@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@o 2173 @@@ʏ탂[hɖ߂@@@@hmcdw@@@@O@@@@ց@@@ @Bu} yru rjtharykpljk 2018/12/2() 15:09 @ @薼 F Bu} yru @O F rjtharykpljk <qhkdfrukkwuo@yandex.com> @t F 2018/12/2() 15:09 @v F https://prom-electric.ru/ @-------------------------------------------------------------------------
| uqpxrpu| xp}{~z qp~z rxy y p~tp~} yp~yy 220/380 B p{y uwy}p spp~yu y~p|~ rt~s ys~p|p u} yx}u~u~y p y yx {~tu~pp y ~u tt xpsp}}yrp~~} spy{ . Dryspu| {|pu r~utu~y us|yu} |u{yrtr ~pr y rx}w~ , ry qru~~} yxrtr IGBT p~xy , ~uqty} rqp , y ru|yyrpu ru~ pxrr qrtp , rxp~~u yx|yrp~~} xpr} IGBT , ~ y ~p}{u ty~p{ru ~pwu~yu }puyp|p uux ~u{|{ qr }wu~y y pr|u 50 - |u{u~yu{u zr t| uqpxrp~y ~usyy up{y uqyu| |yu } |u{~~ {|uz ~p rtu uqpxrpu| u tru px . ^{~}y |u{yu{z ~usyy ~~s {p . Py {p|~} pr|u~yy }y sp}~yu{yu {y ry sp}~y{ , p y}u~ t| pr|u~y u~|syu{y} u} . B xpryy}y {y ~ppp~y ~pwu~y uqpxrpu| p Xp~z uqpxrpu| xptp~~} u}} ru|yyrpu t 50 C . P} yxrtyu| pu quuy pqy|~u tpr|u~yu . Py}u~u~yu p~-us|yu} |u{yrtr ~pr yxrty rrt} r yu} rt~pqwu~y . ^ rp pxr|uu , y~stp tpy{ , typpx~ p ruru rpy} uq~} . N {|{ y |rt~y{rz y|rz |u{~y{y ~pp|p p{yr~p pqp } uyp|yxyrp~~s ry|yu|~s zrp , ~uqty} {}}y . Npu~yu y}}uyy |r|~ rt~s ~pwu~y (dv/dt) , y u{|{p~y uqu y}u~u~yu r xru~u ~~s {p . Nru y|ru@ https://prom-electric.ru/articles/8/11394/ uqpxrpu| Kp{pt~z N-}rz uqpxrpu| ~uutru~~z rx |u{yu{yz }t| utpr|u qz p~p} ER wu xp|p~yrp~ y ~usuq|u~y |u{yrtp}y ~pr yxrty rrt} r u~p|~ {}up y uw~y y|y ptp . A|uu py~p|~} q} uu{|u~y p~xyr ur|u |pr~ rty ~p xpwy}p ~psx{y y q|u y| ~psx{ us|yrp~yu} tpr|u~y r pru q|y~rp qr yqr ~u }up~yu{y} ~psx{p} . p}~pz{y qtrp~y . Rru}u~~z uqpxrpu| (sparse matrix converter) . Wy{|{~ruu ~y { p yu~y q|puz y}u~u~y p~ uqpxrpu|uz r|u ~ywu~yu {y : {~}y uq|u} ~usy , , p}|ytz) . . K|yur y|r |u}u~r yty r pr{|uqp~yz , pz tp~~s ~p r{z pu (}~s{p~) y pyu{} }}u~u ~psx{y qp~ y~p|u~ {rptp p uu{|u~y p~xyr }rs y~rup uqpxrpu| tqpr|u~yu t|~yu|~ y|r {|uz |yp r ruryy y{yrp~~z ~uzp|~z {z }wu rxrp rxr uur |u{|yyu{y {~tu~pr y pr|u~y {|p}y . Pyu} t|yu|~ y tu|u~~ ~pwu~yz , ur|yz qru~~ |u{tryspu| y|y y~~~s tryspu| (yr|u~yu pp ~yu|~ rppus p r wy|u t}p . Rru}u~~u utu|u~yu |u{yrtp , r |pu yx |u{yu{z ~usyy . Sp{y} qpx} , ~y sp~yu~ |{ ty~ : p p{wu y~pt|uwy { q|y} }}u~} py~~~ tryspu|uz ~u ~pswpu up{yr~} {} , {~|yu}u p{y} {p{ qtrp~y (ruz y~p{ tpy rt : 10 B .@ https://prom-electric.ru/articles/9/175853/ uqpxrpu| yx|yrp~~} xpr} (IGBT - Insulated-gate bipolar transistors) , xp u ~ywu~y us pq . Du| r |ut~ uut , p p{wu pu r ysu }w~ y|xrp t| quuu~y q|us {|yurp y|utrp~yz r ysu yx-xp |w~y yu} pr|u~y p~xyp}y s yp qtu rxrp r |pu qs p~rp - p~ru~~-ru{~p }t|y sp}~yu{p }t|y }ut uu{|u~y p~xyr qp~}y rx}y . O~y y}u |yu {pxpu|y {y py~~~s tryspu| ~uutru~~ t{|p { {~ 70- ~pp|p p{yr~p pqp r{z ~usuyu{z u{yr~y . D| |u~y pqy {pxpu|uz uqpxrpu| rtp p{y }s|~ y}|r pr|u~y (Sensorless Vector Control - rx}w~ u{upyy ~usyy , {u xpt~ {|ppy . R ~|ur} rrt} p~}pp Oq|p y}u~u~y us|yu}s yrtp ~pr y y {u , {u ~uqty} y|xrp~yu }~y - CHB) y xr|u uqpxrpu| pqp ~p y~urp|u {pwts uqpxrpu| ~yxy u~ . P}|u~~ r{p p~u uqpxrpu|y {p|~} pr|u~yu} . Yy{u y}u~u~yu quu~ps us|yrp~y py~~~ yrtr . ^ q pr|u~y ~urx}w~ , rt~u ~pwu~yu r|u r{p , utu| {~}yu{ rst y p}|yt y y~rup . Euru~~ , y|xu}u t| rrtp {}p~t pr|u~y pz rpu~y pu y|xrp|y tryspu| ~u }wu q uru~~ ~yxy {ru {y uusx{ . t . B xpquw~z p{y{u r|~u tp~ q|y}y u}y . B yu}p sus@ https://prom-electric.ru/articles/8/127731/ |