Mach Number

Compute Mach number using velocity and speed of sound

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Libraries:
Aerospace Blockset / Flight Parameters

Description

The Mach Number block computes the Mach number. The Mach number is defined as

$$Mach=\frac{\sqrt{V\cdot V}}{a},$$

where a is the speed of sound and V is the velocity vector.

Examples

Lightweight Airplane Design

Address the technical and process challenges of aircraft design using the design of a lightweight aircraft.

Open Model

Ports

Input

V — Velocity

3-element vector

Velocity vector, specified as an 3-element vector.

Data Types: double

a — Speed of sound

1-by-1 array

Speed of sound, specified as a 1-by-1 array.

Data Types: double

Output

Mach — Mach number

scalar

Mach number, returned as a scalar.

Data Types: double

Extended Capabilities

C/C++ Code Generation
Generate C and C++ code using Simulink® Coder™.

Version History

Introduced before R2006a