Page 199 - Electrician -1st Year - TT

©ûWU¬ ùNpLû[ JÚ Øû\ UhÓúU ReÏm Aû\ (ùN¥ùUuh úNmTo) G]
TVuTÓjR CVÛm. CÕ ªuú]ôhPjûR A±VlTÓ¡\Õ.
ùRôPof£VôL YZeLôÕ. ùNLiP¬ ùNpLs
RLÓLs (Plates) : Tô£h¥q ©ú[hLs
ùRôPof£VôL ªuú]ôhPjûR YZeÏm.
CWiÓ YûLlTÓm.
ùNLiP¬ ùNp (Secondary cell): ùNLiP¬
• ©[ôi¥ ©ú[hLs ApXÕ
ùNpLû[ UßT¥Ùm ªuú]t\m ùNnVXôm.
Y¥YûUdLlThP ©ú[hLs
CûYLû[ vúPôúW_ó ùNpLs G]Üm
AûZdLlTÓ¡\Õ. @TWôúP®u • @TôYo ©ú[hLs
GXdhWôXõ^v ®§lT¥ ùNLiP¬ ©[ôi¥ ©ú[hLs (Plante plates) : CûY
ùNpL°p ªuú]t\m Utßm ªu²\dLm ÁiÓm ÁiÓm Nôo_õe Utßm ¥vNôo_õe
SûPùTß¡\Õ. ùNnVlThÓ EÚYôdLl TÓ¡u\]. CûY

ùNLuP¬ ªuLXeL°u YûLLs (Types BWmTj§p ÑjRUô] Lô¬Vj§]ôp (ùXh)
of secondary cells) RVôôõdLlThÓ ©u]o Nôo_õe
ùNnVlTÓYRu êXm ùXh ùTWôdû^PôL
• LôÃV AªX ªuLXm (Lead acid cell)
Uôt\UûP¡u\].
• BpLXõu ªuLXm ApXÕ ¨dLp CÚm×
ªuLXm (Alkaline cell or nickel-iron cell) @Tôqo ©ú[hLs (Faure plates) (Fig 3) : TûN
¨WlTlThP ©ú[hLs ApXÕ @Tôqo
LôôöV AªX ªuLXj§u TôLeLs (Parts ©ú[hLs, Lô¬Vj§Xô] ùNqYL Y¥Y
of Lead acid cell) (Fig 2) Ts[eLû[d ùLôi¥ÚdÏm YûL«p
RVô¬dLlTh¥ÚdÏm. ClTs[eL°p TûN
Fig 2
Y¥YõXô] ùXh ùTWôdû^Ó (PbO )
2
ùNVpTÓ ùTôÚ[ôL ¨WlTlTh¥ÚdÏm.

Fig 3

1 ùLôsLXu (Container)

2 RLÓLs (Plates)
3 ©¬lTôuLs (Separators)

4 Øû]dLmTeLs (Post terminals)

ùLôsLXu (Container) : L¥]Uô] WlTo
LiQô¥ ApXÕ ùNpÛXônÓ ùSLh¥q ©ú[hÓLs Lô¬Vj§Xô] YûX
úTôu\Yt\ôp ùLôsLXu ùNnVl
úTôu\ ùNqYLl Ts[eLû[d
Th¥ÚdÏm. C§p ùNVXôtßm RLÓLs, ùLôi¥ÚdÏm YûL«p RVô¬dLl
ùNlTúWhPoLs Utßm GXdhúWôûXh
Th¥ÚdÏm. ClTs[eL°p TûN
B¡VûY ûYdLlTh¥ÚdÏm. RLÓLs Y¥®Xô] vTôu_õ (spongy) ùXh (pb)
ùLôsLX²u A¥lTϧ«p ùNVpTÓùTôÚ[ôL ¨WlTlTh¥ÚdÏm.
HtTÓjRlTh¥ÚdÏm Ï¯Ü ØLÓ (rib) (Fig 4)
AûUl©u ÁÕ AûUdLlTh¥ÚdÏm.
©¬lTôuLs (ùNlTúWhPoLs)
ØLÓLÞd ¡ûP«Xô] CûPùY° LNÓLs
(Separators): CûY CWNôV] çVôLl

TYo : GXdh¬μVu (NSQF - Revised 2022) R.T. Ex.No. 1.6.57 179