| Simscape™ | ![]() |
Physical Signals/Nonlinear Operators
The PS Abs block returns the absolute value of the input physical signal:
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where
| u | Physical signal at the input port |
| y | Physical signal at the output port |
Both the input and the output are physical signals.

The PS Abs block has no parameters.
The block has one physical signal input port and one physical signal output port.
![]() | Piston Chamber | PS Add | ![]() |
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