|A unique opportunity for an extraordinary level of learning.
5-Day Course on Brushless Motor and Inverter Design,
Technology, Control and Application
January 6-10, 2014, STG, Pune, Maharashtra, India
Call us at: +91 - 09223586428/ 09223504845 / 09223504847 /
Download Workshop Brochure Here
Strategic Technology Group
Design, Development and Manufacturing of Brushless
Permanent Magnet Motors, Motor Control & Motor Drives
|Phone: Toll Free US (877) 592-4848 Fax: Toll Free (888) 453-0997
Copyright © 2009 - 2010 STG All rights reserved.
6.0 About STG:
Strategic Technology Group (STG) designs, develops and manufactures brushless permanent magnet/BLDC motors and motor
drives for customer specific applications. STG also offers comprehensive analysis of motors, motion control and drive products
and systems. STG helps customers with optimal design selection, sizing and configuration of Motion Control Systems.
STG’s staff has developed critical understanding and published on a wide range of permanent magnet/BLDC motors, motor
control, motor drives, high frequency electromagnetic components, electric vehicles and switch mode power systems. STG’s staff
has co-authored over 30 publications in various refereed journals and conference proceedings and filed for several issued or
pending US patents.
STG has significant skills in the field of motor engineering, mechanical engineering, power electronics, analog and digital
electronics, software engineering, test engineering, manufacturing engineering and system simulation, design and integration.
STG has successfully delivered permanent magnet motors, motor drives and battery management systems in the areas of electric
vehicles, electric bicycles, electric scooters, power wheelchairs and washing machines. STG has in-depth understanding of the
requirements for consumer, medical, automotive and industrial systems.
STG’s staff has extensively pursued technology beyond the traditional three-phase motors by engaging in the design of seven
and five-phase radial as well as axial flux permanent magnet brushless motors.
Figure 5: STG's 5-Phase Falco Motor Technology Offers lowest weight and highest power and torque density in the light electric
vehicle industry today.
STG is head-quartered in the metro Washington DC area with significant research, development and manufacturing capability in
the areas of permanent magnet brushless motors, motor control and motor drive systems. Currently, STG has offices in the US,
UK and India. STG’s research, development and manufacturing are located in Pune, India.
STG has developed a unique and highly successful approach called CARE™ to product development and project management
for complex technology products involving embedded systems, electro-magnetic and electro-mechanical components and power
electronics. Our CARE™ approach has four main elements –
- Clearly defined customer requirements
- Ample focus on analysis, simulation and modeling
- Rapid prototyping
- Effective project management techniques
We bring products to fruition in short time. We combine the best practical, technical and academic knowledge to bring our clients
unique competitive advantages.
Team at STG
STG has a strong and talented engineering team of
specializing in the design of motors and high frequency magnetic components using FEA (Finite Element Analysis) as well as
specializing in power electronics, analog and digital circuit design;
specializing in 3-D modeling and chassis design with die cast and CNC machined components using SolidWorks;
specializing in algorithm and programming for TI, ST and Microchip DSPs and Micro-controllers;
specializing in digital circuit design, Network communication protocol implementation (CAN, RS232, RS485, I2C, MODBUS,
SERCOS, DeviceNet and Profibus), C and C++ programming;
for designing printed circuit boards for harsh consumer, automotive, medical and industrial applications using PADS™;
for designing customer-specific test stands with National Instrument’s LABVIEW™ Software;
to ensure performance, schedule and cost objectives;
Research & Simulation engineers
to further the understanding in PWM techniques, fuzzy logic, field-oriented, space vector and sensorless control methods;
specializing in shorter time to production with minimum risk;
7.0 Our Vision
To bring remarkable and extraordinary value to our customers by helping them, create cutting edge technology products in the
field of Permanent Magnet Motors, Motor Control and Motor Drives and Systems.
8.0 Our Mission
We are committed to the acquisition and application of state of the art knowledge, tools, methods and processes to deliver
greatest value to our customers. We are committed to protecting our customers’ interests with the highest level of integrity and
9.0 Our Core Values
Truth: Commitment to facts.
Promise: Commitment to promises made.
Honesty and Integrity: Commitment to honesty and truth by promoting transparency in all dealings.
Fairness and Justice: Commitment to fairness and justice inside and outside the company.
10.0 About the Presenter:
Rakesh Dhawan founded Strategic Technology Group LLC in 2009. He is a twenty two years veteran
of motors and motor drive Industry. He has developed critical understanding and published on a wide
range of motors, motor drives, high frequency electromagnetic components, electric vehicles and
switch mode power systems. He has co-authored over 25 publications in various refereed journals
and conference proceedings and is an inventor on 7 issued or pending US patents. He has served
on the Technical committee of the Applied Power Electronics Conference (APEC). He received the B.
Tech (Electrical Engineering) degree from Indian Institute of Technology (IIT), Kharagpur, India. He
received his MS degrees from University of Minnesota under the tutelage of Power Electronics
pioneer Prof. Ned Mohan. He received his MBA from Old Dominion University.
He has been directly responsible for over twenty five successful product launches in his career many
of them involving brushless permanent magnet motor systems. Rakesh has conducted several
workshops in the recent past in the field of motors and motor drives. His interests include brushless
permanent magnet motor systems, light electric vehicles, electric bicycles, switch mode power
supplies, solar inverters, simulation, statistics, project management and new and ultra-fast product
development methodologies. Rakesh is a high energy individual with a difference; he combines
technology excellence, leadership and professional management skills with his inborn entrepreneurial
Rakesh is a member of IEEE and the Entrepreneur’s Organization (Washington-DC Chapter) and is
very keen on nurturing innovation and entrepreneurial talent in the field of technology development
This Course aims at imparting knowledge of techniques for developing
brushless permanent magnet motors, drives and systems. The Course
has the following objectives:
- Provide the participants training on techniques for simulating,
designing and analyzing brushless permanent magnet motor
- Allow the participants to evaluate various tools & strategies and
understand practical constraints for different approaches;
- Help the participants learn how to evaluate their brushless
permanent magnet motor systems design procedures and
determine when use of certain methods can be most effective;
- Provide the participants tools and techniques for reevaluating
their current brushless permanent magnet motor systems with
new tools and techniques;
- Demonstrate these methods for various brushless permanent
magnet motor systems;
- Provide working circuits and models.
Enhance and Advance your knowledge of brushless
permanent magnet motor systems;
- Develop innovative brushless permanent magnet
- Enhance skills of your team in the areas of
brushless permanent magnet motor systems
- Engage in more effective brushless permanent
magnet motor system program management for
- Dramatically cut development time;
- Predict and eliminate failure rates;
- Improve quality & reliability;
- Innovate with new techniques;
- Reduce cost;
- Improve manufacturability;
- Compare several alternative solutions.
Who Should Attend?
Motor Engineers (Beginners and Advanced)
Power Electronics Engineers
Product Development Engineers
Price inclusive of all taxes:
Early Bird Price: Industry Rs. 29,995/-, Students: Rs.14,995, Faculty: Rs.25,995 (before Dec 13)
Regular Price: Industry Rs.33,995, Students: Rs.16,995, Faculty: Rs.27,995 (after Dec 13)
Click here or you may send email to Ms. Bhumika Dehade at Courses@strategictechgroup.com with the following details:
Phone Number and
The seats will be reserved after receiving payment
Payment by credit card/check/ or bank transfer in advance in favor of
Strategic Technology Group
A-105, H-Block, Near Bharat Gas Agency (Morwadi Court),
MIDC Pimpri, Pune-411018.
Call us at: +91 - 09223586428/ 09223504845 / 09223504847 / 09223504828
Strategic Technology Group
A-105, H-Block, Near Bharat Gas Agency (Morwadi Court),
MIDC Pimpri, Pune-411018
1. Course Workbook
2. Slides, Tools and Methods (Softcopy)
3. Certificate of Completion
If you believe it necessary to cancel your registration, we will issue a full refund minus a `2500 administration fee for cancellations
received in writing at least 20 business days prior to the event. The registration fee is non-refundable for cancellations made less
than 20 days prior to the event. In those cases, you may transfer your registration fee to a substitute person to attend. Those who
do not cancel and do not attend are responsible for the full registration fee.
Trademarks mentioned in this brochure belong to the respective companies.
|“These workshops from STG are of tremendous
these workshops. We have been able to “These
workshops from STG are of tremendous
accelerate our product development significantly”
– Mark Higgon, Managing Director, Team
|“Rakesh reaches to technical depth with minute details which makes him an
excellent teacher and presenter. The workshop material is always well
organized, clearly presented and all questions are answered professionally.
The tutorials/examples covered are not just for academic interests but
touch the practical aspects. All the notes and visuals are easy to read. I
would love to hear Rakesh again at one of his upcoming workshops.”–
Ashish Deshpande, Sr. Technology Specialist, ANSYS
|“The workshop conducted by Strategic Technology Group dealt with topics of high practical importance. The speakers are
extremely competent. Rakesh is a consummate speaker and teacher and his presentations were very well received with active
participation from the audience. The design and simulation methods are highly useful for practicing Power Electronics design
and development Engineers. Rakesh presents great correlation between practice and theory. I highly recommend these
V. Duraikkannan, Chief product architect, Hasoft Power Electronics
Brushless Permanent Magnet Motor
Motor Drive Systems
Permanent Magnet Motors
BLDC Motor Control
This Course brings comprehensive and practical knowledge together in a 5-day course on
brushless motor and inverter design, technology, control and application.
Day One of the course will cover dynamic modeling of BLDC motors, motor design
considerations, motor architectures, analytical design methods and introduction to space vectors.
Day Two of the course will have an automotive focus with introduction to application of BLDC
motors in the automotive sector in addition to power transmission basics, motor selection criteria,
motor mounting methods, mechanical modes of failure and thermal analysis.
Day Three of the course will focus on hardware and firmware design, power stage design,
inverter and peripheral circuit design, and networking for motor control systems.
Day Four of the course will cover two design examples (motor + controller) in detail along with
the design calculations, simulations, processor selection, circuit design and final performance
results. In addition, VISSIM™ will be demonstrated as a tool for firmware development. BLDC
motor and drives problems and solutions will be presented in detail along with driving algorithms.
Day Five of the course will cover finite elements analysis and simulations. Several motor designs
will be considered from design specifications. MotorSolve™ and PSpice™ analysis and
simulations will be demonstrated.
Day One: Dynamic Modeling of BLDC Motors
Figure 1: Use of FEA for Dynamic Modeling.
FEA can be used to estimate the Ld and Lq parameters and
machine saliency consequently these parameters can be used
to simulate the complete system behavior in PSpice or Simulink.
Figure 2: External Rotor Motor Architectures
Day one will discuss various motor architectures. An
example of external rotor motor architectures is shown in
Figure 3: Understanding Space Vector Fundamentals
Day one will discuss space vector fundamentals and how the
winding currents help generate the space vector fundamentals.
Understanding of the space vectors is critical in design and
optimization of motors and drives.
Day One Schedule: Dynamic Modeling of BLDC Motors
Day one will start with formation of teams who would compete on
projects. We will discuss the basics of Electromagnetism, basic
design considerations, motor architectures, magnetic
architectures, analytical methods and fundamentals of space
Figure 5: Starter Alternator Design Considerations are discussed.
Day Two: Automotive Applications, Power Transmission Basics and Mounting
Figure 6: Mounting Considerations for Brushless PMSM
Figure 7: Power Transmission Basics
Figure 8: Fundamentals of Field Oriented Control are
discussed in detail. Simulation model is build from grounds up.
Figure 9: Transformations from Stator Frame of Reference to
Rotor Frame of Reference
Figure 10: Space Vector Modulation Model and Implementation
Day Four: Hardware and Firmware Design, Algorithm Development, Modeling
and Simulation using VISSIM™ and PSpice™.
Figure 11: Language Based and Model Based Firmware Design and
Figure 12: Sensorless Control Using 8-bit Micro-Controller
Figure 14: Sinusoidal Control of
Figure 13: Use of State Space Machine for Firmware and Algorithm Development
Figure 15: Space Vector
Modulation Implementation using
Figure 16: Finite Element Analysis and Simulations using MotorSolve™
Figure 17: Flux and Flux Density Distribution using Finite Element Analysis
Figure 18: Understanding Winding Arrangements and Space Vectors using
Day Three: Hardware and Firmware Focus – Inverter Architectures, Field Oriented Control,
Space Vector Modulation Fundamentals and Networking Basics with two Design Examples
Day Two Schedule: Automotive Applications, Power
Transmission Basics and Mounting Considerations
Day Two of the course will have an automotive focus with
introduction to application of BLDC motors in the automotive sector
in addition to power transmission basics, motor selection criteria,
motor mounting methods, mechanical modes of failure and thermal
Day Four of the course will cover two design examples (motor +
controller) in detail along with the design calculations, simulations,
processor selection, circuit design and final performance results. In
addition, VISSIM™ will be demonstrated as a tool for firmware
development. BLDC motor and drives problems and solutions will b
presented in detail along with driving algorithms.
Day Five: Driving Algorithms, Designing from Specifications, Finite
Element Analysis and Simulations
Day Five of the course will cover finite elements analysis and
simulations. Several motor designs will be considered from design
specifications. MotorSolve™ and PSpice™ analysis and simulations will
be demonstrated.In addition, we will cover Motor driving algorithms,
designing from specifications, example motor assemblies and team