Yuav ua li cas los xyuas cov capacitor

Peev Xwm

lub capacitors yog cov khoom siv hluav taws xob tsis zoo uas muaj peev xwm khaws lub zog hluav taws xobCov. Lawv ua nws tsaug rau qhov hluav taws xob teb. Tom qab ntawd lawv yuav tso cov hluav taws xob khaws cia me me los ntawm me me, uas yog, yog tias peb piv nws nrog lub kaw lus hydraulic lawv yuav zoo li kua tso nyiaj. Tsuas yog ntawm no nws tsis yog kua tab sis tus nqi them, cov xaim hluav taws xob ...

Txhawm rau khaws lub zog, ob qhov chaw nyob conductive uas feem ntau qhwv cov ntawv txheeb, yog li no cov duab cylindrical. Nruab nrab ntawm ob daim hlau yog interposed dielectric ntawv los yog txheejCov. Daim ntawv insulating no tseem ceeb heev los txiav txim rau lub txim ntawm tus capacitor thiab nws cov txiaj ntsig zoo, txij li yog tias nws tsis txaus nws tuaj yeem perforated thiab cov dej ntws tam sim no los ntawm ib daim ntawv conductive mus rau lwm yam.

Tab sis dab tsi tshwm sim thaum nws raug teeb tsa lossis thaum koj xav kuaj yog tias nws ua haujlwm zoo?

Kos rau capacitor

O tuaj tsim tshuaj condenser

Thaum koj tau xaiv nws lossis muaj nws ua haujlwm hauv Circuit Court, lwm qhov ib qho tseem ceeb tshaj plaws yog paub txog kev kuaj xyuasCov. Txog qhov ntawd muaj ob peb txoj hauv kev los paub yog tias muaj qee yam tshwm sim rau lub capacitor:

  • Olfactory / kuaj pom: Qee zaum, thaum koj yog tus siv hluav taws xob, qhov tsis hnov ​​tsw yooj yim ntawm hlawv lossis ua qhov ntsuas qhov muag pom yog txaus kom paub tias lub Circuit Court puas.
    • O o: thaum lub capacitor muaj qhov teeb meem nws yog feem ntau kuj muaj pov thawj. Lub capacitors nqos tau thiab tuaj yeem pom nrog qhov muag liab qab uas koj tuaj yeem pom hauv cov duab saum toj no. Qee zaum nws nyuam qhuav o, lwm lub sijhawm tuaj yeem o nrog lub xaim hluav taws xob. Nyob rau hauv txhua rooj plaub, uas qhia tau tias tus capacitor tsis zoo.
    • Tsaus me ntsis ntawm cov neeg chwv lossis phaj- Tsaus nti ze rau ntawm cov neeg tiv toj lossis ntawm daim ntawv xov xwm Circuit Court uas lub capacitor muag tau kuj tuaj yeem tsim teeb meem.
  • Xeem nrog cov multimeter lossis multimeter: ntau yam kev kuaj mob tuaj yeem ua tiav ...
    • Lub peev xwm ntsuas: Koj tuaj yeem soj ntsuam lub zog ntawm tus capacitor thiab tso qhov multimeter rau hauv txoj haujlwm los ntsuas lub peev xwm ntawm qhov ntsuas kom raug. Tom qab ntawd tso qhov kev sim coj ntawm ib qho multimeter rau ntawm ob tus txuas ntawm lub capacitor thiab pom tias tus nqi nyeem tau ze rau lossis sib luag nrog tus capacitor lub peev xwm, ces nws yuav nyob zoo. Lwm yam kev nyeem ntawv yuav qhia tau teeb meem. Nco ntsoov tias txoj xov liab liab yuav tsum mus rau tus pin ntev tshaj plaws ntawm lub capacitor thiab cov xaim dub mus rau qhov luv tshaj plaws yog tias nws yog tus kav dej khov loj, yog tias nws yog los ntawm lwm tus nws tsis txawv li cas.
    • Lub sijhawm luv Circuit Court: Txhawm rau paub yog tias nws luv, koj tuaj yeem tso rau multimeter rau hauv hom coj los ntsuas kev ua haujlwm. Koj yuav tsum tso nws nyob hauv thaj tsam 1K lossis ntau dua. Koj txuas tus liab mus rau lub davhlau ya nyob twg ntev tshaj yog tias nws yog tus kav dej loj, thiab dub rau qhov luv tshaj. Koj yuav tau txais tus nqi. Disconnect qhov kev xeem coj. Tom qab ntawv ntsaws nws rov qab rau hauv thiab sau dua lossis nco qab txog tus nqi. Ua qhov kev sim zoo li no ntau zaus. Koj yuav tsum tau txais cov nqi sib npaug yog tias nws tseem muaj qhov xwm txheej zoo.
    • Ntsuas nrog voltmeter: teeb txoj haujlwm ntawm ntsuas voltage. Piv tus capacitor nrog lub roj teeb, piv txwv. Nws tsis tsim nyog tias nws yuav raug them ntawm qhov qis voltage. Piv txwv li, 25v capacitor tuaj yeem them nrog 9v roj teeb, tab sis tsis txhob tshaj tus cim cim lossis koj yuav tawg nws. Thaum raug them, sim cov lus qhia hauv hom voltmeter kom pom tias nws kuaj pom lub txim. Yog tias muaj, nws yuav zoo. Qee tus ua ntsuas tsis siv multimeter, tso lub hau ntawm tus ntsia hlau ntsia nruab nrab ntawm ob qhov kawg ntawm tus capacitor thiab soj ntsuam yog tias nws tsim cov txim taws tom qab them, txawm hais tias qhov no tsis pom zoo ...
  • Rau tej hub capacitors: nyob rau hauv cov teeb meem no nws yuav tsis pom tseeb raws li lwm tus neeg thaum muaj teeb meem. Cov no tsis o. Txawm li cas los xij, kev ntsuam xyuas zoo sib xws.
    • Polymeter hauv kev ua haujlwm los ntsuas tawm tsam: Koj tuaj yeem sim ib qho ntawm cov lus qhia ntawm ib qho ntawm ceramic capacitor pins. Vim tias lub zog tsis muaj zog ntawm cov capacitors no, nws yuav tsum ntsuas ntawm 1M ohm lossis li ntawd. Yog tias nws yog qhov xwm txheej zoo, nws yuav tsum khij tus nqi ntawm lub vijtsam thiab poob sai sai. Txia tuaj yeem kuaj pom thaum tus nqi tsis poob txhua txoj hauv kev xoom lossis ze rau xoom.
    • Capacitor tester: yog tias koj muaj cov cuab yeej ntawm hom no lossis koj tuaj yeem ntsuas lub peev xwm ntawm lub picoFarads nplai li cov capacitors no zoo li, koj tuaj yeem sim them nws thiab saib seb nws tsub nqi kom kuaj xyuas koj li kev noj qab haus huv. Yog tias nws yog tus muaj peev xwm nyob ze lossis sib luag rau qhov cim ntawm tus capacitor, nws yuav tsum yog lawv xav tshuaj.

Txhais lus rau cov ntaub ntawv tau txais

Cov ntawd yog cov kev sim tshaj plaws uas tuaj yeem ua tau, tab sis kom paub txhais li cas koj tau txais qhov zoo, koj yuav tsum paub qhov cov teeb meem uas cov capacitors feem ntau txom nyem:

  • Rhuav tshem tawm: yog thaum nws muaj luv. Lub peev xwm yuav raug kev txom nyem los ntawm cov teeb meem no thaum lub nominal voltage voltage tus nqi tau dhau siab thiab qhov tawg tau tshwm sim nruab nrab ntawm nws cov armatures uas siv hluav taws xob sib txuas lawv. Thaum twg qhov nruab nrab tsis kam yog sib npaug lossis ze rau xoom nws qhia txog kev ua txhaum. Qhov tsis kam ntawm lub peev xwm uas puas lawm yuav luag tsis pub tshaj 2 ohms.
  • Corte: thaum ib lossis ob qho tib si pins lossis cov neeg sib txuas tau raug txiav los ntawm kev sib txuas ua ke. Hauv qhov no, thaum ua kom thauj khoom thiab tom qab ntawd ntsuas lub nra, tus nqi yuav ua ncaj rau xoom. Nws yog pom tseeb, txij li nws tsis thauj khoom.
  • Kev ua tsis tiav hauv cov txheej dielectric: yog tias lub nra tsis tag nrho, uas yuav tsis raug txiav, nws yuav qhia tau tias tsis kam. Lwm qhov laj thawj xav tias muaj teeb meem nrog txheej insulating yog ntsuas ntsuas tus nqi ntawm qhov nce ntawm cov pa hluav taws xob. Rau qhov ntawd, thaum koj them tus capacitor thiab ntsuas qhov ntsuas voltage, koj yuav pom tias nws poob qis zuj zus. Yog tias koj ua nrawm nrawm dhau, nws qhia tau tias qhov ntsuas hluav taws xob hauv lub siab.
  • lwm leej lwm tus- Qee zaum tus capacitor zoo li, nws tau dhau txhua qhov kev sim saum toj no, tab sis thaum peb muab tso rau hauv Circuit Court nws tsis ua haujlwm zoo. Yog tias peb paub tias lwm cov khoom siv tau zoo ces nws yuav yog qhov teeb meem nyuaj dua los kuaj hauv peb lub ntsuas hluav taws xob. Nws yuav zoo yog tias koj tseem saib xyuas qhov kub thiab txias tau mus txog thaum lub sijhawm ua haujlwm ...
Kuv vam tias kuv tau pab koj thiab koj tau paub meej yuav ua li cas xaiv thiab xyuas koj lub capacitors yav tom ntej...

Capacitor yam

Condenser seem

Nws muaj ntau yam sib txawv ntawm tus capacitor. Paub lawv yog qhov zoo tshaj plaws kom paub qhov twg koj xav tau hauv txhua kisCov. Txawm hais tias muaj ntau hom, qhov feem ntau nthuav rau cov neeg tsim thiab DIY yog:

  • Mica condenser: mica yog lub tshuab hluav taws xob zoo, nrog kev poob qis, ua rau muaj qhov kub thiab txias thiab tsis ua rau xau los ntawm oxidation lossis av noo. Yog li ntawd, lawv zoo rau qee yam kev siv uas qhov chaw ib puag ncig tsis zoo tshaj.
  • Ntawv muaj peev xwm: lawv yog pheej yig, txij li lawv siv waxed los yog bakelized ntawv los ua kev rwb thaiv tsev. Lawv feem ntau yooj yim chob, ua rau tus choj ntawm ob lub trive coj cai. Tab sis niaj hnub no muaj cov kho nws tus kheej ntawm tus kheej, uas yog hais, ua los ntawm cov ntawv tab sis uas muaj peev xwm tuaj yeem kho thaum perforated. Cov no yog qhov zoo tshaj plaws rau feem ntau cov ntawv thov. Thaum chob, qhov siab tam sim no nruab nrab ntawm cov tub rog no yuav yaj ntawm txheej txhuas txheej uas nyob ib puag ncig thaj tsam luv luv, yog li rov tsim hluav taws xob ...
  • Kev Siv Lub Tshuab Hluav Taws Xob: Nws yog hom tseem ceeb rau ntau daim ntawv thov, txawm tias lawv tsis tuaj yeem siv nrog kev hloov pauv tam sim no. Tsuas yog tas mus li thiab ceev faj kom tsis txhob thim rov qab polarize lawv, vim qhov no rhuav tshem cov insulating oxide thiab tsim hluav taws xob luv. Qhov ntawd tuaj yeem ua rau nce kub, hlawv, thiab txawm tawg. Tsis pub dhau cov hom ntawm lub ntsuas hluav taws xob koj tuaj yeem pom ob peb lub subtypes nyob ntawm qhov siv hluav taws xob, xws li aluminium thiab boric acid dissolution electrolyte (zoo heev rau lub zog thiab cov khoom siv suab); cov ntawm tantalum nrog qhov zoo tshaj plaws muaj peev xwm / ntim loj; thiab qhov tshwj xeeb bipolar rau kev hloov chaw tam sim no (lawv tsis nrawm heev).
  • Polyester lossis Mylar capacitor: lawv siv cov ntawv nyias nyias ntawm polyester ntawm uas txhuas xaj los ua cov ris tsho ua rog. Cov ntawv ci no txhawm rau tsim cov av ci. Qee qhov txawv kuj siv cov polycarbonate thiab polypropylene.
  • Polystyrene condenser: paub tias yog Styroflex los ntawm Siemens. Lawv tau ua los ntawm cov yas thiab yog siv dav hauv xov tooj cua.
  • Tej hub capacitors: Lawv siv ceramics ua dielectrics. Zoo rau siv nrog microwaves thiab ntau zaus.
  • Kuj tsis paub meej capacitors: lawv muaj lub xovtooj ntawm tes armature txawv txav dielectric, tso cai qhia ntau dua lossis tsawg dua kev ua haujlwm. Ntawd yog, lawv zoo li cov tsis paub meej lossis cov potentiometers.

Peev xwm:

Condenser xim chaws

Lwm qhov uas txawv ib capacitor los ntawm lwm tus lub peev xwm, uas yog, lub zog uas lawv tuaj yeem khaws cia sab hauv. Nws yog ntsuas hauv Farads. Feem ntau hauv millifarads lossis microfarads, txij li cov khoom siv hluav taws xob feem ntau yog me me. Txawm li cas los xij, koj yuav tsum paub tias muaj qee lub zog (capacitors) rau kev siv nrog qhov ntau thiab tsawg thiab muaj peev xwm.

Txhawm rau kuaj xyuas lub peev xwm, koj muaj ob peb xim thiab / lossis cim lej, raws li yog cov ntaub ntawv nrog resistors. Ntawm cov khw muag cov vev xaib koj yuav pom cov ntaub ntawv teev cov ntaub ntawv thiab cov ntaub ntawv hais txog tus capacitor uas koj tau yuav. Tseem muaj lwm lub web apps ua tau tiag tiag, yam li no ib ntawm no uas koj muab txoj cai thiab nws laij lub peev xwm.

Tab sis qhov txwv ntawm lub capacitors yuav tsum tsis txhob txwv koj. Kuv txhais tau tias lawv tuaj yeem tuaj yeem ntsaws thaum uas tig mus lossis ua ib pawg zoo li resistors. Zoo li lawv, koj yuav tau txais ib qho peev xwm lossis lwm qhov los ntawm kev txuas ob peb ntawm lawv. Muaj kuj pab cuam web xam tag nrho lub peev xwm ua tiav nyob rau hauv khiav thiab ua ke.

Thaum muaj kev sib txig sib luag, lawv ntxiv ncaj qha muaj peev xwm qhov tseem ceeb hauv farads ntawm lub capacitors. Whereas thaum lawv tau txuas nrog rau hauv kab tag nrho cov muaj peev xwm yog xam los ntawm kev ntxiv qhov thim ntawm lub peev xwm ntawm txhua lub capacitor. Ntawd yog, 1 / C1 + 1 / C2 +… ntawm txhua tus capacitors tam sim no, nrog C yog qhov peev xwm ntawm txhua tus. Ntawd yog, raws li koj tuaj yeem pom nws yog qhov tawm tsam ntawm cov tsis kam, uas yog tias lawv nyob rau hauv cov kab lawv ntxiv thiab yog tias lawv nyob rau thaum uas tig mus nws yog qhov ntxeev ntawm lawv cov kev tawm tsam (1 / R1 + 1 / R2 +…).

Kuv yuav tsum yuav tus twg?

Schematic los ntawm Fritzing nrog capacitor thiab Arduino

Yog koj txiav txim siab tsim ib qhov project nyob rau hauv uas koj yuav mus siv capacitors, thaum koj muaj kev tsim qauv thiab koj paub qhov koj xav tau, yog tias koj xav tsim lub zog siv, lim dej, siv lawv nrog 555 rau sijhawm, thiab lwm yam, raws li cov kev suav koj tau ua thiab nyob ntawm qhov koj xav tau. ua tiav, koj yuav xav tau ib lub peev xwm lossis lwm qhov.

  • Koj xav tau ntau npaum li cas? Nyob ntawm qhov Circuit Court uas koj xav tau, koj yuav tau xam ib lossis lwm qhov peev txheej (tseem coj mus rau hauv tus account yog tias koj yuav muaj ntau dua ib qho kev sib txuas hauv cov kab txuas lossis cov mus tib seem). Ua raws li qhov muaj peev xwm, koj tuaj yeem lim tsuas cov uas txaus siab koj.
  • Puas yog koj yuav mus ua haujlwm nrog qhov ntsuas hluav taws xob tsis zoo lossis nrog hloov chaw tam sim no? Yog tias koj yuav siv qhov sib txawv polarizations lossis hloov pauv tam sim no, zoo dua siv cov ceramic capacitor lossis ib qho uas tsis tseem ceeb kom tsis txhob tawg nws yog tias koj hloov qhov polarity.
  • Koj puas xav tso tsuas yog hloov tam sim no? Tom qab ntawv xaiv lub siab capacitance capacitor, uas yog, ib qho tsis yog ceramic, zoo li electrolytic sawv daws yuav.
  • Koj puas xav tau ncaj qha tam sim no los hla dhau? Koj tuaj yeem tso tus capacitor mus tib seem rau hauv av (GND).
  • Npaum li cas voltage? Lub peevxwm tiv taus qhov ntsuas hluav taws xob. Tshawb xyuas qhov zoo ntawm qhov voltage uas koj yuav mus ua haujlwm thiab xaiv lub capacitor uas tuaj yeem ua haujlwm nyob rau ntau yam uas koj xav tau. Tsis txhob xaiv ib qho uas nyob ntawm qhov txwv, vim tias ib qho txawv yuav qaub nws. Tsis tas li, yog tias koj muaj cov npoo ntawv, koj yuav tsis ua haujlwm hnyav, thiab los ntawm kev ua haujlwm ntau so koj yuav kav ntev dua.

Ua li cas xaiv koj lub peev xwm tom ntej.


Cov ntsiab lus ntawm tsab xov xwm ua raws li peb cov ntsiab cai ntawm kev tswj hwm kev ncaj nceesCov. Tshaj tawm ib qho yuam kev nyem no.

4 lus, tawm koj li

Tso koj saib

Koj email chaw nyob yuav tsis tsum luam tawm.

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  1. Lub luag haujlwm rau cov ntaub ntawv: Miguel Ángel Gatón
  2. Lub hom phiaj ntawm cov ntaub ntawv: Tswj SPAM, kev tswj xyuas tawm tswv yim.
  3. Sau raws cai: Koj kev tso cai
  4. Kev sib txuas lus ntawm cov ntaub ntawv: Cov ntaub ntawv yuav tsis raug xa mus rau lwm tus neeg thib peb tsuas yog los ntawm kev txiav txim siab raug cai.
  5. Cov ntaub ntawv khaws cia: Cov Ntaub Ntawv khaws tseg los ntawm Occentus Networks (EU)
  6. Txoj Cai: Txhua lub sijhawm koj tuaj yeem txwv, rov qab thiab tshem tawm koj cov ntaub ntawv.

  1.   Enrique said

    nyob zoo Kuv muaj lub capacitor uas yuav ntsuas lub luv luv Circuit Court thiab lub capacitor muab qhov kev nyeem ntawv thiab kev nyeem ntawv tsis yog teeb tsa qis thiab kom mus qis thiab cuam tshuam cov lus qhia ntawm voltmeter thiab tib qhov tshwm sim tas li, lub capacitor yuav yuam kev.

    1.    Isaac said

      nyob zoo,
      Puas yog koj siv qhov ntsuas kom haum ntawm lub multimeter hu? Los yog nws yog voltmeter tsis muaj haujlwm los ntsuas lwm yam?
      txais tos

  2.   Sergio del Valle Gomez said

    Kuv muaj ib puas 1200mf 10V capacitor. Kuv puas tuaj yeem hloov nws nrog ib qho ntawm 1000mf thiab 16V, mus tib seem nrog lwm tus ntawm 250mf 16V, ntxiv rau 1250mf thiab 16V?

    1.    Carlos said

      Yog tias ua tau, tus nqi ntxiv hauv kev sib txig, muaj hluav taws xob ntau dua tsis muaj teeb meem.

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