how to convert ac to dc
how to convert ac to dc
is post me bataya gaya hai ki how to convert ac to dc yani aap AC ko DC me kaise convert kar sakte hain, vo bhi sirf diyode's ka use karke,and iske alawa mai aapko hight voltage se low voltage me convert karna bhi bataunga,and 1 ampere ka motor bhi use karke bataunga
ac to dc converter banane ke liye aapko sirf ek rectifire bridge ka use karna hoga ,aap AC ko DC me badlne ke liye aapko
half vawe rectifire
full vawe rectifire
rectifire bridge
etc inme se koi v use karke aap AC ko DC me convert kar sakte hain,isme main important jo hai vo hai rectifire bridge,jiski help se mai aapko AC to DC convetr karna bataunga
iske alawa jo mai ek project banaunga
project ka udesya-sabse pahle halog AC ko DC me convert karenge,or fir uske bad high voltage ko low voltage me convert kanege,uske bad ek low voltage ka motor ko chalayengeuske liye aapko kuchh saman ekatthe kar Len and uske bare me thode thode jankari v len ex:-
(1). Step down transformer -
ye transformmer ek step down transformmer hai,stape down tranformmer ka kam hota hai ki ye high voltage ko low voltage me convert karta hai
iska input capacity 220 V,5 A ( ampere ) hai,and output capacity 12 V 1 A ( a,pere ) hai,vaise to market me aapko alag alag output ke transformmer mil jayenge,ex 6V,9V,12V,18,45V etc
ab jara input and output ke bare me v aapko mai samjha du
input - jissme supply diya jata hai use ham input kahte hain
yani is transformmer ko aap gour se dekhe to aapko iske dono taraf 2-2 wire dikhai dete hain,ek taraf 2 red wire hain to dusri taraf 2 green wire hain
ab sawal ye hai ki input and output ko kaise pahchanenege,to ye bahut simple hai
input amd output ko kaise pahchane-
input- step down transfrmmer me input wire hamesa red colour ki hoti hai,jise ham sidha 220 V 5 A ( ampere )wali supply me jod dete hain
output-step down transformmer me jo output wire hoti hai vo red colour ko chhodkar koi v colour ka ho sakti hai,
ex - green,blue,yellow etc
step dwon transformmer ki output capacity alag-alag hpti hai
voltage ke aadhar pe-3V,6V,9V,12V,18V,45V ETC
current ke aadhar pe-0.5A,0.75A,1A,1.5A.3AETC
(2)diyod-
difinition of diyode-
diyode ek aisa device hai jo current ko sirf ek hi disha me jane deta hai
ye silicon ka bana hua hota hai jo ek semi conductor hota hai
iske do sire hote hain,positive(+) and negetve (-),ek sira silver colour ki hoti jo negetive hoti hai,and dusra sire positive colour ki hoti hai
use of rectifire
iska use jyadatar AC (alterneting current) ko DC( direct current) me convert karne me kiya jata hai, jise rectifire v kahte hain,ye ninm parkar ke hote hain,ex-
half vawe rectifire
full vawe rectifire
rectifire bridge
mai aapko rectifire bridge ke bare me bataunga,and isse hi AC ko DC me convert karke bataunga,lekin aap isse pahle rectifire bridge ko banana sikh len, jo mai niche bataya hun
rectifire bridge kaise banaye
AC ko DC me convert karne ke liye
rectifier bridge banane ke liye 2diyod ko apne hath me uthaye Ab dono positive point ko 90°ke angle pe jod den and fir se bache hue 2diyod ke nigetive point ko 90 degree ke angle pe jod den, Ab jaisa hamne niche ke image Me dikhaya hai thik us parkar connect karen ex:-
(3)paper capacitor
aapko ek 1000micro fairad 35 volt ki paper capacitor ki jarurat hogi,iska ek sira ke pas body pe nigetive ka symbole bana rahta hai,or dusra sira positive hota hai,jse aapko circuit me isko parralal connection me jodna hoga.jo niche ke image me mai dikhaya hun
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| paper capacitor |
(4)DC motor -
aapko ek dc motor ki jarurat hogi iski input capacity 12V,1 A (ampere) hai,ise aapko chalani hai,tavi to aap santust ho sakenge ki aapne ac ko dc me convert kiya hai ya nhi,motor ka image maine niche dikhaya hun
![]() |
| DC motor |
(5)AC supply-
aapke ghar me 220v AC honi chahiye jisme ham transformer ki input wire me supply denge
To agar aapke pas ye 5 sadhan avaleble hto aap is project ko karne ke liye Reddy ho jain to chalte hai point pe
Step 1-sabse pahle aap rectifire bridge bana len
rectifire bridge kaise banaye
AC ko DC me convert karne ke liye
rectifier bridge banane ke liye 2diyod ko apne hath me uthaye Ab dono positive point ko 90°ke angle pe jod den and fir se bache hue 2diyod ke nigetive point ko 90 degree ke angle pe jod den, Ab jaisa hamne niche ke image Me dikhaya hai thik us parkar connect karen ex:-
Aap dekh sakte hai ki is fig me 4point hai jaha hame wire ko connect karna hai yani jab ham dono diyode ka positive ko ek sath jodenge to vo point hamara DC ka (+) hoga and vo outp[ut hoga aur jab ham bache hue do aur diyod ke nigetive point ko jodenge to hamara DC ka (-) hoga jo vo bhi output hi hoga
rectifire me jaha aap done diyode ka positive point ko jodte hain vo point positive output hota hoga ,and jab dono diyode ka nigetive point ko jaha jodte hain vo point nigetive output hoga,and
Ab aapas me jode hue dono diyod ko kisi bhi tarah se jodte hai to hame 4 point me se bache hue 2 point AC input ke liye mil jate hai jhan ham dekh sakte hai ki AC ke dono point par ek diyod ka (+) and ek diyod ka(-) prapt hote hai.
Upar ke figure me aap dekh sakte hai ki main rectifier me AC ke liye yellow colour ki wire hai and DC me (+) ke liye red colour,and (-) me blue colour ki wire ko jod diya hai taki aap samajh saken
to is tarah se aap rectifire bridge banana sikh liya aapne,jo AC ko DC me convert kar sakta hain
wire jodne ke liye ac and dc point ko kaise pahachane
Ans:-
1.DC ko phchanne ke liye:-
Ham dekh sakte hai ki diyod me 4 point hai jisme ek point ke pas do diyod ka (+) point ha and do diyod ka (-)point hai
Ab hame (+)ke pas DC ka positive and (-)
Ke pas DC ka nigetive wire ko jodna hai
AC ko pahchanne ke liye:-
Jab ham DC ka dono point ko jod dete hai to bache hue do point ke pas ek diyod ka (+)and ek diyod ka(-) prapt hogi hai
Yhi point hamara AC ka input hogs
step 2
Circuit(paripath) ko kaise joden:-
Sabse pahle aap transformer ka outputwire ko rectifier ke dono AC point ke pas jod de
![]() |
| ac to dc converter di |
Ab aap transformer ke wire ko jod diya ab bari hai DC ka ,to bache hue do point par jha hme (+)dikhai de vo positive hoga aur jahan (-) dikhai de vhan nigetive hoga ex:-niche dekhen.
Umid karta hun ki aap rectifier ka connection kar chuke hai ab bari hai
Capacitor ki to dhyan den ki capacitor me bhi positive and nigetive hota hai jisme nigetive pole pe capacitor ke upar nigetive ka symbol rahta hai aur dusra pole positive hoga ab use bhi aap DC me (+)&(-) me jod de.
NOTE-DC circuit me jo capacitor use kiya jata hain use polar capacitor kahte hain,isme nigetive(-) and positive(+) hota hai
Ab bari hai DC motor ki to use bhi aap us circuit me jod den for ex:-niche dekhen
![]() |
Is tarah se connection pura ho Jane ke bad transformer ke red colour ki input wire ko aap 220v ki supply me savdhanipurvak jod den ab aapka pripath (project)puri tarah se kam karne lagega.
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