Processing math: 100%

Data Definitions

This section collects and defines all the data needed to build the instance models.

RefnameDD:minThick
LabelMinimum thickness
Symbolh
Unitsm
Equationh=11000{2.16,t=2.52.59,t=2.72.92,t=3.03.78,t=4.04.57,t=5.05.56,t=6.07.42,t=8.09.02,t=10.011.91,t=12.015.09,t=16.018.26,t=19.021.44,t=22.0
Description
  • h is the minimum thickness (m)
  • t is the nominal thickness t is in 2.5,2.7,3.0,4.0,5.0,6.0,8.0,10.0,12.0,16.0,19.0,22.0 (mm)
Notes
  • t is a function that maps from the nominal thickness (h) to the minimum thickness.
Sourceastm2009
RefByIM:sdfTol, IM:riskFun, IM:nFL, and IM:dimlessLoad
RefnameDD:loadDurFactor
LabelLoad duration factor
SymbolLDF
UnitsUnitless
EquationLDF=(td60)m16
Description
  • LDF is the load duration factor (Unitless)
  • td is the duration of load (s)
  • m is the surface flaw parameter (m12N7)
Notes
Sourceastm2009
RefByIM:sdfTol and IM:riskFun
RefnameDD:gTF
LabelGlass type factor
SymbolGTF
UnitsUnitless
EquationGTF={1,g=AN’‘4,g=FT’‘2,g=HS’’
Description
  • GTF is the glass type factor (Unitless)
  • g is the glass type (Unitless)
Notes
  • AN is annealed glass.
  • FT is fully tempered glass.
  • HS is heat strengthened glass.
Sourceastm2009
RefByIM:calofCapacity and IM:dimlessLoad
RefnameDD:standOffDist
LabelStand off distance
SymbolSD
Unitsm
EquationSD=SDx2+SDy2+SDz2
Description
  • SD is the stand off distance (m)
  • SDx is the stand off distance (x-component) (m)
  • SDy is the stand off distance (y-component) (m)
  • SDz is the stand off distance (z-component) (m)
Sourceastm2009
RefByDD:calofDemand
RefnameDD:aspectRatio
LabelAspect ratio
SymbolAR
UnitsUnitless
EquationAR=ab
Description
  • AR is the aspect ratio (Unitless)
  • a is the plate length (long dimension) (m)
  • b is the plate width (short dimension) (m)
Notes
  • a and b are the dimensions of the plate, where (ab).
Sourceastm2009
RefByIM:tolLoad and IM:stressDistFac
RefnameDD:eqTNTW
LabelEquivalent TNT charge mass
SymbolwTNT
Unitskg
EquationwTNT=wTNT
Description
  • wTNT is the equivalent TNT charge mass (kg)
  • w is the charge weight (kg)
  • TNT is the TNT equivalent factor (Unitless)
Sourceastm2009
RefByDD:calofDemand
RefnameDD:calofDemand
LabelApplied load (demand)
Symbolq
UnitsPa
Equationq=interpY(TSD.txt’’,SD,wTNT)
Description
  • q is the applied load (demand) (Pa)
  • interpY is the interpY (Unitless)
  • SD is the stand off distance (m)
  • wTNT is the equivalent TNT charge mass (kg)
Notes
  • q, or applied load (demand), is the 3 second duration equivalent pressure obtained from Fig:demandVSsod by interpolation using stand off distance (SD) and wTNT as parameters. wTNT is defined in DD:eqTNTW. SD is the stand off distance as defined in DD:standOffDist.
Sourceastm2009
RefByIM:isSafeLR and IM:dimlessLoad