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7/25/2019 Motor Jssnp
1/19
MOTOR JEDNOSMERNE STRIJESA NEZAVISNOM POBUDOM
7/25/2019 Motor Jssnp
2/19
Stator(Pobudn
inamotaj)
Linij!u"#a
MU
Ia
R
a
E$%&'
U
+= IaRaU
Rotor(namotaj
indu"ta)
*t"i+
7/25/2019 Motor Jssnp
3/19
MU$+on#t,
Ia
E$%&'
U
STA-IONARNO STANJE
Ra&Ia
7/25/2019 Motor Jssnp
4/19
S.a"o o./anj br0in ri "on#tantnomnaonu naajanja1 0a2t.a o./anj#truj motora "a"o bi # o./aomomnat mora, Po./anj #truj i0a0i.ao./anj ada naona na Ra, Da bi #odr3a4a naon#"a ra.not3a otrbno jda # #manji "ontra4"tromotorna #i4a
, 5a"o br0ina trba da # o./a1 #4dida j o.o jdino mo6u/ #manjnjm!u"#a %, O.aj o#tua" na0i.a #slabljenje polja.
E$%&'
7/25/2019 Motor Jssnp
5/19
nom =1 12 > 23 >
U$+on#t,
U$+on#t,
U$+on#t,
nomaa IR _ 2_aa IR 3_aa
IR
nomnomnomE =
222 =E
333 =E
nom =1 12 < 23
7/25/2019 Motor Jssnp
6/19
ME7ANI85A 5ARA5TERISTI5A Po4a0/i od jdna*ina u #ta+ionarnom
#tanju9
I0 r. jdna*in ima #9
=
+=
IaMe
IaRaU
Ra
UIa
=
( )fMe =
7/25/2019 Motor Jssnp
7/19
Zamnom u dru6u jdna*inu9
:to rd#ta.4ja jdna*inu ra.
Da bi#mo na+rta4i m2ani*"u "ara"tri#ti"u("oja od6o.ara 6ornjoj jdna*ini ra.)1
odrdi/mo ta*" r#+anja #a i Mo#om,
=
=
RaRa
UMe
Ra
UMe
2
( )fMe =
7/25/2019 Motor Jssnp
8/19
Da"41 0a dobija #
:to rd#ta.4ja o4a0ni momnatmotora,
Obrnuto1 0a M$; dobija #9
0=
Ra
UM
e
=
0
U=
0
7/25/2019 Motor Jssnp
9/19
Da"4 m2ani*"a "ara"tri#ti"ai064da o.a"o9
eM
U=
0
Ra
UMe
=
0
7/25/2019 Motor Jssnp
10/19
NA8INI RE
7/25/2019 Motor Jssnp
11/19
Sa #4i" # .idi da # radna ta*"a1 atim i br0ina mo3 mnjati "ada #
mnjaju jdna*in m2ani*""ara"tri#ti", 5a"o #u naon U i !u"#(tj, Struja obud)1 jdin
"ontro4abi4n .4i*in1 0a"4ju*uj # da
# romnom o.i2 .4i*ina mo3r6u4i#ati br0ina,
7/25/2019 Motor Jssnp
12/19
RE
Radnata*"a?
23 @U=U=U>U?
Mot$+on
#t,
7/25/2019 Motor Jssnp
17/19
eM
U?@U>@U=$Unom
U=U>U?
11
2
3 Mot$+on#t,