building design assigment glass facade
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
ASSIGNMENT 2: DESIGN OF GLAZING
FACADES
)* "esign +in! ,ction)*) -arameters:
. /ocation: arina oulevar!1 Cullen ay1 "arwin
. The buil!ing is rectangular in 2lan1 %0m on long si!es1 $0m on short si!es
an! (0m height from the groun!. The local to2ogra2hy is generally 3at. The local terrain: Terrain Category ( on the south.western an! south.
eastern si!es an! Terrain Category $ 4or ) for serviceability5 on other si!es. Shiel!ing by surroun!ing buil!ings is ignore!. The buil!ing is air con!itione! having non.o2ening win!ows an! therefore
it may be ta6en as being e7ectively seale!
50m
20m
30m
SW
SE
NE
NW
)*$ Site +in! S2ee! Vsit1
4Clause $*$ ,S9NS ))'0*$:$0))5
)*$*) ;egional +in! S2ee!: V;o This buil!ing shoul! be treate! as Level 34ase! on the uil!ing
Co!e of ,ustralia 4C,55* Thus1 ,nnual -robability of e
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
o ?or an! 4Clause (*@ ,S9NS
))'0*$:$0))5* Therefore1 an!
)*$*$ +in! "irection ulti2lier: !
o ,ccor!ing to Clause (*(*$ ,S9NS ))'0*$:$0))1 for
cla!!ing
)*$*( Terrain Aeight ulti2lier: B1cato ,ccor!ing to Table @*) ,S9NS ))'0*$:$0))1 we have:
)*$*@ Shiel!ing ulti2lier: s
o because of no shiel!ing for all !irections of this buil!ing
)*$*% To2ogra2hic ulti2lier: t
o because the local to2ogra2hy is consi!ere! to be generally
3at ?rom the information above1 Site +in! S2ee! 4V sit15 is calculate! as
following:
$
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
#n summary1 the site win! s2ee! for each main !irection are calculate! as
following:
o North.East 4NE5:
o South.East 4SE5:
o South.+est 4S+5:
o North.+est 4N+5:
)*( "esign +in! -ressure: -
4Clause $*@*) ,S9NS ))'0*$:$0))5
)*(*) ,ero!ynamic Sha2e ?actor: Cg
o ?or internal 2ressure: 4Clause %*$4)5 ,S9NS
))'0*$:$0))5
o
?or e
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
, buil!ing e7ectively seale! an! having non.o2ening win!ows*
Thus1 or
Combination
?or internal 2ressure
?or e
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
1 but Tributary area of glaBing
*
Thus1
F ?or other areas
. Negative -ressure:
F ?or si!e walls1 uil!ing as2ect ratio
Thus1
-orous cla!!ing ;e!uction ?actor
because of an e7ectively seale! buil!ing
)*(*$ "ynamic ;es2onse ?actor: C!yn,ssuming that the structure of this buil!ing is with rst mo!e
fun!amental freGuency of )AB* Thus1
)*(*( #nternal +in! -ressure: 2i
%
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
)*(*@ E
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
$* I2tion ,1 chec6ing The glaBing is to consist of insulating glass units
The outer glass is to be the same thic6ness as the inner glass
Jlass !imension $K%0mm high < )@'%mm wi!e
$*) &mm toughene! glass use! in the vision glaBing
$*)*) Chec6 strength of the glass
,s2ect ratio:
The glaBing is a !ouble.layer insulating glass1 the loa!.sharing
factor is as follow:
4Clause(*@*$ ,S )$88.$00&5
The outer glass is to be the same thic6ness as the inner glass1
thus
The win! 2ressure is use! to chec6 the glass:
'
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
,ccor!ing to ?igure @*)( ,S )$88.$00& about ma
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
$*$ 8mm heat strengthene! laminate! glass use! in the vision
glaBing
$*$*) Chec6ing strength of the glass
,s2ect ratio:
The glaBing is a !ouble.layer insulating glass1 the loa!.sharing
factor is as follow:
4Clause(*@*$ ,S )$88.$00&5
The outer glass is to be the same thic6ness as the inner glass1
thus
The win! 2ressure is use! to chec6 the 8mm heat strengthene!
laminate! glass:
+ith 4Table (*) ,S )$88.$00&5
,ccor!ing to ?igure @*$K ,S )$88.$00& about ma
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
,ccor!ing to ?igure @*(% ,S )$88.$00& about curves for 9t
allowable for !e3ection of glass limite! to s2an9&01 with 1
we have:
The allowable slen!erness 9t of glass is given by:
,ccor!ing to Table @*) ,S )$88.$00& about minimum glassthic6ness1 with 8mm heat strengthene! laminate! glass1 we
have H Thus:
+e have
8mm heat strengthened laminated glass used in the
vision glazing is adequate for serviceability
(* I2tion 1 !etermining the reGuire thic6ness of thevision glass
Stan!ar! single layer glass is to be use!
Jlass !imension $K%0mm high < )@'%mm wi!e
(*) Toughene! glass to satisfy both strength an! serviceability&mm an! 8mm toughene! glass will be chec6e! against strength
an! serviceability
(*)*) Chec6ing strength of the &mm toughene! glass
,s2ect ratio:
The win! 2ressure is use! to chec6:
)0
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
,ccor!ing to ?igure @*)( ,S )$88.$00& with an!1 we
have:
Chec6ing strength of the glass
6mm toughened glass used in the vision glazing is
adequate for strength
(*)*$ Chec6ing serviceability of &mm toughene! glass
The win! 2ressure is use! to chec6 the glass:
,ccor!ing to ?igure @*(% ,S )$88.$00& with 1 we have:
The allowable slen!erness 9t of glass is given by:
,ccor!ing to Table @*) ,S )$88.$00& about minimum glass
thic6ness1 with monolithic &mm glass1 we have H Thus:
+e have
6mm toughened glass used in the vision glazing is not
adequate for serviceability
))
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
(*)*( Chec6ing strength of the 8mm toughene! glass
,s2ect ratio:
The win! 2ressure is use! to chec6 the glass:
,ccor!ing to ?igure @*)@ ,S )$88.$00& with an!1 we
have:
Chec6ing strength of the glass
8mm toughened glass used in the vision glazing is
adequate for strength
(*)*@ Chec6ing serviceability of the 8mm toughene! glass
The win! 2ressure is use! to chec6 the glass:
,ccor!ing to ?igure @*(% ,S )$88.$00& with 1 we have:
The allowable slen!erness 9t of glass is given by:
,ccor!ing to Table @*) ,S )$88.$00& about minimum glass
thic6ness1 with monolithic 8mm glass1 we have H Thus:
+e have
)$
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
8mm toughened glass used in the vision glazing is
adequate for serviceability
(*$ Aeat Strengthene! /aminate! Safety Jlass
8mm an! )0 mm heat strengthene! glass will be chec6e!against strength an! serviceability
(*$*) Chec6ing strength of 8mm heat strengthene! glass
,s2ect ratio:
The win! 2ressure is use! to chec6 the 8mm heat strengthene!
laminate! glass:
,ccor!ing to ?igure @*$K ,S )$88.$00& with an!1 we
have:
Chec6ing strength of the glass
8mm heat strengthened laminated glass used in the
vision glazing is not adequate for strength
(*$*$ Chec6ing strength of )0 mm heat strengthene! glass
,s2ect ratio:
The win! 2ressure is use! to chec6 the )0mm heat strengthene!
laminate! glass:
,ccor!ing to ?igure @*(0 ,S )$88.$00& with an!1 we
have:
)(
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
Chec6ing strength of the glass
10mm heat strengthened laminated glass used in the
vision glazing is adequate for strength
(*$*( Chec6ing serviceability of )0 mm heat strengthene! glass
The win! 2ressure is use! to chec6 the glass:
,ccor!ing to ?igure @*(% ,S )$88.$00& about curves for 9t
allowable for !e3ection of glass limite! to s2an9&01 with 1
we have:
The allowable slen!erness 9t of glass is given by:
,ccor!ing to Table @*) ,S )$88.$00& about minimum glassthic6ness1 with )0mm heat strengthene! laminate! glass1 we
have H Thus:
+e have
10mm heat strengthened laminated glass used in the
vision glazing is adequate for serviceability
#n conclusion1 8mm toughene! glass or )0 mm heat strengthene!
laminate! safety glass can be use! for the vision glass of this buil!ing tosatisfy both strength an! serviceability*
)@
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
@* "esign mullions an! transoms
@*) "esign mullions
@*)*) -arameters
+in 2ressure on the glass
"istance center between mullions
,ssuming mullions act as sim2le beams with full lateral
restraints
,ssuming that the rectangular hollow section )%0
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
@*)*( Chec6ing !esign ben!ing moment
,ccor!ing to Clause %*) ,S @)00.)KK81 a ben!ing moment of a
member as following:
+here:
4Table (*@ ,S @)00.)K885
4Clause %*&*)*) ,S @)00.)K885
o 4a moment mo!ication factor5
o Slen!erness re!uction mo!ication factor
4EGuation %*&*)*)4$5 ,S @)00.
)K885
4EGuation %*&*)*)4(55
+here
4Clause %*&*)*@ ,S @)00.)K885
4Clause %*&*( ,S@)00.)K885
)&
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
4Table (*).@4$5 Ine Steel5
4Clause %*$*)
,S @)00.)K885 with 4Table$*) ,S @)00.
)K885
Thus1
@*)*@ Chec6ing tension in mullions
"esign a
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
4Table '.@4$5 Ine Steel5
Thus1
@*)*% Chec6ing con!ition of 3ection for serviceability
a
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
@*$ "esign Transoms
@*$*) "esign loa!s
The ma
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
a
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
4EGuation %*&*)*)4$5 ,S @)00.
)K885
4EGuation %*&*)*)4(55
+here
4Clause %*&*)*@ ,S @)00.)K885
4Clause %*&*( ,S
@)00.)K885
4Table (*).@4$5 Ine Steel5
4Clause %*$*)
,S @)00.)K885 with 4Table$*) ,S @)00.
)K885
$)
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
Thus1
@*$*( Chec6ing ben!ing moment
+here:
4Table 8.@4$5 Ine Steel5
+ith
Thus1
$$
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7/25/2019 Building Design Assigment Glass Facade
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
@*$*@ Chec6ing con!ition of 3ection for serviceability
a
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
%* rief ;e2ort
%*) +in! 2ressure for ultimate state Pu an! serviceability state
Ps
%*$ 6mm oug!ene" gl#ss4!ouble layer glass5 an! $ mm
!e# s%eng!ene" l#min#e" gl#ss4!ouble layer
glass5 use! in vision glaBing are a!eGuate for both
strength an! serviceability
%*( $mm oug!ene" gl#ss4single layer glass5 an! &'mm
!e# s%eng!ene" l#min#e" gl#ss4single layer glass5
use! in vision glaBing are a!eGuate for both strength an!
serviceability
%*@ "imension of both mullions an! transoms is &(')(')*
R+S C*('
$@
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Swinburne University of TechnologyName: Quoc Tuan NguyenCVE80008 uil!ing "esignStu!ent #": $0%&'&(
$%
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