vjezba 1 osnove matlaba

8/18/2019 Vjezba 1 Osnove Matlaba

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Predmet: MODELIRANJE I SIMULACIJA I (i)

VJEŽBE 1.OSNOVE MATLAB-a

Literatura:


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1. Amos Gilat: MATLAB - An Introduction with Applications, Department of Mechanical Engineering, he !hio "tate #ni$ersit%, &"B'(1) *+(-(+-(+/+0(/, John ile% 2 "ons, &nc., 3-11.

3. illiam Palm &&&: Introduction to MATLAB for Engineers, McGra4(5ill "cience6Engineering6Math7 )edition, &"B'(1): *+(--+)0)+*, 8e9rar% , 3-1-.

). M. Essert, . Žili;: MATLAB, ti$ni program ?a in@en=ers>e i ?nanst$ene prorane. "l@i ?a r=ea$an=e ra?liitihmatemati>ih pro9lema, te i?rana$an=a i simlaci=e $e?ane ? identiC>aci=, pra$l=an=e i reglaci=ssta$a.

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#? osno$ni programs>i ssta$ posto=e i 9ro=ni dodatni programs>i pa>eti tool9o(o$iF >o=ipo>ri$a= mnoga podr=a in@en=ers>e d=elatnosti: atomats>o pra$l=an=e, identiC>aci= ssta$a,statisti>e anali?e, anali? ssta$a $remens>o= i fre>$enci=s>o= domeni, sim9oli> matemati>,o9rad signala i sli>e, 3D i )D graC>e pri>a?e i 9ro=ne drge. Jedan od ?naa=ni=ih pa>eta =e "imlin> ($i?alni alat pomo; >o=eg =e mog;e simlirati >ontinirane i dis>retne ssta$e. "imlin> >oristifn>ci=s>e 9lo> di=agrame i=im se po$e?i$an=em >reira= ssta$i >o=e simliramo. !$a>$a prim=enaprograma ola>a$a rad >orisni> =er ne ?ahti=e$a detal=no po?na$an=e sinta>se programs>og =e?i>a.

# Matla9 =e mog;e raditi na d$a naina. Jedan =e dire>tan, pri em se gla$nom pro?orprograma pis=e nared9a, te program odmah $ra;a re?ltat. !$a= nain pri>ladan =e >ada radimo =ednosta$ne operaci=e 9e? pona$l=an=a.

od drgog naina, >orisni> te>stalnom editor Matla9 editor6de99gerF pie program >o=i sesasto=i od sli=eda nared9i i pohran==e ga >ao m(datote> datote>a s .m e>sten?i=omF. ad >omandnom pro?or Matla9a po?o$emo ime te datote>e, po>rent ;e se i?$ra$an=e programa t=.i?$ra$an=e sli=eda nared9i pohran=enih datoteci.

)


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"tandardni i?gled MAHAB(o$e radne po$rine


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Matla9o$i pro?oriPrim=er graC>og pro?ora

Prim=er pro?ora ?a pisan=e programa Pro?or sistema ?a pomo;Rad u komadom !ro"oru

0


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II 3K)F

ans L 1

II aL07II 9L)7II a9

ans L 10

## $ur%or %m&e'te i"a komado "aka "ai da kori%ik mo"e da u!i'e komadu* Taka i "are"+ ,ak !roeat. Bri%a&e

Aritmetike o!erai&e %a %k.arima

/


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/rioriteti i"0r'a0a&a

'a=$ii ada imamo $ie ?agrada, pr$o se i?rna$a ntran=a ?agradaF

Drgi po red "EPE'!VA'JE re;i po red M'!ŽE'JE, D&JEHJE'JE =edna> prioritetFNet$rti po red "AB&A'JE & !D#


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ans L 11

II +KF63

ans L +.0---

II K06)K3

ans L +.///+

II 0O)63

ans L /3.0---

ans L 0

II 3+O16)K)3O-.3

ans L 11

II -.+0(-.+0FO)613)FK-.+0O0613)0F...(-.+0FO+613)0/+F

ans L -.+-+1

1ormat !rika"a re"u.tata

#pis=emo tri ta>e ipritisnemo enter da 9ismoi?ra? nasta$ili


9/16

II help format

II 3*-6+

ans L 1.3/

II format longII 3*-6+

ans L 1.30+130+1)1

E.emetare matematike 2uki&e

*


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II srt/F

ans L

II srt0-K1)F

ans L *.0*1+

II srt0K*srt1--FF

ans L 13

II 10K/--6F6srt131F

ans L 10

1-


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II sin)-F

ans L (-.*-

II sind)-F

ans L -.0---

De3i%a&e %ka.ari4 !rom&e.&i0i

11


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II L10

L 10

II L)(13

L ))

II aL13

a L 13

II BL

B L

II QLa(BFK-(a6B1-

Q L 1

II aL137II BL7II QLa(BFK-(a6B1-

Q L 1

II aL137 BL7 QLa(BFK-(a6B1-

Q L 1

/ra0i.a o imeima !rom&e.&i0i4 Mog imati do /) o?na>e Mog sadr@ati slo$a, cifre i pod$la>e Mora= poin=ati slo$om

13


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MAHAB pra$i ra?li> i?meR $eli>ih i malih slo$a&?9=ega$ati >oritan=e graRenih fn>ci=a sin, ep, srt itd..FUa!ri&ed de3irae !rom&e.&i0e II 4ho

Sor $aria9les are:

B Q a ans 9

II 4hos 'ame "i?e B%tes Qlass Attri9tes

B 11 do9leQ 11 do9lea 11 do9leans 11 do9le9 11 do9le 11 do9le

$ori%e komade "a rad % !rom&e.&0im

/rim&er 5656Data =e trigometri=s>a =ednaina

II Lpi607II H5"Lcos63FO3

1)


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#>oli>o =e

Pro$=eriti da li =e formla ispra$na ta>o to ;e tei?ranati o9=e strane =ednaine

H5" L

-.*-0

II 5"LtanFKsinFF63tanFF

5" L -.*-0

/rim&er 5676Netri >r@nice s sm=etene >ao na slici. #s$a>o= ta>i dodira >r@nice s tangente =ednana drg. !drediti rasto=an=e i?meR centra Q3 iQ. Polpreni >r@nica s: 1L1/mm,3L/,0mm, )L13mm, L*,0mm.

1


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Hini=e >o=e po$e?= centre >r@nica ine etritrogla, po?nate s d@ine s$ih stranica d$ata>$a trogla Q1 Q3 Q) i Q1 Q) Q . a= podata> se>oristi ?a i?rana$an=e glo$a T1 i T3 pomo;>osinsne teoreme.

osinsna teorema U po?nates d@ine Q1 Q3i Q1 Q) a gao T) =e ?9ir glo$a T1i T3F

%Program za izracunavanje zadatka 2

R1=16; R2=6.5; R3=12; R4=9.5;

C1C2=R1R2; C1C3=R1R3; C1C4=R1R4;

C2C3=R2R3; C3C4=R3R4;

!ama1=aco"##C1C2$2C1C3$2C2C3$2&'#2(C1C2(C1C3&&;

!ama2=aco"##C1C3$2C1C4$2C3C4$2&'#2(C1C3(C1C4&&;

!ama3=!ama1!ama2;

C2C4=")rt#C1C2$2C1C4$22(C1C2(C1C4(co"#!ama3&&

** zadatak2

C2C4 =

33.5+51

/rim&er 568610


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i=elo poetne temperatre -sm=eteno =e trent> tL- prostor >onstnatnetemperatre s, temperatrati=ela ;e se mi=en=ati prema

=ednaini:

Gd=e =e temperatra ti=ela trent> t a >Lconst. on?er$aos$=e?a$a=ceg picatemperatre 13-o8 sta$l=ena =e fri?ider ntrasn=etemperatre )o8. &?racnatitemperatr posli=e tri sata,>L-,0.

%,adatak 3

-"=3; -+=12+; k=+.45; t=3; %-" je kon"tantna tem/ereatura

-=round#-"#-+-"&(e0/#k(t&&

II ?adata>)

L 0*

/rim&er 5696

unction =dun#t&;

=2.'")rt#1#t(1.55&.$2&.("in#1.5(tatan#1.5(t&&

II dfn)F% L (-.--3/

1/

vjezba 1 osnove matlaba

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