INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

34
Patras 9 July 2012 INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS Razvan Magureanu University POLITEHNICA Bucharest

description

INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS. Razvan Magureanu University POLITEHNICA Bucharest. Fig.1. Zeus in action. Fig.2. Otto von Guericke producing and transporting static energy. Fig.3. The kissing machine. Fig.4. Equivalent power. - PowerPoint PPT Presentation

Transcript of INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Page 1: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Razvan MagureanuUniversity POLITEHNICA Bucharest

Page 2: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.1. Zeus in action

Page 3: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.2. Otto von Guericke producing and transporting static energy Fig.3. The kissing machine

Page 4: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.4. Equivalent power

Page 5: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.5. Projected global population (left) and energy demand (right)

Page 6: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.6. Primary resources

Page 7: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.7. Centralized and distributed solutions

Page 8: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 8 Smart Grid with renewable sources and different types of loads

and storage facilities

AC

AC

2Grid

R

LLoad

1GridUcrainGrid

1 3

A B

C

AZ1

2AZ BZ2

3BZ

CZ31CZ

2

Ph

C3

CompComp

Ph Ph

Comp

C1 C2

kV20

V400

1T 3T

2T

filterActive

loadbridgeThyristor

kV20 kV20V400

V400

Asynchronous Connection

Page 9: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.9. The diode bridge rectification of AC input Fig.10. Measured AC stator voltage (blue) and instantaneous currents (red).

Fig.11. Rectification with booster circuit. Fig.12. AC stator current (red) and fundamental (green). The AC voltage (blue) and DC output voltage (magenta).

Page 10: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 13. Typical wind turbine wind speed-power characteristic

Page 11: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 14. Double fed induction generator for variable speed applications

Page 12: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 15. Solar radiation spectrum

Page 13: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 16. Barstow central receiver system – heliostat field Fig. 17. Conversion of thermo energy into electricity

Page 14: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig 18. Current-voltage characteristic of a typical silicon PV cell

Page 15: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig 15. Connection of a photovoltaic panel to the grid

Page 16: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig .19.

Page 17: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 20.

Page 18: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 21.

Page 19: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Page 20: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Page 21: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Page 22: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Power Quality in AC Grids

Razvan MagureanuUniversity POLITEHNICA Bucharest

Page 23: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 1 Simplified low voltage power circuit model with a linear and a nonlinear load

Page 24: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-20

-15

-10

-5

0

5

10

15

20

Time (s)

Non

linea

r Loa

d C

urre

nts

(A)

ianibnicn

a)

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-4

-3

-2

-1

0

1

2

3

4

Time (s)

Line

ar L

oad

Cur

rent

s (A

)ialiblicl

b)

Fig. 2 Current waveforms: a) for the nonlinear load; b) for

the linear load; c) for the mains

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-20

-15

-10

-5

0

5

10

15

20

Time (s)

Cur

rent

s Fr

om T

he M

ains

(A)

iamibmicm

c)

Page 25: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 3 Voltage waveforms: a) the mains; b) DPLL output

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4

-300

-200

-100

0

100

200

300

Time (s)

Pha

se V

olta

ges

(V)

vavbvc

a) 0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4

-1

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

1

Time (s)

Sin

us; C

osin

us

v(1)

v(1)

b)

Page 26: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-10

-5

0

5

10

15

20

Time (s)

Non

linea

r Loa

d C

urre

nts

In d

q Fr

ame

(A)

indIndinqInd

a) 0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-1

-0.5

0

0.5

1

1.5

2

2.5

3

3.5

4

Time (s)

Line

ar L

oad

Cur

rent

s In

dq

Fram

e (A

)

ildIldilqIlq

b)

Fig. 4 The dq synchronous frame instantaneous and average value currents: a) for the nonlinear load; b) for the linear load

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-10

0

10

i ahn (A

)

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-1

0

1

i ahl (A

)

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-10

0

10

i ahm

(A)

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-100

0

100

Time (s)

v ah (V

)

a)

b)

c)

d)

Fig. 5 Harmonic waveforms for the “a” phase: a) the current for the nonlinear load;

b) the current for the linear load; c) the current for the mains; d) the voltage for the

mains

Page 27: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 6 The instantaneous and average value active power

0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.4-500

-400

-300

-200

-100

0

100

200

300

Time (s)

Har

mon

ic A

ctiv

e P

ower

of t

he N

onlin

ear L

oad

(W)

Pnhpnh

a) 0.36 0.365 0.37 0.375 0.38 0.385 0.39 0.395 0.40

5

10

15

20

25

30

35

40

45

50

Time (s)

Har

mon

ic A

ctiv

e P

ower

of t

he L

inea

r Loa

d (W

) Plhplh

b)

Page 28: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 7 Diagram of a basic active filter configuration Fig. 8 Per phase results

Page 29: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 9 Smart grid example

Page 30: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Bridge rectifier

Active filter

siFi

DRCi RLi DRLi

1R

C

2R

3RL

Bridge rectifier

DCC

Fig. 10 Compensation at the PCC a) electric connections; b) uncompensated currents; c)

harmonics compensated currents

a)

b) c)

Page 31: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 11. The block diagram for active filter control

Page 32: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig.12 The experimental set-up

15...

30m

H0 ,27 . . .0 ,81 m H

+

3 x 0 ,35m H

K1

K3

K2

15m F

3 x

400V

,50H

z

m ax 100A

S KM 200 G B 1700

F iltrupas iv

10,8kHz

CCT 380.6/80

1...7

Page 33: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 13 The controlled rectifier as nonlinear load Fig. 14 The inverter component of the active filter

Page 34: INTEGRATION OF RENEWABLE ENERGY SOURCES IN POWER SYSTEMS

Patras9 July 2012

Fig. 15 Experimental results for power and control parameters