Documentation

This is machine translation

Translated by Microsoft
Mouseover text to see original. Click the button below to return to the English verison of the page.

Note: This page has been translated by MathWorks. Please click here
To view all translated materals including this page, select Japan from the country navigator on the bottom of this page.

Mach Number

Compute Mach number using velocity and speed of sound

Library

Flight Parameters

Description

The Mach Number block computes Mach number.

Mach number is defined as

Mach=VVa

where α is speed of sound and V is velocity vector.

Inputs and Outputs

InputDimension TypeDescription

First

m-by-3

Contains the velocity vector.

Second

1-by-1

Contains the speed of sound.

OutputDimension TypeDescription

First

m-by-1

Contains the Mach number.

Examples

See Airframe in the aeroblk_HL20 model for an example of this block.

Introduced before R2006a

Was this topic helpful?