PEBB

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Presenter John Mookken
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VTB Models of PEBBs - Four different types -
Model capabilities - Examples
New Controller for PEBBs - Separation of control
software - Improvements to LMARC -
Implementation in VTB - Examples
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Fourier Component - PEBB model

• Accurate representation of the PEBB phase
  output.
• Fast model, ideal for testing new filter designs.

Example Circuit
High
Low
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State Space Average - PEBB model

• High level functions, works with the advanced
  controller .
• Fast model, well suited for large electrical
  networks.

Example Circuit
High
Low
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Simplified - PEBB model

• Switching model detail.
• Offers fair computation speed with high detail.

Example Circuit
High
Pebb Phase mod with non-linear resonant components
Low
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High Detail - PEBB model

• The most accurate model available in VTB.
• Best suited to test new control algorithms.

Circuit Model
High
Low
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Vbus
The ARCP Inverter
Detailed PEBB Phase Module
Cr
Gate Drive
Bus. Filter
Aux. Circuit
Lr
Output Filter
Power Module
Gate Drive
Cr
Bus. Filter
Vbus -
A1 A2 S1 S2
IL
shunt
VBus
Controller
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Evolution of the LMARC
Gate Drive

• Fixed Boost phase
• Fixed Boost with Pulse inhibit
• Fixed Boost with Pulse inhibit
• a 5 kHz shunt filter.
• Variable Boost with Pulse inhibit
• a 5 kHz shunt filter.

Gate Drive
Shunt
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Implementation of the PEBB phase module in VTB
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VTB results

• Fixed Boost
• Fixed Boost / Pulse inhibit
• Fixed Boost / Pulse inhibit / shunt filter
• Variable Boost / Pulse inhibit / shunt filter

Gate Drive
Gate Drive
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Vbus
The ARCP Inverter with new control
Detailed PEBB Phase Module
Cr
Gate Drive
Bus. Filter
Aux. Circuit
Output Filter
Power Module
Gate Drive
Cr
Bus. Filter
Vbus -
Duty E/D GH/S VBus IL Vo
Application Controller
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The Advanced PEBB Controller
Gate Drive
ARCP Controller
Gate Drive

• Low Level embedded microcontroller
• Application independent
• Converter specific
• Tuned to the blocks in the converter
• to maximize efficiency

Application Controller

• High level implementation
• Application dependent
• Converter independent
• Application control algorithm
• Intelligent protection software
• Compensation algorithm

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Vbus port
Advanced PEBB Controller
Vbus starboard
PEBB Application Controllers
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