blockSpeedSelect
Selects the lower specified speed ratio for multispeed model
Extends from Modelica.Blocks.Icons.Block (Basic graphical layout of input/output block).
Information
This blocks outputs the normalized speed of the compressor, whereas the highest stage is assigned a normalized speed of one, and all other stages are proportional to their actual speed.
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Integer | nSta | Number of standard compressor speeds | |
| Real[nSta] | speSet | Array of standard compressor speeds |
Connectors
| Type | Name | Default | Description |
|---|---|---|---|
| Modelica.Blocks.Interfaces.IntegerInput | stage | Stage of cooling coil (0: off, 1: first stage, 2: second stage...) | |
| Modelica.Blocks.Interfaces.RealOutput | speRat | Standard speed ratio |
Revisions
-
January 12, 2019, by Michael Wetter:
Added missingeach. -
June 26, 2018, by Michael Wetter:
Replacedalgorithmwithequation. -
September 5, 2012 by Michael Wetter:
Reimplemented model to use Integer input as a control signal. -
August 29, 2012 by Kaustubh Phalak:
First implementation.