BOA Report Final St Nr 1352407 & 4125525

8/16/2019 BOA Report Final St Nr 1352407 & 4125525

1/20

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2/20

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D7 8E')(F&. @=B=.& 777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777 6:

C7 5(/9-+2,(/ 77777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777777 6G

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3/20

#

!! !"#$%&'(#)%"

13 +9-? ,*@2,+ A* ?+4B-*B +9* /.24?+-.? ./@/.-+-*? 2C / D4-E+ C/F/B* /3B .9*.G*B -C +9-? C/F/B*

H**+? +9* ?+/3B/,B? /? ;-I*3 -3 +9* 524AD*?E4-+ JK4+.9 54-EB-3; K*.,**L 2C '&B5 -3?-B*

?243B E*I*E C2, /3 2CC-.* D4-EB-3;M /3B -3 ./?* -? 32+ H**+-3; +9* ,*N4-,*H*3+M A9/+ /3B 92A./3 A* -H@,2I* C,2H /3 /.24?+-./E @*,?@*.+-I* -3 2,B*, +2 /.9-*I* +9-? C-;4,*O

P4, ./?*0?+4BQ A/? 23* 2C +9* C/F/B*? 2C +9* 570:-+QM / D4-EB-3; A9-.9 -? D4,B*3*B DQ +9*

+,/CC-. 32-?* C,2H +9* ?4,,243B-3; ,2/B?O "??4H-3; +9/+ 24+?-B* ?243B E*I*E @,*??4,* -3 C,23+

2C +9* C/./B* -? =& B5J"LM +9* ?243B -3?4E/+-23 2C +9* C/F/B* 2C +9* ?H/EE H**+-3; ,22H -? +9*3

B*+*,H-3*BO R?-3; +9* .2H@4+*, @,2;,/H 5PO"M ./E.4E/+-23? /,* H/B* +2 *S/H-3* A9*+9*,

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B*+*,H-3*B /? 3*.*??/,Q C/.-E-+-*? +2 H**+ +9*?* ,*N4-,*H*3+?T


4/20

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5/20

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0 %S+*,3/E 32-?* E*I*E J!B*3L Z !@M;*I*E ] =& B5J"L

0

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6/20

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7/20

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8/20

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9/20

)

cair

343m

s:=

!air 1.2041kg

m3

":=

dcav

80mm!:=

! 60deg:=

cair !air " 413.006kg

m2s"

=

!glass 2600kg

m3

":=

! plywood 600kg

m3

:=

tglass 3mm:=

t plywood 18mm:=

m1 !glass tglass" 7.8kg

m2

=:= m2 ! plywood t plywood" 10.8kg

m2

=:=

m-,?+EQM A* 9/I* +2 ./E.4E/+* +9* H/??0?@,-3; ,*?23/3.* C,*N4*3.Q JC H?L /3B +9* +,/3?-+-23

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f ms

cair

2 !" cos #( )"( )

$air

dcav

1

m1

1

m2

+% ("

+ ." 199.034Hz"=:=

f T

cair

2 !" dcav" cos #( )"1364.754Hz"=:=

82M C2,Z

• C ] 6$( lV A9-.9 -? D*E2A C H?M +9* #k -?Z

f 125

125Hz:=

!1

2 "# f 125

# 785.398rad

s#=:=

R !125 20log"1 m1 m2+( )# cos !( )#

2 $air

# cair

#

% (# 18.932=:=

• C ] $(& lV A9-.9 -? D*+A**3 C H? /3B C UM +9* #k -?Z

f 250

250Hz:=

!2 2 "# f 250# 1570.796rad

s#=:=

R $250 20log!2 m1# cos $( )#

2 %air # cair #

& )# 20 log

!2 m2# cos $( )#

2 %air # cair #

& )#+ 20 log

2!2 dcav# cos $( )#

cair

& )#+ 28.913=:=


10/20

*+

• C ] (&& lV A9-.9 -? D*+A**3 C H? /3B C UM +9* #k -?Z

f 500

500Hz:=

!3 2 "# f 500# 3141.593

rad

s#=:=

R !500 20log"3 m1# cos !( )#

2 $air # cair #

% (# 20 log

"3 m2# cos !( )#

2 $air # cair #

% (#+ 20 log

2"3 dcav# cos !( )#

cair

% (#+ 46.975=:=

• C ] 6&&& lV A9-.9 -? D*+A**3 C H? /3B C UM +9* #k -?Z

f 1000

1000Hz:=

!4

2 "# f 1000

# 6283.185Hz#=:=

R !1000

20 log"4 m1# cos !( )#

2 $air # cair #

% (# 20 log

"4 m2# cos !( )#

2 $air # cair #

% (#+ 20 log

2"4 dcav# cos !( )#

cair

% (#+ 65.036=:=

• C ] $&&& lV A9-.9 -? /D2I* /3B C UM +9* #k -?Z

f 2000

2000Hz:=

!5

2 "# f 2000

# 12566.371rad

s#=:=

R !2000 20 log"5 m1# cos !( )#

2 $air

# cair

#

% (# 20log

"5 m2# cos !( )#

2 $air

# cair

#

% (#+ 6+ 79.758=:=

m,*N4*3.Q ilVj 6;D ;DI DII 6III ;III

# iB5j 6[OY


11/20

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12/20

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/BB I*3+? +2 +9* C/F/B*O

8*.23B -? +9* -3+*,3/E ?243B E*I*E @,*??4,*O X9/+ +9* -3+*,3/E ?243B E*I*E @,*??4,* A-EE D*B*@*3B? 23 +9* .23?+,4.+-23 2C +9* C/F/B*O %I*,Q @/,+ 2C +9* C/F/B* 9/? -+ 2A3 ?243B

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+9* 34HD*,? C,2H $&M' +-EE d&M'O U9* 9-;9*, +9* 34HD*, -? +9* D*++*, +9* ?243B -3?4E/+-23O

m,2H +9* +/DE* 2C +9* ,*@2,+ A* ./3 ?** +9/+ +9* @,2DE*H 2C D/B ?243B -3?4E/+-23 E-*? 23 +9*

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U9* ?*/H D*+A**3 +9* H2I/DE* A-3B2A /3B +9* C-S C,/H* 9/? 32 ?*/E/3+M A9-.9 E*/B +2 / E2A

?243B -3?4E/+-23 I/E4* 2C $&M'O 5*?-B*? +9* ?*/H +9* < HH ;E/?? -? /E?2 32+ / ;22B ?243B

-3?4E/+-23O U9* *H@+Q ./I-+Q A/EE A-+9 +9* /-, ./I-+Q /3B +9* 6[HH @EQA22B -? D*++*, -3 ?243B

-3?4E/+-23 +9/3 +9* ?-3;E*


13/20

*#

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C/F/B* /? ./E.4E/+*B A-+9 +9* 5PO" H*+92B -? ($O$ B5M A9-.9 -? C/, C,2H A9/+ A* 3**Bg

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U9* -H@,2I*H*3+ A/? B23* -3 +A2 ?+*@?Z

8/ *A& @,)2* 2*&'M A* 9/B +2 /??4,* +9* 3/+4,/E I*3+-E/+-23 +9,24;9 +9* C/F/B* 2C Y& BH


14/20

*$

m-3/EEQM A* .92?* +9* D*?+ I*3+-E/+-23 D2S -3 +9* ./+/E2;4*M A9-.9 -? n"E4?+/ U/4,4? l*,.4E*?

$&&o A-+9 pI $< /3B #0I/E4* 2C '$OY B5

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1EE4?+,/+-23 6$ \ B*+/-E 2C +9* I*3+-E/+-23 D2S


15/20

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1EE4?+,/+-23 6< \ #*@2,+ 5P" -H@,2I*B C/F/B* A-+9 I*3+?


16/20

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17/20

*'

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18/20

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19/20

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L1 23$ E:&%& 4= 23$ ;:7;57:2%41& 4= 23$ 46%F%1:7 =:I:+$# ;:1 E$ ;41;75+$+ 23:2 23$ &451+

%1&57:2%41 4= 23$ =:I:+$ %& %1&5==%;%$12 24 9$$2 23$ )$#-1 E$.,%.'7 )&-4&& 6$@5%6$9$12


20/20

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Date post:	05-Jul-2018
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BOA Report Final St Nr 1352407 & 4125525

Documents