Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
ASSIGNMENT 2: DESIGN OF GLAZING FACADES )* "esig "esign n +in! +in! ,ction ,ction )*) . . . . . .
-arameters:
/ocat /ocation ion:: arin arina a oul ouleva evar!1 r!1 Cullen Cullen ay1 ay1 "arwi "arwin n The buil buil!in !ing g is recta rectangul ngular ar in 2lan1 2lan1 %0m %0m on long long si!es si!es11 $0m on on short short si!es si!es an! (0m height from the groun! The The loc local al to2o to2ogra gra2hy 2hy is gene genera rall lly y 3at 3at The local local terrai terrain: n: Terrain errain Category Category ( on the south.we south.wester stern n an! south. eastern si!es an! Terrain Category $ 4or ) for serviceability5 on other si!es Shie Shiel! l!ing ing by by surro surroun un!in !ing g buil! buil!in ings gs is igno ignore re! ! The buil! buil!ing ing is air air con!iti con!itione one! ! having having non.o2e non.o2enin ning g win!ows win!ows an! an! therefo therefore re it may be ta6en as being e7ectively seale!
NE
50m 20m
NW
SE
30m SW
Site +in! S2ee! Vsit1
)*$
4Clause $*$ ,S9NS ))'0*$:$0))5
)*$*) )*$* ) ;e ;egion gional al +in! +in! S2ee! S2ee!:: V; o
o
o o
This buil!ing shoul! be treate! as Level 3 4ase! on the uil!ing Co!e of ,ustralia 4C,55* Thus1 ,nnual -robability -robability of e in Region C 4?igure (*) 4,5 +in! ;egions ,S9NS ))'0*$:$0))5 +e have1 4Table 4Table (*) ,S9NS ))'0*$:$0))5 ))'0*$:$ 0))5 ,nnual -robability of E
)
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&( o
?or
an!
4Clause (*@ ,S9NS
))'0*$:$0))5* Therefore1
an!
)*$*$ )*$* $ +in +in! ! "irectio "irection n ulti2lier ulti2lier:: ! o
,ccor!ing to Clause (*(*$ ,S9NS ))'0*$:$0))1 cla!!ing
for
)*$*( Terrain Aeight ulti2lier ulti2lier:: B1cat o
,ccor!ing to Table @*) ,S9NS ))'0*$:$0))1 we have:
)*$*@ )*$* @ Shi Shiel!i el!ing ng ulti2 ulti2lier lier:: s o
because of no shiel!ing for all !irections of this buil!ing
)*$*% To2ogra2 o2ogra2hic hic ulti2lier 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:
$
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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 $*@*) ,S9NS ))'0*$:$0))5
)*(*) ,ero!ynamic Sha2e ?actor: C g o
o
?or internal 2ressure: ))'0*$:$0))5
4Clause %*$4)5 ,S9NS
?or e
4Clause %*$4$5 ,S9NS
#nternal -ressure CoeDcient ))'0*$:$0))5
(
4Table %*)4,5 ,S9NS
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&( , buil!ing e7ectively seale! an! having non.o2ening win!ows* Thus1 •
or
Combination ?or internal 2ressure ?or e
•
E $%m
4Table %*$4,5 ,S9NS ))'0*$:$0))5 ?or /eewar! wall with !9b=$09%0=0*@ )
4Table %*$45 ,S9NS ))'0*$:$0))5 ?or /eewar! wall with !9b=%09$0=$*%
4Table %*$45 ,S9NS ))'0*$:$0))5 ?or si!e walls with )h=(0m %0m $h=&0m
4Table %*$4C5 ,S9NS ))'0*$:$0))5 •
,rea ;e!uction ?actor
4Table %*@ ,S9NS ))'0*$:$0))5
Tributary area of glaBing
•
* Thus1
/ocal -ressure ?actor 4Table %*& ,S9NS ))'0*$:$0))5 . -ositive -ressure: F ?or win!war! wall:
@
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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
%
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
)*(*@ E
)*(*% +in! 2ressure for ultimate state -u an! serviceability state - s +e have: esi!es1
Thus1
H
&
an!
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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:
'
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&( ,ccor!ing to ?igure @*)( ,S )$88.$00& about ma
monolithic &mm toughene! glass with
•
an!1 we have:
Chec6ing strength of the glass
Monolithic 6mm toughened glass used in the vision glazing is adequate for strength
$*)*$ Chec6ing serviceability of the 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 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
•
1
H Thus:
+e have Monolithic 6mm toughened glass used in the vision glazing is adequate for serviceability
8
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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
•
an!1 we have:
Chec6ing strength of the glass
8mm heat strengthened laminated glass used in the vision glazing is adequate for strength
$*$*$ Chec6ing serviceability of the glass •
The win! 2ressure is use! to chec6 the glass:
K
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
•
,ccor!ing to ?igure @*(% ,S )$88.$00& about curves for 9t allowable for !e3ection of glass limite! to s2an9&01 with we have:
•
•
The allowable slen!erness 9t of glass is given by:
,ccor!ing to Table @*) ,S )$88.$00& about minimum glass thic6ness1 with 8mm heat strengthene! laminate! glass1 we
have •
1
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 the vision 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
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
•
•
,ccor!ing to ?igure @*)( ,S )$88.$00& with have:
an!1 we
Chec6ing strength of the glass
6mm toughened glass used in the vision glazing is adequate for strength
(*)*$ Chec6ing serviceability of &mm toughene! glass •
•
•
•
The win! 2ressure is use! to chec6 the glass:
,ccor!ing to ?igure @*(% ,S )$88.$00& with
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
•
1 we have:
H Thus:
+e have 6mm toughened glass used in the vision glazing is not adequate for serviceability
))
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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 have:
an!1 we
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
The allowable slen!erness 9t of glass is given by:
,ccor!ing to Table @*) ,S )$88.$00& about minimum glass thic6ness1 with monolithic 8mm glass1 we have
•
1 we have:
+e have
)$
H Thus:
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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.$00& with have:
an!1 we
Chec6ing strength of the glass
8mm heat strengthened laminated glass used in the vision glazing is not adequate for strength
(*$*$ 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 have:
)(
an!1 we
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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 we have:
•
•
1
The allowable slen!erness 9t of glass is given by:
,ccor!ing to Table @*) ,S )$88.$00& about minimum glass thic6ness1 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 to satisfy both strength an! serviceability* •
)@
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
@* "esign mullions an! transoms @*)
"esign mullions
@*)*) -arameters •
• •
•
+in 2ressure on the glass "istance center between mullions ,ssuming mullions act as sim2le beams with full lateral restraints ,ssuming that the rectangular hollow section )%0<%0<@ ;AS @%0 is use! for mullions
@*)*$ "esign /oa!s
•
•
+in! loa!s:
"ea! loa! of glass 2anel ,ssuming that &mm 40*$ mm tolerance5 !ouble layer glass 2anels with !imensions (*K%m < )*@'%m
)%
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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 o
4a moment mo!ication factor5 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
)&
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&( 4Table (*).@4$5 Ine Steel5
4Clause %*$*)
,S @)00.)K885 with )K885
Thus1
@*)*@ Chec6ing tension in mullions
•
"esign a
)'
4Table$*) ,S @)00.
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
4Table '.@4$5 Ine Steel5 Thus1
@*)*% Chec6ing con!ition of 3ection for serviceability
•
a
•
?or serviceability
#n conclusion1 rectangular hollow section with !imension of )%0<%0<@ of mullions is satise! for &mm !ouble layer glass1 an! it will be also be strong enough to hol! 8 mm single layer glass 2anels*
)8
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
@*$
"esign Transoms
@*$*) "esign loa!s
• •
•
•
The ma
en!ing moment from win! loa!s
"ea! loa! of glass on the mullion ,ssuming that the calculation is use! for &mm 40*$ mm tolerance5 !ouble layer glass with !imension $*K%m < )*@'% m
?or !istribution of !ea! loa!:
)K
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
a
•
Self.weight of transom: ,ssuming that )%0<%0<@ ;AS @%0 is use! to !esign for transoms with mass 2er meter ?or ultimate limit state
a
@*$*$ Chec6ing !esign ben!ing moment about a.a
+here:
•
4Table (*@ ,S @)00.)K885
•
4Clause %*&*)*) ,S @)00.)K885
•
o o
4a moment mo!ication factor5 Slen!erness re!uction mo!ication factor
$0
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!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 )K885
$)
4Table$*) ,S @)00.
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
Thus1
@*$*( Chec6ing ben!ing moment
+here:
4Table 8.@4$5 Ine Steel5
+ith
Thus1
$$
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
@*$*@ Chec6ing con!ition of 3ection for serviceability
•
a
•
?or serviceability
#n conclusion1 rectangular hollow section with !imension of )%0<%0<@ of transoms is satise! for &mm !ouble layer glass1 an! it will be also be strong enough to hol! 8 mm single layer glass 2anels*
$(
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
%* rief ;e2ort %*)
+in! 2ressure for ultimate state Pu an! serviceability state Ps
%*$
6mm oug!ene" gl#ss 4!ouble layer glass5 an! $ mm !e# s%eng!ene" l#min#e" gl#ss 4!ouble layer glass5 use! in vision glaBing are a!eGuate for both strength an! serviceability
%*(
$mm oug!ene" gl#ss 4single layer glass5 an! &'mm !e# s%eng!ene" l#min#e" gl#ss 4single layer glass5 use! in vision glaBing are a!eGuate for both strength an! serviceability
%*@
"imension of both mullions an! transoms is &(')(')* R+S C*('
$@
Swinburne University of Technology Name: Quoc Tuan Nguyen CVE80008 uil!ing "esign Stu!ent #": $0%&'&(
%$
