ߋO

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@o    2172

@@@ʏ탂[hɖ߂@@@@hmcdw@@@@O@@@@ց@@@

@Pyrur  tjsuipgufjsa 2018/12/2() 14:53

@
@薼 F Pyrur
@O F tjsuipgufjsa <fjguddhriesf@yandex.com>
@t F 2018/12/2() 14:53
@v F https://prom-electric.ru/
@-------------------------------------------------------------------------
   uqpxrpu| rxp~~z ~uzp|~z {z (active NPC) . K ~y} ~ { p yu~y q|puz y}u~u~y uqpxrpu|uz . B ruryy q|y} }}u~} r xpryy}y ~ywu~y ~us- |yr- , { ~usuyu{z u{yr~y yru| { ~usuyu{z u{yr~y yru| { pp{uyy{u ~pr y r|psxpyu~~z { , ~ ~p ~psx{ . Kpwt} {| r xru~u ~~s {p , y{|pu syttp y r ysu }w~ yruy |y (r{~u us|yrp~yu ~pwu~y (dv/dt) , yupr xptp~~u {|yur |u}u~r , u ~uqty} y|xrp~yu y|r |u}u~r ~p{|u~y ~usyy pqy|yxyrp tpr|u~yu r y{} typpx~u 0 , quu~pu yx}u~u~yu p - ~p qtrp~yy ~p~z p~yy t{p{y r yxrtru , uy}ur} tp~~s uqpxrpu| . Qup|~u tpr|u~yu rt ~p ru~yu pwy t}r uux {~tu~p . O~pu~yu |u{yrtp }wu q uu~p ~~z pz 50C p}|ytz y r{u}up~ u~|syz y|y y } r tu{y px . Sp{y} qpx} , , yu} ru} r }|u~~y , uqus uu}uu~y ~uur~s tuzry tr|~} |u{tryspu|u} y pr|u~y . N ru wu xp{|pu r } , ~ xp u ~pu~y }puyp|p uux u|q}u~~y{ , uqpxrpu| u y|y urpu us ~psx{y y ~p}{p |y}u~ ~yuz y r|psxpyu~~z { , r }~z y~u||u{p|~z y~}u~ pr}pyxpyy ury u~|syu{y ur y ~~u~y 10% tpu rx}w~ p~r{y@ https://prom-electric.ru/articles/10/194659/

uqpxrpu| , y~ru ~pwu~y y~rur ~pwu~y (utr} r{|u~y qp~ rxuz }uwt uqpxrpu|u} . B xpryy}y { . Ot~p{ , {u xr|y|y tu|p , u tru rx}w~y us|yrp tp rt y uqpxrpu|y t~z p r yu}u y xp}u~u ~p~ p~y pr|u 23 t ~u{|{y tryspu|uz { p~tp~} }|u~~} ryt , {p y|xu trz~u uqpxrp~yu |u{yu{z ~usyy xp u y}u~u~yy p~s us|yrp~y ~pwu~y y|y t 10 B . Yy{u pxryyu y|r uz{p ru~~} u{up} , t{|u~yu {s y ~~u~y 10% . Quwy} u} {|wu~y { rpu~y . . Kp{ pry| , |y , {u , us|y }~ ur|u xp u y~t{yr~y pu~y y ~uru ~p t|wp pq y~ y}|~} pr|u~yu} |p ~yrp~yu} p~xyr ur|u u} yx}u~u~y p , p{ {p{ }|u~~z }y{u . Puqpxrpu|y Xp (PX) y|y t~px~s uu}u~~s {p , ~uqty} ~u us|yrp~yu p y}uu ry ty~rp y r ~pp|u xp}ut|u~yu , u} t| y{s r~utu~y r |q} |us{t~} }uu . Mut uqpxrp~y ~uutru~~z rx y q|uu ruu~~ uqpxrpu| ut}pyrpu ~{y ru~y ~ptuw~y , uwtu rus |y t~p p~p q}{p , ~ p{yu |pqu }up , xpyrpu r } , {u uqpx ~~z { r yu}u rx~y{pu sytpr|yu{yz tp ru~~} r |u{yrt@ https://prom-electric.ru/articles/8/28936/

uqpxrpu| xp}{~z y ru . Pypp u |yq u} |w~uu yu} }w~ pxtu|y ~p wu {p{ ru~ pxr qrtr y ~u~y { 2010 st , {stp uq|u~yu |u{yu{z ~usyy r pru yu} @RT SP yxrtrp . Rust~ y|rp uz{p r|~u~p ~p qpxu |rt~y{r u~|syz y|y ~pp - rx}w~ r{|u~y qp~ rxuz }uwt uqpxrpu|u} y tp~u (y{ru) ~psx{y . T}u~u~yu uq|u~y ~usur ruz |y~u |~p . D| y}up rx}u} ~p {p{ }u~u~yu |pyz rt~s {p , rxp~~ y|xrp~yu} qp~z rxy y }u~u~yy p us|} rpqprpu ~uqty}p pp . Puqpxrpu| y yx ~u{|{y uqpxrpu|uz . ^ }w~ qux ~~ y{z xptryw{y psuspr) . B ~y y}u~|y uru GSO , u} px , uqpxu r qu} |pu {p{pt~s uqpxrpu| ~usyy t 60%) , ur|yz uqpxrp~yu ~usyy up{y uqyu| . I~ru zr , }rs y~rup {}}yu ~p qpxu IGBT quuyrp q|uu ruu~~ }utr pr|u~y pp||u|~ t{|u~~}y pp||u|~ . D| uu~y xptpy }y~y}yxpyy u , t| su~uyrp~y y~ytp|~ {r y tp~u (y{ru) ~psx{y . D| u{yr~s uqpxrp~y (tu{y-~y {y|su) . V|t~p rtp yx ruxp~~ p{r y~yt uqpxu}s rt~s ~pwu~y y~rur , ru|yyrpu ru~ pxrr qrtp , ~ y r } y}u }t|~ |sy y {}u . @~p|sru rt y|x yy~u@ https://prom-electric.ru/articles/8/97083/

@@@ʏ탂[hɖ߂@@@@hmcdw@@@@O@@@@ց@@@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@o 2172