| | uqpxrpu| |wy t| uqpxrp~y }up~yu{z ~usyy up{y uqyu| . Hpryy} }uwt px|y~}y tu|~}y xp|~{p}y y u~|syu{y up {p{ : }p{y}p|~z }}u~ ~psx{y qp~ ~p xpwy}p ~psx{y y~ytp|~z }z rt~s ys~p|p qp~z |y~yy ypu|~s ~pwu~y xru~p ~~s {p , ru~y ~ptuw~y , YIM |utrpu|~ utu|u~~z {~}yy u|p r xpsx~u~~ y y~}py~~ zr wu~y yx}u~u~yu} yxrty-u|~y u} , pqpyz } p}s ~pp |t~s rt~pqwu~y . Puru uqpxrpu|y q~ y|x r{r|~u IGBT , uqpxrpu|y q~ y|x t| yp~y . Npyq|uu ~u us|yrp~yu p rxp~~z ~uzp|~z {z }wu rxrp |{ 27 pry|~}y ~y}y {}}pyy y|wu~~p { ~psx{u , xr|u y}u~ p{yu p~u uqpxrpu|y ~rp~~u ~p ~p~ p~y tp| ~yxy uy sytpr|yu{z ~usyy . Py}u~ r |ut~yu tuy|uy q|y pxpqp~ u} }~sr~ur uqpxrpu|uz p - r{ }t|~z uqpxrpu| y{ y|xrp| r up|~ yu}p rt~pqwu~y , }p{y}p|~z }}u~ {p |u{yrtp t| ~pr yxrty yt yx st{s rtrtp tpu r yu}p rt~pqwu~y wy| t}r ~p y{z xpuu~~z x~u (pp ru ~}y~p|~z }~y . Ryu}p pr|u~y y} trywu~yu} r }psyp|y , y yx}u~u~yy ptp rt) . Drp ~r~ yp p {pxrpu ~u~ptuw~} , {u~y , {z }wu y}p|~ ~ppyrp t {~{u~u y}u~u~yu quu~ps us|yrp~y r|u r{p ~ ttuwp~y tpr|u~y xp u y}yxpyy tpr|u~y r |pu tsz p rpu~y py~~~s |u{tryspu| (yx-xp ~ywu~y us |sy , {stp pt rt , ~p 10% . K}u p}u|~ y|wu~yz , uqu y|xrp~y y~-y}|~z }t|yy (YIM) utr} tr ru~y {|uz) y|y ~pp sus rt~pqwu~y , {}u . Qup|yxrp rx}w~ q|uu |w~ |ry y us r {u uqpxrpu| , y xr|u xzry} qu{p} r 4-5 px . @~p|yx uqu}s x~pu~y , p xpu} y us|yu p rpu~y rp|p |u{tryspu| . ^|u{tryspu|y p{z {~yspyy yrt (p~-pr|u}z yrt ~p px , Su|~us , y|y ypu|~z y~z y~y{p ~~s ~pwu~y , ~ ~py}u , r uu}u~~z ...@u}~ p~ uqpxrpu|uz
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