Elektronika Daya Pekik Argo Dahono Elektronika Daya Disiplin

Elektronika Daya Pekik Argo Dahono

Elektronika Daya Disiplin ilmu yang mempelajari penggunaan teknologi elektronika dalam konversi energi (daya) elektrik. Mengapa energi (daya) elektrik perlu dikonversikan? • Hampir semua peralatan listrik bekerja kurang efisien atau tidak bisa bekerja pada sumber energi (daya) elektrik yang tersedia. • Banyak pembangkit energi (daya) elektrik nonkonvensional mempunyai bentuk yang tidak kompatibel dengan sumber energi (daya) elektrik lainnya. P. A. Dahono -- Elektronika Daya 2

Konverter Daya P. A. Dahono -- Elektronika Daya 3

Klasifikasi Konverter Daya • • Konverter DC-ke-DC (Chopper) Konverter AC-ke-DC (Penyearah) Konverter DC-ke-AC (Inverter) Konverter AC-ke-AC (Cycloconverter/Matrix) P. A. Dahono -- Elektronika Daya 4

Konverter Sinyal dan Daya Efficiency is the key P. A. Dahono -- Elektronika Daya 5

Regulator tegangan Efficiency is very low No ripples on the input and output sides P. A. Dahono -- Elektronika Daya 6

Switching Regulator Efficiency is very high Ripples on the input and output sides P. A. Dahono -- Elektronika Daya 7

Linear and Switching Power Supplies Linear Switching P. A. Dahono -- Elektronika Daya 8

Switching Mode Power Supplies Advantages: • High efficient and small size • DC filter capacitor is working at high voltage (Energy stored is high) • The reactive component requirements are small. Disadvantages: • Control is more complicated • EMC problems P. A. Dahono -- Elektronika Daya 9

Power Supply Comparison Power Density Efficiency Linear Power Supply <0. 12 W/cm 3 <40% SMPS 6 W/cm 3 >95% P. A. Dahono -- Elektronika Daya 10

Power Electronic Applications in Power Generation • Excitation system • Automatic Voltage Regulator • Variable Speed Power Generation (Hydro, Wind, Microturbine gas) • Power Conditioners for Renewable Power Generation (Fuel cells, solar cells) • Energy Storage P. A. Dahono -- Elektronika Daya 11

Excitation System in Brushless AC Generator P. A. Dahono -- Elektronika Daya 12

Renewable Energy System P. A. Dahono -- Elektronika Daya 13

Rote Island Hybrid Power System P. A. Dahono -- Elektronika Daya 14

Power Electronic Applications in Power Transmission • • High-Voltage Direct Current Transmission Static VAR Compensators Series Compensation Phase Shifters Dynamic Braking Flexible AC Transmission System High-Speed Circuit Breakers P. A. Dahono -- Elektronika Daya 15

Static VAR Compensator • • Improving power factor Reducing voltage drop and losses Increasing maximum power transfer Improving damping factor P. A. Dahono -- Elektronika Daya 16

HVDC Transmission System • Asynchronous links • Suitable for long distance transmission and underground cable transmission • Improving damping factor P. A. Dahono -- Elektronika Daya 17

Power Electronic Applications in Power Distribution • • Static VAR Compensators Power Conditioners Active Filters Unified Power Conditioners Dynamic Voltage Restorers High-Speed Circuit Breakers Light High-Voltage Direct-Current Distribution Power conditioners for distributed power generation P. A. Dahono -- Elektronika Daya 18

Active Filter P. A. Dahono -- Elektronika Daya 19

Power Electronic Applications in Transportation Industries • • • High-Speed Trains Electric vehicles Elevators Airplanes Ships Unmanned vehicles P. A. Dahono -- Elektronika Daya 20

PWM Inverter for Electric Traction P. A. Dahono -- Elektronika Daya 21

Shinkansen P. A. Dahono -- Elektronika Daya 22

Electric Traction P. A. Dahono -- Elektronika Daya 23

Electric Traction P. A. Dahono -- Elektronika Daya 24

Diesel Electric Locomotive P. A. Dahono -- Elektronika Daya 25

Toyota Prius P. A. Dahono -- Elektronika Daya 26

Ford Escape P. A. Dahono -- Elektronika Daya 27

Toyota Siena P. A. Dahono -- Elektronika Daya 28

Honda Accord P. A. Dahono -- Elektronika Daya 29

Hybrid Vehicles parallel Split Series P. A. Dahono -- Elektronika Daya 30

Power Electronic Applications in Industries • • • Rolling mills Variable speed pump systems Cement kilns Rolling ball mills Robotics Electrolysis P. A. Dahono -- Elektronika Daya 31

Variable Speed Drive Applications Fixed Speed VSD P. A. Dahono -- Elektronika Daya 32

Variable Speed Drives P. A. Dahono -- Elektronika Daya 33

Variable Speed Pumping System P. A. Dahono -- Elektronika Daya 34

Power Electronic Applications in Home Appliances • • Microwave heating Air conditioners Refrigerators Toasters Cookers Vacuum cleaners Wash machines P. A. Dahono -- Elektronika Daya 35

Power Electronic Applications in Information Industries • • • DC power supplies Distributed power supplies Power conditioners Uninterruptible power supplies Battery chargers Voltage Regulator Modules P. A. Dahono -- Elektronika Daya 36

Is power electronics new technology? Power electronics have been developed since the beginning of 20 th century when mercury arc and vacuum tubes technology was emerged. Power conversion has been known for a long time by using a combination of electrical machinery. Power electronics development has grown very fast since the introduction of thyristor or SCR (Semiconductor controlled rectifier) in nineteen fifties. P. A. Dahono -- Elektronika Daya 37

Interdiciplinary nature of power electronics P. A. Dahono -- Elektronika Daya 38

Current Challenges • • Voltage regulator modules for microprocessors Embedded inverter for motor drives Intelligent power ICs Flexible AC power transmission systems Custom power distribution system Unified power conditioners Renewable energy power generation system P. A. Dahono -- Elektronika Daya 39

Microprocessor operating voltages P. A. Dahono -- Elektronika Daya 40

Laptop Power Supply System P. A. Dahono -- Elektronika Daya 41

Matriks saklar P. A. Dahono -- Elektronika Daya 42

Penyearah tak terkendali P. A. Dahono -- Elektronika Daya 43

Penyearah terkendali P. A. Dahono -- Elektronika Daya 44

AC regulator P. A. Dahono -- Elektronika Daya 45

Phase-Controlled AC-AC Cycloconverter P. A. Dahono -- Elektronika Daya 46

Konverter DC-ke-DC P. A. Dahono -- Elektronika Daya 47

Inverter PWM P. A. Dahono -- Elektronika Daya 48

Understanding Power Electronic Circuits • Consider all power semiconductor switches as ideal switches • Ideal switches have no voltage drop, no leakage current, and transition times are zero. • Practical considerations are given in detailed design. • Background on signal electronics is useful to understand power electronics. P. A. Dahono -- Elektronika Daya 49

The End P. A. Dahono -- Elektronika Daya