Projektni zadatak - Osnove tehnike grejanja

7/25/2019 Projektni zadatak - Osnove tehnike grejanja

1/37

MAINSKI FAKULTET U BEOGRADU

Predmet:OSNOVE TEHNIKE GREJANJA

Veba br : !

L"#t br$% :

Br "&de'#a Ime " Pre("me Dat)m O*e&a Pre+,eda$G R U P A -

!

1

1. Defnisanje osnovnih podataka za proraun gubitakatoplote

1.1 Koefcijenti prolaza toplote za spoljne zidove.a *e$ +ra/e0"'" $b%e'at )#0a%am$ "#t" #1$,%&" ("d 2"#te #tr)'t)re "#,$%e0e "#t"3 deb,%"&a4

Str)'t)ra #1$,%&$+ ("da 2.S!4:

[ ]m [ ]/W mK Kre5&" ma,ter 6 67 6 8!P)&a $1e'a 6 79 6 -

Tem$"($,a("%a 2m"&era,&a0)&a4 6 6; 6 6

=eme&t&" ma,ter 6 67 ! *"%e&t" 1r$0$/e&%a t$1,$te #) )(et" "( tabe,e 9 II2?Pr$%e't$0a&%e 1$#tr$%e&%a (a *e&tra,&$ +re%a&%e? B T$d$r$0"@4

U#0$%e&a #ta&dard&a deb,%"&a "($,a*"%e "(&$#" "( ; *m Prema tabe," 9 I 2?Pr$%e't$0a&%e 1$#tr$%e&%a (a *e&tra,&$ +re%a&%e?B T$d$r$0"@ 4 '$e>*"%e&t" 1re,a(a t$1,$te "(&$#e:

- )&)traC&%" '$e>*"%e&t 1re,a(a t$1,$te 8=u m7K- #1$,%&" '$e>*"%e&t 1re,a(a t$1,$te 25 s = m7K

K$e>*"%e&t 1r$,a(a t$1,$te (a .S! (a deb,%"&e #,$%e0a 1r"'a(a&"3tabe,ar&$ " )#0$%e&) deb,%"&) "($,a*"%e "(&$#":

791.0

25

1

81,0

02,0

76,0

25,0

041,0

03,0

4,1

02,0

8

11

111

1

=+++++

=++

=

=

n

i si

i

u

k

m7K

Na $#&$0) #ta&darda JUS U J9 66 &a%0e@" d$(0$,%e&" '$e>*"%e&1r$,a(a t$1,$te 90,0max =k m7K $da',e 1r$"(",a(" da %e "(ra5)&at"'$e>*"%e&t 1r$,a(a t$1,$te ) #',ad) #a &a0ede&"m #ta&dard$m


2/37



Veba br : !

L"#t br$% :


7

2

1.2 Koefcijenti prolaza za unutranje zidove, podove itavanice

Str)'t)ra )&)traC&%e+ ("da ! 2.U!4:[ ]m [ ]/W mK

Kre5&" ma,ter 6 67 ! *"%e&t 1r$,a(a %e 4.1=k m7K 2tabe,a9 VI ?Pr$%e't$0a&%e 1$#tr$%e&%a (a *e&tra,&$ +re%a&%e? B T$d$r$0"@

.a t$1a$ 1$d 21ar'et4 '$e>*"%e&t 1r$,a(a "(&$#":

22.1=k m7K (a #,)5a% 'ada %e t$1,$t&" )'# )#mere& $d$(+$

&a&"e


3/37



Veba br : !

L"#t br$% :


;

3

34.1=k m7K (a #,)5a% 'ada %e t$1,$t&" )'# )#mere& $d$(d$&a0"Ce

.a 3,ada& 1$d 21,$5"*e4 '$e>*"%e&t 1r$,a(a "(&$#":4.1=k m7K (a #,)5a% 'ada %e t$1,$t&" )'# )#mere& $d$(+$

&a&"e5.1=k m7K (a #,)5a% 'ada %e t$1,$t&" )'# )#mere& $d$(d$

&a0"Ce

1.! Koefcijenti prolaza toplote za prozore i vrata

Pr$($r #1$,%&" ! 2PS!4:D"me&("%e: !!6 *"%e&t 1r$,a(a t$1,$te: 3.3=k m7K

Pr$($r #1$,%&" 7 2PS74:D"me&("%e: !86 !96 tr$'r",&" dr0e&" %ed&$#tr)' 1r$($r d0$#tr)'$(a#ta',%e&Pr$1)#t,%"0$#t 1r$*e1a: a 6 - m ; m3Pa7 ;D)"&a 1r$*e1a: , !! ! mK$e>*"%e&t 1r$,a(a t$1,$te: 3.3=k m7K

Pr$($r #1$,%&" ; 2PS;4:D"me&("%e: !;6 *"%e&t 1r$,a(a t$1,$te: 3.3=k m7K

Pr$($r #1$,%&" < 2PS


4/37



Veba br : !

L"#t br$% :


*"%e&t 1r$,a(a t$1,$te: 3.3=k m7K

Pr$($r #1$,%&" 2PS 4:D"me&("%e: 766 7!9 tr$'r",&" dr0e&" %ed&$#tr)' 1r$($r d0$#tr)'$(a#ta',%e&Pr$1)#t,%"0$#t 1r$*e1a: a 6 - m ; m3Pa7 ;D)"&a 1r$*e1a: , !< -9 mK$e>*"%e&t 1r$,a(a t$1,$te: 3.3=k m7K

Vrata #1$,%&a ! 2VS!4:D"me&("%e: ! 6 776 d0$'r",&a 5e,"5&a 0rataPr$1)#t,%"0$#t 1r$*e1a: a 6 ; m ; m3Pa7 ;D)"&a 1r$*e1a: , 8 mK$e>*"%e&t 1r$,a(a t$1,$te: 8.5=k m7K

Vrata ba,'$'a ! 2VB!4:D"me&("%e: -9 7*"%e&t 1r$,a(a t$1,$te: 7.4=k m7K

Vrata )&)traC&%a ! 2VU!4:D"me&("%e: 86 7!6Pr$1)#t,%"0$#t 1r$*e1a: a 8 - m ; m3Pa7 ;D)"&a 1r$*e1a: , 9 8 mK$e>*"%e&t 1r$,a(a t$1,$te: 3.2=k m7K

Vrata )&)traC&%a 7 2VU74:D"me&("%e: !66 7!6Pr$1)#t,%"0$#t 1r$*e1a: a 8 - m ; m3Pa7 ;D)"&a 1r$*e1a: , 7 mK$e>*"%e&t 1r$,a(a t$1,$te: 3.2=k m7K

Vrata )&)traC&%a ; 2VU;4:D"me&("%e: 9 766Pr$1)#t,%"0$#t 1r$*e1a: a 8 - m ; m3Pa7 ;


5/37



Veba br : !

L"#t br$% :


9

5

D)"&a 1r$*e1a: , 9 ; mK$e>*"%e&t 1r$,a(a t$1,$te: 3.2=k m7K

Vrata )&)traC&%a < 2VU*"%e&t 1r$,a(a t$1,$te: 3.2=k m7K

Vrata )&)traC&%a 9 2VU94:D"me&("%e: ! 6 7!6Pr$1)#t,%"0$#t 1r$*e1a: a 8 - m ; m3Pa7 ;D)"&a 1r$*e1a: , - < mK$e>*"%e&t 1r$,a(a t$1,$te: 3.2=k m7K

Vred&$#t" '$e>*"%e&ta 1r$,a(a t$1,$te ' " 1r$1)#t,%"0$#t" 1r$*e1a a (a1r$($re " 0rata )(et" #) "( tabe,a 9 V " 9 VI 2 ?Pr$%e't$0a&%e1$#tr$%e&%a (a *e&tra,&$ +re%a&%e? B T$d$r$0"@4

1." rsta #aterijala krova i koefcijent prolaza toplote zakrov

U#0a%am$ mater"%a, 'r$0a: Arm"ra&$ bet$'" 'r$0 #a "($,a*"%$m $d;9 mm " #a '$e>*"%e&t$m 1r$,a(a t$1,$te 1.2k = m7K U(et$ "( tabe,e 9 IV 2?Pr$%e't$0a&%e 1$#tr$%e&%a (a *e&tra,&$+re%a&%e? B T$d$r$0"@4

1.$ %nutranje projektne te#perature tavana, negrejanihprostorija

i kotlarnice u podru#u

.a ta0a&: t ) =

.a '$t,ar&"*): t ) !- =

.a 1$dr)m#') 1r$#t$r"%) P! )#0a%a #e tem1erat)ra t ) ; = d$' #e(a $#ta,e 1$dr)m#'e 1r$#t$r"%e )#0a%a t ) ; =

Tabe,a 9 I 2?Pr$%e't$0a&%e 1$#tr$%e&%a (a *e&tra,&$ +re%a&%e? B T$d$r$0"@4


6/37



Veba br : !

L"#t br$% :


6

Tem1erat)re (a $#ta,e 1r$#t$r"%e )#0$%e&e #) 1rema 1re1$r)'ama "(tabe,e9 VIII 2?Pr$%e't$0a&%e 1$#tr$%e&%a (a *e&tra,&$ +re%a&%e? B T$d$r$0"

1.& 'e#peratura tla i spoljna projektna te#peratura

.a #1$,%aC&%e t,e t ; = tabe,a 9 I 2?Pr$%e't$0a&%e 1$#tr$%e&%a (a*e&tra,&$ +re%a&%e? B T$d$r$0"@4

S1$,%&a 1r$%e't&a tem1erat)ra (a Kra+)%e0a* : t #1 !8 =1.( Karakteristika zgrade i vre#e rada postrojenja

N$rma,a& 1rede$ $t0$re& 1$,$a% 1$%ed"&a5&e (+radeH ; 6 3Pa 7 ; m; K

Tabe,a 9 I 2?Pr$%e't$0a&%e 1$#tr$%e&%a (a *e&tra,&$ +re%a&%e? B T$d$r$0"@4

Pre'"d ) +re%a&%) $d d$ !7 5a#$0a d&e0&$


7/37



Veba br : !

L"#t br$% :


-

7


8/37



Veba br : !

L"#t br$% :


8

8


9/37



Veba br : !

L"#t br$% :


9


10/37



Veba br : !

L"#t br$% :


!6

10


11/37



Veba br : !

L"#t br$% :


!!

11


12/37



Veba br : !

L"#t br$% :


!7

12


13/37



Veba br : !

L"#t br$% :


!;

13


14/37



Veba br : !

L"#t br$% :


!*"%e& $+ra&"5e&%a e ete b 6 9! 6 9

(a #tambe&) (+rad) #a +re%a&%em #0"3 1r$#t$r"%a et 6 9 '$e>*"%e&t e'#1,$ata*"$&$+ $+ra&"*e&%a (a #ta,&$ +re%a& $b%e'at

e b !

(a 0etr$0"t 1rede$ " $t0$re& 1$,$(a% 6 br$% #te1e& da&a (a Kra+)%e0a* SD 7976

1$treb&a '$,"*"&a t$1,$te 9!- 8 Q d$&%a t$1,$t&a m$@ +$r"0a (a mr'" )+a,% Hd !-666 'J '+

710950960780 === r CK

#te1e& '$r"#&$#t" '$t,a (a mr'" )+a,% K 6 -8

#te1e& '$r"#&$#t" *e0&e mre(e (a +$r&%" ra(0$d = 6 (a a)t$mat#') re+),a*"%) be( 1$de,e ($&a r 6 9

t) ! $= t# !8 $= #1$,%&a 1r$%e't&a (a Kra+)%e0a*

( )( ) 9214956

710170001819

517682620609506324=

=B '+ +$d


37/37



Veba br : !

L"#t br$% :;-

37

Documents

Projektni zadatak - Osnove tehnike grejanja