Dinamica MODEL

7/25/2019 Dinamica MODEL

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Vasilescu Constantin Proiect Dinamica Autovehiculelor Autobetonier 130kW

1. DATE INIIALE

130 kW

3200 rot/min

5 m

2.PARAMETRII DINAMICI I DE GREUTATE

2.1. Caracteristica extern

e a!o"t# 33$0 rot/min

1000 rot/min

0%$

"arametrii 0%&51%5

'1%25

Curba uterii!

Curba "#"entu$ui!

1(20 rot/min

)$5%5$ *m

3+&%(& *m

1%2

Curba c#nsu"u$ui seci%ic!

e a!o"t 2)0 ,/kWh

Pentru m%a%c% cu in-ec.ie !irect se a!o"t coeicien.ii#

1%55

1%55

1

Puterea nominal Pn

ura.ia nominal nn

Volumul util al benei &u

tura.ia maim n"ax 105nn 1053200

tura.ia minim !e mers stabil 4n sarcin n"in

coeicientul !e elasticitate c n/n

n

1 63')c7/261'c7 2 2c/261'c7

' '1/261'c7

Pei( Pn) 1*ni+nn, - 2*ni+nn, - '*ni+nn,/0

ura.ia momentului maim nM cnn 0$3200

Mei( 3314/Pei+ni

omentul maim M"ax

omentul la tura.ia nominal MP

Coeicientul !e a!a"tabilitate5 ma

/P )$55$/3+&(&

ci( ce)16 7 26*ni+nn, -'6*ni+nn,0

consumul s"eciic eectiv la tura.ie nominal ce

16

26

'6


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2


Curba c#nsu"u$ui #rar!

Tabe$u$ 1

1444 1244 1844 1944 1:44 124 2444))%55 55%)2 $$%3& &&%1( +&%$2 (3%$0 (&%))

)25%)+ ))1%01 )52%&$ )$0%&1 )$)%++ )$5%5$ )$5%2$

2&(%1( 2$$%25 255%1( 2)$%00 23+%$( 235%20 233%25

12%)) 1)%&5 1$%() 1+%(( 20%(1 22%01 22%&3

2244 2844 2944 2:44 '444 '244 ''94

10$%3( 11)%2$ 120%&( 125%&5 12+%(0 130%00 0%00

)$1%+5 )5)%$5 ))3%$$ )2+%+( )10%32 3+&%(& 0%00

22(%$( 22+%00 22+%1( 230%25 23)%1( 2)0%00 +

2)%)) 2$%05 2&%5$ 2+%(5 30%1( 31%20 )%15

2.2. Para"etrii ;e


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3


Tabe$u$ 2Mri"ea P$iuri >i"b#$u$ L?i"ea Dia"etru$ Ra@a Mri"ea Presiuneaane$#ei ec=ia$ente Bantei sec?iunii exteri#r static ca"erei neu$ui

>mm? >mm? >bar?1200 = 20 1+ +5'20 313 1122 520 1200'20 &%25

2.'. Ca$cu$u$ ite@ei "axi"e a aut#e=icu$u$ui.

e a!o"t# 2000 mm

3000 mm

coeicientul !e re;isten. la rulare "entru

0%01+

0%$

1%22$ k,/m

0%(2

0%3$&+

$ m8

1)((%50$

5)1($%12

25%31++1 m/s

(1%1)&&1 km/h

2.8. Deter"inarea ra#arte$#r ;e trans"itere ;in cutia ;e ite@e.

e a!o"t# 0%(5

12 @

coeicientul schimbrii !inamice a reac.iunilor

1%3

0%+

532%(5 mm

=a"ortul !e transmitere al transmisiei "rinci"ale

&%053&&+

Coeicientul re;isten.ei totale

0%22551+Vite;a critic 4n trea"ta 4nti la urcarea ram"ei maime

2%0&&032 m/s

&%)&&315 km/h

&%313(3(

Veriicare#

&%313) B&313( 20%1+01&3

e ale,e o cutie !e vite;e cu ase ra"oarte%

e ale, anvelo"e !e construc.ie ra!ial ti" 1244724 1: PR cu urmtoarele caracteristici#

>mm?ma%

ecartamentul 4nl.imea total

!rum !e asalt bun %coeicientul !e re;isten. a aerului cx!ensitatea aerului

ran!amentul transmisieitr

Coeicientul aero!inamic 5c/2 122$0$5/2

u"raa.a rontal maim care se o"une 4naintrii > E 32 ermenul A 9

a/6k7 1$(12))001+/603(+)5$7

ermenul trP

vma/6k7 0(12310/603(+)5$7

Vite;a maim a autobetonierei "ax

coeicientul !e !eormare a ro.ii

un,hiul maim al "antei "ax

la "untea motoare "2coeicientul !e a!eren.

=a;a !e lucru a ro.ii r Dr/2 0(51122/2

i4 rnvma/630ikvmaiCD*vma7 31))()10'33200/6301125317

a !rumului "ax cosma:sinma 001+cos15:sin15

crI trP/69ama7 0(++5$10/1$(12))030(5+57

=a"ortul !e transmitereal tre"tei 4ntii5I rn/630i0vcrF7 31))()10

'320)0/630&1)11++5)+01(&7

9a

mar/6

ma

tri

07 B i

kFB m

29

2r/6

ma

tri

07

4n care 92re"re;int ,reutatea re"arti;at "e "untea motoare%


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)


1%)++&&(

)%(12&0(

3%2((+2)

2%21$)$3

1%)++&&(

1

e a!o"t urmtoarele ra"oarte !e transmitere ale cutiei !e vite;e#

Tabe$u$ '

Treata&a$#area &%313 )%(15 3%303 2%22 1%)(2 1%003

2.3. Deter"inarea ite@e$#r c#resun@t#are trete$#r ;e ite@.

2150%$(1 rot/min

e a!o"t tura.ia limit inerioar !e

2150 rot/min

Tabe$u$ 8

n2134 2%32$1)2 3%)$1053 5%1501+( &%$$2$)$3 11%)0152 1$%($01( "in

2244 2%3+023+ 3%5)15)2 5%2$(($1 &%+)0+)&) 11%$$$$+ 1&%35)$22844 2%5($$23 3%+$3501 5%&)(0)+ +%553$51& 12%&2&2+ 1+%(32312944 2%+1300( )%1+5)5( $%22+13$ (%2$$)5$ 13%&+&+( 20%512:44 3%02(3() )%50&)1+ $%&0&223 (%(&(2$03 1)%+)+5 22%0+&$('444 3%2)5&&( )%+2(3&$ &%1+$31 10%$(20$5 15%(0(1 23%$$53('244 3%)$21$5 5%15133) &%$$53(+ 11%)0)+$( 1$%($(&1 25%2)30+ "ax

2.9. Caracteristica ;e trac?iune. Caracteristica ;ina"ic.

Tabe$u$ 3

D1444 ))%55 )25%)+ 1%0+1(2$ 3&++&%))1 0%20$0&$ 0%)3+3&3 2%2+11$21244 55%)2 ))1%01 1%2(+312 3(2&0%$+$ 0%2135() 0%)55+($ 2%1(3)+11844 $$%3& )52%&$ 1%51)$(& )031$%555 0%21(2&$ 0%)$(1) 2%1315$21944 &&%1( )$0%&1 1%&310+2 )1025%0)& 0%223121 0%)&+103 2%0(1$011:44 +&%$2 )$)%++ 1%()&)$+ )13($%1$2 0%22513 0%)+2&+$ 2%0&13132444 (&%)) )$5%2$ 2%1$3+53 )1)2(%+(( 0%225303 0%)+31++ 2%0$(5+$

2244 10$%3( )$1%+5 2%3+023+ )112$%2$ 0%223$) 0%)&(311 2%0+$32&

2844 11)%2$ )5)%$5 2%5($$23 )0)+5%2)) 0%2201) 0%)&115) 2%122))(2944 120%&( ))3%$$ 2%+1300( 3(50$%+5 0%21)+0) 0%)5+&1$ 2%1&((($

Valoarea ra.iei ,eometrice ikF

1/6n'17

=a"ortul !e transmitere al tre"tei a !oua i5II ikFG'62'17

=a"ortul !e transmitere al tre"tei a treia i5III ikFG'63'17

=a"ortul !e transmitere al tre"tei a "atra i5I& ikFG'6)'17

=a"ortul !e transmitere al tre"tei a cincea i5& ikFG'65'17=a"ortul !e transmitere al tre"tei a asea i5&I ikFG

'6$'17

i5I i5II i5III i5I& i5& i5&I

ura.ia limit inerioar !e schimbare a tre"tei n1 nnikFF/ikF

schimbare a tre"telor !e vite; n1

Vite;a cores"un;toare tre"tei !e vite; ai rni/630i0iki7

I II III I& & &I

FR( Metri4i5+r D ( *FR75>a,+Ga a (


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5


2:44 125%&5 )2+%+( 3%02(3() 3+1(1%0+ 0%20&$31 0%))1((( 2%2$2))('444 12+%(0 )10%32 3%2)5&&( 3$53&%(32 0%1(+$23 0%)21001 2%3&52('244 130%00 3+&%(& 3%)$21$5 3)5)&%)0+ 0%1+&&&+ 0%3(5&23 2%52&01&

1444 ))%55 )25%)+ 1%$0(&(2 25)$3%+ 0%13+)+ 0%)+2523 2%0&2)3(

1244 55%)2 ))1%01 1%(31&5 2$3(3%)$& 0%1)3523 0%502&22 1%(+(1&21844 $$%3& )52%&$ 2%253&0( 2&0($%3+$ 0%1)&331 0%51&(& 1%(30$131944 &&%1( )$0%&1 2%5&5$$& 2&5&2%55& 0%1)((02 0%52+2$( 1%+(2(&51:44 +&%$2 )$)%++ 2%+(&$2$ 2&+21%(&( 0%15123+ 0%533$1+ 1%+&)2444 (&%)) )$5%2$ 3%21(5+) 2&+))%$5) 0%15133& 0%53)01& 1%+&25(+2244 10$%3( )$1%+5 3%5)15)2 2&$)0%5+1 0%150201 0%52()$& 1%+++$(22844 11)%2$ )5)%$5 3%+$3501 2&20(%&$ 0%1)&+2( 0%51(($& 1%(2322944 120%&( ))3%$$ )%1+5)5( 2$552%1(1 0%1))221 0%50551& 1%(&+1&)2:44 125%&5 )2+%+( )%50&)1+ 25$$&%+&3 0%13(3&& 0%)+$11& 2%05&11+'444 12+%(0 )10%32 )%+2(3&$ 2)55$%+0+ 0%1332(+ 0%)$1&$+ 2%1$55(2'244 130%00 3+&%(& 5%15133) 2321+%((5 0%125(+2 0%)32)$+ 2%31230+

1444 ))%55 )25%)+ 2%3(5)3& 1&112%2(5 0%0(301) 0%)))&55 2%2)+)2&1244 55%)2 ))1%01 2%+&)52) 1&&3&%05) 0%0($3+2 0%)$)&25 2%151+121844 $$%3& )52%&$ 3%353$12 1+20(%)33 0%0(+(1$ 0%)&(&)& 2%0+))331944 &&%1( )$0%&1 3%+32$(( 1+52(%)31 0%100$15 0%)+(+22 2%0)155+1:44 +&%$2 )$)%++ )%311&+$ 1+$(&%0)( 0%101)+ 0%)()(5 2%020)0$2444 (&%)) )$5%2$ )%&(0+&) 1+&12%2+& 0%101511 0%)(5131 2%01($$&2244 10$%3( )$1%+5 5%2$(($1 1+5&5%1)5 0%100&0& 0%)(03$5 2%03(2(&2844 11)%2$ )5)%$5 5%&)(0)+ 1+2+5%$23 0%0((0$+ 0%)+0$52 2%0+050&2944 120%&( ))3%$$ $%22+13$ 1&+)3%&2 0%0($5($ 0%)$5((2 2%1)5(5(

2:44 125%&5 )2+%+( $%&0&223 1&2)(%)3+ 0%0(32+( 0%))$3+5 2%2)021('444 12+%(0 )10%32 &%1+$31 1$502%&&5 0%0+(1)& 0%)21+31 2%3&0$1('244 130%00 3+&%(& &%$$53(+ 15$03%&32 0%0+)1&2 0%3(232( 2%5)++&+

1444 ))%55 )25%)+ 3%5$)022 11501%)52 0%0$2)1 0%33$23$ 2%(&)1021244 55%)2 ))1%01 )%2&$+2$ 11(21%3$2 0%0$)$2& 0%353021 2%+32$+(1844 $$%3& )52%&$ )%(+($3 1223+%+5$ 0%0$$2&5 0%3$5)(& 2%&3$0031944 &&%1( )$0%&1 5%&02)3) 12)53%(32 0%0$&353 0%3&3$$2 2%$&$21+1:44 +&%$2 )$)%++ $%)1523( 125$$%5(1 0%0$&+$2 0%3&&51$ 2%$)++(22444 (&%)) )$5%2$ &%12+0)3 125&$%+33 0%0$&+02 0%3&&0$1 2%$520(22244 10$%3( )$1%+5 &%+)0+)& 12)+)%$5& 0%0$&1&3 0%3&22(5 2%$+$0)32844 11)%2$ )5)%$5 +%553$52 122(0%0$) 0%0$5(&) 0%3$321( 2%&531$12944 120%&( ))3%$$ (%2$$)5$ 11((3%055 0%0$)20$ 0%3)(+32 2%+5+5112:44 125%&5 )2+%+( (%(&(2$ 115(3%$2& 0%0$1+$+ 0%33213$ 3%010+1&'444 12+%(0 )10%32 10%$(20$ 110(1%&+3 0%05+($2 0%31012( 3%22))$$'244 130%00 3+&%(& 11%)0)+& 10)+&%522 0%055)+$ 0%2+3+12 3%523)$3

1444 ))%55 )25%)+ 5%303035 &&2(%+0)$ 0%0)1&0( 0%2051+ )%+&3&&1244 55%)2 ))1%01 $%3$3$)2 +012%01)+ 0%0)30(5 0%21&1&( )%$0))++1844 $$%3& )52%&$ &%)2)2)( +225%3(32 0%0))0+1 0%225&05 )%)305$)1944 &&%1( )$0%&1 +%)+)+5$ +3$(%(3(( 0%0))$$) 0%230&5$ )%3335&3

1:44 +&%$2 )$)%++ (%5)5)$3 +))5%$5)+ 0%0))+)& 0%23233) )%30)1)$2444 (&%)) )$5%2$ 10%$0$0& +)52%53&( 0%0))$2+ 0%230)3+ )%33(5$)


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$


2244 10$%3( )$1%+5 11%$$$$+ +3(0%5+() 0%0))00& 0%2250$+ )%))310+2844 11)%2$ )5)%$5 12%&2&2+ +25(%+0(1 0%0)2(+5 0%21$22) )%$2)+)32944 120%&( ))3%$$ 13%&+&+( +0$0%1(& 0%0)15$2 0%203(0$ )%(0)2322:44 125%&5 )2+%+( 1)%+)+5 &&(1%&532 0%03(&3& 0%1++11) 5%315(3+'444 12+%(0 )10%32 15%(0(1 &)5)%)&&& 0%03&511 0%1$++)+ 5%(22)((

'244 130%00 3+&%(& 1$%($(&1 &0)+%3&0) 0%03)++3 0%1)$10+ $%+))2$

1444 ))%55 )25%)+ &%+++)$2 51($%3&$& 0%02&51( 0%0++0$) 11%355321244 55%)2 ))1%01 (%)$$155 53+$%0(31 0%02+222 0%0()5&1 10%5&)0$1844 $$%3& )52%&$ 11%0)3+5 552(%53&1 0%02+$1) 0%0(+1($ 10%1+3$(1944 &&%1( )$0%&1 12%$215) 5$2$%&0+( 0%02+$() 0%0(+() 10%10&151:44 +&%$2 )$)%++ 1)%1((23 5$&&%$0+) 0%02+)$3 0%0($+02 10%3303$2444 (&%)) )$5%2$ 15%&&$(2 5$+2%235$ 0%02&(21 0%0(1&+3 10%+(532244 10$%3( )$1%+5 1&%35)$2 5$)0%5(0$ 0%02&0$& 0%0+3++2 11%(21522844 11)%2$ )5)%$5 1+%(3231 5552%$&33 0%025(01 0%0&31 13%$&((52944 120%&( ))3%$$ 20%51 5)1+%)+3$ 0%02))2) 0%05()3$ 1$%+2)+32:44 125%&5 )2+%+( 22%0+&$( 523+%021+ 0%022$3$ 0%0)2+(1 23%3150)'444 12+%(0 )10%32 23%$$53( 5011%2+&$ 0%02053$ 0%023)$) )2%$1+2('244 130%00 3+&%(& 25%2)30+ )&3+%2+12 0%01+125 0%00115$ +

Tabe$u$ 9

)%20+&(+ 2%))()3) 1%$5)5+( 1%2(5&0) 1%1335$) 1%0$03$1

2.. Ti"u$ ;e ;e"arare. >a?iu$ ;e ;e"arare.

este !e a"roimativ 23 m/s%

Tabe$u$

1000 1%0+1(2$ 2%2+11$2 0 0 ik1

1200 1%2(+312 2%1(3)+1 0%)+)123) 0%5&$1$51)00 1%51)$(& 2%1315$2 0%(520$13 1%23)321

1$00 1%&310+2 2%0(1$01 1%)0+(&$5 1%(&5+))

1+00 1%()&)$+ 2%0&1313 1%+5(3&32 2%+0)2)&

2000 2%1$3+53 2%0$(5+$ 2%30&3++ 3%&2521)

2200 2%3+023+ 2%0+$32& 2%&5&02&3 )%&)$+15

2)00 2%5($$23 2%122))( 3%2123+$ 5%+&(()3

2$00 2%+1300( 2%1&((($ 3%$&&+&+( &%13(01$

2+00 3%02(3() 2%2$2))( )%15+51+( +%5)30$2

3000 3%2)5&&( 2%3&52( )%$$02++2 10%11&)1

3200 3%)$21$5 2%52&01& 5%1(0$+1+ 11%+($33 ik2

3%+$3501 1%(232 $%0+3$(++ 15%1$&3)%1+5)5( 1%(&+1&) $%&11&3+( 1&%$()+)

Coeicientul inluen.ei maselor 4n micarea !e rota.ie i 1:00$i

ki8

I II III I& & &I

t;i( t;i71- *1+ai-1+ai71,*i7i71,+2 >;i( >;i71- *t;i7t;i71,i7 *t;i7t;i71,*i7i71,+2

Calculul tim"ului i s"a.iului !e !emarare se ace "n la atin,erea vite;ei !e 0(vma

care

i5I a)"+s0 1+a )s+"0 t;)s0 >;)"0

i5II


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&


)%50&)1+ 2%05&11+ &%3$133& 20%51+2+

)%+2(3&$ 2%1$55(2 +%0)11055 23%$(1&1

5%15133) 2%31230+ +%&$1(5)3 2&%2+( ik3

5%&)(0)+ 2%0+050& 10%0&)&&+ 3)%)))1)

$%22+13$ 2%1)5(5( 11%0+&201 )0%50&13

$%&0&223 2%2)021( 12%13&++2 )&%302$&%1+$31 2%3&0$1( 13%2)23&( 5)%(&52+

&%$$53(+ 2%5)++&+ 1)%)20+1) $3%&2$1$ ik)

+%553$52 2%&531$1 1$%&&55(3 +2%+223

(%2$$)5$ 2%+5+511 1+%&&5$05 100%$)25

(%(&(2$ 3%010+1& 20%+$&))$ 120%&&2

10%$(20$ 3%22))$$ 23%0+(&1) 1)3%&)0$

11%)0)+& 3%523)$3 25%)()$(1 1&0%311( ik5

12%&2&2+ )%$2)+)3 30%++2)1 235%3205

13%&+&+( )%(0)232 35%(35&11 302%3151

1)%+)+5 5%315(3+ )1%355503 3&(%(1$+

15%(0(1 5%(22)(( )&%3152+5 )&1%5&11

1$%($(&1 $%+))2$ 5)%0+55)2 5+2%+&01

1+%(3231 13%$&((5 &)%225(3) ())%)105

20%51 1$%+2)+3 (+%2+(511 1)1+%(&2

22%0+&$( 23%3150) 12(%(53$( 20(3%3+3

23%$$53( )2%$1+2( 1+1%($)(5 32+3%22

2.:. i$an?u$ ;e utere.

Tabe$u$ : 0 5 10 12

35+0%213 2%&()+35 1%0+1(2$ )0((1%)2 35+3%00&5 20(0)%&2 3+0$&%3$ ))+5+%55

)2($%255 )%+2()&5 1%2(+312 50(+5%5( )301%0+)$ 250+&%1) )5$+2%31 53+31%&)

5012%2(+ &%$$(02& 1%51)$(& $10$&%3$ 501(%($$& 2(2&0%3& 532(+%0$ $2+05%&3

5&2+%3) 11%))&$) 1%&310+2 &101&%&3 5&3(%&+&( 33)5)%53 $0(1)%&5 &1&+0%$$

$)))%3+3 1$%2(()+ 1%()&)$+ +0$1&%$+ $)$0%$+22 3&$3(%&& $+532%52 +0&5$%$$

&1$0%)25 22%35+$+ 2%1$3+53 +($)+%2 &1+2%&+3( )1+2$%21 &$151%)( +(&33%+&

&+&$%)$+ 2(%&5() 2%3+023+ (&+(0%2( &(0$%22&2 )$01) +3&&1%+ (+&12%)3

+5(2%51 3+%$35+ 2%5($$23 10512)%( +$31%1)$1 50203%2$ (13(3%5( 10&$(2%5

(30+%553 )(%12202 2%+1300( 111133%1 (35&%$&)( 5)3()%13 ((01$%(( 11$$&)%1

1002)%$ $1%35221 3%02(3() 115$(5%+ 100+5%()+ 5+5+$%&5 10$$)2%1 125$5&%5

10&)0%$) &5%)$05) 3%2)5&&( 11+5()%1 10+1$%0(+ $2&+1%2) 11)2$(%2 13)$)2%&

11)5$%$+ (1%5+115 3%)$21$5 11($0+%+ 115)+%2$2 $$(&&%&5 121+(+%2 1)3$30

532$%(&+ (%20$02+ 1%$0(&(2 )0((1%)2 533$%1+3$ 3110(%0$ 5$$)5%25 $$&)(%+3

$3(2%3&3 15%(0+02 1%(31&5 50(+5%5( $)0+%2+12 3&335%&) $&(&(%1$ +010)%$5

&)5&%&$( 25%2$13) 2%253&0( $10$&%3$ &)+3%03 )35$5%0$ &(315%&3 (3)$2%13

+523%1$) 3&%&0&+( 2%5&5$$& &101&%&3 +5$0%+&21 )(&(&%)+ (0$55%3+ 10$+22%&

(5++%5$ 53%$+(5$ 2%+(&$2$ +0$1&%$+ ($)2%2)(3 5$033%)3 101((+%$ 1201+$%+

10$53%($ &3%$)+22 3%21(5+) +($)+%2 10&2&%$03 $22&3%3$ 1133)5%& 13355)%(

11&1(%35 (+%025&( 3%5)15)2 (&+(0%2( 11+1&%3&& $+51&%&1 12)$(&%3 1)$(2&%)

12&+)%&5 12&%2$)1 3%+$3501 10512)%( 12(12%01 &)&$$%(2 13$053%+ 1$030)%+

i5III

i5I&

i5&

i5&I

PRi( FRia Pr( %Gaac#s Pa( 5>a/ P(Gaasin

Pr )N0 Pa)N0 a)"+s0 PR)N0 Pt)N0 Pt)N0 Pt)N0 Pt)N0


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13+50%1) 1$1%+051 )%1+5)5( 111133%1 1)011%()& +1021%)3 1)&)15%5 1&3$+&%)

1)(15%5) 202%0(0& )%50&)1+ 115$(5%+ 1511&%$2+ +&2+1%$( 15+&+3 1+&0&5%+

15(+0%(3 2)+%5$2+ )%+2(3&$ 11+5()%1 1$22(%)($ (35)+%13 1&015$%& 200)&0%)

1&0)$%33 301%$$31 5%15133) 11($0+%+ 1&3)&%((2 ((+21%2 1+153& 213+&1%&

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10/52

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5 @

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12 @

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Dinamica MODEL

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Transcript of Dinamica MODEL