2.4.1. CEL Functions, Constants and System Variables

2.4.1. CEL Functions, Constants and System Variables

2.4.1.1. CEL Standard Functions

The following is a list of standard functions that are available in Ansys TurboGrid.

Note: [ ] denotes a dimensionless quantity. [a] denotes any dimensions of first operand.

Result	Function	Operands
[ ]	sin	([radian])
[ ]	cos	([radian])
[ ]	tan	([radian])
[radian]	asin	([ ])
[radian]	acos	([ ])
[radian]	atan	([ ])
[radian]	atan2	([ ],[ ])
[ ]	exp	([ ])
[ ]	loge	([ ])
[ ]	log10	([ ])
[a]	abs	([a])
[a^0.5]	sqrt	([a])
[ ]	step	([ ])
[a]	min	([a],[a])
[a]	max	([a],[a])

2.4.1.2. CEL Constants

The following predefined constants can be used within CEL expressions.

Constant	Units	Description
e	<none>	Constant: 2.7182817
g	m s^-2	Acceleration due to gravity: 9.806
pi	<none>	Constant: 3.1415927
R	J mol^-1 K^-1	Universal Gas Constant: 8.31447