fix lap 01 plcii starting motor fix in english
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7/18/2019 Fix LAP 01 PLCII Starting Motor Fix in English
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Number of Experiment : 01
Title of Experiment : Controlling Configuration Motor Star or Delta
Using PLC
Lab. or!er : "e#!i Mu$ama% Mr
Number of Stu%ent : 1&1101&010
Class' (roup : ) EC D*+' ,
Co. or!er : -nnisa atio!a
Super/isor : 1. ul$arbi ST. MT.
&. -nton ST. MT.
D IV INDUSTRIAL ELECTRONICAL
ELECTRICAL ENGINEERING DEPARTMENT
STATE POLYTECHNIC OF PADANG
2014/2015
EXPERIMENT REPORTProgrammable Logic Control II
LABORATORYE DI
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-PP"2+-L P-(E
Experiment Number : 01
Experiment Title : Controlling Configuration Motor Star or Delta Using PLC
Lab. or!er : "e#!i Mu$ama% Mr
Stu%ent Number : 1&1101&010
Department' Stu%( Program : Ele)tri)al Engineering' D *+ *n%ustrial Ele)troni)al
,roup : -
Co. or!er : nnisa /atio!a
Superisor : 1. ul$arbi2 ST.2 MT.
&. nton2 SST.2 MT.
Experiment Date : Mar)$2 3t$ &013
Submission Date : pril2 &4r% &013
S)ore :
"emar! :
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-3!no4le%gement
*n t$e name of lla$ ST2 t$e most ,ra)ious an% t$e most Mer)iful. Praise to lla$
ST 5$o $as gien t$e 5riter !no5le%ge an% strengt$ in )ompleting t$e experiment report
entitle% 6Controlling Configuration Motor Star or Delta Using PLC5. T$is report is t$e result
of experiment in t$e Programmable Logi) Control laborator(.
T$e 5riter 5oul% li!e to express $is sin)ere gratitu%e to Mr. nton2 ST.2 MT an% Mr.
ul$arbi2 ST.2 MT as superisors 5$o $ae gien instru)tions an% %ire)tions to t$e 5riter in
experiment an% all 5$o $ae )ontribute%.
/inall(2 t$e 5riter reali#es t$at t$is report is still $aing some 5ea!nesses. T$erefore2 t$e
5riter $opefull( nee%s )onstru)tie )riti)s an% suggestions t$at )an ma!e t$is report be)ome
mu)$ better.
Pa%ang2 pril2 13t$ &013
T$e 5riter
"e#!i Mu$ama% Mr
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T-6LE 2 C2NTENT
-PP"2+-L P-(E
P"E-CE
T-6LE 2 C2NTENT
C7-PTE" *. *NT"2DUCT*2N
1.1. Purpose 7f Experiment1.&. T$eoreti)al 8a)!groun%
C7-PTE" **. E8PE"*MENT
&.1. *nstruments an% Materials
&.&. Cir)uit Diagrams
&.4. Experiment Tas!s
&.9. Steps of Experiments
C7-PTE" ***. "ESULT 2 E8PE"*MENT
4.1. Data
4.1.1. Measurement Data
4.1.&. Programs
4.&. C$art Diagrams
4.4. nal(sis
C7-PTE" *+. C2NCLUS*2N
9.1. Con)lusion
9.&. Suggestion
6*6L*2("-P7
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C7-PTE" *
*NT"2DUCT*2N
1.1. Purpose 2f Experiment
fter )ompleting t$e experiment about 6Controlling Configuration Motor Star or Delta
Using PLC2 in programming PLC2 stu%ents are expe)te%:
1. To !no5 t$e utilit( of PLC to5ar% t$e appli)ation of PLC at Manufa)ture.
&. To )on)eie 5or!ing prin)iple of PLC.4. To establis$ PLC program 5it$in t$e star;%elta starting motor.
1.&. T$eoreti3al 6a3!groun%
PLC <programmable logi) )ontroller= is a programme logi) )ontrol. *t is an ele)troni)
instrument t$at is %esigne% to )arr( out logi) fun)tions2 su)$ as )ounter fun)tion2 pro)ess
se>uen)e fun)tion2 timer fun)tion2 arit$meti) fun)tion2 an% ot$er fun)tions 5it$ its program
met$o%s. *t nee%s memor( as t$e storage of internal instru)tions to run t$e logi) fun)tions
%igitall(. *nput target is use% to )onne)t )ontrol parameters2 su)$ as ele)tri) s5it)$2 )ensors
<input target is external=. Ea)$ PLC $as %ifferent notation 5a(s to re)or% input target2 su)$ as
PLC Siemens <*0.0 ? *1.@= an% PLC 7mron input target %epen%s on PLC t(pe an% program
t$at is use%2 li!e 7mron CPM <0000;011@=.
Timer instru)tion )an be use% as t$e time regulator to5ar% rela(;)ir)uit. S(mbol re>uires:
; input to a)tiate t$e timer ; timer number
; timer alue
Counter
Counter instru)tions )an be use% as )ounter;range 5it$in rela(;)ir)uit. T$e s(mbols2 in
5$i)$:
S A input to a)tiate t$e )ounter
" A input t$at $as to put in or%er to restore )ounter alue or%er.
BBB A )ounter number
;A )ounter alue or%er
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T$e fun)tions an% t$e utilities are far;flung. ,enerall(2 PLC fun)tions as follo5:
1. Control se>uential. PLC pro)esses binar( signal input into output t$at 5ill be
use% to t$e nee%s of te)$ni>ue pro)essing se>uentiall(2 in t$is )ase2 PLC
maintaining t$e steps of se>uential pro)ess goes on t$e )orre)t or%er.
&. Monitoring plant. PLC obseres t$e status of a s(stem )ontinuall( <li!e
temperature2 pressure2 an% $eig$t leel= an% %oes somet$ing nee%e% in !eeping
5it$ t$e pro)ess 5$i)$ is )ontrolle% <li!e oer limite% alue= or s$o5s t$e
message to t$e operator.
PLC fun)tion is parti)ularl( to appl( t$e input to CNC <Computeri#e%
Numeri)al Control=. Some of t$e PLC are able to gie input to CNC for furt$er pro)ess. Comparing CNC to PLC2 CNC $as $ig$er a))urateness an% t$e )ost is more
expensie. CNC is usuall( use% for finis$ing pro)ess2 forming obe)t 5or!2
mol%ings2 an% so fort$.
or!ing prin)iple of a PLC is re)eiing pro)ess input signal )ontrolle%2 t$en
)ommitting a number of logi) instru)tions to5ar% t$ose input signal; tall( 5it$ t$e
program sae% 5it$in t$e memor(2 turning out t$e output signal to )ontrol a)tuator
or anot$er instruments after5ar%s.
Star Delta Motor -C ) P$ase Control
s li!e as t$e name2 starter 5(es;%elta generall( 5or!s 5it$in t5o p$ases. /irstl(2
Motor runs 5it$ 5in%ing )ir)uit of 5(e <=2 in a fe5 moments2 Motor releases t$e
5in%ing )ir)uit of 5(e an% operates 5it$ %elta )ir)uit. Star %elta )ontroller or 5(e %elta
suits for appli)ation 5$i)$ nee%s lo5er starting po5er t$an emplo(ing D7L starter.
o5 is t$e 5(e;%elta starter )ontrollerF Ta!e a loo! to t$e follo5ing figure
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Star Delta Motor C 4 P$ase Controller
Star Delta Controller 5or!:
*n t$e operational2 G4 main )onta)tor an% G1 star )onta)tor firstl( 5ill
energi#e%2 t$en2 star )onta)tor 5ill %e;energi#e% an% 5ill be repla)e% 5it$ G& %elta
)onta)tor a fe5 moments later. )tiation time )ontrol of t$ese )onta)tors is %ealt 5it$
a%ustable G1T timer. t t$e same time2 t$e )onne)tion of star an% %elta 5ill be
prote)te% from a)tie potential b( using ea)$ interlo)! )onta)t to its rial.
Activity of star-delta starter circuit as follow:
; 7// )on%ition. ll )onta)tor is not a)tie (et an% t$e )onta)t is still in normal
position.
; Star )on%ition. G4 main )onta)tor an% G1 star 5ill a)tie 5it$ t$e ina)tie %elta
)onta)tor. T$e motor 5in%ing 5ill be )onne)te% 5it$ po5er )onsumption about 1'4
of D7L po5er.
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; 7pen )on%ition. Main )onta)tor is still )lose% 5$ile t$e %elta an% star )onta)tor are
opene%. T$e oltage is alrea%( exist in one of 5in%ing motor point <i.e. U12 +12
1= 5$ile t$e ot$er is still opene% so t$at t$ere $as no po5er (et. T$e motor $a%
been rolle% an% a)t as generator.
; Delta )on%ition. G1 main )onta)tor an% G& %elta are a)tie 5$ile G1 )onta)tor is
not a)tie. Motor 5ill be )onne)te%2 %elta gets oltage2 an% po5er along 5it$
torsion is full of suppl(.
Star %elta or 5(e %elta )onne)tion is suffi)ient optional as t$e appli)ation t$at
nee%s a fe5 po5er )onsumption upon motor is turne% on2 but it $as a 5ea!ness t$at
ma!e t$is to be not )$osen after t$e presen)e of re%u)e% oltage starter t$at is better
t$an soft starter. T$e onl( reason to )$oose t$is starter is lo5er expense rat$er t$an
anot$er re%u)e% oltage starter.
Ele)tri)it( motor generall( $a% a great astonis$ po5er starting alue for about 9
until @ times from its rating. "e%u)e% oltage )ir)uit is one of t$e 5a( to oer)ome
t$e problem of t$e motor ma( a)tie 5it$out earl( trip.
Why do star delta starting power is smaller than DOL?
Ele)tri)it( motor starting po5er is usuall( bigger 9 times until @ times t$an its
nominal. $(F 8e)ause t$e ele)tri)it( motor nee%s a great earl( torsion in or%er to
against its inertia an% its inertia loa% in t$e silen)e )on%ition. Torsion is reasonable to
fluks quadrat . /lu!s is oltage )omparison an% fre>uen)(. +oltage $as )omparable
)onne)tion to t$e po5er. /inall(2 great po5er )onsumption 5ill be nee%e% for a great
torsion. ere are some s$ort ei%en)e of 5$( star %elta starting po5er is smaller t$an
D7L.
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T$e %istin)tion of star %elta starting po5er )an be seen from t$e %es)ents aboe2
t$at star po5er is 4 times smaller from its %elta po5er <D7L )ir)uit=. T$is s$o5s t$at
earl( torsion is smaller for about 1'4 t$an D7L at t$e beginning.
7ne of t$e t$ings t$at must be noti)e before %e)i%ing to )$oose star %elta starter is
ma!e sure t$at torsion re%u)tion be)ause of star )ir)uit 5$en starting is still enable to roll
t$e loa% b( ele)tri)it( motor. T$is )ontrol is less e)onomi)al for t$e loa% 5$i)$ nee%s
earl( torsion greater t$an 90H2 be)ause 5e $ae to use bigger t$an as it s$oul% be.
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C7-PTE" **
E8PE"*MENT
&.1. *nstruments an% Materialsere are some instruments an% materials use% in t$is experiment:
PLC gui%e'mo%ule
T$ree p$ase Motor
PLC Trainer
"ela(
T$ree p$ase generator C
S5it)$
Computer an% internet
)onne)tion
Iumper
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&.1.
&.&. Cir3uit Diagrams
&.&. Configuration Star;Delta )ir)uit
&.).
&.9. Conne)tion PLC *nput to Pus$;8utton
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&.;.
&.<.
&.=.
&.,. Conne)tion PLC output to rela(
&.>.
&.10. &.). Experiment Tas!s
&.11. Experiment 1&.1&. Establis$ starting star %elta motor program )$ronologi)all( t$at is
a)tiate% manuall( for star een %elta. Motor 5it$ )onfiguration or star )onne)tion must be
a)tie for t$e first2 so t$at motor 5it$ %elta )onfiguration )an be a)tiate% after5ar%s2 5$ere
motor 5it$ %elta )onfiguration is a)tie an% star )onfiguration is ina)tie. Press input button
for a moment be)ause t$e mo%ule use pus$ button. *n a%%ition2 stop button 5ill be use to
stop t$e )onfiguration.
&.1).
&.19. Experiment &
&.1;. Establis$ star %elta starting motor 5$ere t$e motor 5it$ star )onfiguration
is a)tie for t$e first2 after pressing a button2 t$en motor 5it$ %elta )onne)tion 5ill a)tie
onl( if %elta button is presse% after motor 5it$ star )onne)tion is a)tie %uring 40 se)on%s or
more2 t$en motor 5it$ star )onne)tion is ina)tie. Pressing input button is )ommitte% for a
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5$ile be)ause t$e mo%ule tol% to use pus$ button. 8esi%es2 it is also use% a stop button to
stop t$e )onfiguration.
&.1<. Experiment )
&.1=. Establis$ star %elta motor starting program2 5$ere t$e motor 5it$ star
)onne)tion is a)tie after pressing a button2 an% t$en motor 5it$ %elta )onne)tion 5ill a)tie
automati)all( after motor 5it$ t$e star )onfiguration is a)tie about 40 se)on%s. T$ere are
no t5o )onfigurations are a)tie at on)e. Pressing input button is )ommitte% for a 5$ile
be)ause t$e mo%ule tol% to use pus$ button. *n a%%ition2 t$e stop button is use% to stop t$e
)onfiguration.
&.1,.
&.1>.
&.9. Steps 2f Experiments
1= Soft5are installation is )ompatible 5it$ PLC t$at is use%. Ea)$ bran% of PLC $as
soft5are2 examples PLC 7mron 5it$ La%%er Diagram Soft5are <LSS= soft5are2 S(s5in
an% CB;Programmer2 PLC Siemens soft5are is Mi)ro5in STEP;@ an% PLC L, using
LS.&= "un t$e PLC soft5are t$at $as been use%.
4= Establis$ la%%er %iagram base% on re>uire% instru)tion.
9= Put t$e la%%er %iagram t$at $as been ma%e on t$e PLC soft5are to PLC t$at 5ill be use%
<uploa%ing la%%er %iagram to PLC=.
3= "un t$at la%%er %iagram in its soft5are an% )ommit an experiment b( testing t$e la%%er
%iagram t$roug$ )onne)ting input PLC )able fit to t$e target t$at $as gien on t$e
%iagram la%%er before.
J= 7bsere t$e output of t$at PLC2 if it is not fit 5it$ t$e instru)tion re>uire%2 repeat t$e
)onstru)tion of t$e la%%er %iagram fit to t$e instru)tion %eman%e%.
&.&0.
&.&1.
&.&&.
&.&).
&.&9.
&.&;. C7-PTE" ***
&.&<. "ESULT 2 E8PE"*MENT
&.&=.
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&.&,. ).1. Data
&.&>. ).1.1. Measurement Data
&.)0. T$ree p$ase oltage use% A 1-0 +
&.)1. +oltage Motor in )onfiguration:
; Star A 1@3 +
; Delta A &&3 +
&.)&.
&.)). ).1.&. Programs
&.)9. La%%er Diagram
&.);. Experiment 1
&.)<. Manual star;%elta
&.)=.
&.),.
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&.)>.
&.90.
&.91.
&.9&. Experiment &
&.9). Manual )onfiguration star;%elta after 40 se)on%s
&.99.
&.9;.
&.9<. Experiment )
&.9=. utomati) after star;%elta
&.9,.
&.9>.
&.;0.
&.;1. ).&. C$art Diagrams
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&.;&. Experiment 1
&.;).
&.;9.
&.;;. Experiment &
&.;<.
&.;=.
&.;,.
&.;>.
&.<0.
&.<1.
&.<&.
&.<). Experiment )
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&.<9.
).). -nal?sis
&.<;. 8ase% on t$e experiment about 6Controlling Configuration Motor Star or
Delta Using PLC 5$ere t$e input an% output as follo5:
&.<<.
&.<=. Experiment 1 <Manual Star;Delta=
&.<,. *nput:
; Star )onta)t A 0.0&
; Delta )onta)t A 0.04
; Stop )onta)t A 0.09
&.<>. 7utput:
; G1 A 10.00
; G& A 10.01
; G& A 10.0&
&.=0.
&.=1. *n t$e first experiment2 establis$ing star %elta starting motor t$at is
a)tiate% regularl(; is %one manuall( to t$e star een t$e %elta. T$e motor 5it$ star
)onfiguration must a)tie before$an% so t$at motor 5it$ %elta )onfiguration )an be
a)tiate%2 5$ere motor 5it$ %elta )onfiguration is on t$en star )onfiguration is off. *n t$e
experiment2 0.0& )onta)t is a)tie t$en t$e outputs t$at 5ill be a)tie are 10.00 an% 10.01.
Moreoer2 a stop button <0.09= is also use% to stop t$e motor moement2 as t$e figure
belo5:
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&.=&. Star )onta)t <0.0&= is a)tie for a 5$ile.
&.=). Delta )onta)t <0.04= is a)tiate% for a 5$ile.
&.=9. n% t$en t$e stop )onta)t <0.09= is a)tiate%2 so t$e motor 5ill stop.
&.=;.
&.=<. Experiment & <star %elta manual after 40 se)on%s=
&.==. *nput:
; Star )onta)t A 0.0J
; Delta )onta)t A 0.0@
; Stop )onta)t A 0.0-
&.=,. 7utput:
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; G1 A 10.09
; G& A 10.03
; G& A 10.0J
&.=>. T$e se)on% experiment is establis$ing t$e star %elta starting motor
program t$at motor 5it$ star )onne)tion is a)tie <10.09 an% 10.03= before2 after pressing
a star )onta)t <0.0J=2 t$en motor 5it$ %elta )onne)tion is able to be a)tiate% <10.09 an%
10.0J= as long as %elta button is presse% after motor 5it$ star )onne)tion a)tie for about
40 se)on%s2 t$at t$e motor 5it$ )onne)tion 5ill be off..
&.,0. $en t$e )onta)t is a)tiate%2 t$e 10.09 an% 10.03 5ill be a)tie.
&.,1.
&.,&. T$e repla)ement from star to %elta )an be %one after 40 se)on%s b( pressing t$e0.0@ stop )onta)t
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&.,).
&.,9.
&.,;.
&.,<. Experiment ) @startA%elta automati3B
&.,=. *nput:
Gonta! Star A 0.0K
Gonta! Stop A 0.10
&.,,. 7utput:
G1 A 11.00
G& A 11.01
G& A 11.0&
&.,>. T$e t$ir% experiment is establis$ing star %elta starting motor program
5$ere t$e motor 5it$ star )onne)tion <11.00 an% 11.01= is a)tie for t$e first after pressing
a star button <0.0K=2 t$en motor 5it$ %elta )onne)tion <11.00 an% 11.0&= 5ill be a)tie
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automati)all( after t$e motor 5it star )onfiguration is a)tie for 40 se)on%s2 as t$e figure
belo5:
&.>0. $en 0.0K is a)tie2 t$e motor 5it$ star )onne)tion 5ill be a)tie.
&.>1.
&.>&.
&.>).
&.>9.
&.>;.
&.><. T$e motor 5it$ star )onne)tion is a)tie after 40 se)on%s2 t$en it 5ill s$ifting
automati)all( to %elta )onne)tion <11.00 an% 11.0&=
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&.>=.
&.>,. Ele)tri)it( motor generall( $as 9 until @ times starting po5er alue bigger
t$an its rating alue2 be)ause of t$at star %elta starting )ir)uit is nee%e%for re%u)e% oltage
)ir)uit. T$is )ase $appens be)ause t$e ele)tri)it( motor nee%s a great initial torsion in
or%er to be able to against its inertia an% its loa% inertia from silen)e term. T$e oltage $as
)onne)tion e>ual to po5er. /inall(2 a great torsion 5ill nee% )onsumption of a great po5er.
8( using star %elta in 5$i)$ t$e motor po5er starting star 4 times smaller t$an its %elta
po5er.
&.>>.
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&.100. C$apter *+
&.101. Con3lusion
&.10&. 9.1. Con3lusion
&.10). fter finis$e% t$is experiment2 it is !no5n t$at:
Ele)tri) motor nee%e% large beginning torsion to against inertia itself an% loa%
inertia of potential energ(. Large torsion meaning nee% large )onsumption )urrent
so. +oltage is )omparable 5it$ )urrent2 be)ause of t$at nee%e% )onfiguration star;
%elta )onne)tion to re%u)e )urrent use.
Motor )urrent of )onfiguration star is t$ree time more less )ompare to
)onfiguration %elta itself.
*nput )onta)ts of PLC )onne)te% to s5it)$ in or%er to running program in PLC
an% use% for )ontrolling PLC output.
&.109.
&.10;. 9.&. Suggestion
Learning t$eoreti)al ba)!groun% first is better to fluent experiment.
C$e)!ing tool an% material before begin t$e experiment
/ollo5ing )orre)t experiment boo! gui%e.
&.10<.
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&.10=. 6ibliograp$?
&.10,.
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PLC Iob S$eet
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