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12 May 2022 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The Utilization of Electric Energy

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Page 1: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

21 April 2023

DelftUniversity ofTechnology

Electrical Power System Essentials

ET2105 Electrical Power System Essentials

Prof. Lou van der Sluis

The Utilization of Electric Energy

Page 2: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

24. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Introduction (1)

• Electricity: the energy carrier of the future

• A variety of conversions• Into mechanical energy• Into light• Into heat• DC electrical energy• Chemical energy

Page 3: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

34. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Introduction (2)Daily load curve in the Netherlands

(Monday May 15, 2006)

Page 4: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

44. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

The Synchronous Motor (1)Magnetic field generated by a three-phase coil system

Page 5: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

54. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

The Synchronous Motor (2)Synchronous motor connected to an infinite bus

Page 6: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

64. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

The Induction Motor (1)Three-phase induction motor supplied by a single-phase source

Page 7: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

74. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

The Induction Motor (2)The electromagnetic torque as a function of the angular rotor speed

Page 8: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

84. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Light

• The incandescent lamp

• The halogen lamp

• The fluorescent lamp (Tube Light or TL)

• The light-emitting diode (LED)

Page 9: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

94. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Heat

• Boiler

• Water cooker

• Electric stove

• Aluminum and steel furnaces

Page 10: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

104. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Direct Current (1)Single-phase full-wave rectifier

Single-phase full-wave rectifier during the positive (a) and the negative (b) half cycle of Vin

Page 11: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

114. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Direct Current (2)Single-phase rectification

Single-phase half-wave (a) and full-wave (b) rectification

Page 12: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

124. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Residential load

Wiring lay out of four houses or buildings connected to a three-phase supply

Page 13: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

134. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Electric Railways (1)

Courtesy of TenneT TSO B.V.

Page 14: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

144. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Electric Railways (2)Supply principle of a DC railway system

Page 15: 14 September 2015 Delft University of Technology Electrical Power System Essentials ET2105 Electrical Power System Essentials Prof. Lou van der Sluis The

154. The Utilization of Electric Energy | 15

Electrical Power System Essentials ET2105

Electric Railways (3)Supply principle of an AC railway system