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Distributed and Renewable Power Generation
IntroductionsWPI’s Graduate Power ProgramsThe Trend to Renewable and Distributed GenerationThe Resulting ChallengesSome Mitigation OptionsQuestions & Answers
Michael Ahern, P.E. & Dr. Babak Enayati
1
Power Systems Webinar Series
Corporate and Professional Education cpe.wpi.edu
Introductions - WPI
Worcester Polytechnic Institute is a
highly ranked national university
Founded as a non-profit in 1865
Conducting advanced research
Educating students to apply
theory to produce results
Using projects to teach cross-
discipline integration, teamwork
and goal achievement
2
Your Speakers – Michael Ahern
Director, Corporate & Professional Education
Responsible for Development of Graduate Education Programs
35+ Years of Experience Including:
– Vice-President, Services at Northeast Utilities (Engineering, Training and 5 other functions)
– Director – Transmission Operations & Planning
– Director, Distribution Engineering
– Director, Oversight at Millstone Nuclear Power Station
B.S. from WPI
M.S. and M.B.A. from Rensselaer Polytechnic Institute
Professional Engineer in Connecticut
NERC Certified Transmission System Operator
Guest Lecturer – IEEE, MIT Alumni, RPI Alumni, Yale University
3
Your Speakers – Dr. Babak Enayati
Adjunct Professor, Worcester Polytechnic Institute
Responsible for Teaching Graduate Power Systems Courses
10+ Years of Experience Including:
– Lead R&D Engineer at National Grid,
– Lead Engineer, Distributed Generation
Interconnections,
– Power System Protection Engineer at National Grid,
– Adjunct Professor, Wentworth Institute of Technology
4
Your Interests
This webinar will:
1. Review WPI’s Power Systems Graduate Programs
2. Outline the Trend to Distributed and Renewable Generation
3. The Resulting Challenges to Electric Delivery Systems
4. Some Mitigation Options
5. Answer Your Questions
5
Are there particular aspects you would like to learn more about?
This webinar will:
1. Review WPI’s Power Systems Graduate Programs
2. Outline the Trend to Distributed and Renewable Generation
3. The Resulting Challenges to Electric Delivery Systems
4. Some Mitigation Options
5. Answer Your Questions
6
Power Systems Webinar Series
Part 1
Requirements
• Undergraduate degree
from ABET accredited
institution with a minimum
3.0 GPA
• Undergraduate degree in
an engineering discipline,
preferably Electrical
Engineering
• Strong Math background
– Calculus I,II, III
– DFQ’s
– Linear Algebra
WPI’s Graduate Power Programs
8
Graduate Certificates
Master of Science
Master of Engineering
WPI’s Graduate Power Programs
9
Graduate Certificates
Graduate Certificate in Power Systems Management (since 1999) Power System Analysis
Transients in Power Systems
Power Distribution
Power System Protection and Control
Operations Risk Management
Engineering Economics
Graduate Certificate in Power Systems Engineering: Protection and Control (since 2012)
Power System Analysis
Transients in Power Systems
Protective Relaying
Advanced Applications in Protective Relaying
WPI’s Newest Graduate Certificate
10
Renewable and Distributed Power Systems
(new – 2016)
Power System Analysis
Transients in Power Systems
Power Distribution
Power System Protection and Control or
Protective Relaying
Advanced Applications in Protective Relaying
Distributed and Renewable Power Generation
Degree OptionsAfter completing the certificate, credits are readily transferred
into degree programs
15 credits can transfer to
15 - 18 credits can transfer to
Renewable and Distributed
Power Systems15-18 Credit Certificate Program
Power System Analysis
Transients in Power Systems
Power Distribution
Power System Protection and
Control or
Protective Relaying
Advanced Applications in
Protective Relaying
Distributed and Renewable
Power Generation
Master of Science in Electrical & Computer Engineering(30 Credit Degree)
Master of Science in Power Systems Management(30 Credit Degree)
15 - 18 credits can transfer to
Master of Engineering in Power Systems Engineering(30 Credit Degree)
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Online - Master of Science in Power Systems Management
Typical Program Curriculum
• Power System Analysis – foundation course
• Transients in Power Systems
• Power Distribution
• Power System Operation and Planning
• Power System Protection and Control
• Operations Risk Management
• Engineering Economics
• Project Management
• Group and Interpersonal Dynamics in Complex Organizations
• Computer and Network Security (including NERC CIP Standards)
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Online - Master of Engineering in Power Systems Engineering
Typical Program Curriculum
• Power System Analysis – foundation course
• Transients in Power Systems
• Power Distribution
• Power System Operation and Planning
• Protective Relaying
• Advanced Applications in Protective Relaying
• Power System Dynamics
• Project Management
• Power Transmission
• Computer and Network Security (including NERC CIP Standards)
13
This webinar will:
1. Review WPI’s Power Systems Graduate Programs
2. Outline the Trend to Distributed and Renewable Generation
3. The Resulting Challenges to Electric Delivery Systems
4. Some Mitigation Options
5. Answer Your Questions
14
Power Systems Webinar Series
Part 2
The Trend to Distributed and
Renewable Generation
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1. Environmental benefits
2. More reliable and resilient power system
3. Potential investment deferral
4. Jobs and other economic benefits
5. Stable energy prices
6. Energy for the future
7. Energy Security
This webinar will:
1. Review WPI’s Power Systems Graduate Programs
2. Outline the Trend to Distributed and Renewable Generation
3. The Resulting Challenges to Electric Delivery Systems
4. Some Mitigation Options
5. Answer Your Questions
16
Power Systems Webinar Series
Part 3
Challenges
17
Loads Loads Loads
Loads LoadsLoads Loads Loads
Loads LoadsLoads Loads Loads
Loads
LoadsDG
Utility Substation
If DG creates a feeder island,reclosing requires synchronizing atthe utility substation
Feeder Island
1. Power quality
2. Power system protection
3. Power flow backfeed into Transmission System
4. Island detection
5. Changed feeder voltage profile
6. Bulk Power System Stability
This webinar will:
1. Review WPI’s Power Systems Graduate Programs
2. Outline the Trend to Distributed and Renewable Generation
3. The Resulting Challenges to Electric Delivery Systems
4. Some Mitigation Options
5. Answer Your Questions
18
Power Systems Webinar Series
Part 4
Mitigation Options
19
1- Direct Transfer Trip
• Radio
• Phone Line
• Power Line Carrier
• etc
2- Protection System Modification
• Relaying coordination
• Required substation upgrades to allow power flow
backfeed into Transmission System
3- Power Quality Mitigation Methods
• Load tap changer control upgrades
• Voltage regulation
• etc
4- Bulk Power System Stability
• Ride through
5- Standards
• IEEE 1547, Standard for Interconnecting Distributed Resources with Electric Power Systems
Loads Loads Loads
Loads LoadsLoads Loads Loads
Loads LoadsLoads Loads Loads
Loads
LoadsDG
Utility Substation
If DG creates a feeder island,reclosing requires synchronizing atthe utility substation
Feeder Island
This webinar will:
1. Review WPI’s Power Systems Graduate Programs
2. Outline the Trend to Distributed and Renewable Generation
3. The Resulting Challenges to Electric Delivery Systems
4. Some Mitigation Options
5. Answer Your Questions
20
Power Systems Webinar Series
Part 5
21
Power Systems Webinar Series
Thank You
Corporate and Professional Education
508-831-6563
cpe.wpi.edu
22
Power Systems Webinar Series