7/28/2019 BK C Bok

1/27

1.

2. :

-

( => )

-

( )-

( , , )

7/28/2019 BK C Bok

2/27

- (

): ~ a = 615 ,b = 1.53.5 m.

- ( => , , , ) ...

- ( , , ...).

- :

7/28/2019 BK C Bok

3/27

-

( ).

-

( ).

- ().

- .

7/28/2019 BK C Bok

4/27

, :

-

-

- .

:

7/28/2019 BK C Bok

5/27

,

!

7/28/2019 BK C Bok

6/27

;

!

7/28/2019 BK C Bok

7/27

( gunwale) !

7/28/2019 BK C Bok

8/27

, ;

.

.

7/28/2019 BK C Bok

9/27

(

).

7/28/2019 BK C Bok

10/27

~

, B T .

7/28/2019 BK C Bok

11/27

: (25 50) % L

( ).

: 300 - 900 mm (~ B/50 ).

() .

7/28/2019 BK C Bok

12/27

7/28/2019 BK C Bok

13/27

(

).

:

(tweendeck frames)

* .

(hold frames, main frames)

* .

*

7/28/2019 BK C Bok

14/27

:

- > 3 m (

).

(web frames, side transverses)

( ~ 3-,

4- ).

!!!

(

; ).

7/28/2019 BK C Bok

15/27

5

(LR: Z

50% ).

( )

5 (

Z).

4 ( Z).

7/28/2019 BK C Bok

16/27

7/28/2019 BK C Bok

17/27

(

).

7/28/2019 BK C Bok

18/27

7/28/2019 BK C Bok

19/27

, ():

d W0.1 l

t W0.01 d W + 5 mm

t ft W + 2 mm

b f= (10 -14) t f

, ():

d Wl/ 30

t W0.01 d W + 2 mm

t f > t W

b f < 15 t W

b f < 30 t W

7/28/2019 BK C Bok

20/27

7/28/2019 BK C Bok

21/27

7/28/2019 BK C Bok

22/27

LR:

l = f (Z)

a 0.8 lb 0.8 l

a + b 2 l

7/28/2019 BK C Bok

23/27

J ():

l 2h

l = h h = min { h1 + h2 }

s min { t1 + t2 }

s 2.5 % l

s 2 % l

l > 45 s =>

10 s bf 15 s

7/28/2019 BK C Bok

24/27

-

7/28/2019 BK C Bok

25/27

: (LR: L < 100 m , S < 3.8 m ). !!

, -

(~ L > 190 m)

(

) !!

7/28/2019 BK C Bok

26/27

7/28/2019 BK C Bok

27/27

,

slop wing

.