faculty of electrical engineering department of electric power engineering and ecology
DESCRIPTION
FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology. EXAMINATION PAPER TO PhD THESIS. Modeling of Electric Power Networks. Pilsen 2009. Zaidan Mohamed Buhawa. doc.Ing.Emil Dvorský,CSc. ADVISOR:. Acknowledgement. Chapter one. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/1.jpg)
FACULTY OF ELECTRICAL ENGINEERING
Department of Electric power engineering and Ecology
EXAMINATION PAPER TO PhD
THESISModeling of Electric Power
Networks Zaidan Mohamed BuhawaPilsen 2009 ADVISOR: doc.Ing.Emil Dvorský,CSc
![Page 2: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/2.jpg)
Acknowledgement
![Page 3: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/3.jpg)
Chapter one
Primary Energy Supplying in the World
![Page 4: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/4.jpg)
The Primary Energy Supplying in the World
Fuel Shares of TPES from 1973 to 2005
![Page 5: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/5.jpg)
Rate of world energy usage in terawatts (TW), 1965-2005
![Page 6: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/6.jpg)
Global energy usage in successively increasing detail
![Page 7: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/7.jpg)
Fuel typePower in
TW
Energy/year
in EJ
Oil 5.6 180
Gas 3.5 110
Coal 3.8 120
Hydroelectric 0.9 30
Nuclear 0.9 30
Geothermal, wind, solar,
wood0.13 4
Total 15 471
Percentage fossil fuel share in the world consumption in 2004
![Page 8: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/8.jpg)
Shares of World Coal Consumption from1973 to 2005
![Page 9: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/9.jpg)
Shares of World Oil Consumption from1973 to 2005
![Page 10: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/10.jpg)
Shares of World Gas Consumption from1973 to 2005
![Page 11: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/11.jpg)
Regional Shares of Nuclear Production from 1973 to 2005
![Page 12: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/12.jpg)
Renewable energy ,end of 2006(GW)
![Page 13: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/13.jpg)
Chapter two
Energy and sustainable
Development in Libya
![Page 14: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/14.jpg)
Lib
ya s
atel
lite
imag
e
![Page 15: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/15.jpg)
Type unit Production Consomption Export
Natural
gas[1012.m3/year] 12 3 9
Oill[1012.bbl/
year]0.6 0.1 0.5
Electricity [1012.W/year] 20 20 0
Energy production by the 2005 in Libya
![Page 16: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/16.jpg)
Kafra Basin
Polaglan Basin
Sirte Basin
M urzuq Basin
G hadam es Basin
Cyrenaica Platform
Libya oil and gas basins
- Sirte Basin - Ghadames Basin
- Murzuq Basin - Kafra Basin
- Pelagian Basin - Cyrenaica Platform Basin
![Page 17: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/17.jpg)
Total income from oil and gas as percentage of
GDP
![Page 18: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/18.jpg)
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
1990 1995 2000 2001 2002 2003 2005
TP
ES
sh
are
[%]
0
2
4
6
8
10
12
14
16
18
20
To
tal
TP
ES
[M
te]
gas
oil
Total
Share of single PES on total consumption
![Page 19: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/19.jpg)
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
1990 1995 1999 2000 2001 2002 2003 2005
Fin
ally
Co
nsu
mp
tio
n -
sh
are
[%]
0
1
2
3
4
5
6
7
8
9
10
To
tal
Fin
ally
Co
nsu
mp
tio
n [
Mte
]
electricity
gas
oil
Total
Shares of single final power sources
![Page 20: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/20.jpg)
The growth of peak load
![Page 21: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/21.jpg)
Locations of the electrical power plants
![Page 22: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/22.jpg)
Total numbers of customers in electric system
![Page 23: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/23.jpg)
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
1980
1984
1988
1992
1996
2000
2004
CO
2 em
itte
rs [
%]
0
10
20
30
40
50
60
To
tal p
rod
uct
ion
[10
- 9
kg
]
others
electricity
transport
industry
total
CO2 production by sectors
![Page 24: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/24.jpg)
the average monthly Daily global radiation on the horizontal surface
![Page 25: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/25.jpg)
Annual global irradiations on region’s surfaces
![Page 26: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/26.jpg)
annual average wind speed at 80 m above ground level in m/s
![Page 27: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/27.jpg)
Type Potential
Solar electricity 140,000 TWh/y
Wind electricity 15 TWh/y
Biomass 2 TWh/y
Total 157,000 TWh/y
Renewable energy sources for Libya
![Page 28: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/28.jpg)
Electricity consumption in Libya and supply resources
![Page 29: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/29.jpg)
PV isolated system in countryside
PV Water Pumping for livestock
![Page 30: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/30.jpg)
Technology Total
PV 10 MWp
Wind 150 MW
Thermal Water heating 20,000 m3
Thermal electricity 20 MW
Thermal Desalination 20,000 m3
Hydrogen 20 KW
proposed plan of RES 2010-2020
![Page 31: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/31.jpg)
Vision of a EUMENA backbone grid using HVDC power transmission
![Page 32: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/32.jpg)
Chapter Three
The relation between the wind speed
and energy
![Page 33: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/33.jpg)
Trans.Process
RES Electricity
Wind Turbine
Generator
Wind flow
Mechanical power
Electricity
block diagram how to produce the electricity by wind turbine
![Page 34: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/34.jpg)
Speed and power relations..
Joules).V secondper rate flow .(Mass2
1gynetic.Ener 2ki
.
wattsAVVAVP 32
2
1).(
2
1
pCVAP ...2
1 30
2
])(1)[1( 200
V
V
V
V
Cp
![Page 35: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/35.jpg)
Rotor efficiency versus Vo/V ratio has single maximum.
![Page 36: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/36.jpg)
Rotor Swept Area
2
4DA
rotor) theofeight center).(H at theh rotor widt Maximum(3
2A
Air Density
TR
p
.
mH.10.194.1 40
![Page 37: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/37.jpg)
Chapter Four
Electrical machine
![Page 38: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/38.jpg)
ptTurbine power
Additional Rotor
Resistance rradd
xspeed
Pgt Active power
Speed
Squirrel Cage Induction Generatior
ptTurbine power
PWM Amplification, Real Part Pmd
PmqPWM Amplification, Imaginary Part
rraddAdditional Rotor Resistance
xspeed Speed
Active powerPgt
Ird,Irq Rotor currents
irss_,_
m
Real/Imaginary stator flux
Mechanical angle
Doubly-fedInduction generator
![Page 39: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/39.jpg)
Power converter
Udc Uac Udc Uac
DCDCDCACACAC PIUIUP )Re( *
![Page 40: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/40.jpg)
Chapter Five
Modeling and Simulations
![Page 41: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/41.jpg)
Model of primary regulation of frequency
![Page 42: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/42.jpg)
Graphical formulation of the equations.
![Page 43: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/43.jpg)
The slope of the primary regulation of frequency
The complete program in run mode
![Page 44: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/44.jpg)
![Page 45: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/45.jpg)
Model of primary regulation of voltage
![Page 46: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/46.jpg)
![Page 47: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/47.jpg)
![Page 48: FACULTY OF ELECTRICAL ENGINEERING Department of Electric power engineering and Ecology](https://reader036.vdocument.in/reader036/viewer/2022062409/56814585550346895db264f5/html5/thumbnails/48.jpg)
Thank
you