@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@o 2165 @@@ʏ탂[hɖ߂@@@@hmcdw@@@@O@@@@ց@@@ @Dqz tu~ teogpdllqqkw 2018/12/2() 7:38 @ @薼 F Dqz tu~ @O F teogpdllqqkw <harpujgytjuo@yandex.com> @t F 2018/12/2() 7:38 @v F https://prom-electric.ru/ @-------------------------------------------------------------------------
| uqpxrpu| y{ up|yxu uzy}y uqpxrpu|}y p ~ r|y r uwy}u xp}ut|u~y/}wu~y |u{tryspu| pqpu y ~ywu~~z ~psx{u r{p , ttuwp~yu ~|urz {y ~ppp~y ~pwu~y . I{|u~yu pr| |uru p~xy IGBT {|uz y~rup) y tr yp~~ qr r|u rtu|u~yu |u{yu{z }~y , ~p rt y{|y~~s ~pp . Bt ~p} y|wu~ { ru|yu~y {|yurp r~uz rt~s ~pwu~y (dv/dt) y t . @~p|sru rt ~w~ t| pq y~rup t|w~ quuy pq psuspp ru|yyrpu { |wq tryspu| ~y}p uu}u~~u ~pwu~yu {{xp}{~} } r|u }uw~} xru~} ~~s {p , y rt~z px } |u{~~s yp (Qy . Rust~ py~~~u tryspu|y ~~s {p . U~{y p}qp xr|u rty s|q{u typs~yrp~yu {p{ yxq~z ~p r }up||syu{z y }t|uz pyu~y {p~p|r rrtp/rrtp . Dpr|u~y ~{y} Kpwtz yx {~tu~pp y }}u~} yr|u~y , {~}y u|p . Sp{p qp~p rx p~ry pry} |yy}y y y~yp pq u~yrpu ru p r| spp~yz~}y . Pr|u rx}w~ tp| |y yx|yrp~~} xpr} IGBT (qy|~z p~xy , rutu { {|u~y p~s uqpxrpu| |u{yu{s }wu~y p~ry ~uqty}z . Pp{yu{y , ~ywp pyu{ yq{ . Ptq~ uqpxrpu| uqu ~ywu~yu {y rpu~y ( { r uwy}u pp||u|~ } p}s uqpxrpu| p rpu~y rp|p |u{tryspu| ({p{ pry| , y y}u r{yz KPD y s@ https://prom-electric.ru/articles/9/163460/ uqpxrpu| p , u} p~u uqpxrpu|y ~pwu~y (two-level voltage-source inverter) ~pyq|uu ~usu}{y}y uqyu|}y r| y|rp |u{~y{p y ~p us|yu}z |u{yrt ~~z p}|ytz 380B r}|u y . Suqrp~y { {~tu~p~} uqpxrpu| pqp ~p pq yrtp ~p~s psuspp us r tryspu| . Kpwtp y|rp ~psx{p . Bt~u yy . ^ uwy} |{ uq|u~yu |u{yu{z }~y qtrp~y r }up~yu{ pp{uyy{ , |pqp~ yqr , {pxp~~u ~utp{y yrt { ru|yu~y {|yurp ~pr yxrty rrt} r p~xyp . O~ y yx qru~~ |u{}up~yu{u uqpxrp~yu uu}u~~s {p {pz~uz }uu |pqy xpryy} ~pwu~y/p (U/f2=const) . Py } |pu yx rt~ ~pwu~yz }wu y}u yu}|u}u }p-spqpy~u pp{uyy{y t| ut{pxp~y |wu~y (~{tur) . Apxr} |u}u~} |qs |u{yrtp y|r}y |u{~~}y {|p}y y|y 380 B tp~~} |pu ~u urp ~}y~p|~ . Mp{y}p|~u rt~u ~pwu~yu uq qu} ptr , ur| q|z { |wq tryspu| ru~y|p y|y { uqyu| y p{yu{y su~up~} }ut} y~-y}|~z }t|yy) . ^ urz p p~p|yxp pp{up ; y{yz typpx~ |pr~z p~r{y . ^u{yr~ }wu~y y|y ~pp sus rt~pqwu~y ~uqty} y|rp , qtrp~y r yu}u y~usyrp~~} pr|u~yu} (IGCT) . B ur~ur} uqpxrpu|u . Xp~z uqpxrpu| tty t| pr|u~y pxz , y|y t~px~s uu}u~~s ~pwu~y . Oqtrp~yu , ~ us| {y xr|u@ https://prom-electric.ru/articles/10/225515/ uqpxrpu| qu~ pr| }~z ~psx{z r| ~p }~ {p{pt~s uqpxrpu| q| y } rt~s ~pwu~y yty r {u uqpxrpu| . Py}u~u~yu IGBT p~xy py~~~} tryspu|u} y~stp pr tu| , xptrywu{ , tu}~y{y (t|~yu|~ rx}w~ p~r{y y |pr~ p~rp y|y y~ xpryy} pq u~yrpu ru , {}u . P ruz ytu y}uu rz {yyu~ |ux~s tuzry p}s uqpxrpu| |u{yu{s }wu~y r|u r{p u}~yst~) . Sp{u uqpxrp~yu |u{yu{z ~usyy . Dpr|u~yu ttuwyrpu ~~} pyu{y} }}u~} ( { { ) . Suqrp~y { {pusyy } {r tryspu| r st{} qrtu . Syy~} y}u} r|u |uu {pur |u{~usyy , {yyu~ }~y , y|y pxrz trys ys~p|r pr|u~y |u{tryspu|u} . t . Py}u~u~yu p~ uqpxrpu|uz y}uu }t|~ pyu{ , ~uqty} xtp yxq~u tpr|u~yu yx tury tr~ppr|u~~ {|uz |yp r yu}p ys yx}uu~y Grid-tie y~ru ~pwu~y ~rp~p ~p p{u t~s uqpxrpu| p y u|~pqwu~y . <>~y{ ~u |{ }yyz ys~p| yq{y y . I~ru zr , }up~yu{p pp{uyy{p p~ry ~uqty}z { rpu~y yrtp }w~ tu|p , ~uqty} , q| p ruz yu} , rxrp~~ uu}u~~} rtuq|u~yu} . Ptq~ uqpxrpu| pqp u~|syu{z ~psx{z . Rp~tp us r typpx~u 0 . K|pyu{y} uu~yu} p{z tyt r|u q~ pqp @ https://prom-electric.ru/articles/8/90177/ |