| uqpxrpu| Kp{pt~z uqpxrpu| y }pu}pyu{
}tu| tryspu| ~py~pu y~y tu~sy p{yu{y px
|u rrtp ys~p|r y/y|y }}u~p ~ps
x{y y yx}u~u~yu} |pty y}
|p |
r|~ . Mup~yu{yu pp{uyy{y . Mp{y}p|~u rt~u ~pwu~yu / pp }|u~~z p , { {~}yy ~usyy t ~u{|{y sp~yyu|~ tytr . Npyq|uu y{u y}u~u~yu p~ uqpxrpu|uz p ypuz uy y tqy |
uz } , ~uqty} ~u xyy~yrp~yu }up~yx}p . Bt {pwts yx qru~~ |u{tryspu| . Qus
|yrp~yu tpy rt r yu}p rt~pqwu~y , {stp uqpxrpu| yx|yrp~~} xpr}) . Nutp{} ~uqty} r st{}
qrtu }u~u rpp t ~pp|p 80- str ts y uq|y} }~s ~u ut{ , y|y xp|~{ , p~ry y pz
ur|u
u} }s }py~s uqpxrpu| ~uqty}
pr| }~z ~ps
x{z . Np rtu uqpxrpu| p rpu~y p , {yy~z r |q} yx u} , q~ |uwy r ruryy }uw
~} xru~} ~~s {p y}u tru q}{y (p~p , y ~p q|
wyrp~yu yrtr xr|u
p~pr|yrp tq~u yu} @RT SP yxrtrp r yu}
}w~ yruy |y , q|uu u~r ~uu . . @~p|sru rt ~
w~ . R{ spp~yy {ru~~ xr|u |
y {~}yu{yz u{ uwy}r y{
|yy r }|u~~y y , utu| {~}yu{
rst
y ru~y|y~~ psuspr {~
{yy tryspu| : ~uqty} ~u xyy~yrp~yu }up~yx}p . Ot~p{@u}~ uqpxrpu|uz q uqpxrpu| trz~} uqpxrp~yu} ~pwu~y ~~} ~uxpryy} uwy}p pq ~u{|{y tu{r }usprp . Sp{p y
py ~u }uy| ~y r q
y}u~ tryspu|y } {s q|yx{ { uqyu| y pz rpu~y |u{tryspu| . Ptq~u y ~u
wtu~ . B z u}u . K}u p}u|~ y|wu~yz . D| sp~yxpyy u~|syu{s yrtp px|y~ u~|syu{y ur . Py {p|~}
pr|u~yy }y
t~|~u
u~pu {yru ~pwu~y r q
y}u~ t| rrtp ys~p|r qp~z rxy py~~~} tryspu|u} y~stp ~ y|x
u t| ~pr , {z y}uu q|uu u~|sy~u y~ru ~pwu~y . Xpp rt~s ~pwu~y yty r ~pz{y u~|syu{s yrtp
{
pr|u~yu }u , p{ {p{
zr t| yrtp } {|pp~r (y~stp y
|ry} {|
ppyy r q
|u{yu{
u . Dp~~u uqpxrpu|y p rpu~y psuspp p{y} qpx} , y ru}u~y pqp y p~tp~} yp~yy 220/380 B ~ru
pr|uz u}z H-} (cascaded H-bridge - y~-y}
|~p }t
|y PBM - ~u~yu }up~yu{z ~usyy , p{y} p{} }s
y}u~ r }uw
~} {~
u uqpxrpu| . P|ut~uu quuyrpu x~pyu|~p {~}y |u{~usyy . H~pu~y
{r uwy}r) . Py
{u |u{yrtp (t{pxp~ , 1 , pqpyu {
s|
~ pr}pyu{y ttuwyrpu ~~} ~uxpryy} uwy}r us ~us~uxpryy}
p} . Tpr|yz ys~p| ~uqty} , u} y yx}u~u~yy pp}ur tryspu| } r{p~s@u}~ uqpxrpu|uz p uqpxrpu| YIM xp{|pu r ~p|yyy r{s
{rs }}u~p , tpu u~ q|z t|y~u ytup }uwt
rt~} ~pwu~yu r|u r{p , xp{|pyz r typpx~u pqy {uz . P}
r pr~u~yy q|uu ruu~~ }utr }t
|yy y B) , {p{
}u~u~yu y~px~z }uy r sp~yu~yu y~
ytp|~}
, p {|yur { xp
{p t
xr|u uqpxrpu| q|uu u~|sy~u y~ru q~ y|x
yy~u r}yu|y . Bp s
p py~~~ tryspu|uz . Hpryy} }uwt
uqpxrpu|u} y |pr~ y ~pz{y yrtp rtu| ~utp{ u} , {p{ su~up , {z }wu q uu~p }x~} uu{|pu|u} |us{ upu tp~~
q|u}
ut|pspu up q|y~r
pr|u~u{y xptp ~uqty} rqp , syt|u{p~yz y y~ru~z . P ruz ytu y}uu u}
y|r |
rt~y{r
{
y|rz uy , r|~u~~u ~p xpwy}p ~ps
x{y . B } |
pu ~u{~|y
u} uwy}r ~p ~{u . D| y{|u~y ~up~{y~yrp~~s r}upu|rp r ~pz{y
ur
u uyp|~z pp}u , y u ~pp }uwt
rprpy} y ~u}z ruyy p{wu
pu { ~ps
x{u (|u{tryspu|) , q
ury }wu~yu y ~p |ut
u} y~yu . t . Wyru rt ~uqty} t| yrtp ~ps~upu| yx}u~u us ~p~u xptryw{y ~p {~tu~pp . @y~~~z tryspu| , yx |ut
y pr|y : {~}y utrp . Kp{ y rru . Tru|yu~yu {p |
wq , p xpu} r~r@prom-electric.ru/articles/1/1/
|