Table of Symbols

The symbols used in this document are summarized in the Table of Symbols along with their units. The symbols are listed in alphabetical order.

Symbol	Description	Units
$a$	Plate length (long dimension)	${\text{m}}$
$\mathit{AR}$	Aspect ratio	–
${\mathit{AR}_{\text{max}}}$	Maximum aspect ratio	–
$B$	Risk of failure	–
$b$	Plate width (short dimension)	${\text{m}}$
$\mathit{capacity}$	Capacity or load resistance	${\text{Pa}}$
${d_{\text{max}}}$	Maximum value for one of the dimensions of the glass plate	${\text{m}}$
${d_{\text{min}}}$	Minimum value for one of the dimensions of the glass plate	${\text{m}}$
$E$	Modulus of elasticity of glass	${\text{Pa}}$
$g$	Glass type	–
$\mathit{GTF}$	Glass type factor	–
$h$	Minimum thickness	${\text{m}}$
$\mathit{interpY}$	InterpY	–
$\mathit{interpZ}$	InterpZ	–
$\mathit{isSafeLoad}$	Load resistance safety requirement	–
$\mathit{isSafeLR}$	3 second load equivalent resistance safety requirement	–
$\mathit{isSafePb}$	Probability of glass breakage safety requirement	–
$\mathit{isSafeProb}$	Probability of failure safety requirement	–
$J$	Stress distribution factor (Function)	–
${J_{\text{max}}}$	Maximum value for the stress distribution factor	–
${J_{\text{min}}}$	Minimum value for the stress distribution factor	–
${J_{\text{tol}}}$	Tolerable stress distribution factor	–
$k$	Surface flaw parameter	$\frac{\text{m}^{12}}{\text{N}^{7}}$
$\mathit{LDF}$	Load duration factor	–
$\mathit{Load}$	Applied load (demand) or pressure	${\text{Pa}}$
$\mathit{LR}$	Load resistance	${\text{Pa}}$
$\mathit{LSF}$	Load share factor	–
$m$	Surface flaw parameter	$\frac{\text{m}^{12}}{\text{N}^{7}}$
$\mathit{NFL}$	Non-factored load	${\text{Pa}}$
${P_{\text{b}}}$	Probability of breakage	–
${P_{\text{b}\text{tol}}}$	Tolerable probability of breakage	–
${P_{\text{f}}}$	Probability of failure	–
${P_{\text{f}\text{tol}}}$	Tolerable probability of failure	–
$q$	Applied load (demand)	${\text{Pa}}$
$\hat{q}$	Dimensionless load	–
${\hat{q}_{\text{tol}}}$	Tolerable load	–
$\mathit{SD}$	Stand off distance	${\text{m}}$
${\mathit{SD}_{\text{max}}}$	Maximum stand off distance permissible for input	${\text{m}}$
${\mathit{SD}_{\text{min}}}$	Minimum stand off distance permissible for input	${\text{m}}$
${\mathit{SD}_{\text{x}}}$	Stand off distance ( $x$ -component)	${\text{m}}$
${\mathit{SD}_{\text{y}}}$	Stand off distance ( $y$ -component)	${\text{m}}$
${\mathit{SD}_{\text{z}}}$	Stand off distance ( $z$ -component)	${\text{m}}$
$t$	Nominal thickness t is in ${2.5,2.7,3.0,4.0,5.0,6.0,8.0,10.0,12.0,16.0,19.0,22.0}$	${\text{mm}}$
${t_{\text{d}}}$	Duration of load	${\text{s}}$
$\mathit{TNT}$	TNT equivalent factor	–
$w$	Charge weight	${\text{kg}}$
${w_{\text{max}}}$	Maximum permissible input charge weight	${\text{kg}}$
${w_{\text{min}}}$	Minimum permissible input charge weight	${\text{kg}}$
${w_{\mathit{TNT}}}$	Equivalent TNT charge mass	${\text{kg}}$

Table of Symbols

Software Requirements Specification for GlassBR

Table of Symbols