Hoosier Heavy Hybrid Center of Excellence (H3CoE) at Purdue University

H3CoE

Contact Us

Dr. Gregory Shaver
Associate Professor
School of Mechanical Engineering
e-mail: gshaver@purdue.edu


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Current Events


Examples of Current Research Projects

Enabling Plug-In Capability for Heavy-Duty Vehicle via Advanced Power Electronics.

  • Converter topologies compared via simulation: full-bridge isolated converter with active clamp chosen (fig.1)

    Fig.1 Full-bridge isolated converter with clamp
  • Transformet & inductor designed (fig.2)

    Fig.2 3D FEA of transformer
  • Prototype being built to establish performance (fig.3)

    Fig.3 Photo of transformer

Asymmetric Salient PMSM for Traction Applications

Challenge:

Improve constant power speed range performance magnet machines for traction applications

Solution:

Asymmetric salient permanene magnet synchronous machine

Preliminary Results:

For the same reguirements, the proposed machine yields a 17% cost reduction

Fig.1
Fig.2

Future Work

Apply to Heavy Hybrid Vehicle Application

3-D FEA Validation

Thermal Modeling

investigate Pole Tepering


Advaced High Efficiency Hydraulic Hybrid Powertrain Architectures and Controls

Challenge:

Combating perception that hydraulics are old fashioned

Addressing noise issues

Solution:

Novel "blended" hydraulic hybrid transmission (fig.1) & controls, with experimental validation (fig.2)

Fig.1 Novel architectures
Fig.2 Hardware in the loop transmission testing

Future Work:

Develop high fidelity simulation models of both conventional and hybrid transmissions

Use dynamic programming for control to determine full potential of strategies

Develop & experimentally demonsrtrate various power management strategies


Industry partners and students can contact Professor Greg Shaver (gshaver@purdue.edu) to get more information about how to get involved in H3CoE projects and activities.

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