power quality im provemengt

1. A STATCOM- CONTROL SCHEME FOR WIND ENERGY SYSTEM TO IMPROVE
POWER QUALITY
BY
J.KISHORE (13NQ5A0206)
V.SURESH (12NQ1A0235)
E.RAMA MONOHARA REDDY (12NQ1A0207)
T.BHARGAV KUMAR (13NQ5A0213)
Under guided by
Mr .P . AVINASH MS
ASSISTANT PROFESSOR
DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING
VIKAS COLLEGE OF ENGINEERING AND TECHNOLOGY.

2. ABSTRACT
Injection Of Wind Power Into An Electric Grid Affects The
Power Quality. The Power Quality Problem Due To Installation
Of Wind Turbine With Grid.Proposed Schemes Are STATCOM
,BESS To Mitigate Problem

3. TOPOLOGY FOR POWER QUALITY
IMPROVEMENT
The STATCOM based current control voltage source inverter
injects the current into the grid in such a way that the source
current are harmonic free and their phase-angle with respect to
source voltage has a desired value
• Wind Energy Generating System
• Battery Energy Storage System
• System Operation

4. SystemOperation

5. SYSTEM PARAMETERS
S.NO PARAMETERS RATINGS
1. Grid Voltage 3-phase,415V,50 HZ
2. Induction motor/generator 3.35 KVA ,415V ,50HZ,P=4,Speed = 1440 rpm ,Rs=0.01 ohm,
Rr =0.015ohm,Ls=0.06H, Lr=0.06H
3. Line Series Inductance 0.05mH
4. Inverter Parameter DC Links Voltage =800V ,DC Link Capacitance =100micro F .switching
Frequency =2 kHZ
5. IGBT Rating Collector Voltage =1200V,Forward current 50A,
Gate Voltage =20V,Power dissipation =310W
6. Load parameter Non-liner load 25KW

6. Switching Signal With In a
Control Hysteresis Band
Injected
current(A)

7. Three Phase Injected Inverter
Current

8. SYSTEM PERFORMANCE
 Voltage Source Current Control—Inverter Operation
 STATCOM—Performance Under Load Variations.
 Power Quality Improvement

9. Voltage Source Current Control—
Inverter Operation

10. VOLTAGE RESULTS
VOLT
AGE(I
/P)
OITA
GE(O/
)
URBI
NE
V)0/P
OLTA
GE(I/P
Time

11. Current results
Outp
t
urre
t
npu
curr
ent
0.5
1
time

12. CONCLUSION
• It Maintains The Source Voltage And Current In-Phase And
Support The Reactive power Demand For The Wind Generator
And Load At PCC In The Grid System, Thus it gives an
opportunity to enhance the utilization factor of transmission
line.

13. REFERENCES
• A. Sannino, “Global power systems for sustainable
development,” in IEEE General Meeting, Denver, CO, Jun.
2004.
• K. S. Hook, Y. Liu, and S. Atcitty, “Mitigation of the wind
generation integration related power quality issues by energy
storage,” EPQU J.,vol. XII, no. 2, 2006.
• R. Billinton and Y. Gao, “Energy conversion system models for
adequacy assessment of generating systems incorporating
wind energy,” IEEE Trans. on E. Conv., vol. 23, no. 1, pp. 163–
169, 2008, Multistate.
• Wind Turbine Generating System—Part 21, International
standard- IEC61400-21, 2001.

14. Any Questions
•

15. THANK YOU