| | uqpxrpu| uqu {rp|yyyrp~~s q|wyrp~y . Hpu} y|xrp~yu} tpy{p |wu~y r , {u r |pu us|yrp| |{ }up~yu{yu y~ru ~pwu~y px|y~ yxrtru~~ y us|yu p , 18 t 10 %) . O~y y}u }t|~ |sy y { pr|u~yu xr|u uqpxrpu| tru~~z pz rpu~y ~u{|{ x~ y~usyrp~~} pr|u~yu} (XP {y xu~y ruu~rrp~y pr|u~y ry~r}y {}up}y }w~ yruy |y (r{~u us|yrp~yu {|yurp |u}u~r , }}u~p , p}rpur , ~p rp| , uty~u~~}y |utrpu|~ t| puyrp~y ~usyy . I|xrp~yu ~uxpypu} yyr y p}|yt tprpu}s ~p ut~y ~pwu~y y {|ppy~~ ptr , ry qru~~} yxrtr IGBT p~xy quuyrp }p{y}p|~ |pr~ y |pr~} p~r . Oqtrp~yu , qu~~ r xpsx~u~~ y ~pwu~yz {p{ pry| , p~r|u~~s {pwtz uz{u ~yx{p , utu|yu , u} trr~uru r tu{y {B@ I~ru ru|yu~yu} {y y }spu yxquwp ux~p~r . Suuyu{y ~ywu~yu uuptp tpr|u~y r u y|wu~y uqy r{ }~ |u{yrtp s|p~ p~tp s|py : YIM , Su|ru uy uqyu|uz . Py}u~u~yu p~-us|yu} |u{yrtr . Sp{y} qpx} , p xtp~y ~p yrtu ~~s ~pwu~y ; {}|u{~ pr}pyxyrp yu} |t~s rt~pqwu~y stp |~ { r xp~-us|y p}p . O~p ~pty }y{u , }t|~ }u~pu rt~ ru|yy~ u yx-xp ru|yu~y ~pp|~s }}u~p y pr~yu|~ tsy@u}~ p~ uqpxrpu|uz uqpxrpu| ~~z pr|uz ~pwu~y (p~u pr|u~yu) , ruru~~ ~yx { ~ppp~y ~pwu~y Py~y u~y p{s y~rup ~pwu~y . Pp{yu{yz y}u~u~y : zrp , ruru~~ ~yx { rpu~y yrtp xpp} xpsp}}yrp~~} spy{ . Np tp~~z }}u~ ~psx{y ~p 40-60% . Py~yyp|~z qu~~ y~rur ~pwu~y (ty}u x~pu~yu urz sp}~y{y rt~s ~pwu~y (y{y , y~ytp|~} ys~p| . Ptq~u y ~u |{ {~}y uq|u} ~usy rpu~y ( { y rx}w~ y us r q|py ~|ur {uz rpu~y tryspu| , y|y t{|u~yu} uux ~u{|{ qr r|u ~p|yyu uxurp {p{ tp~~u uqpxrpu|y ~rp~~u ~p rtu ~pp xp{pu YIM |utrpu|~ utu|u~~z {~}yy ~usyy , ty~p}yu{u }wu~yu y yru y~ru ~pwu~y xru~p ~~s ~pwu~y) . Yy{u y}u~u~yu ru{~s pr|u~y {u|u~yu} (Flux Current Control - r |pu ~u{~|yu} uwy}r pq y~ru {p px~} } , pqpyu {s|~ pr}pyu{y uu{|y yrt uu}u~~s {p }pr p|y yxrty r {yrz ~~} , u~|sy tu|~s us|yrp~y tpr|u~y r u|{xzru~~} yxrtru y rt~} ~pwu~yu} y y|u y|} , r ~ur}uy) , ~urx}w~ qux y|xrp~y }pu}pyu{z ptpyr~z }tu|y |u{tryspu|u} qu}|u~~s ~px~pu~y . B uqpxrpu| up|yxrp~ p{ y }yu r yu}p pr|u~y , Su|ru uy y {p{ r tryspu| uu}u~~s {p ~uutru~~z rx , {stp@u}~ uqpxrpu|uz q uqpxrpu| trz~} uqpxrp~yu} ~pwu~y ~p xpwy}p y~y{p yp~y {}ur }~ , yxrty}u ~p}y , ypu|~z y~z y|y ru{~u pr|u~yu y}y {y xu~y {~}yy u|p (t 10 %) y xpppu r ~psx{u . ) , rxrp~~ uu}u~~} rtuq|u~yu} . Sp{y} qpx} , Variable Frequency Drive , ~ywp pyu{ yq{ . O r~utu~y us|yu} |u{yrtr . B ur~ur} uqpxrpu|u . B ur} |pu y|xrp~y pry|~s qp }t|yy (YIM) ys~p|r (~pwu~yz y . Xp~u uqpxrpu|y |u{y~t{y~~s yp . Kp{ pry| , q|yx{u { p yu~y q|puz y}u~u~y p~ uqpxrpu|uz ru}p y{ y y} ~psx{y r|yu ~u tt ruz |y~u |~p . B p~p ER , p p{wu r y{} typpx~u 0 C . Hpu} {}}uu{s utpr|u~y pr|u}s |u{yrtp t| puyrp~y ~usyy . Py y|xrp~yy t~|~s y~y{p r xpryy} |~u~ qppuz , SGCT , y|y ~p~ p~y tp| ~yxy uy ~p }up||-{yt-|rt~y{r |ur p~xyp . K}u p}u|~ y|wu~yz r|u r{p pp uqpxrpu|u} t|w~ p{wu y~pt|uwy { u} y yp u . ) . Mrp u}p . Pyrtp y{yrp~~z ~uzp|~z {z (active NPC) . Ot~ru}u~~u tywu~yu ru rytr uu{pyrpu}z wyt{y uqpxrpu|y q~ y}u }t|~ pyu{ , q|uu uux~p , ru|yyrpu ru~ prpyz ~p |u{tryspu| ~p~s psuspp p{y}@prom-electric.ru/articles/1/1/
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