1. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner Supervised by Malabika Basu Michael Conlon MD. SHAFIUZZAMAN KHAN KHADEM School of Electrical Engineering Systems, Dublin Institute of Technology, Republic of Ireland 15 February 2013 Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner

2. Content ObjectivesResearch MethodologyLiterature ReviewResearch ContributionQuestion & Answer

3. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner UPQC Distributed Generation Integrated Network (interconnection of DG sources with EPS and PCC) Distributed Generation Integrated Network (interconnection of DG sources with EPS and PCC) Power Quality degrades due to Harmonic current injection Load variation DG supply variation Voltage disturbance UPQC improves the PQ by Compensate reactive current harmonic current voltage disturbance Investigate Placement Integration Capacity enhancement Real time control capacity enhance capability operational flexibility Depends on: sensors position Design parameters control method integration technique Cope up with bi-directional power flow capacity change flexible operation

4. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner Real time control (RT-LAB) Software-in-loop method (hardware synchronized) Software Virtual Plant & Controller Hardware Data acquisition system ss_Control sm_Plant

5. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner PQ issues PQ mitigation techniques Custom Power Devices Power Quality (PQ) (Network) (Chapter - 1) Shunt Active Power Filter Series Active Power Filter Unified Power Quality Conditioner Design & Control (Compensator) (Chapter - 2) DG integrated microgrid network UPQC in microgrd Bi-directional power flow Placement & Integration (Chapter – 3,5) Shunt Active Power Filter Active power sharing method Droop control method Parallel Operation (Chapter – 4) Reactive and harmonic current compensation Operational flexibility Circulating current flow Capacity enhancement (Chapter – 6)

6. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner VSI based APF with hysteresis current control Real Time Performance Study Real Time Performance Study Design (Chapter – 2) Generalized design procedure of shunt part of the UPQC Associate the active power loss to the selection of design parameters Placement (Chapter – 3) Placement of UPQC and its sensors Impact of sensor placement on the UPQC control Performance of UPQC with bi-directional power flow The advantage of DG inverter in presence of UPQC Integration (Chapter – 5) UPQC µG : A new proposal for integration of UPQC in DG connected µG network Operational flexibility of µG network Capacity enhancement (Chapter – 6) Distributed UPQC (D-UPQC): A new proposal for capacity enhancement Operational flexibility of D-UPQC Reduction of circulating current flow UPQC µG : A new proposal for integration of UPQC in DG connected µG network Operational flexibility of µG network UPQC µG : A new proposal for integration of UPQC in DG connected µG network Operational flexibility of µG network Distributed UPQC (D-UPQC): A new proposal for capacity enhancement Operational flexibility of D-UPQC Reduction of circulating current flow Distributed UPQC (D-UPQC): A new proposal for capacity enhancement Operational flexibility of D-UPQC Reduction of circulating current flow

7. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner Control Features - Voltage sag/swell - Reactive and harmonic current - Islanding (UPQC µG-I & UPQC µG-IR ) - Reconnection (UPQC µG-IR ) Integration (Ch – 5) UPQC µG-I/IR : A new proposal for integration of UPQC in DG connected µG network Operational flexibility of the µG network Integration Technique - μG and APF sh are in parallel to grid and placed at PCC - APFse is in series - DC link can be connected to storage Advantages - μG can be connected to the system during grid fault - μG achieves operational flexibility in islanding and reconnection process - μG provides only the active power to the load. Therefore, it reduces the control complexity - μG can even work in the presence of a phase jump or a phase difference between the grid and μG (UPQC µG-IR ). - Provide high quality power for all time

8. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner Control IsD – Easy & flexible SynRec Integration (Ch – 5) UPQC µG-I/IR : A new proposal for integration of UPQC in DG connected µG network Operational flexibility of the µG network

9. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner Islanding Integration (Ch – 5) Reconnection UPQC µG-I UPQC µG-I R UPQC µG-I/IR : A new proposal for integration of UPQC in DG connected µG network Operational flexibility of the µG network

10. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner Real Time Performance Integration (Ch – 5) Voltage sag with DG current forward & reverse flow Steady state Dynamic UPQC µG-I/IR : A new proposal for integration of UPQC in DG connected µG network Operational flexibility of the µG network

11. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner Journal Papers Published: S K Khadem, M Basu and M Conlon, Parallel Operation of Inverters and Active Power Filters in Distributed Generation System – A Review, Elsevier Journal - Sustainable and Renewable Energy Review S K Khadem, M Basu and M Conlon, UPQC for Power Quality Improvement in DG Integrated Smart Grid Network – A Review, BE Press Journal – International Journal of Emerging Electrical Power Systems In Review: S K Khadem, M Basu and M Conlon, Harmonic Power Compensation Capacity of Shunt APF and its Relationship to Design Parameters, IET Power Electronics S K Khadem, M Basu and M Conlon, UPQC µG-I - A new proposal for integration of UPQC in DG connected Micro-grid or Micro-generation network, IEEE Trans Sustainable Energy S K Khadem, M Basu and M Conlon, UPQC µG-IR - A new proposal for integration of UPQC in DG connected Micro-grid or Micro-generation network, IEEE Trans Smart Grid Progress: S K Khadem, M Basu and M Conlon, Critical Issues on Placement of UPQC in DG integrated Network, IEEE Trans Power Delivery S K Khadem, M Basu and M Conlon, D-UPQC - A new proposal for UPQC to enhance capacity and achieve operational flexibility in DG connected Micro-grid or Micro-generation network, IEEE Trans Sustainable Energy Conference Papers S K Khadem, M Basu and M Conlon, Power Quality in Grid connected Renewable Energy Systems: Role of Custom Power Devices, in the International Conference on Renewable Energies and Power Quality (ICREPQ´10), 23-25 March, 2010, Granada, Spain S K Khadem, M Basu and M Conlon, A Review of Parallel Operation of Active Power Filters in Distributed Generation System, EPE 2011 Conference, 30 Aug – 1 Sep 2011, UK S K Khadem, M Basu and M Conlon, Integration of UPQC for Power Quality Improvement in Distributed Generation Network – A Review, ISGT Europe, 2011, UK Journal Papers Published: S K Khadem, M Basu and M Conlon, Parallel Operation of Inverters and Active Power Filters in Distributed Generation System – A Review, Elsevier Journal - Sustainable and Renewable Energy Review S K Khadem, M Basu and M Conlon, UPQC for Power Quality Improvement in DG Integrated Smart Grid Network – A Review, BE Press Journal – International Journal of Emerging Electrical Power Systems In Review: S K Khadem, M Basu and M Conlon, Harmonic Power Compensation Capacity of Shunt APF and its Relationship to Design Parameters, IET Power Electronics S K Khadem, M Basu and M Conlon, UPQC µG-I - A new proposal for integration of UPQC in DG connected Micro-grid or Micro-generation network, IEEE Trans Sustainable Energy S K Khadem, M Basu and M Conlon, UPQC µG-IR - A new proposal for integration of UPQC in DG connected Micro-grid or Micro-generation network, IEEE Trans Smart Grid Progress: S K Khadem, M Basu and M Conlon, Critical Issues on Placement of UPQC in DG integrated Network, IEEE Trans Power Delivery S K Khadem, M Basu and M Conlon, D-UPQC - A new proposal for UPQC to enhance capacity and achieve operational flexibility in DG connected Micro-grid or Micro-generation network, IEEE Trans Sustainable Energy Conference Papers S K Khadem, M Basu and M Conlon, Power Quality in Grid connected Renewable Energy Systems: Role of Custom Power Devices, in the International Conference on Renewable Energies and Power Quality (ICREPQ´10), 23-25 March, 2010, Granada, Spain S K Khadem, M Basu and M Conlon, A Review of Parallel Operation of Active Power Filters in Distributed Generation System, EPE 2011 Conference, 30 Aug – 1 Sep 2011, UK S K Khadem, M Basu and M Conlon, Integration of UPQC for Power Quality Improvement in Distributed Generation Network – A Review, ISGT Europe, 2011, UK

12. Power Quality Improvement of Distributed Generation Integrated Network with Unified Power Quality Conditioner