ඉංජිනේරු තාක්ෂණවේදය(Engineering Technology) - 04 lesson

 අකුරු කියවීමට නොහැකි නම් ෆොන්ට් එක මෙතනින් බාගන්න

;srsx. moaO;sh(Brake system)

;sßx. moaO;sfha ld¾h Ndrh

tkaðfuka frdao fj; iemfhk n,h fya;=fjka jdykhla Odjkh ùu isÿfõ' tfia Odjkh jk w;r;=r tkaðu k;r l< o" jdykh k;r ùula isÿ fkdfõ' tfia u la,Éph úikaê lsÍfuka fyda .shr kshqg%,a lr" welai,a o`vq fj; hk tkaðï cjh lmd yeßh o"jdykh Odjk ;;ajh È.g u mj;ajd .kafka wjiaÓ;sh fya;= fldg f.k h'

;sßx. wjYH jkafka jdykfha fõ.h wvq lsÍug;a" jdykh iïmQ¾Kfhka k;r lr .ekSug;a හා nEjqï ia:dkhl jdykh kj;d ;eîug;aය. fjk;a ia:dkhl jqj o jdykh kj;ajd hk úg;a ;sßx. Ndú; lsÍu wjYH fõ' wo fudag¾ r: m%Odk ;sßx. hdka;%Kh f,i ls%hd;aul jkafka md ;sßx. iy w;sf¾l j we;s" jdykh kj;d ;nd hdug wjYH w;a ;sßx. jYfhks'

;sßx. moaO;shg" >¾IKh u.ska ;sßx. n,h we;s lrk ;sßx. hdka;%Khla we;'

tfiau tu n,h" ;sßx. hdka;%Khg ,nd fok w;ska fyda mdofhka ls%hdlrjk ødjl moaO;shla" iïnkaOl fyda flan,a ;sßx. moaO;shg we;<;a fõ'

;sßx. hdka;%Kh m%fNao folls'

තිරිංග බලය- Brake Force

;sßx. l%shd;aul lsÍug ;sßx. mdoslh mE.= úg tljr frdao y;r k;r jqjfyd;a" tkï frdao y;ru lrleùu tljr laIKslj kej;Su ksid r:h ,siaid hhs' tu.ska úYd, wk;=rla isÿúh yels h‘ ta wkqj ;sßx. ls%hd;aul úh hq;af;a jdykh k;rùu i|yd hï ld,hla ,ndfok whqßks' fuh ;j ÿrg;a meyeÈ,s lrkafka kï" ;sßx. fho jQ úg jdykh i;= pd,l Yla;sh^hdka;s%l ld¾hh& ;dmh njg mßj¾;kh úh hq;= h' fuh isÿ jk úg >¾IKh we;s jk fldgiaj, ;dmh we;s ù tajd wêl f,i r;afõ' fuu ;dmh" wjg jd;hg úlsrKh ù hhs'

fuu ish¨ ldrKd i,ld n,k úg ;sßx. ms<sn|j lsj yelafla tajd ksYaÑ; wjia:dfõ jdykh i;= pd,l Yla;sh .;sl >¾IKh Wmfhda.S lr.ksñka ;dmh njg mßj¾;kh lrk Wmdx.hka nj h' fuu ld¾h l,ska i|yka l< f,i ndysr j ixl%uKh jk w;r" l%ufhka Odjk fõ.h wvqfjñka f.dia jdykh k;r ùu bka isÿfõ' jdykhl we;s jvd;a jeo.;a wdrlaIl Wml%uh ;sßx. moaO;sh fõ' jdykfha Wmßu fõ.hg jqjo l%Shd;aul l< yels" ;sßx. moaO;shla ie,iqï lr fhdod ;sîu muKla fkdj"my; i|yka lreKq bka imqrd,Su jeo.;a fõ'

vúYajdiS nj iy l,a meje;au

vfyd| ;sßx. m%;spdr

via:djr ;sßx. ls%hdld¾;j

;sßx. n,h f.dvke.Su i|yd Wml%uhla ;sßx. moaO;sh i;= úh hq;=fõ' tu.ska ßh mojkakd mdofhka fhdok n,h" jeä lr ;sßx. Wmdx. ls%hd;aul ùu i|yd hdka;s%l" Wml%uhlska ;sßx. n,h frdaOl m¿ fj; ,nd osh hq;= fõ'

ødj ;ssßx. moaO;sh

ødj ;sßx. moaO;sh iukaú; jkqfha

;sßx. mdoslh ^Brak Paddle&
m%Odk is,skavrh ^Master Cylinder&
;sßx. ødj k,
frdao ;sßx. is,skavr
frdao ;sßx. tl,ස

m%Odk is,skavrh idudkH l%shdldß;ajh jkafka cj iyhlhla (Servo) yryd fõ‘ ta wkqj b;d úYd, mSvkhla frdao is,skavr fj; t,a, fõ‘ kùk r:j, fndfyda úg bosß frdao i|yd ;eá ;sßx. o" miqmi frdao i|yd fnr ;sßx. o fhdod .kq ,efí' ld¾ r:j, kï frdao y;r i|ydu ;eá ;sßx. fhdod .kq o oelsh

yels h'

cj iyhl

ßheÿrd u.ska ;sßx. mdoslfhka ,nd fok n,h jvd jeälr ,nd oSu i|yd ndysr n, m%Njhl wdOdr ,nd .ekSu" n, iyhl u.ska bgq fõ' flfia jqj o cj iyhl l%shdldß;ajh weK ysáh o" mdosl wdhdih u.ska jqj o ;sßx. l%shd;aul lrúh yels fia fuu moaO;sh ks¾udKh lr we;'

ßla; iyhl i¾fjda (Vacume Servo Brake System)

m%Odk is,skavrh (Master Cylinder)

;sßx. mßm:j, mSvkh f.dvk.kq ,nkafka m%Odk is,skavrh u.sks' m%Odk is,skavrh l%shd;aul jkqfha ;sßx. mdoslh u.sks' ;sßx. mdosl wdhdih ;Sj% lsÍu i|yd cj iyhlhla fyj;a fí%la nQiagrhl iyh ,nd .kS' th idudkHfhka msysgkq ,nkafka mdoslh;a" m%Odk is,skavrh;a w;rh.

kùk r:j, we;s oaú;aj l%shdldß m%Odk is,skavrj, fmdÿ is,skavrh ;=< msiagka folla oelsh yels h' tkï" m%d:ñl msiagkh yd oaú;shSl msiagkh f,ihs' ;sßx. Mdoslh md.k úg fuu msiagka ;,a¨ ù ;sßx. mSvkh Wmojkq ,nhs'

fnr ;sßx. - Drum Brake 

frdaOl fnrh ;=< wNHka;rj úodrKh jk ;sßx. m¿ ^Brake Shore&u.ska ;sßx. n,h we;s lrhs' ;sßx. fnrh frdaohg iúù we;' ;sßx. tl,i msgqmi ;yvqj ^ Brake Plate) iú ù we;s w;r" ;sßx. m¿" ;sßx. fnrhg tfrysj ;o ùfuka ;sßx. l%shd;aul fõ‘ ;sßx. fhdok úg ;sßx. m¿" ;sßx. fnrfha wNHka;r ì;a;shg ;o fõ' túg ;sßx. m¿j, iúlr we;s ;sßx. fldÜg ^Brake Liners&u.ska >¾YKh Wm oS‘ta wkqj

frdaoj, fõ. nd, ùula isÿ fõ'

;eá ;sßx.(drum brake)

le,smrh ;=< ;sßx. is,skv¾ folla úreoaO osYdj,ska msysgkq ,nhs' ñka tla tla is,skavrhla ;=< ;sßx. fldÜg ^Brake Poch& iïnkaO jQ msiagka mj;S' ;sßx. ;eáh ^BrakeDisk& frdaoh iu. lr lefõ' ;sßx. fhdok úg is,skav¾ ;=< we;s msiagka u.ska ;sßx. fldÜg" ;sßx. ;eáfha u;= msgg ;o ù frdaoj, ;sßx. n,h we;s lrkq ,nhs'

ABS තිරිංග පද්ධතියක ක්‍රියාකාරීත්වය

frdaOl moaO;sfha frdao iïnkaO frdaOl k< fidf,dfkdhsâ

jE,aj y;rla yryd yhsfv%d,sla fudähqf,agrhg iïnkaOj mj;S' fuys fidf,dfkdhsâjE,aj y;r md,kh jkafka bf,lafg%dksla md,k tallh u.sks' frdaOl fh§ul § hï

frdaohla ysrùulg W;aidy l< úg tu frdaOl ud¾.fha fidf,dfkdhsâ jE,ajh jid tu frdaohg iemhq frdaOl øjH md,kh lr ,siaiqï m%;sY; w.h md,kh lsÍug bf,lafg%dksl md,k tallhg yels fjhs' fï wkqj ud¾.fha ´kEu ;;ajhla hgf;a wdrlaIldÍ j fudag¾ r:h k;r lr .; yels fjhs'

Eranda Dhanushka