nghwpapay; njhopDl;gtpay;
• Engineering Technology
f.ngh.j. cau;ju njhopDl;gg; gpupT khztu;fSf;fhdJ
juk; 12
myF 01
nghwpapay; njhopDl;gtpay; mwpKfk;
Introduction of Engineering Technology
njhFg;G :M.S.M. Mishfak (B.Sc)
G/Malharus Sulhiya Central College
Galle
Unit 01
Introduction of Engineering Technology
myF – 01
nghwpapay; njhopy;El;gj;jpw;fhd mwpKfk;
➢ nghwpapay; Jiwapd; mgptpUj;jpahdJ fhyj;Jf;Ff; fhyk; kdpj Njitfs;> tpUg;gq;fs;
Mfpad tpupthf;fkile;jikahy; Vw;gl;l gpur;rpidfSf;fhd jPu;Tfs;> Kiwikahd /
Kiwikaw;w nrad;Kiwfs; Clhfg; ngwg;gl;ldthFk;.
➢ md;whl tho;f;ifg; gpur;rpidfisj; jPu;g;gjw;F tpQ;Qhd kw;Wk; nghwpapay; El;gk;
rk;ge;jkhd gpuNahfNk cjTk;. mt;ntz;zf;fUNt nghwpapay; njhopy;El;gj;jpd;
gpujhd Nehf;fkhFk;.
➢ kdpj tho;tpd; eilKiw Nehf;fq;fSf;F my;yJ kdpjr; #oiy khw;Wtjw;Fk;
ifahStjw;Fk; mwpitg; gpuNahfpj;jy; njhopDl;gtpayhFk;.
➢ tho;it NkYk; vspjhf;Ftjw;Fk; Ntiyia NkYk; gaDs;sjhf;Ftw;Fk; jputpaq;fs;>
fUtpfs;>
njhopDl;gq;fs;>
tY
%yq;fs;
Mfpatw;iwg;
gad;gLj;jYk;
njhopDl;gtpaypy; ,lq;Fk;.
➢ njhopEl;gtpay; vd;gij gy;NtW vz;zf;fUf;fspD}lhfTk; gy;NtW tpjkhf
tiutpyf;fzg;gLj;jyhk;.
• tsq;fis gad;jF Kiwapy; gad;gLj;jy;.
• nrad;Kiwfis gaDWjpAs;sthW Mw;Wjy;.
• gz;ila nry;tr; nropg;ig kPz;Lk; cUthf;Fjy;.
➢ mjhtJ njhopy;El;gk; vd;gJ Fwpj;jnthU njhopiy rpwg;ghf tpidj;jpwDila
Kiwapy; El;gkhf nra;J Kbg;gjw;fhf ifahsg;gLk; cj;jpahFk;.
➢ njhopDl;gtpaypd; gpuNahfq;fspd; tpUj;jpAld; gy;NtW njhopDl;gtpay; ghlj;Jiwfs;
mwpKfk; nra;ag;gl;ld.
c+k; : ve;jputpay; (nghwpapay;) njhopDl;gtpay;> capu;j; njhopDl;gtpay;> czTj;
njhopDl;gtpay;> njhlu;ghly; njhopDl;gtpay;> Nghf;Ftuj;Jj; njhopDl;gtpay;.
njhopy; El;gj;jpd; tsu;r;rp
➢ kdpjj; Njitfis <Lnra;tjw;fhd jPu;thfg; nghUl;fs;> Nritfs; cUthf;fg;gl;ld.
NkYk; Njitfs; tpupthf;fkile;jjhy; Vw;gl;l gpur;rpidfisj; jPu;g;gjw;fhf
fhyj;Jf;Ff; fhyk; tpj;jpahrkhd mDFKiwfs; ifahsg;gl;ld. ,JNt njhopEl;g
tsu;r;rpf;F topNfhypaJ.
➢ kdpj ,dj;jpd; njhopEl;g tsu;r;rpahdJ ,aw;if tsq;fisg; gad;gLj;jpa vspikahd
fUtpfspypUe;Nj njhlq;fpaJ.
Eg :- Ntl;ilahLtjw;F $upa MAjq;fis gad;gLj;jy;.
jPiag; ngw;Wf; nfhs;tjw;fhf fw;fis cuRjy;.
gz;lkhw;W gzg;gupkhw;wk;.
Unit 01
Introduction of Engineering Technology
➢ njhopEl;g tsu;r;rpahdJ neUg;gpypUe;J Muk;gkhfp rf;fuk;> cNyhfg; gad;ghL>
kpd;rf;jp> ,yj;jpudpay; (Transistor)> nra;kjpj; njhopEl;gk; vd;wthW tsu;r;rpaile;J
nfhz;Nl nry;fpd;wJ.
➢ Mjpfhyk; njhl;L ,d;W tiuAs;s fhyk; njhopEl;gtpaypd; gad;ghLfisAk; gz;ghl;L
khw;wq;fisAk; mbg;gilahff; nfhz;L gy;NtW fhyq;fshfg; gpupf;fyhk;.
1. jw;fhyk;.
2. ,ilau; fhyk; / Ntyhz;ik fhyk;
3. tptrha fhyk;.
4. njhopDl;gf; fhyk; / ifj;njhopy; fhyk;
5. jfty; njhopEl;gtpay; fhyk;
fhyk;
fhyj;ij mbg;gilahaf; nfhz;l
njhopDl;g epu;khzpg;GfSk;
gad;ghLfSk;
fhy tPr;R
fw;fhyk;
fp.K. 6000 my;yJ fp.K.
4000 tiuf;Fk;
ntz;fyf; fhyk;
fp.K. 4000 – fp.gp. 1200
tiuf;Fk;
,ilf; fhyk;
fp.K. 1200 – fp.gp. 500
tiuf;Fk;
fp.gp. 500 – fp.gp. 1450
tiuf;Fk;
kWkyu;r;rpf; fhyk;
fhydpahjpf;ff; fhyk;
fp.gp. 1450 – fp.gp. 1700
tiuf;Fk;
,Uk;Gf; fhyk;
cyfg; Nghu; (Kjyhk;>
,uz;lhk;)
fp.gp. 1700 – fp.gp. 1900
tiuf;Fk;
fp.gp. 1900 – fp.gp. 1950
tiuf;Fk;.
etPd fhyk;
fp;.gp. 1950 – fp.gp. 2000
tiuf;Fk;
ifj;njhopy; Gul;rp
neUg;G>
fw;
fUtpfs;>
nghUs;fs;
Nghf;Ftuj;jpw;Fj;
Njhw;
igiag;
gad;gLj;jy;
rpy;Y
tptrha
cgfuzq;fs;
tpyq;Ffspd;
%yk;
Nghf;Ftuj;J>
tz;bfs;> tpw;fs;> cNyhf Kidfs;
,lg;gl;l mk;Gfs;.
Nrzk;>
fthd;
cs;s
fl;llq;fs;>
cUf;Ff; fUtpfs;
cNyhff;
fUtpfs;>
,Uk;Gg;
ghjtisaq;fs; ,lg;gl;l Nrzk;> gPuq;fp>
gha;kuf; fg;gy;fs;> ePz;l jl;ilahd
gha;kuf; fg;gy;fs;
vy;yh trjpfSk; cs;s RfNghff;
fg;gy;fs;> Jtf;Ffs;> thA gY}d;fs;>
Nghu;f; fg;gy;fs;.
ePuhtp VQ;rpd;> Gifapujk;> NeNyhl;lk;
Nkhl;lu; thfdk;> Mfha tpkhdq;fs;>
ePu;%o;fp> mZ Fz;L> Nghu; tpkhdk;>
thndhypg; ngl;bfs;.
fzpdp> nuhf;nfw;W> tpz;ntspf; fg;gy;>
myfply; (Scanning) njhopDl;gtpay;>
#upagly; tpz;ntsp Xlk;
➢ 18k; E}w;whz;by; Vw;gl;l ifj;njhopy; Gul;rp> 2k; cyfg; Nghu; Mfpatw;wpd; tpisthf
nghwpapay; njhopEl;g JiwahdJ Ntfkhf tsu;r;rpaile;jJ.
• ,ae;jpuq;fs; fz;Lgpbf;fg;gly;
ifj;njhopy; Gul;rpapd; NghJ Vw;gl;l Kf;fpa njhopy;El;g tpUj;jpfs; :• nerTf; ifj;njhopy;
• ,ae;jpu Mw;wy;
• epyf;fup kw;Wk; ,Uk;G cUf;Ff;
ifj;njhopy;
• Nghf;Ftuj;J
• njhiyj; njhlu;G
-
gwf;Fk; ehlh> ePu;r;rl;lk;> ijay; ,ae;jpuk;
ePuhtp ,ae;jpuk;> ePuhtpg;glF> ,Uk;G fg;gy;>
ildNkh> nuhf;fl;> mr;R ,ae;jpuk;.
epyf;fupiag; gpupj;njLj;jy;> ,Uk;G
Rj;jg;gLj;Jk; Kiw
ghij mgptpUj;jp> fhytha;fs; ,izg;G
mQ;ry; Kiw> je;jp> flYf;fbapy; kpd;
je;jpf;fhd fk;gp ,izg;G
Unit 01
Introduction of Engineering Technology
• ifapdhy; nra;ag;gl;l ifj;njhopy;fSf;fhf mjpf msT nghwpfis mwpKfQ;
nra;jy;.
• ePudJk; nfhjpePuhtpapdJk; rf;jpiag; gad;gLj;jy;.
• vupnghUshf epyf;fupiag; gad;gLj;jj; njhlq;Fjy;.
• nfhjpePuhtpiag; gad;gLj;jpr; nrYj;jg;gLk; fg;gy;fisAk; Gifapujq;fisAk;
cw;gj;jp nra;jy;
• ngupa mstpyhd cw;gj;jpia Muk;gpj;jYk; mjw;F cfe;j nghwpfis
cw;gj;jp nra;jYk;.
❖
Unit 01
Introduction of Engineering Technology
cNyhfg; Nghupdhy; Vw;gl;l njhopDl;g tpUj;jpfs;
➢ Nghupdhy; Vw;gLk; mopTfs; xUGwkpUf;f mjd; tpisthf njhopEl;gKk; ngupJk;
tpuptile;jJ.
➢ Nkhl;lhu; thfdk;> ePu;%o;fpf; fg;gy;fs;> mZFz;L> n[l; vd;[pd;fs;> n[upf;fyk;>
Nulhu; njhopEl;gk;> vd;gtw;iw cjhuzq;fshf Fwpg;gplyhk;.
➢ mnkupf;f kw;Wk; u~;ahTf;fpilapyhd gdpg;Nghu; kw;Wk; tu;j;jf> tpz;ntspg;
Nghl;bAk; njhopE}l;g tpUj;jpf;F fhuzkhf mike;jJ.
❖ njhopy; El;gtpaypd; jpUg;G Kidfs;
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
neUg;G
- Fire
rpy;Y
- Wheel
ePu;rr
; py;Y
- Water wheel
thu;g;gpUk;G
- Casting cast iron
mr;rPL
- Printing
epiy kpd;dpay;
- Static Electricity
kpd; flj;jy;
- Electrical Conduction
kpd; Fkpo;fs;
njhiyNgrp
fk;gpapy;yh njhlu;ghly; - Wireless Communication
,yj;jpudpay; tho;T
jpuhd;rpw;wu;
xd;wpize;j Rw;W
rPnke;J
fz;zhb
Unit 01
Introduction of Engineering Technology
❖ jw;fhy njhopEl;g tsu;r;rp
- Xiyr;Rtb → fzpdp
- fUk;gyif → Overhead projector - Multimedia projector
- jpz;izg;gs;sp → E learning
kUj;Jtk; - ,iyfs; ,aw;if tsq;fspd; gad;ghL → Nano Technology, X-ray, Scaning
tptrhak; - ,aw;ifg; gris → nraw;ifg; gris
- tay; cOtjw;F fyg;ig → ,ae;jpuk;
njhlu;ghly; - Gwhf;fspd; %yk; nra;jp flj;jy; → ,izag;ghtid> ifalf;fj; njhiyNgrp
Nghf;Ftu;j;J
- tpyq;Ffspd; gad;ghL → etPd thfdq;fs;> tpz;ntspg; gazk;
Rfhjhuk; - ,aw;if %ypif → ,urhadg; gjhu;j;jk;
tzpfk;
- gz;lkhw;W → gzg;gupkhw;wk;> fldl;il
1.
fy;tp
2.
3.
4.
5.
6.
7.
❖ njhopEl;gtpaypd; jhf;fq;fs;
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
➢
FbapUg;Gf;fs; efuq;fis Nehf;fp efu;jy;.
cw;gj;jp eltbf;iffs; mwpTrhu; %yjdkhf khwpAs;sJ.
cw;gj;jpf; nfhs;ssTk; cw;gj;jpj; jpwDk; mjpfupj;jy;.
Neha;fis vspjhf ,dq;fhzy;> ,wg;G tPjj;ijf; Fiwj;jy;.
Rw;whlYld; NrUfpd;w ,urhad nghUs;fs; fhuzkhf gy;NtW Neha;fs; cUthFjy;> er;R
thAf;fs; fhuzkhf tspkz;lyk; khRgLjy;> mjpf xyp fhuzkhf #oy; khriljy;.
njhiytpy; ,Ug;gtu;fis tpiutpy; njhlu;GgLj;jy;.
mjpf mstpyhd njhlu;G rhjdq;fspd; gad;ghLfspd; fhuzkhf jdpikg;gLjy;> FLk;g
njhlu;G eyptiljy;.
njhiyj; njhlu;G rhjdq;fspy; njhiyf;fy;tp trjpfSk; (e-Learning) Rafw;wy; trjp
tha;g;Gf;fSk; Vw;gly;. ,jd; fhuzk; fw;wypy; Nghl;b epiyik cUthfp cs;sJld;
njhopypd;ik mjpfupj;Js;sJ.
,aw;if mdu;j;jq;fis Kd;$l;bNa mwptpg;gjhy; Nrjq;fis Fiwj;jy;.
ngUk; fl;ll mikg;Gf;fs; fhuzkhf mdu;j;jq;fspd; NghJ ghjpg;G mjpfupj;jy;.
ghuk;gupa gz;ghl;L ,ay;Gfs; tPo;rr
; paile;J Nkiyj;Nja gz;ghl;L ,ay;Gfs; mjpf
mstpy; guTfpd;wikahs; rka fyhrhu rPuopTfs; NkNyhq;Fjy;.
Xa;T epiy Fiwe;J RWRWg;G tpUj;jpaile;Js;sJ.
tsp> ePu;> epyk; vd;gd khriljy;.
XNrhd;gil Nrjkiljy;.
gr;ir tPl;L tpistpd; fhuzkhf (Green house effect) Gtp ntg;gkiljy;. ,jdhy; tl> njd;
JUtq;fspy; gdpkiyfs; fiue;J fly; ePu; kl;lk; mjpfupf;Fk; mNj Ntis fhyepiy
khw;wq;fs; cUthFk;.
,aw;if tsq;fs; Fd;Wjy;.
Gjpa #oy; cUthjy;.
❖ njhopEl;g tsu;r;rp fhuzkhf Vw;glf;$ba vjpu;fhy Nghf;Ffs;
➢ fNjhl;Lf;fjpu;f; Foha;fs;> gad;gLj;Jk; njhiyf;fhl;rpf;F gjpyhf Fiwe;j msTila LCD
njhiyf;fhl;rpj; jpiufs; gad;gLj;jg;gLk;.
➢ Rw;whliyg; ghJfhf;f gy cw;gj;jpg; nghUs;fs; ghJfhf;Fk; tpjj;jpy; cw;gj;jp nra;jy;>
J}R gbahj Milfs; cw;gj;jp nra;jy;.
➢ Nkhl;lhu; thfdq;fspy; vupnghUSf;F gjpyhf #upa xspiag; gad;gLj;jp ,af;Fjy;.
➢ ghlrhiyfspy; fzdpg; ghtid rhjhuz xd;whf khWjy;.
➢ Fwpg;Gg; Gj;jfq;fSf;Fg; gjpyhf fzdp gad;gLj;jy;.
➢ tpz;ntsp Rw;Wyhf;fy; rhjhuzkhf khWjy;.
➢ tpz;ntsp epiyaq;fspy; tho;tjw;fhd ehl;lk; Vw;gly;.
➢ etPd kUj;Jt cgfuzq;fs;> kUe;Jtiffspd; fz;Lgpbg;G.
➢ jfty; njhlu;ghly; Kiwfspy; tpUj;jp Vw;gly;.
➢ eNdh njhopy;El;gtpay; fhuzkhf Neha;tha;g;gl;l ,lq;fSf;F Neubahf rpfpr;ir
mspj;jy;.
Unit 01
Introduction of Engineering Technology
❖ nghwpapay; njhopEl;gk; (Engineering Technology)
➢ nghwpapay; Jiwapy; (mjhtJ nghwpKiwj; njhopEl;gk;> Fbrhu; njhopEl;gk;> kpd;
,yj;jpudpay; njhopEl;gk;) Vw;gLk; gpur;rpidfSf;F tpj;jpahrkhd Xu; mZF Kiwia
Vw;gLj;Jtjw;F ifahSk; El;gNk nghwpapay; njhopEl;gk; vd miof;fg;gLk;.
➢ nghwpapay; njhopEl;g tsu;r;rpahdJ>
1.
2.
3.
4.
5.
gad;gLj;jg;gLk; jputpaq;fs;
gad;gLj;jg;gl;l El;gq;fs;.
ftu;r;rp.
kdpjd; kw;Wk; #oYf;F Vw;gl;Ls;s jhf;fq;fs;.
,ilkhw;wj;jf;f Mw;wy;.
vd gytpjkhf gpupj;J Muhayhk;.
❖ nghwpapy; njhopEl;gk; gad;gLj;jg;gLk; re;ju;g;gq;fs;
1.
2.
3.
4.
5.
6.
7.
8.
Nkhl;lhu; thfd cw;gj;jp.
njhopw;rhiyfspYs;s ,ae;jpuq;fs; cw;gj;jp.
tpz;ntsp Xlq;fs;> tpz;ntsp Muha;r;rp epiyaq;fs;.
fl;ll epu;khzk;> tbtikg;G.
kpd; cgfuzq;fspd; cw;gj;jp.
gplitf; ifj;njhopy;.
,yj;jpuzpay; cgfuzq;fs;.
fzpdpj;Jiw.
❖ cw;gj;jpfspd; Nkk;ghL.
➢ jw;fhy cw;gj;jpfs; mtw;wpd; njhlf;f cw;gj;jpfspYk; ghu;f;f mjpfupj;Js;sd.
cw;gj;jpfspy; fhzj;jf;f Nkk;ghLfis kjpg;gjw;F gy;NtW epajpfis mbg;gilahff;
nfhs;syhk;. mtw;wpy; rpy.
1. rupahd njhopw;ghL.
2. cau; tpidj;jpwd;.
3. kdpjf; fhuzpfspd; topfhl;lYk; nghUj;jg;ghLk;.
4. gygdp mk;rq;fs;.
5. Rfhjhug; ghJfhg;G.
6. ,lkhw;wp Mw;wy; (gy;NtW ,l epiyikfspy; gad;gLj;jg;gLk; Mw;wy;)
7. #oYf;fhd Neak;.
8. epiyikfSlDk; epakq;fSlDkhd ,irT.
9. cau; Neu;j;jp.
❖ rpy Jiwfspy; cw;gj;jp Nkk;ghl;bw;fhd cjhuzq;fs;
01. ifj;njhopy;
02. fl;ll mikg;G
03. fy;tp
04. Rfhjhuk;
05. Nghf;Ftu;j;J
06. ntFrd Clfk;
07. tq;fpaYk; epjpAk;
➢ filrw; nghwp (Latha) jpupnghwp (milling machine) vd;gtw;iwg;
gad;gLj;jp cNyhf gFjpfspd; cw;gj;jp.
➢ fzpdpfisg; gad;gLj;jp cw;gj;jp nra;jy; (CAM)
➢ epidtfq;fshf Chip gad;gLj;jy;.
➢ nuhNgh nghwpfspd; gad;ghL
➢ nfhq;fpuPl; Kisf; Fw;wpfis epyj;jpy; mkpo;j;Jtjw;fhd
nghwpfs;> fpNwd;fs;.
➢ kuj;jpw;Fg; gjpyhf mYkpdpak;.
➢ kpd;dDg; Gj;jfq;fs; (e-book) (e-learning)
➢ khaf; fw;wy; #oy; (VLE - virtual learning envirmont)
➢ CT myfplyp (Scanner)
➢ mff;fhl;b (Endoscope)
➢ GPS %yk; thfd neupriy ,dq;fhzy;> fyg;gpd vupnghUs;
thfdk; (Hybride)
➢ ,izaj;jpD}lhf jfty;fs; gupkhWjy; Social Media
➢ jd;dpaf;f fhrspg;G ve;jpuk; (ATM)> fldl;il (Cradit card)>
kpd;tq;fpay; (e-banking)
Unit 01
Introduction of Engineering Technology
❖ cw;gj;jpfs; kw;Wk; NritfspdJ mgptpUj;jpapy; nry;thf;Fr; nrYj;Jk; fhuzpfs;
1. Gw Cf;Ftpg;Gf;fs;
2. nrad;Kiwf; fl;likg;Gj;
njhlu;ghd tplaq;fs;
tu;j;jfkakhjy;> fyhrhu> nghUshjhu> Fbrdtpay;
Nghd;w r%ff; fhuzpfs;> rl;lq;fSk; gupkhzq;fSk;.
tsq;fs;
(kdpj
tsq;fs;>
,ae;jpuq;fs;>
%yg;
nghUl;fs;) El;g mwpT> Muha;rr
; p> Kfhikj;Jtk;.
❖ tu;j;jf kakhf;fSk; mjd; gpd;dzpAk;.
➢ tu;j;jfr; re;ijapy; Nfs;tp> toq;fy; vd;Dk; mjpfhuq;fspd; kPJ ,yhgj;ij Nehf;fhff;
nfhz;L kdpjj; NjitfisAk; tpUg;gq;fisAk; G+u;j;jp nra;jy; tu;j;jfk; vdg;gLk;.
➢ gz;lq;fSf;Fk; NritfSf;Fk; ngWkhdj;ijf; nfhz;l gz;lq;fisAk; NritfisAk;
gupkhWjiy tzpfj;jpd; Muk;gkhff; fUjyhk;. gpw;fhyj;jpy; gzk; Gof;fj;jpw;F te;jTld;
gz;lq;fisAk; NritfisAk; gzj;jpw;F tpw;wy; Muk;gkhfpaJ.
➢ r%f gupzhk tsu;r;rp mile;jJk; tho;f;iff; Nfhyk; rpf;fyile;jJ. ,jdhy; gy;NtW
gz;lq;fspd; Njit Vw;gl;l mNjNtis murhl;rpapy; gpw;fhyj;jpy; Vw;gl;l jsu;T
fhuzkhfr; rhjhuz kf;fs; gy;NtW gz;lq;fisg; gad;gLj;Jtjw;fhd tha;g;G
Vw;gLj;jg;gl;lJld; nghUs;fSk; NritfSk; tpiuthf tu;j;jfkhfpd.
➢ NguuR cUthjYk; FbNaw;w ehLfs; cUthjYk; ifj;njhopy; Gul;rpAk; gy;NtW cw;gj;jpg;
nghUs;fis kf;fspilNa guTtjw;Ff; fhuzkhf ,Ue;jd. ,jd; %yk; nghUs;fSf;Fk;
NritfSf;Fkhd Nfs;tp vd;w vz;zf;fU cUthfpaJ.
❖ Nfs;tpapy; nry;thf;Fr; nrYj;Jk; fhuzpfs; :1.
2.
3.
4.
5.
6.
7.
nfhs;tdT Mw;wy;
Efu;Nthu;fspd; vz;zpf;if
cw;gj;jpg; nghUspd; gz;G (juk;)> ePbj;Jioj;jy;> Njhw;wk;> fhyj;jpw;Fg; nghUj;jkhf ,Uj;jy;.
kdpj kdg;ghq;Ffs; (Vidatw;iw Kwpabj;jy;> nfhs;iffspy; njhq;fpf; nfhz;bUj;jy;)
gz;ghl;L ,ay;Gfs;
Rw;whly; ,ay;Gfs;
murhq;ff; nfhs;iffSk; rl;lq;fSk;.
❖ cw;gj;jpia Nkk; gLj;Jtjhy; r%fj;jpYk; Rw;whlypYk; Vw;gLk; jhf;fq;fs; :➢ nghUs;fSk; NritfSk; Jupjkhf tsu;tjdhYk; Efug;gLtjdhYk; tsq;fs; mjpf
mstpy; gad;gLj;JtJk; FiwjYk;.
➢ xNu
Njitf;fhfg;
gy;NtW
tif
cw;gj;jpg;
nghUs;fs;
cUthfpd;wikahy;
tpUg;gj;jpw;Nfw;gg; nghUs;fisAk; NritfisAk; njupe;njLf;Fk; Mw;wy;.
➢ fzpdp> njhiyf;fhl;rp> tpNdhjkhd tpisahl;Lg; nghUs;fs; Mfpa tw;Wf;F mbikahf
,Ug;gjhy; FLk;gj; njhlu;Gfs; jfu;TWjYk; jdpahspd; vz;zq;fs; jpupgiljYk;.
➢ Rfhjhuj; Jiwf;Fupa cw;gj;jpfs; Nkk;ghliltjdhy; Rfhjhukhd kf;fs; cUthjy;.
➢ fy;tpj; Jiwapy; cw;gj;jp Nkk;gl;likahy; gue;j mwpTs;stu;fs; cUthjy;.
➢ Nghl;b fhuzkhfg; nghUs;fspdJk; NritfspdJk; tpiy Fiwe;jikahy; r%fj;jpy; gyu;
cw;gj;jpg; nghUs;fisg; gad;gLj;jj;jf;fjhf ,Uj;jy;.
➢ gy;NtW r%fg; gz;ghLfs; khWjYk; rpyNtisfspy; rpwe;j gz;ghL ,ay;Gfs; mope;J
Ngha; jPa mk;rq;fs; Nru;jYk;.
➢ Gjpa thz;ikj; njhopy;fs; cUthjy; Nghd;W nghwpfisg; gad;gLj;jy; mjpfupg;gNjhL
ciog;ghsufspd; njhopypd;ik mjpfupj;jy;.
➢ nghUs;fSf;Fk; NritfSf;Fk; mbikahjy; kPJ jpwikaw;w> RWRWg;gw;w kf;fs;
cUthtjw;F tha;g;G Vw;gLjy;.
➢ Njitf;F Nkyhf Kjyplk; fpilf;fpd;wikahy; Njitaw;w nghUs;fSk; NritfSk;
Efu;Nthuplk; tUjy;.
➢ Nkyjpf cw;gj;jpfSk; fhyk; fle;j cw;gj;jpfSk; fopTg; nghUs;fshfr; Rw;whlYd;
Nru;jy;.
➢ njhlu;ghly; cw;gj;jp Nkk;gLjy; fhuzkhff; Nfhskakhjy;.
➢ njhopw;rhiyfspypUe;J js;spapUg;gjdhy; tspkz;lyk; cl;glr; Rw;whly; Nrjkiljy;.
➢ ,aw;if mdu;j;jq;fis Kd;$l;bNa ,dq;fhzj;jf;f ,Ug;gjdhy; ghJfhg;ig
Nkw;nfhs;sj;jf;fjhf ,Uj;jy;.
Unit 01
Introduction of Engineering Technology
njhopEl;g Kfhikj;Jtk;
tpQ;Qhdk; njhopEl;gk; kw;Wk; Kfhikj;Jtk; Nghd;w Jiwfspd; jj;Jtq;fis
cgNahfpj;J jpl;lq;fis tFj;J rupahd ,yf;if miltNj njhopEl;g Kfhikj;Jtk; vd
miof;fg;gLk;.
❖ njhopEl;g Kfhikj;Jtk; ehshe;j tho;tpy; Vw;gLj;Jk; jhf;fq;fs;.
➢
➢
➢
➢
➢
➢
,yf;Ffisr; rupahf mila Kbjy;.
jtWfis ,zq;fhd Kbjy;.
Neuj;ij cr;rsT gad;gLj;j KbAkhjy;.
tPz; nryTfisj; jtpu;j;jy;> nryTfisf; fl;Lg;gLj;jy;.
Gjpa fz;Lgpbg;GfSf;F topNfhYk;.
Nrit> ,ae;jpuk;.
❖ njhopEl;g Kfhikj;JtkhdJ
tha;e;jjhFk;.
ghupa
ifj;njhopy;
Kaw;rpfspy;
kpf
Kf;fpak;
❖ njhopEl;g Kfhikj;Jtk; njhlu;gpy; fUj;jpy; nfhs;sNtz;ba tplaq;fs;.
➢ Fwpj;j mikg;gpDs; njhopEl;gtpaypd; gq;F (The role of Technology)
➢ njhopEl;gk; rk;ge;jkhd vjpu;T $wy;fs; (Technology for Casting)
Eg:- rpy thAf;fs; O3 glyj;ij Nrjkilar; nra;Ak;> kw;Wk; Neha;fSf;Fk; fhuzkhf
mikAk; vd;w vjpu;T $wy;
CFC mw;w Fridge
nr;kjpj; njhl;ghlypy; tsu;r;rpf;F Mju; ]p fpyhu;f; ,d; vjpu;T $wy; gad;gl;lik.
➢ njhopEl;gj;jpd; etPd Nghf;ifg; gw;wp mwpe;J nfhs;sy;. (Round Mapping Technology)
➢ nraw;jpl;lj;jpd; msT (Scale of the project)
Unit 01
Introduction of Engineering Technology
❖ cs;@u;f; ifj;njhopy;fs; (c+k;)
➢
➢
➢
➢
➢
➢
➢
➢
➢
nrq;fy; cw;gj;jp
rl;b ghid cw;gj;jp
ng(b)jpf;
Nue;ij gpd;dy;.
Mil cw;gj;jp
gpuk;G> ,aw;if ehu;fisg; gad;gLj;jp myq;fhug; nghUl;fs; cw;gj;jp
khzpf;fk; ntl;Ljy;> xg;gkpLjy;
thfdk; nghUj;Jk; ifj;njhopy;
wg;gu; cw;gj;jp
ifj;njhopypd; tiffs;
❖ ifj;njhopy;fs; Nkw;nfhs;Sk; msitg; nghWj;J ,it gpujhdkhf 3 tifahfg;
gpupf;fg;gLk;.
➢ rpwpa ifj;njhopy;
➢ kj;jpa (eLj;ju) ifj;njhopy;
➢ NgusTf; ifj;njhopy;
,yq;if kj;jpa tq;fpapd; tifg;gLj;jypd; gb
kpd;rf;jpiag; nghUj;Nj tifg;gLj;jg;gLfpd;wd.
❖ cw;gj;jp tbtj;jpw;F Vw;g ifj;njhopy;fis
gpd;tUkhWk; tifg;gLj;jyhk;.
1.
2.
3.
4.
ifj;njhopy;fs;
kj;jpa
tq;fpapd;
mit
EfUk;
mwpf;iff;Nfw;g
Ruq;fq;fisj; Njhz;ly; (fhupak;> ,uj;jpdf;fy;)
nghUs;fisj; jahu; nra;jy; (Njapiy> ,wg;gu;> njd;id)
G+u;j;jpahd nghUs;fis nra;jy; (gPq;fhd;> rg;ghj;J> kuj;jsghlk;> [hk;)
gOJghu;j;jy;> guhkupj;jy; Nritfs; (thfdk;> fl;llk;> Nghf;Ftuj;J)
❖ mNj Nghd;W ifj;njhopy;fs; mit Nkw;nfhs;sg;gLk; ,lj;ij nghUj;Jk; NkYk;
,uz;lhf gpupf;fshk;
1. Fbirf; ifj;njhopy; / tPl;Lf; ifj;njhopy;
2. njhopw;rhiyfspy; cw;gj;jp nra;jy;.
❖ mj;Jld; cw;gj;jp eilngWk; tpjj;jpd; mbg;gilapy; 3 tifahfTk; gpupf;fg;gLfpwJ.
1. Kw;whf kdpj ciog;G %yk;.
2. XusT jd;dpaf;fkhd nghwpfs; Kyk;.
3. Kw;whf jd;dpaf;fkhd nghwpfs; %yk;.
ifj;njhopy; nry;thf;Fr; nrYj;Jk; fhuzpfs;
❖ %yg; nghUl;fis cfe;jthU njupe;njLj;jYk; ifahs;jYk;.
❖ cfe;j nghwpj; njhFjpfisAk; cgfuzq;fisAk; gad;gLj;jYk; rupahd gad;ghLk;.
❖ cfe;j El;g Kiwfisj; njupe;njLj;Jg; gad;gLj;jy;.
❖ El;gq;fspd; El;gj;jpwDk; nraw;ghLk;.
Unit 01
Introduction of Engineering Technology
Unit 01
Introduction of Engineering Technology
Unit 01
Introduction of Engineering Technology
kPl;ly; tpdhf;fs;
01. Fbirf; ifj;njhopypy; njhopy; El;gk; gad;gLk; tpjj;ij tpsf;Ff ?
02. ifj;njhopy; tsu;rr
; papy; kdpjtY> mwpT> ,ae;jpuq;fs;> %yg;nghUl;fs;
gq;fspg;ig Muha;f.
vd;gtw;wpd;
03.
1. cq;fs; gpuNjrj;jpy; cw;gj;jp nra;ag;gLk; xU nghUisj; njupe;njLj;J mg;nghUspd;
,ayigAk; gad;gLj;jg;gLk; njhopEl;gtpay; nrad;KiwiaAk; RUf;fkhf tpsf;Ff ?
2. mg;nghUspd; gd;ig Nkk;gLj;Jtjw;fhd Nahridfis Kd; itf;Ff ?
3. mt;Tw;gj;jp nrad;Kiwia Nkk;gLj;Jtjw;fhd Nahridfis Kd; itf;Ff ?
4. mt;Tw;gj;jp epWtdj;jpd; njhopw;ghl;bd; %yk; cz;lhFk; Rw;whly; jhff;q;fis tpsf;Ff.
mj;jhf;fq;fis fl;Lg;gLj;j Njitahd eltbf;iffis tpgupf;Ff ?