1© 2015 The MathWorks, Inc.

Simscape:

Reach for the Run Button

Steve Miller

Technical Marketing, Simscape Products

http://www.mathworks.com/physical-modeling/

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fun inefficient

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$

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Simscape

MATLAB &

Simulink

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system is

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Power In Power Out

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conditions are

too difficult

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only get

one chance

14Courtesy NASA/JPL-Caltech

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too

big

too

difficult

one

chance

ABB Optimizes Ship

Energy Flows

DCNS Simulates

Handling System

Lockheed Martin

Develops MRO

Courtesy NASA/JPL-Caltech

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Makes modeling easy

Why use Simscape?

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Simscape handles

equations automatically

Simulink Simscape𝐹𝑆𝑝𝑟𝑖𝑛𝑔 = 𝑘𝑆𝑝𝑟𝑖𝑛𝑔*(𝑧𝐶𝑎𝑟)

𝐹𝑆ℎ𝑜𝑐𝑘 = 𝑏𝑆ℎ𝑜𝑐𝑘*(𝑑𝑧𝐶𝑎𝑟

𝑑𝑡)

𝑑2𝑧𝐶𝑎𝑟𝑑𝑡2

=−𝐹𝑆𝑝𝑟𝑖𝑛𝑔 − 𝐹𝑆ℎ𝑜𝑐𝑘

𝑚𝐶𝑎𝑟

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𝐹𝑆𝑝𝑟𝑖𝑛𝑔 = 𝑘𝑆𝑝𝑟𝑖𝑛𝑔*(𝑧𝐶𝑎𝑟 − 𝑧Wℎ𝑙)

𝐹𝑆ℎ𝑜𝑐𝑘 = 𝑏𝑆ℎ𝑜𝑐𝑘*(𝑑𝑧𝐶𝑎𝑟

𝑑𝑡−

𝑑𝑧𝑊ℎ𝑙

𝑑𝑡)

𝑑2𝑧𝐶𝑎𝑟𝑑𝑡2

=−𝐹𝑆𝑝𝑟𝑖𝑛𝑔 − 𝐹𝑆ℎ𝑜𝑐𝑘

𝑚𝐶𝑎𝑟

𝐹𝑇𝑖𝑟𝑒 = 𝑘𝑇𝑖𝑟𝑒*(𝑧𝑊ℎ𝑙) + 𝑏𝑇𝑖𝑟𝑒*(𝑑𝑧𝐶𝑎𝑟

𝑑𝑡)

𝑑2𝑧𝑊ℎ𝑙

𝑑𝑡2=𝐹𝑆𝑝𝑟𝑖𝑛𝑔 + 𝐹𝑆ℎ𝑜𝑐𝑘 − 𝐹𝑇𝑖𝑟𝑒

𝑚𝐶𝑎𝑟

Simscape handles

equations automatically

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3D mechanics

hybrid powertrain

power steering

air conditioning

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mechanical

hydraulic

electricalless clicking

more simulating

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ParallelSeriesPower SplitElectric

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SimscapeMATLAB &

Simulink

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Engine Control

Brake Control

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any design

best design

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to find the

best design

optimize

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Market Demand:

Reduce energy

consumption in

integrated systems

Simscape Focus:

Domain integration

Algorithm design

Optimization

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Why model the

physical system?

Too big, too difficult,

one chance, …

Why Simscape?

Makes modeling easy

Develop controller

Find best design

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