Vuca i Sinski Saobracajni Sistemi-primer-Ana Maria-1

7/16/2019 Vuca i Sinski Saobracajni Sistemi-primer-Ana Maria-1

1/16

1. , , Rmin (m)

1.1.

,

.

( ) 1000 m.

.

:

[]l

)0H1H(1000ki

=

H1 H0

l

6. 7. 52

:

6. 52 ( )

.

-

daN/t

5 5 5

I I 5

I I 3

5 5 5

6. 7.

52

: iu = 5 5 daN/t.

6. 7.

52

: ip = 5

1.2. Rmin (m)

4.1.

Rmin (m) :

1


2/16

Rmin (m)

. 700

2500 3000

300

1600

. 1600

600

.

2000

Rmin = 300 m - .

1.3. im [daN/t]

,

, .

1.1. 6. 52

; ; - .

: im= 5 [daN/t]

2. ( )

.

.

:

( ) .

:

W () ;

Wd

Wpov .

2.1. () W

:

2


3/16

;

.

1435 [mm]

2.1.1. W

:

[ ]daN0343355,007848,0102 2vvWOL ++=

[ ]daN191,76500343355,05007848,0102 2 =++=OL

W

)daN(lmolwolW = :

[ ]tdaNwol

/60,1120

76,191

m

W

l

ol ===

:

Wol [daN/t]

ml 461. 52

10. (

, ), I 1 (

) : ml= 120 tv [km/h]

2.1.2. Wok

:

)(daNQwW OKOK =

:

w ( ) [ ]daN/t

2

10

v

007,0k38v

80

2,2okw

+++=

( ) [ ]daN/t2,2710

50007,0032,0

3850

802,2

2

=

++

+=

okw

k ( ) , 8.

9. 52, k= 0.032.

v [m/h]

Q praztov QQQ +=

52 11., III (

)

3


4/16

tovqtovntovQ =

tovq

tovn

20 x as + 5 x :

Q = q = (22,0 + 58,5) 20+ (11,5 + 29,0) 5= 1812,5 t

prazprazprazqnQ =

prazq

prazn .

.

2.1.3.

Q = Qtov + Qpraz= 1812,5 + 0 = 1812,5 t

v[km/h]

10 20 30 40 50

wol[daN/t]

0,89 0,98 1,13 1,33 1,60

Wol[daN]

106,22 117,30 135,26 160,08 191,76

wok

[daN/t]0,57 0,98 1,37 1,80 2,27

Wok[daN]

1037,35 1770,25 2491,33 3259,53 4106,96

Q[t] 1812,5

ml[t] 120

Wo[daN]

1143,57 1887,55 2626,59 3419,60 4298,72

Q = 1812.5 [t]. :

[ ]daNokWolWWO +=

[ ]daN3,489157,461573,275oW =+=

2.2.

,

:

Wi

Wr

Wt

, .

4


5/16

2.2.1. Wi

:

giQmW uli += )(

: ml- 461, ml = 120 t 2.1.1.

Q , Q = 1812,5 t a 2.1.2.

iu , 1.1.

iu = 5 (1 = 1 daN/t) iu = 5 [daN/t ]

g ,g= 9,81 m/s2

Wi= (ml+ Q ) iu g= (120 + 1812,5) 5 9,81 = 97789,13 N = 9778,91 [daN ]

.

5

9779 [daN].

2.2.2. WR

:

[ ]daN/t55

650

=R

wR

R , 1.2,R = 300 m

65,255300

650=

=Rw [daN / t ]

:

WR = (ml + Q) wR = (120 + 1812,5 ) 2,65 = 5137,06 [daN]

2.2.3.

() . :

( )daNv

k

LW t

t

2

1015

=

2.2.4.

:

Wp = Wi + WR + Wt= 9779 + 5137,06 + 0= 14916,06 [daN]

5


6/16

:

Wm = im ( ml+ Q ) = 5 ( 120 + 1812,5) =9662,5 [daN]

im , im = 5 daN/t 1.3.

,

, .

.

, , .

3.

. ,

.

,

. .

F o Fa (

).

:

[ ]Nglm310aF a

=

ml 461, ml= 120 t 2.1.1.

g , g= 9,81 m/s2

() :

:

v3413

9509,0

a ++=

:

R10,1500

R55,1250

aar ++

=

:

6


7/16

2

1000

ui1aai

=

3.1.

v [km/h] 0 10 20 30 40 50

a 0,32 0,30 0,29 0,28 0,27 0,26

Fa[kN] 376,73 358,39 342,38 328,28 315,77 304,59

ar 0,28 0,26 0,25 0,24 0,23 0,22

Far [kN] 324,53 308,74 294,94 282,80 272,02 262,39

ai 0,32 0,30 0,29 0,28 0,27 0,26

Fai[kN] 376,71 358,37 342,36 328,26 315,75 304,57

ml [t] 120

4.

Fo ,

, (Fo

).

Fo

:

4.1. Fo Fa ( )

Fo W

lolmokmomlo mwiQwiWimQWF +++=++= )()()(

4.2. Pi

461 52,

10. I 1 Pi = 5100kW.

4.3. Po

Po :

Po = 0.8 Pi = 0.8 5100 = 4080 [kW]

4.4. Fo

Fo :

[ ]kNv

P

F

o

o 76,29350

4080

6,36,3===

Po = 4080 [kW], , 4.3.

7


8/16

3,6 .

v = 50 [km/h], .

4.5. Fo Fa

Fa = 304,59 [kN], , 3.1.

Fo = 293,76 [kN], 50

km/h, 4.4.

Fo Fa

( Fa

Fo) .

4.6. W

:

W = (Q + ml) im + Wo = (1812,5 + 120) 5 + 4298,72 = 13961,22 [daN] = 139,61 [kN]

ml 461, ml=120 t 2.1.1.

Q , Q = 1812,5 t 2.1.2.

im , im = 5 daN/t 1.3.

Wo = 4298,72 [daN], , 2.1.3.

4.7. Fo > W

W= 13961,22 [daN] = 139,61 [kN], , 4.6.

Fo = 293,76 [kN], 50

km/h, 4.4.

Fo >W

(

) . 461 .

4.8. R Z

Z

, :

Z = Fva = Fo max,

:

8


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Fo W > 0.

5.

:

[ ]kWvFo

oP4080

6,3

5076,293

6,3=

=

=

v = 70 [km/h], .

Fo = 293,76 [kN], 50

km/h, 4.4.

6.

6.1. Fvk

Fvk :

Fvk= Fo - Wol= 293,76 1,91 = 291,85 kN

Wol , Wol = 191,76 [daN] = 1,91 [kN],

2.1.3.

Fo = 293,76 [kN], 50

km/h, 4.4.

6.2. Z

Z :

Z = Fo W [kN]

50 km/h, Q= 1812 t,

10.

W = Q im + Wo = 1812,5 5 + 4298,72 = 13361,22 daN = 133,61 kN

.

Fo = 293,76 [kN], 50

km/h, 4.4.

Z = Fo - W= 293,76 133,22 = 160,54 [kN]

7.

9


10/16

:

Ameh = Fo l 10 = 293,76 98,500 10 = 28935360 Nm = 289353,60 daNm

l= 98,5km, l , 4.1

Fo = 293,76 [kN], 50

km/h, 4.4.

8.

:

( ) ( )[ ]2/54,05

05,289759

54,160

1102sm

Qml

WFoa ==

++

=

, = 0.47.

Fo = 293,76 [kN], 50

km/h, 4.4.

W= 133,22 [kN], .

ml 461, ml= 120 (t) 2.1.1.

Q Q = 1812,5 (t)

2.1.2.

9.

. :

( ) ( ) [ ] [ ]kNm81,2852280Nm93,2852280816,3

10

2

704,102647,01

6,3

10

2

vQ1 2

32

2

32

maxEk ==+=+=

- , = 0.47.

Q 1812,4 (t), 2.1.2.

v , v = 50 [km/h].

:

Fk= Q ip - Wo = 1812,5 5 4298,72 = 4763,78 [daN] = 47,63 [kN]

ip , ip = 5 = 5[daN], 1.1.

10


11/16

Wo 50 km/h, Wo = 4763,78 [daN],

2.1.3.

Q 1812,5 t,. 2.1.2.

9.1. Bk

Bk :

Bk = ik Q = 10kpkgQ= 10 0,109 72 0,7 9,81 1812,5 = 9767796,41 [N] = 976,77 [kN]

, = 0,109.

pk , = 72%

, = 0,7

Q 1812,5 t,. 2.1.2.

10.

, .

:

( ) ( )tmiokw

lmmiolwoFmaxQ

+

+=

Fo = 293,76 [kN], 50

km/h, 4.4.

ml 461, ml= 120 2.1.1.

im , im= 5 daN/t 1.3.

wol = 1,60 [daN/t], 461

v = 50 km/h.wok= 2,27 [daN/t], v = 50 km/h.

( ) ( )t

iw

miwFQ

mok

lmolo 41,102637,18

2,18855

1537,3

120152,29-209,3

max==

+

+=

+

+=

7 52

461 () 1900 [t] 100 [km/h].

7 52

im = 5 [daN/t] ; . ; , (50 km/h), 2990 [t].

11


12/16

7 52 461

im= 5 [daN/t], ,

.

461 850 [kN]

. 3000[t].

12


13/16

11.

Fo = f (V)

(Fo)

0

100

200

300

400

500

0 10 20 30 40 50 60 70 80

v (km/h)

Fo(kN)

[ ]kNv

Po6.3Fo =

V [km/h] 0 10 20 30 40 50 60 70

Fo [kN] 418,04 209,02 139,35 104,51 83,61 69,67 59,72

Fa = f (V)

(Fa)

0

100

200

300

400

0 10 20 30 40 50 60 70 80

v (km/h)

Fa(

kN)

[ ]kNgml10Fa a3 =

v [km/h] 0 10 20 30 40 50 60 70

Fa[kN] 376,73 358,39 342,38 328,28 315,77 304,59 294,54 285,46

Wol = f (V)

13


14/16

(Wol)

0

50

100

150

200

250

300

0 10 20 30 40 50 60 70 80

v (km/h)

Wol(daN)

[ ]daNv0343355.0v07848.0102Wol 2++=

V [km/h] 0 10 20 30 40 50 60 70

Wol [daN] 102 106.218

117.30

3

135.25

6

160.07

6

191.76

2

230.31

6

275.737

Wok = f (V)

(Wok)

0

500

1000

1500

2000

2500

3000

3500

0 10 20 30 40 50 60 70 80

v (km/h)

Wok(daN)

[ ]daNQwW OKOK = ( ) [ ]daN/t10

v007,0k

38v

802,2w

2

OK

+++

=

V [km/h] 10 20 30 40 50 60 70

Wok [daN] 413.721 745.668 1108.107 1523.907 1981.287 2555.784 3184.335

14


15/16

Wo = f (V)

(Wo)

0

1000

2000

3000

4000

0 10 20 30 40 50 60 70 80

v (km/h)

Wo(daN)

[ ]daNWolWokWo +=

V [km/h] 10 20 30 40 50 60 70

Wo [daN] 749,626

1281,51

4

1861,49

42527,56

3300,32

5

4192,75

55208,172

(Wol)

(Wok)

(Wo)

0

1000

2000

3000

4000

0 20 40 60 80

v (km/h)

Wol;Wok;Wo

(daN)

15


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1. 52

, 1991

2. 4.1 2011/2012

3. -

4. . " " 2012.

5. . " " 2012.

16

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Vuca i Sinski Saobracajni Sistemi-primer-Ana Maria-1