Title: A Novel AC-DC-AC Power Control System for Microturbine Generator
1A Novel AC-DC-AC Power Control System for
Microturbine Generator
2Microturbine system
1.Genetator, 2.Inlet air, 3. Combustion, 4.Air to
recuperator, 5 Compressor,6. Turbine,
7.Recuperator, 8. Exhaust gases 9. Exhaust gas
heat exchanger, 10. Exhaust gas outlet 11. Hot
water outlet, 12. Water inlet
3High speed generator
4Schematic of power control
1 High speed generator, 2 Rectifier/ start up
converter, 3. DC bus 4. Inverter, 5.line filter,
6.EMC filter, 7.Main circuit breaker
5The model of six phase PMSM
- 1.Double three phase PMSM
- 2.Utilizing a set of three phase winding
- during starting period
- 3.Reducing rated current of power transistor
- 4.Reduced the ripple of PMSM torque
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7- The stator voltage equation is
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8Transformation matrix
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11A novel converter topology
12PMSM vector control frame
13Active and diode rectifier
14DC-AC Inverter
15Six phase PMSM current
16Generator voltage from rectifier side
17Six phase PMSM id1 and iq1
18The total Id and Iq
19Current through boost chopper
20Current from AC to DC
21Vdc
22Output current to grid
23Summary
- What are new
- 1.Six phase PMSM model
- 2.New AC to DC topology
- 3.New control method
- What is challenge
- High frequency and super high
- speed of PMSM
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