© 2012 Maplesoft, a division of Waterloo Maple Inc. , a CYBERNET group company

MapleSim Driveline Component Library

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

2

Who would use it?

The MapleSim Driveline Component Library provides unique benefits for:

• Automobile transmission manufacturers

• Advanced robotics developers

• Particularly:– Controls engineering– HIL simulations– System efficiency improvement– Power transmission with

planetary gears

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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• Faster and easier modeling compared to other platforms

• Easy to model power losses in the transmission

• Runs in real-time

• Developed in conjunction with the largest manufacturer of transmissions in the world

What problem does it solve?

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

4

MapleSim is Unique

Symbolic Computation– Faster, more robust code– Extensive analytical tools– DoE capabilities

Physics-Based Models– Math handled in the background– Equations are always accessible

Multidomain Physical Systems– Integrate transmission models with

full-vehicle simulations

Extremely Fast Code for HIL

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

5

Driveline Component Library

Loss Components

Brakes and ClutchesCVT and Torque Converter

Basic Gear Sets

Compound Gear Sets

Actuation Components

Vehicle Dynamics Dyno, Engine, Gear Shifter

Differentials

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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• Basic Gear

• Planet Planet Gear

• Planet Ring Gear

• Planetary Gear

Basic Gear Sets

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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• Vehicle

• Tire

Longitudinal Vehicle Dynamics

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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• CVT

•Torque Converter

• Engine (Torque Driver)

• Dynamometer

• Gear Shifter

Other Components

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

9

Additional Transmission Models

• ZF 4HP22• ZF 5HP24• Lepelletier

– 6 Speed– 7 Speed

• Simpson 3-Speed– Optional overdrive

• CR-CR 4-Speed• Ravigneaux 4-Speed

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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Adding Losses

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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Example: Full Powertrain Model

Full Drive-cycleeg EPA New York City

Automatic TransmissionZF 4HP22

Auto Gear SelectBased on speed/torque

Brake Control

Fuel ConsumptionIC Engine(mean value)

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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Transmission Model

Gear train schematic Clutch selection table

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

Vehicle Speed (km/h)

Fuel Consumption(liter/100 km)

Results: EPA City Drive Cycle

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© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

14

S-functionGeneration

MapleSim

Simulink

Code Generation: Real-time Applications

98 µsRuntime

Royalty Free

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

15

SummaryMapleSim with the MapleSim Driveline Component Library

• The ideal combination for rapid development of high-fidelity physical models of transmission systems for powertrain applications

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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How Can We Work Together?

We work together to solve problems:

• Identify areas to deliver a unique benefit

• Maximize your investment through training and model development services

• Post-purchase application support to ensure success

© 2012 Maplesoft, a division of Waterloo Maple Inc.

A CYBERNET group company

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