Piecewise constant function#

The Piecewise constant function block creates a piecewise permanent function based on an array of y(t) values (1):

(1)#\[\begin{split} y=y_{1,}\ если ~ t_i>t>t_{i+1} \\ y=y_{0,}\ если ~ t_i≤t_0 \end{split}\]

1. Properties#

Property	Default value	Description	Units of measurement
Vector of time arguments	0; 0.25; 0.5; 0.75	Time points	s
Vector of function values	1; 0; 2; 1	Values	-
Periodicity	On	-	-
Sampling type: Fundamental project frequency decimation; Sample time; Sampling frequency	Fundamental project frequency decimation	-	-
Decimation factor of project fundamental discretization frequency, available when selecting `Sampling type` - `Fundamental project frequency decimation`	1	-	-
Sample time, available when selecting `Sampling type` - `Sample time`	0.05	-	s
Sampling frequency, available when selecting `Sampling type` - `Sampling frequency`	20.0	-	Hz

Parameters	input/output	Description	Units of measurement	Port type
Output	Output	Signal	-	Automation

In order to see the connection capabilities of the block, you need to go to page Description of blocks ports

Important

Block supports C source code generation

Examples of using this block can be found in the following sections:

Tutorials

Library	Tutorial name
Electronics	Inductance in DC circuit; Short circuit in the power system
Heat exchange	Thermal conductivity in a flat wall
External models	Working with CSV files: exporting and importing simulation results
Automation	Modeling a DC motor using blocks from the “Automation” section

How-to guides

Section	Guide name
Control systems	Fuzzy logic control for valve of water supply to tank