ceeb!
Lub fact tias cov txhuas load yuav heev yas, pib "ntws". Tag nrho (!) Ntawm compound ntawm no zoo yog tsim nyog los tsis tu ncua mus saib thiab ceev bolts. Txwv tsis pub, lub hnub yuav tuaj thaum lub kauj rau parole davhlau ya nyob twg cia li ua txhaum tawm, tsis tau withstand mob siab heev thaum tshav kub kub.
lwm yam tswv yim
- Tso tseg tooj liab hlau clamped nyob rau hauv txhua rooj plaub tsis yooj yim sua. Lub fact tias cov clamp yog tsim ntawm ib tug ntau yam ntawm tej yam kev mob uas cov hlau tsis nyiam. Yog li ntawd, los ntawm lub compound yuav yooj yim nce tawm ntawm lub neej. Rau cov seem ntawm cov nyob ntawm tej yuav muaj rau siab heev load, uas ua nyob rau hauv ib tug tua hluav taws yuav zoo tshwm sim.
- Nws yog ib qho tseem ceeb heev los xaiv tus davhlau ya nyob twg cia li hauv qab no lub seem ntawm cov hlau uas koj siv. Vim hais tias ib yam nkaus thiab nqaim los dav channel yog nqa tawm tsuas yog lub caij nplooj zeeg tawm, uas yuav ua tau kom tsis kaj siab txim.
- Tsis txhob de! Nyob rau hauv feem ntau tus neeg mob, terminals thiab tooj dag cartridges siv, raws li qhov no cov ntaub ntawv uas muaj high brittleness.
- Ua tib zoo saib ntawm daim ntawv lo, uas qhia cov nyiaj pab ntau tshaj permissible tam sim no. Raws li ib tug txoj cai, nws yog exaggerated: nws yog ib qho zoo rau sib faib cov nqi no los ntawm ob tug.
Thiab yog dab tsi txog qhov multicore kev xaiv?
Yog hais tias koj ua tib zoo nyeem tsab xov xwm, koj twb paub zoo heev hais tias lub tso tseg ntawm tej yuav tsum tsis txhob yuav clamped. Tab sis li cas yog hais tias, thaum koj yuav tsum tau connect rau lawv nrog ib tug tuab txhuas kais, thiab ib tug soldering hlau, tooj liab sulfate, thiab cov roj teeb tsis muaj, thiab ua tsis xav mess nrog lawv?
Nws yog lub sij hawm los qhia rau koj hais tias muaj tshwj xeeb hom hlau kev sib txuas, uas yog precisely tsim los qhia tej teeb meem.
lub tes tsho kev twb kev txuas
Nyob rau hauv tshwj xeeb khw muag khoom noj rau electricians koj yooj yim muaj tseeb nrhiav tau tes tsho yeej tsim ib tug zoo kev twb kev txuas. Lawv zoo li tej yam me me hmuv knights kev sib tw: qab tus tiv thaiv yas cap yog ib tug hollow hlau taub.
Yuav ua li cas mus ua hauj lwm nrog lawv? Nws yog yooj yim: ua tib zoo tshem tawm cov rwb thaiv tsev ntawm lub kawg ntawm lub hlau, zawm cov leeg nyob rau hauv ib tug "pigtail", thiab ces ntxig rau nws rau hauv lub hollow taub. Tom qab ntawd, lub tes tsho yog crimped (koj muaj peev xwm siv ntau tshaj plaws tib yam ciaj). Cov uas ua ntsis yog ntsawj mus rau hauv lub davhlau ya nyob twg.
Yog li ntawd koj yuav tau yooj yim cuag cov nyob ntawm tej yam uas tsis tau soldering. Ntawm cov hoob kawm, tus saum toj no-hais "pigtail" muab hais tias tsis muaj soldering txwv tsis pub tinned nrog solder thiab weld nrog txhuas nyob rau hauv lub caij uas tau piav saum toj no los ntawm peb.
Stranding
Ntawm cov hoob kawm, tsis nteg cov kev electricians yog suav tias yog phem tus cwj pwm zoo, thiab tej zaum ib tug ua txhaum ntawm kev ethics, tab sis nyob rau hauv lub neej dab tsi tej zaum yuav tshwm sim, tab sis vim yog qhov yuav tsum tau ua kom xws li ib tug kev twb kev txuas tsis muaj ib tug yog tiv thaiv kab mob.
Twist yuav tsum tau ua raws li no kom zoo zoo li uas sai tau, tsis txhob tawg ntawm nyob ntawm tej. Nws yog pom zoo kom kaw qhov xaus ntawm tshwj xeeb rwb thaiv tsev hau, uas yuav yuav nyob rau hauv yuav luag txhua txhua muag khoom kho vajtse.
Thaum kawg, peb tau yav tas hais tias lub twist nyob rau hauv txhua rooj plaub yuav tsum tsis txhob nyob rau hauv lub chav tsev nrog cov pwm. Nyob rau hauv xws tej yam kev mob, lub compound lov sau yuav luag tam sim ntawd.
Nyob rau hauv luv luv, los ua ib tug compound ntawm tooj liab thiab txhuas nyob ntawm tej, tab sis yog tsis pom zoo los ntawm kev electricians, tab sis siv qhov nyuaj txhais tau tias koj yuav heev nqa nws tawm yam tsis tau muab koj lub tsev nyob rau tib lub sij hawm txoj kev pheej hmoo ntawm hluav taws.
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