4. srm (autosaved)

8/12/2019 4. SRM (Autosaved)

1/13

Experiment IV

Switch Reluctance Motor (SRM)

Group VI

1. Adlan Bagus Pradana

2. Rajkumar Kilana

3. Gamit Nainesh Kumar


2/13

Experiment IV

Switch Reluctance Motor (SRM)

I. Objectives

The objecti es are !

1. "tud# the sructure o$ the "%itched Reluctance &otor '"R&(

2. )etermine %inding resistance and inductance *ro$ile o$ all the *hases

3. "imulate "R& dri e using *arameter obtained $rom test

+. ,btain ho% design *arameter a$$ect the tor-ue *ro$ile

. /omment on no o$ *hases0 no. o$ stator and rotor *oles used $or e *eriment

II. pparatus

The a**aratus are !

1. "%itch Reluctance &otor

2. )igital oltmeter 41

3. &5 )/ Am*eremeter ' 42 A(

+. ariac 426 0 14*hase

III. Machine Ratin!

The machine rating are belo% !

Type PLD1125/1kW 4/5.5Speed 1500Encl IP55INS Class FNo 5577 !Code "No# C$%%en& ' (


3/13

IV. "ircuit #ia!ram

7ig.1 Resistance &easurement

7ig.2 Reactance &easurement

V. $roce%ure

The *rocedures are belo% !

. Resistance &est

1. /onnect circuit as $ig.1

2. Gi e in*ut oltage to %inding no.1

3. 5ncrease oltage until am*eremeter sho% current as .1 A

+. Record oltage and current

. ariate rotor angle incrementall# degree

8. )o *rocedure until rotor rotates 38 degre

9. )o *rocedure 149 $or %inding no.20 3 and +

'. Reactance &est

V* + ,-

V* + ,-

Variac /0 V* 1 phase

Variac /0 V* 1 phase

Recti2ier/ #" MI

/ #" MI

#i!ital Voltmeter

1 V

#i!ital Voltmeter

1 V

3in%in!

3in%in!

4

4

4

4


4/13

1. /onnect circuit as $ig.2

2. Gi e in*ut oltage to %inding no.1

3. 5ncrease oltage until oltmeter sho% oltage as +.

+. Record oltage and current

. ariate rotor angle incrementall# degree

8. )o *rocedure until rotor rotates 38 degre

9. )o *rocedure 149 $or %inding no.20 3 and +

VI. Experiment Observation

. Resistance Measurement

7rom resistance measurement0 obtained data as table belo%

No Winding-1 Winding-2 Winding-3 Winding-4V1 (V) I1 (A) V2 (V) I2 (A) V3 (V) I3 (A) V4 (V) I4 (A)

1 0. 5 0.1 0.0)' 0.1 0.0!5 0.1 0.07) 0.12 0. 07 0.12 0.07) 0.1 0.0'2 0.12 0.077 0.1

0. 42 0.12 0.0)7 0.1 0.122 0.14 0.07 0.12

7rom this data %e could calculate resistance $or each %inding. : am*le $or %inding41

resistance !

1. .3 ; .1 < 3. ohm

2. .3 9; .12 < 2. 8 ohm

3. .3+2; .12 < 2.= ohm

Then %e a erage those 3 readings ! 1;3>'3. ?2. 8?2.= ( < 2.69 ohm

@ith same method %e could obtain resistance $or other %indings as belo%

1. @42 < .91 ohm

2. @43 < .=3 ohm


5/13

3. @4+ < .91 ohm

+. A erage < 1.3 ohm

'. Ractance Measurement

7rom reactance measurement0 obtained data as table belo%

No Angle ( o) Winding-1 Winding-2 Winding-3 Winding-4V (V) I (A) V (V) I (A) V (V) I (A) V (V) I (A)

1 0 4. ) 0.72 4.4 0.25 4. ' 0.1! 4. ' 0.)12 5 4. ) 0.74 4.4 0. 1 4. ' 0.17 4.41 0. 1

10 4. ! 0.75 4.4 0.4 4. ' 0.1! 4.41 0.024 15 4. ' 0.51 4. ! 0.75 4. ' 0.21 4.41 0.25 20 4. ' 0. 1 4. ) 0.55 4.4 0.25 4.41 0.1!) 25 4. ' 0.2 4. ) 0.55 4. ' 0. ' 4.41 0.1'7 0 4. ' 0.2 4. ! 0.74 4. 7 0.7) 4.41 0.2! 5 4.4 0.17 4. ' 0.44 4. ) 0.!4 4.41 0.2)' 40 4.4 0.17 4. ' 0.2' 4. 7 0.!4 4.41 0. 7

10 45 4. ' 0.2 4. ' 0.2 4. ! 0.55 4. ' 0.)711 50 4. ' 0.2) 4. ' 0.2 4. ' 0. 4 4. ! 0.!512 55 4. ' 0. ! 4.4 0.1! 4.4 0.2 4. ' 0.!51 )0 4. ) 0.7) 4.4 0.2 4.4 0.1' 4.41 0.5)14 )5 4. 5 0.72 4. ! 0. 1 4. ' 0.17 4.42 0. 215 70 4. ) 0.7 5 4. 7 0.75 4.4 0.1! 4.42 0.24

1) 75 4. 7 0.)' 4. 7 0.!5 4. ' 0.2 4.42 0.217 !0 4.4 0. 4. 7 0.!5 4. ' 0. ! 4.42 0.1!1! !5 4.44 0.2 4. 7 0.74 4. ) 0.5 4.42 0.21' '0 4.4 0.1! 4.4 0. 4. ) 0.55 4.42 0.2)20 '5 4. ' 0.2 4.41 0.2 4. ' 0.44 4.41 0.5421 100 4. ' 0. 15 4.41 0.1! 4.4 0.27 4.41 0.!522 105 4. ! 0.54 4.41 0.2 4.41 0.21 4. ' 0.!12 110 4. ) 0.72 4.4 0.2 4.4 0.1! 4.41 0.5724 115 4. ) 0.74 4.4 0.2! 4.4 0.1) 4.42 0. 725 120 4. 7 0.!4 4. ' 0.4 4.4 0.1! 4.42 0.242) 125 4. ' 0.75 4. 7 0.71 4.41 0.2 4.4 0.2227 1 0 4. ! 0.5 4. 7 0.54 4.4 0.2 4.4 0.1'

2! 1 5 4.4 0. 4. 7 0.55 4.41 0.2' 4.4 0.1!2' 140 4.4 0.22 4. ) 0.75 4.4 0. ' 4.4 0.2

0 145 4. ' 0.2 4. ! 0.05 4. ' 0.)2 4.4 0.21 150 4. ' 0.1! 4. ' 0.45 4. 7 0.!5 4.4 0.22 155 4. ' 0.1! 4.4 0.27 4. ) 0.!4 4.4 0.1

1)0 4. ' 0.2 4.4 0.22 4. 7 0.7' 4.41 0.)4 1)5 4. ' 0.2! 4.4 0.2 4. ' 0.4' 4. ' 0.!55 170 4. 5 0.41 4.4 0.1! 4.4 0.02 4.4 0.!5) 175 4. ) 0.7 4.4 0.2 4.4 0.22 4.41 0.747 1!0 4. 5 0.!1 4.4 0.24 4.4 0.1' 4.41 0.4! 1!5 4. 5 0.!5 4.4 0.2' 4.4 0.17 4.42 0.' 1'0 4. ) 0.!5 4.4 0.4) 4.4 0.1' 4.4 0.25

40 1'5 4. 7 0.7! 4. ! 0.7 4.41 0.22 4.4 0.241 200 4. ' 0. 5 4. 7 0.!5 4.4 0.27 4.4 0.1'


6/13

42 205 4. ' 0.24 4. 7 0.!5 4. ' 0.41 4.4 0.1!4 210 4. ' 0.2 4. 7 0.!4 4. ! 0.)) 4.4 0.244 215 4. ' 0.1' 4. ' 0.)5 4. ) 0.!4 4.4 0.245 220 4. ' 0.17 4. ' 0.4 4. ) 0.!4 4.4 0.4) 225 4. ' 0.1! 4.4 . 2 4. ) 0.!5 4.4 0. !47 2 0 4. ' 0.21 4.4 0.24 4. 7 0.5 4.41 0.724! 2 5 4. ' 0.24 4.4 0.2 4. ' 0.5 4.4 0.!54' 240 4. ' 0. 1 4.4 0.01 4. ' 0. 2 4. ' 0.!550 245 4. ! 0.44 4.4 0.1! 4.4 0.22 4.41 0.)'51 250 4. 7 0.74 4.4 0.25 4.4 0.1' 4.42 0.552 255 4. ) 0.!4 4. ' 0.25 4.4 0.1) 4.42 0.5 2)0 4. ) 0.!4 4. ' 0.2' 4.4 0.17 4.42 0.254 2)5 4. 5 0.74 4. ! 0.!2 4.4 0.2 4.42 0.1'55 270 4. ! 0.44 4. ) 0.!5 4.4 0.2' 4.42 0.1'5) 275 4. ' 0.2! 4. ' 0. 4. 7 0.!1 4.42 0.57 2!0 4. ! 0.2 4. ' 0.21 4. ) 0.!4 4.4 0.)75! 2!5 4. ! 0.1! 4. ' 0.1! 4. ' 0.5 4.4 0.!5

5' 2'0 4. ' 0. 1 4. ' 0.1' 4. ' 0.2' 4. ' 0.)5)0 2'5 4. ) 0.)7 4. ' 0.21 4.4 0.2 4.41 0.52)1 00 4. 5 0.!4 4. ' 0.2) 4.41 0.17 4.42 0. ')2 05 4. ) 0.! 4. ' 0.45 4.41 0.17 4.42 0.25) 10 4. ' 0.5' 4. ) 0.72 4.41 0.22 4.42 0.22)4 15 4. ' 0. ' 4. 5 0.!5 4.4 0.2) 4.42 0.1!)5 20 4. ' 0.24 4. 5 0.!5 4.4 0. ) 4.42 0.2)) 25 4. ' 0.2 4. 7 0.)' 4. ! 0.7 4.42 0.2)7 0 4. ' 0.1! 4. ! 0. ) 4. ) 0.!4 4.42 0.2')! 5 4. ' 0.1! 4. ' 0.2! 4. ) 0.!5 4.42 0.41)' 40 4. ' 0.2 4. ' 0.21 4. ! 0.!2 4.4 0.770 45 4. ' 0.24 4. ! 0.1' 4.4 0.45 4. ' 0.!571 50 4. ' 0. 4 4. ' 0.1' 4.4 0. 4. ' 0.!572 55 4. ' 0.47 4. ' 0.2 4.4 0.22 4.4 0.!4

7rom data abo e %e could calculate inductance o$ e er# %inding on e er# angle b# e-uation

belo%0

l < C24R2D1;2 E < 1;'2> >$(> C24R2D1;2

E < 1;'2> >$(> ' ;5(24R2D1;2

7or e am*le $or E %inding42 on degree can be calculated as belo%0

E < 1;'2> > (> '+.+ ; .2 (24 .912D1;2 < . 6 F

B# same method %e could obtain E alue $or e er# angle as table belo%

No Angle ( o) L1 (mH) L2 (mH) L3 (mH) L4 (mH)1 0 1).!0 55.'! 77.5' 22.!02 5 1).20 45.12 !2.1) 45.2


7/13

10 1).01 2.4' 77.5' 5!.454 15 25.72 1!.45 )).4' 70.155 20 44.07 1).17 55.') 77.'5) 25 )0.02 1).17 5.7 7 .!57 0 )'.2 1!.70 1!.11 )0.''! 5 !1.!4 1.)! 1). 1 5 .'4' 40 !1.!4 4!.1 1). 5 7.!7

10 45 )'.2 )0.71 25.21 20.711 50 52.'1 )'.! 41.01 1).2512 55 5.54 77.7! )0.!4 1).2!1 )0 15.)2 )0.!5 7 .)7 24.')14 )5 1).75 44.'2 !2.1) 4 .'115 70 1). 4 1!.41 77.7) 5!.5!1) 75 17.!1 1).21 )'.!2 70. 117 !0 45.72 1).21 ).)! 7!.11! !5 70.0 1!.)) 2).05 70. 11' '0 77.2 42. ! 25.0' 54.07

20 '5 )0.02 70.15 1.)5 25.'021 100 4 . 4 77.'5 51.!1 1). )22 105 24.0 70.15 )).7' 17.102 110 1).!0 )0.!5 77.7) 24.5224 115 1).20 4'.'7 !7.50 7.')25 120 1 .)0 4.!) 77.7) 5!.5!2) 125 1).0) 1'.4) 70.14 )4.0)27 1 0 24.55 1).40 )0.!4 74.1!2! 1 5 45.72 1).21 4!. 7!. 12' 140 )2.') 1!. 7 5.!1 70.47

0 145 )'.2 21. 22. ! )1.271 150 77.05 0.'7 1).15 )1.272 155 77.05 51.!2 1). 1 5.1!

1)0 )'.2 ) .)2 17.41 22.174 1)5 4'.00 )'.'' 2!.40 1).2!5 170 2.42 77.7! 51.!1 1). 2) 175 17.4 )'.'' ) .)1 1!.!7 1!0 14.24 5!. 1 7 .)7 5.02! 1!5 1 .27 4!.24 !2. 4 4).!4' 1'0 1 . 1 0. ) 7 .)7 5). )

40 1'5 15.12 1'.7' ) .75 )1.2741 200 !.7' 1).21 51.!1 74.1!42 205 57.45 1).21 .'! 7!. 1

4 210 )'.2 1).40 20.') 70.4744 215 72.'4 21. ! 1). 1 )1.2745 220 !1.)5 2.42 1). 1 4).'54) 225 77.05 4 .71 1).11 7.0447 2 0 )5.!7 5!. 1 2).11 1'. 74! 2 5 57.45 )'.'' 27.!2 1). 24' 240 44.07 7 .)! 4 .5' 1).2!50 245 0.24 77.7! ) .)1 20.2251 250 1).25 55.'! 7 .)7 2).4552 255 1 .55 55.!5 !7.50 42.575 2)0 1 .55 4!.1 !2. 4 )1.154 2)5 1).15 1).!5 )'.'! 74.01

55 270 0.24 1).17 4!.22 74.015) 275 4'.00 42.2! 1).'7 4).!4


8/13

57 2!0 )'.07 )).50 1). 1 20.7!5! 2!5 7).!! 77.)0 2).2 1). 25' 2'0 44.07 7 .51 4!.11 21. !)0 2'5 1!.4 )).50 )'.'! 2).'0)1 00 1 .50 5 .70 !2.5 ).00)2 05 1 .7' 0.'7 !2.5 5).2) 10 21.72 1'.14 ) .75 ) .'1)4 15 4.5) 1).1 5 .!0 7!.1)5 20 57.45 1).1 !.!1 70. 1)) 25 )'.2 20.0 1'.74 )1.1)7 0 77.05 !.)) 1). 1 4!.4))! 5 77.05 4'.!) 1).11 4.24)' 40 )'.2 )).50 1).!0 1'.0570 45 57.45 7 . 4 1.01 1).2!71 50 40.00 7 .51 4).)1 1).2!72 55 2!.1' )'.! ) .)1 1).52

5$ %e *lot inductance to rotor angle0 %e could get gra*hs as belo%

Inductance vs Angle

0.00

20.00

40.00

)0.00

!0.00

100.00

0 100 200 00 400

Angle

L ( m H )

Se%*es1

Se%*es2

Se%*es

Se%*es4

B# reducing range become o 6 o %e can obtain gra*h belo%.


9/13

Inductance vs Angle

0.00

20.00

40.00

)0.00

!0.00

100.00

0 20 40 )0 !0 100

Angle

L ( m H )

Se%*es1

Se%*es2

Se%*es

Se%*es4

5$ %e onl# take *eak alue o$ %a e $or e er# inductance %e could obtain data as table belo%.

No Angle ( o) L1 (mH) Angle ( o) L2 (mH) Angle ( o) L3 (mH) Angle ( o) L4 (mH)

1 5 !1.!4 55 77.7! 5 !2.1) 20 77.'5

2 '0 77.2 100 77.'5 )5 !2.1) !0 7!.1

150 77.05 170 77.7! 115 !7.5 1 5 7!. 1

4 220 !1.)5 245 77.7! 1!5 !2. 4 205 7!. 15 2!5 7).!! 2!5 77.) 255 !7.5 2)5 74.01

) 5 77.05 50 7 .51 05 !2.5 15 7!.1

B# the table %e could calculate a erage degree distance $or e er# *eak as belo%0

1. @41 '33 o42= o(? '2= o422 o(?'22 o41 o(?'1 o46 o(? '6 o43 o(?'36 o433 o(D;8

4. srm (autosaved)

Documents