@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@o 2159 @@@ʏ탂[hɖ߂@@@@hmcdw@@@@O@@@@ց@@@ @Bu} yru daugiiwsqsoi 2018/12/2() 6:23 @ @薼 F Bu} yru @O F daugiiwsqsoi <sssqwgowtlkt@yandex.com> @t F 2018/12/2() 6:23 @v F https://prom-electric.ru/ @-------------------------------------------------------------------------
| uqpxrpu| , y}u~u~yu y p~p . Rs|p~ CORS 23414-84 |rt~y{rz uqpxrpu| uqpxrpu| ~u ut{ , ~ptuw~ , p~u , yrz us|yr{y p y xr|u rty s|q{u typs~yrp~yu {p{ y tpr|u~y y spp~yu p~u~yu ~pu{ ~}y~p|~z . Puqpxrp~yu |u{yu{z ~usyy uwy}p xyy~yrp~y y quuy pqy|~u tpr|u~yu uut ~p} , }w~ y , xpyp) . ) }wu y}p|~ ~ppyrp t pr|u~~ xptp y quuyrpu su~up~z q pr|u~y py~~~z }py~z , y zr wu~y ru|yu~yu} }~y tryspu| , r y~rup y}u~ ~p t|~yu|~z t{p{y r wu q|uu 10 |u ~pxpt uqpxrpu| p y yx y r{p~ y}|r pr|u~y uqpxrpu| , q|ptp r{z pu uqu ~u xyy~yrp~yu }up~yx}p . Nuqty}u t| pq y~rup yxrty yt yx r}yu| , {yy~z r {~u uqpxrpu| , r| tsyu q|u} . Nu wp|uzu tu~us ~p {~{u~z }up~yx} q~ y}u uu}u~~ pr| rt~s ~pwu~y (utr} r{|u~y |ypu . C|pr~} ty~r} yy~ uqpxrpu|uz r| spp~yz~}y . Suuyu{y ~ywu~yu qy {|ppy~~ ptr . Dp~~z uqpxrpu| qu~ pr| p}|ytz y |u~{ , {}u y ru~y|p}y t{pxrpu u|uqpx~ ~u |{ }u {rx |ux . B}uu } {s r quuyu rxpy}xp}u~u} y {{y xp}{p~y r ~psx{u u} t| tywu~y su~y us|yrp~y pr~u |u}u~ quty~u~ r uwy}u |u{~~@ https://prom-electric.ru/articles/8/116451/ uqpxrpu| qp~}y tytp}y . Dsyu ruu~~u xptpy ~u ut{ , {z s|pwyrpu { r uu}u~~u tyspu us|yrp~yu} tpr|u~y ~p t{p~ ~p~ p~y . ) y s|prp~yu trywu~y ~u{|{y sp~yyu|~ tytr uty~u~~ |utrpu|~ t| rrtp r upx~z y|y p~xy IGBT . P|ut~uu quuyrpu x~pyu|~p {~}y rt ux{ ptpu . Mut }t|yy t| yrutu~y r , pz rpu~y |u{tryspu|u} , ||uzqr , pp{uyy{p yrpu pr~u~yu} {rptpy~z ppq| , }wu~yu ~~} {} y }wu~y y|y y~ xpryy} r~utu~y us|yu} }t| ~pt ru utrpyu|~u y|utrp~y ytu tp~~z }}u~ tryspu| su~up~} }ut} y~-y}|~z }t|yy) . ^{|ppy p{z tyt r|u ~ywu~yu {y rpu~y pu y|xrp|y tryspu| y{yrp~~z ~uzp|~z {z (active NPC) . . . Du| r |pu {p{pt~s uqpxrpu| tqpr|u~yu t|~yu|~ y~uuz~ }t|uz pyu~y {p~p|r rrtp/rrtp . , y y~ru~z . D| ru q|p yrt~z u~y{y ru t~y pr|u~y y tuur . Oqu~~ y uwy}r ~p rx~y{ prpy , quuyrpu x~pyu|~p {~}y rt r }psyp|y , yx}u~y yxrtyu|~ {~u~s t{p . P ruz ytu y}uu }t|~ pyu{ , |utrpu|~ , ~usy rtu|u y~ytp|~p pr|p . Py pry|~} rqu ~p~s psuspp . Bt~u yy }uw~} xru~} r y{} typpx~u qus y |rt~y{rz { y rxrppu qp~ ~p@ https://prom-electric.ru/articles/8/81693/ uqpxrpu| r{|u~y tr u~p|~ {|uz (IGBT-p~xy qy|~z p~xy y{yrp~~z ~uzp|~z {z y}uu q|uu |w~ yu} . B xpquw~z p{y{u {~}yu{yz u{ uwy}p pq ~ps~upu|uz (~pr y xp~z p}p) , ~ y ~pwu~y (dv/dt) y rtp} t| pr|u~y uqpxrpu| {}}uu{s utpr|u~y pr|u}s py~~~s tryspu| y |u~~}y pp{uyy{p}y . S|{ 7 , xtprpu}u y~y{} ry sp}~y{ rt~s ~pwu~y (two-level voltage-source inverter) ~pyq|uu ~usu}{y}y uqyu|}y r| ~p t|wp pq . U~{y |u{yu{s ~pwu~y . O~r~z y~y pq ~ps~upu|uz (~pr , r }up||syu{z y qy|~ p~xyp |prpy}y {~tu~pp}y |pu u} y|xrp~y |u}u~r , u} |w~uu , }yu}}y pr|uz py , pqpyz r tryspu| uu}u~~s {p . Qu{}u~tpyy }u , xp u y}yxpyy tpr|u~y ( } p~s uqpxrpu| t|wu~ uturrp p uqpxrp~y ~usyy x}upus p~}pp , p xpu} y p}|yt y q|uu ruu~~ uqpxrpu| up|yxrp~ p{ {p{ }u~u~yu y~px~z }uy r y~ty . Kp{pt~z N-}rz uqpxrpu| tr|~} |u{tryspu|u} qu}|u~~s ~px~pu~y . O~ quuyrpu pr|u~yu y}y } uxur~z p{{}|~z qppuy y q|uu 20 %) ; {|sy~ ; ty utu|u~~z {~}yy |u{~usyy |u{yrtp}y ~pr , p q|pstp uru~~} }u~u~y ptr , p t| ru~us y ytu} pr tu|y , SGCT , rx}w~ s|prp~yu trywu~y ~u{|{y tu{r }usprp@ https://prom-electric.ru/articles/9/185864/ |