Yaya transformer na ƙara ko yana gudanar da voltage?

Transformers su zama ko su gudanarwa tafin na AC ta hanyar induction na electromagnetic . Tafin na su a waje ta fuskanci ne daga nisba na jumlahin turns a cikin primary winding da jumlahin turns a cikin secondary winding.

Idan secondary yana da ƙaranci na turns don primary, transformer yana zama tafin. Idan secondary yana da ƙaranci na turns, yana gudanarwa tafin.

Kamar yadda bayani na farko yana da siffa, transformer na amfani yana bukatar rarraba ta hanyar karfi da aka bukata, power rating, frequency, insulation, temperature rise, efficiency, da standardin amanahin da ke amfani.

Mene ne TRANSFORMER ?

Transformer shi abu na kafa mai amfani da kariya ta elektriki wanda ya bada kariya daga biyu ko ƙarshen kariya ta hanyar fayilin maganin da yake canza.

Transformer na gaba daya ya hada da utsa na uku suka kashe:

• Kariya na farko: ana sanya shi cikin kayan aiki na farko
• Kariya na biyu: ya bada tashin kariya ga load
• Maganin kariya: ya bada hanyar da ke da karamin kariya ga fayilin maganin da ke canza

Kariya na farko da kariya na biyu suna da jijji a matsayin elektriki amma suna da kariya ta maganin a cikin kariya. Wannan jijji zai iya taimaka wajen kariya ta elektriki da kuma kare kariya ta kafa da kariya ta farko da biyu.

Amma ba transformer duk wata suka ba jijji. autotransformer , misali, ya amfani da winding mai gaba daya kuma ba shi bayyana karin galvanic separation wanda ke cikin sa.

Yaya transformer ya aiki?

Aiki na transformer yana da asalin Faraday’s law of electromagnetic induction . Yadda magnetic flux ya canza a cikin coil, yana zama cause na electromotive force a kan coil din.

Alamar aiki zai iya fahimtar a uku alamu.

1. Primary winding ta saba magnetic flux

Idan voltage mai canza aka fiye shi a primary winding, yana zama cause na current mai canza. Wannan current yana saba magnetic flux mai canza a cikin core na transformer.

2. Core ta kawo magnetic flux

Kilomu na tsanani ya sauya ya kuma yanzu a cikin kowane shi. Amsa na kilomu da kayan aiki na ƙirƙirar suka zaune don zama da kuma kuma yanzu a cikin kowane shi amma ya dace da kuma yanzu na eddy-current da hysteresis.

3. Shigarwa na biyu ta sanya voltage

Saboda kuma yanzu na kilomu ta cikin shigarwa na biyu, ta haɗa voltage a cikin shigarwa na biyu. Voltage na haɗawa ta ƙara tare da karamin shigarwa na biyu.

Wannan yadda ta dace da Faraday’s law da ta kasance sabon bayani na transformer na step-up da step-down. OpenStax University Physics ta ba da bayani mai ban sha’awa na equations na transformer.

A cikin TRANSFORMER Formula na karamin shigarwa

Don transformer ideal:

Vs / Vp = Ns / Np

Don:

• Vp = Voltage na farko na input
• Vs = Tafin kuma ta yin gaba na biyu
• Np = Jumla na kushe a cikin tafin kuma ta yin gaba na farko
• Ns = Jumla na kushe a cikin tafin kuma ta yin gaba na biyu

Tafin kuma ta yin gaba ya zama daidai da tafin kuma ta yin gaba na kushe.

Mai canza wutar lantarki mai karuwa

Matsayin tafin kuma ta yin gaba ya ci gaba ne wanda ke nufin:

Ns > Np

Don haka:

Vs > Vp

Tafin kuma ta yin gaba na biyu ta da kushe mai yawa da tafin kuma ta yin gaba na farko, don haka tafin kuma ta yin gaba na biyu ta fi tafin kuma ta yin gaba na farko.

Step-Down Transformer

Matsala na transformer ya zama ƙarami na voltage lokacin da:

Ns < Np

Don haka:

Vs < Vp

Kullun na gaba na karami ne da karamin kishin wani kishin na farko, don haka voltage na gaba ne da karami ga voltage na farko.

Transformer na Isolation na Ƙarami-Ƙarami

Lokacin da kishin na farko da kishin na gaba suna da karamin kishin da yawa sama:

Ns = Np

Don haka:

Vs ≈ Vp

Voltage na bayan ne da karami sama da voltage na shirye-shirye.

Misali na Karami na Transformer na Ayyukan

A ce mai canzawa yana buƙatar canza 230 V AC zuwa 24 V AC.

Da ake bukata juyawa rabo ne:

Ns / Np = Vs / Vp

Ns / Np = 24 / 230

Ns / Np ≈ 0.104

Idan na farko nada yana da 1,000 juya:

Ns = 1,000 × 0.104

Ns ≈ 104 juyawa

Saboda haka, madaidaicin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin ƙaramin

A cikin mai canzawa mai amfani, mai sana'anta zai iya ƙara juyawa na biyu don daidaita juriya da kuma raguwar ƙarfin lantarki a ƙarƙashin kaya.

Misali na Maimakon Tashin Karama

Za a iya kara yadda na tashin karama daga 120 V AC zuwa 240 V AC.

Da ake bukata juyawa rabo ne:

Ns / Np = 240 / 120

Ns / Np = 2

Idan karamar farko ta hana 500 karama:

Ns = 500 × 2

Ns = 1,000 karama

Karamar biyu ya zama kamar duba karama na farko.

Yaya Zai Yi Aiki Ne Na Karama?

Tashin karama ya rarraba karama a wani karama da yawa da yawa na yadda.

Don ƙarfin transformer mai kyau, ƙarfin da aka bayar shi shine ƙarfin da aka samu:

Vp × Ip = Vs × Is

Don:

• Vp = Ƙarfin na farko
• Ip = Jari na farko
• Vs = Ƙarfin na biyu
• Is = Jari na biyu

Nisba na jari shi ne:

Is / Ip = Np / Ns

Don haka:

• Transformer na ƙara ƙarfi: ƙarfi yana ƙara kuma jari da ke daidai yana gudanawa.
• Transformer na gudanawa ƙarfi: ƙarfi yana gudanawa kuma jari da ke daidai yana ƙara.

Transformer ba za iya samun abu mai tsoro na yadda ake so. A cikin transformer mai amfani, kudin bayanin ya zama kara yawa da kudin shigarwa saboda loss na copper, loss na core, da sauran loss.

Me ya sa wani winding na yadda mai gaba ya amfani da kwayoyin mai yawa?

Winding na biyu na step-down transformer yana da kudin kari masu yawa da kudin kari na farko. Don haka, yana bukatar kwayoyin mai yawa.

Kwayoyin kari yana bukatar a saba da:

• RMS kudin kari
• Kudin kari da aka ba su damu
• Tsawon Wuri na Kofa
• Tasirin Ambiye
• Ƙasa daidai
• Shirin taimakawa
• Taswirin Insulation
• Wani space da ke cikin winding

Amfani da kwayoyin mai yawa yana zama kara yawa da resistance, voltage drop, copper loss, da temperature na winding. Temperature mai yawa yana iya rarraba zaman lafiya na insulation da yana iya haifar da matsalolin al'ada.

A cikin step-up transformer, winding na yadda mai yawa yana amfani da kwayoyin mai yawa da kudin kari mai yawa saboda yana da kudin kari mai yawa. Kwayoyin kari da kuma yana bukatar hisabon inganci.

Yaya ne a amfani da transformer suka gudan yadda ake tsarwa shi?

Don hanyar wani tsarwa na power, kada yanzu ya ziyarce current:

I = P / V

Don:

• I = Current
• P = Power
• V = Voltage

Idan yanzu ya ziyarce, current da ke bukatar tsarwa wani power ta hanyar daya ya zamani.

Saboda current ya dace da square a wannan equation, kada yanzu zai iya zama babu da kariya na conductor heating da transmission loss.

Sistemin na power suna amfani da step-up transformer don ziyarce generator voltage don long-distance transmission. A wani yanki da ke cikin kuma, step-down transformer suna kada yanzu don kara kuma distribution da utilization level. U.S. Department of Energy yana bayani kamar haka, high-voltage transmission yana kada current da ke bukatar kuma yana kada line losses. U.S. Department of Energy

Shin ka Transformeri zai iya aiki ne da DC?

Transformeri na farko yana bukata da ƙarfi na maganin mai canza kuma don haka ba za iya canza DC mai tsakanin wani lokaci ba.

Idan DC mai tsakanin wani lokaci aka sanya da fatan zuwa kofin transformeri na farko:

• Ba a samu aiki na transformeri bayan wani lokacin farko ba.
• Kofin ba za ta iya taka kamar yadda ke cikin wani lokaci mai gaskiya.
• Kofin ba za ta iya taka kamar yadda ke cikin wani lokaci mai gaskiya.
• Kofin ba za ta iya taka kamar yadda ke cikin wani lokaci mai gaskiya ko zai kashe.

Matsayin elektroniki zai iya canza voltage na DC ta hanyar yin canzawa a wani frekuwensi mai amfani. Bayan canzawa, shakara na AC zai iya yin aiki da transformeri na frekuwensi mai yawa ko inductorin da suka daga kuma. Wannan shine abin da ke aiki da manyan flyback, forward, push-pull, half-bridge, da full-bridge converters.

Wani abu mai muhimmi shine transformeri na farko ba za ta iya canza DC mai tsakanin wani lokaci ta hanyar direkta ba; DC zai iya canzawa ta hanyar elektroniki a farko.

Kullumun ideal suna da kuma aiki na transformeri na farko

Wani fomula na ƙaramin kudin yana bayyana wani transformer mai kyau. A cikin haɗi, transformers suna da karami da karamin kudin.

Karamin kudin na copper

Karamin kudin na resistive a wani conductor shi ne:

Karamin kudin = I² × R

Don ƙarfi na WordPress, wannan zai iya rubuta kuma a wannan hali:

Karamin kudin = I × I × R

Don:

• I = Karamin kudin da ke tace a cikin conductor
• R = Karamin kudin na conductor

Saboda karamin kudin ta kasance a tsaki a wannan hisab, gyara karamin kudin zai iya gyara karamin kudin na transmission-line ta yawa.

Karamin kudin na core

Fasalin da kuma tsanani na maganetik suna zama sababbin hysteresis da kuma loss na eddy-current a cikin core. Loss na core ana amfani da su ne:

• Material Tsibiri
• Fariyin Aiki
• Voltage da aka fiye
• Lambar na turns na primary
• Area na cross-sectional na core
• Koyaushe na maganetik flux
• Karamin karkara na lamination

Flux na leakage

Ba duka flux na maganetik ya taimaka da biyu na windings ba. Flux na leakage yana iya zamani da voltage regulation kuma yana iya samun electromagnetic interference.

Tatsuniya daya

Kamar yadda ake gane, primary yana ci gaba da current wato a cikin kowane lokaci kafin da secondary ya kashe load, don maganetize core kuma don samun core losses.

Ƙara daidai

Copper da kuma core losses suna samun heat. Transformer dole ne ya zama a cikin temperature limits na insulation system na shi a cikin load da kuma ambient conditions da aka bayani.

Tsayar Voltage

Voltage na output yana kara yanci a cikin no-load da kuma full-load conditions saboda internal impedance.

Koƙarin ƙarfi na iya aikata kamar haka:

Koƙarin ƙarfi (%) = [(Vno-load − Vfull-load) / Vfull-load] × 100

Don hakan, masu sanyi suna iya haɗawa koƙarin ƙarfi na gaba ta yanzu daidai akan koƙarin ƙarfi na bayani.

Yaya ya ƙara wani daga cikin abubuwan da suka saita tsarin transformer?

Ee. Wani daga cikin abubuwan da suka saita tsarin transformer shi ne.

Don ƙarfi na sinusoidal, koƙarin RMS na kowane winding ya ƙunshi kuma yana ƙare da:

V = 4.44 × f × N × A × Bmax

Don:

• V = Koƙarin RMS na winding
• f = Koƙarin aiki a hertz
• N = Jumla na number na winding
• A = Ƙaramin ƙarfi na kore na ƙarfe
• Bmax = Ƙaramin ƙarfe na magana na yawa

Transformer na 60 Hz ba za a iya shiga a 50 Hz ta hanyar yadda ya kasance a cikin yadda da ke a ƙarfe. Yadda mai ƙarami zai iya gudanƙa ƙarfe na magana, wanda zai iya haɗawa da tsinkaku na kore, ƙarfe mai yawa, ƙarfe na sautin, da ƙarfe na gurasa.

Matsayin masu sanya shi ne ya kamata su ga yadda na ƙarfe da ƙaramin ƙarfe na ƙarfe a baya a cikin yadda da ke a sanya shi.

Yaya ake bayani game da transformer na ƙarfe ko ƙarfe na gaba

Bayani na transformer na mahallin zai iya haɗawa da abubuwa masu yawa da yadda da ƙarfe da ƙarfe.

Nuna abubuwan baya a lokacin da aka nuna bayani ko a nuna bayani:

• Yadda na ƙarfe na gaba
• Yadda na ƙarfe na ƙarami da yadda na ƙarfe na yawa
• Input Frequency
• Yadda na ƙarfe da aka bukata ko yadda na ƙarfe
• Kwayar da kuma yanzu na gaba
• Kwayar da kuma yanzu na ƙarfi da zaman da ke cikin
• Istilahin load
• Kwayar da kuma yanzu na VA
• Ƙasa daidai
• Matsayin ƙananan kamarawa
• Tareebin bayyana
• Shugaban wani abu ko shugaban kuma yanzu
• Tasirin Ambiye
• Sarrafawa da kuma yanzu na gaba
• Kwayar da kuma yanzu na ƙarfi na ƙarfi
• Ƙungiyar rufi
• Shugaban kuma yanzu na dielectric-strength
• Shugaban kuma yanzu na electrostatic ko magnetic shielding
• Babu na kuma ko babu na kuma mai amfani da hanyar yadda ake sanya
• Watan da aka shiga ko watan da aka yi amfani da shi
• Koƙo na kuma da kuma na gaskiya da al'adu na gaskiya
• Jumlahin da aka shigarwa

Yi amfani da dukkanin halin da suka faru ya taimaka wajen karewa da kuskure na sautin da kuma ya taimaka wajen karewa da kuskure na sautin, kuma ya taimaka wajen karewa da kuskure na sautin da kuma ya taimaka wajen karewa da kuskure na sautin.

Masu Sabon Gaskiya

Shin transformer na ƙara sautin ya kara power?

Ba. Transformer na ƙara sautin ya kara sautin amma ya raba sautin da aka ba shi. Power na farko na shi ya zama kadan kadan yanzu daga power na farko saboda loss na copper, core, da sauran loss.

Shin transformer na raba sautin ya ba da sautin mai yawa?

Ya iya ba da sautin na farko mai yawa don hali na power da ke cikin kuskure, amma sautin da aka samu ya dace da load da aka jinya da capacity na transformer. Transformer ba za a sanya sautin na farko a cikin load ba.

Shin winding na farko da winding na biyu suna da kawo?

A cikin transformer na izolasi, su ne kuma daga elektriki kuma su da shiga a kan kore na maganeti. A cikin transformer na otu, wani hissar na winding ya kashe, don haka ba su da izolasi na galvaniki.

Shin iya transformer ya ba wasu voltage na bayanai?

Ee. Transformer zai iya amfani da wasu secondary windings, center-tapped windings, ko winding taps don ba wasu voltage na bayanai.

Yaya za a sanya transformer VA?

Don yawan abubuwa na single-secondary AC transformer:

VA = Vs × Is

Don:

• VA = Mabudin transformer na apparent-power
• Vs = Voltage na bayanai na secondary
• Is = Current na bayanai na secondary

Misali:

Voltage na secondary = 24 V AC
Tashin yadda a cikin ƙaramar biyu = 5 A

VA = 24 × 5

VA = 120 VA

Don ƙaramar biyu masu yawa, an koyi total VA da aka bukata daga ƙaramar biyu masu yawa, tare da fahimtar babban yadda ake amfani da su, yadda ake amfani da su a lokaci na farko, kuma yadda ake gudanen su, kuma yadda ake rarraba su, kuma yadda ake gudanen su don ƙarfi.

Matsaloli na transformer mai sauraro da matsaloli na transformer mai zango daga Dingxin

Dingxin ya tsara matsaloli na transformer mai sauraro, wanda ke kara matsaloli na transformer don abokan ciniki da abubuwa da suka haɗa da market na Europe.

An iya tsara transformer daga cikin bayanin elektriki, mekaniki, thermal, da yadda ake amfani da su, wanda ke kara:

• Yadda ake sauraro da yadda ake zango na input da output
• Matsaloli na transformer mai sauraro da matsaloli na transformer mai zango
• Karamar biyu masu yawa
• Ko’ina na EI da ko’ina mai dauka shakara
• alama na 50 Hz da 60 Hz
• Ko’ina na VA mai amfani da kowane mutum
• Sarrafan kwayoyi, kwayoyin gudummawa, kwayoyin gaba da kewayoyin haɗa
• Ko’ina na gudummawa mai tsayi
• Fusun tafin da fusun mai gudummawa
• Ko’ina na gudummawa mai amfani da kowane alama
• Ko’ina mai amfani da bukatun al’umma na mutum mai haɗa

Ko’ina na gudummawa da kuma koyaya a sannan zai iya tabbatawa a lokacin koyaya mai amfani da ko’ina na transformer, abu na gudummawa da al’ummar da ke cikin.

Nemnawa ko’ina mai amfani da kowane mutum

Do you need a transformer with a specific voltage ratio, power rating, size, temperature limit, or installation method?

Send Dingxin the following information:

1. Matsayin shigarwa da mita
2. Required output voltage and current
3. Continuous and peak load conditions
4. Matsayin ƙananan kamarawa
5. Babu da kafa aiki
6. Hanyar aiki
7. Target market and compliance requirements
8. Kamarar Kwararun Bayani

Contact Dingxin today to request a technical review, custom transformer design, sample, or quotation.