Title: DFIG
1(No Transcript)
2????? ????? ???????? ????? ??????? ???? ?? ????
?? ????? ?? ??????? ?????? ????? ?? ????
3?????
- ?????? ? ??????? ?????
- ????? ??????? ??? ???? ??????? ?? ??????? ???
???? - ?????? ????? ???????? ?? ? ???? ????? ? ????? ??
???? - ??????? ?????? ????? ?? ???? (DFIG)
- ??????
- ??????? ??? ???? ? ??? ???? ??????? (DFIG)
- (DFIG) ?? ????? ?????? ?? ????? ??? ?????? ?
??????? - ????? ???? ?? (DFIG)
- ???? ????? ????? ??? ????? ?? ????
- ????? ????
- ?????????
- ????? ???????
4?????? ? ??????? ??????? ?? ????? ???
- ?? ??? 1975 ?? ?? ???????? ???? ?? ???? ??????
????? ?? ????? ?????????? ???? ???? ??. - ?? ????? ??? 2002 ?? ????? ??? ??? ?? ???? 31000
?????? ???? ? ?? ????? ??? 2005 ??? ????? ??
58982 ?????? ????? ??? . - ??? ???? ?? ??? ?? ??? 2020 ?????? 10 ?? ???
???? ?? ????? ??? ????? ???. ??? ????? 60000
??????? ?????? ?? ???? ?? ???? 30-25 ???? ??
????? ????? ???.
5- ?? ?? ?? ?? ?? ??? ?? ??? ??? ????? ????? ??? ???
?? ????? ?????? ????? ????? ?????? ????? ????
????? ???? ?? ???? ?? ?????? ??? ????? ?? ????
???? ??? ????? ???? ????? ???? ????? ????? ???
???? ??????? ??. - ?????? ???? ??????? ????? ???? (Slip Energy
Recovery) ???. - ??? ?? ???? ????? ?????????? ??????? ?? ????? ??.
6- ????? ??????? ??? ???? ??????? ?? ??????? ???
???? - ??????? ?????? ??????? ???? (PM)
- ??????? ?????? ????? ????
- ??????? ?????? ????? ??? ???? ???
- ??????? ?????? ????? ?? ????
7- ??????? ?????? ??????? ????
- ??? ??? ??????? ?? ?? ??? ??? ???? ????? ???? ??
???? ???? ????? ??????? ?????. - ?? ??? ?????? ??? ????? ???? ?? ?? ??? ????? ???
???? ???? ???? ???? ??????? ???? ?????? ?? ?? ??
????? ????? ???. - ???? ???? ??? ??? ??????? ?? ?? ??? ??? ?? ????
?? ????? ????? ?????? ??? ?? ??? ?????? ?? ????
????? ????? ?? ??????? ??? ??????? ??????? ???.
8Thyristor Supply-side Inverter
9Hard-switching Supply-side Inverter
10Intermediate DC/DC Converter Stage
11Back-to-back PWM Converter
12- ??????? ??????
- ?????? ??????? ?????? ?? ??????? PM ?????
????- ????? ????-???? ?? ????? ? ??????? ???? - ????? ??????? ?????? ???? ?? ???? ?? ???? ????
?? ???????? ??? ??????? ?? ???? ???? ?? ?????
???? ?????? ?? ????- ????? ??? ????? ?????
(inrush current)?? ????? ?????? ?? ????
13Induction Generator with back-to-back Converters
14- ??????? ?????? ????? ??? ???? ???
- ????? ??? ???? ?? ????? ???? ?????? ?? ????-
?????? ????? ????? ???? ????? ? ?????? - ????? ???? ?? ????? ? ??????? ????? ???? ??
??????? ??????- ???? ?? ?????? ????
15- ??????? ?????? ????? ?? ????
- ??? ??????? ?? ???? ??? ???? ?????? ??? ????
????? ?? ????? ??????? ??????? ?????? ??? ???
??????? ?? ?????? ????? ?? ?? ????. - ?? ????? ??? ??????? ??? ???????? ???? ?????
??????? ?? ?? ??????? ??? ???? ??? - ????? ??? ????? ????? ?? ????? ????? ?????? ??
??????? ????? ???? ???? ?????? ???? ????. - ?? ??? ??????? ??????? ???????? ?? ???? ??? ???.
??? ??? ??? ????? ?? ???? ??? ????? ????? ???? ?
?? ????? ????? ???? ? ?? ???????? ??? ????? ?????
??? ???.
16Variable-speed wind turbine with a doubly-fed
induction generator (DFIG).
17- ?????? DFIG
- ?????? ????? ????? ???? ?? ???????
- ?????? ?????? ?? ???? ?????? ?? ????
- ?????
- ?????? ?????? ???? ??? ?? ????? ???? ???????
???? Overheat ??? - ?????? ????? ???? ??????? ?? ???? ?? ?? ?? ????
???? ?????? ? ????? ?? ?? ???? ?????? - (Super-synchronous and Sub-synchronous
Speed) - ???? ?????? ???? ????????(???? 30 ?? ????)
- ???? ????? ? ????? ????????
- ??????? ??? ????? ????? DeWind, GEWind Energy,
Nordex, and Vestas
18DFIG with static Kramer drive
??? ????? ??? ??????? ?? ???? ?????? ?? ????
?????? ??? ???? ? ?? ??????? ? ????? ?? ???? ????
????? ?????. ???? ?? ??? ???? ?? ??? ??? ???? ??
??? ???? ????? ????? ?? ???? ????? ??????????
??????? ?? ???. ??????? ?? ???? ????? ??????????
????? ????? ???? ?????? ??????? ?? ???? ????????
??? ????? ?? ?? ?? ???. ?? ???? ??? ??? 7.5 ??
8.5 ??? ?? ????? ?????? ???? ?? ?? ???? ?????? ??
????? ?? ?? ???? ?????? ????? ?? ???. ??? ????
??? ??? ?????? ??? ???? ? ????????? ???????? ?? ?
????? ???????? ?? ???? ?? ???? ???????? ??? ????
???.
19DFIG with back-to-back PWM converters
???????? ??? ?????? ???? ????? ??? ????? ?? ???
???? ??? ?? ????? ????? ????? ?????? ?? ????????
??? ???? ?? ??? ???? ???? d ?? ?????? ?????
????? ??????? ???. ???????? ??? ???? ?? ????
????? ????? ???? d ????? ???? DC ?? ???? ????
??????. ?????? ?? ???? ?? ???? ????? ????? ???? q
???? ?????? ?? ????? ???. ???? ???????? ??? ?????
?????? ?? ???????? ?????? ???????? ? ????? ?????
??????? ??????? ???.
20DFIG with matrix converter
- ???????? ??????? ?? ????? ?? ?? ????? ????? AC
????? ?? ?? ??????? ?? ????? DC ???? ?? ??? ????
????? ???. - ?????? ??? ????????
- ??? ???? DC
- ????? ??? ??? ?? ???????? ????? ?? ???.
- ??? ???? ??? ??? ???? ?? 9 ????? ?? ???? (??
????? 18 ?????) ??? ?? ????? ?? ???? ?? ???.
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24(No Transcript)
25??????? ??? ???? ?? ??????? ?????? ????? ??
???? ??????? ?????? ?? ???? ???? ?? ???? ?????
?? ???? ??? ?????? ?? ???? ?????? ?? ???? ????
????? ???? ? ?? ???? ??? ???? ?? ?? ?? ???? ????
?? ????.
26- ??????? ???? ????? DFIG
- ?? ??? ???? ????? ???? ??????? DFIG ???? ???? ???
???.
Equivalent circuit of induction machine
???? ????? ??? ?????
????? ???? ????? ???? ????? ?????
??? ?? ???????? ??? ????? ???? ????????
????? ??? ?? ???? ??????? (?? ?? ???)
27- ??????? ???? ????? DFIG (?????)
?????? ?????????????
?? ??? ??? ?? ????? ???? ??????? ? ????? ??????
????
???? ????? ??? ???????
???? ????? ??? ?????
28- DFIG ?? ????? ?????? ?? ????? ??? ?????? ?
??????? - DFIG ?? ????? ????? ??????
- ?? ??? ????? ??? ?? ??? ???? ?? ???????
???? ??? ??? ???. - ??? ????? ?? ?? ????? ??? ??? ????? ???? ?????
?????? ???? ??? ?? ??? ????? ?? ????? ?? ???? DC
???? ?? ???.
PS vs. d curves of a DFIG.
29???? ???? ????? ?? ??? ??? ?? ?????? ????
30- DFIG ?? ????? ????? ???????
??? ??? ????? ??? ???? ???? DFIG ?? ???? ??
???. ????? ???? ??? ??? ???? ????? ?? ? ????? ???
?????? ???? ????? ??????? ?????? ???? ?? ???.
PS vs. ?m.
31DFIG????? ?? ?? ????? ??????
32????? ????? ?? ??????? ?????? ????? ??????
- Cascaded Doubly-Fed Induction Machine
- Single-Frame Cascaded Doubly-Fed Induction
Machine
Principle of cascaded doubly-fed induction
machine.
33- Brushless Doubly-Fed Induction Machine
- Doubly-Fed Reluctance Machine
34?? ????? ?? ???? ??????? ?????? ?? ????? ???????
????? ? ???? ???? ??? ???? ?? ????? ? ??? ???? ?
???? ????? ??????? ?? ?? ?? ??????? ??? ????
???????? ????? ???? ??????? ?? ??????? ???
??????? ???? ?? ?? ???? ????? ???? ? ??? ????? ?
??? ???? ??????? ???? ???? ??????? ???? ????? ??
????? ???? ??????? ?? ??????? ?????? ????? ????
??????? ????? ?? ????? ???? ???? ?? ? ???? ????
??? ?? ??? ????? ???? ??????? ?? ???? ????? ?????
???? ??? ????
35????????? ????? ??? ?? ? ???? ??? ????? ??????
???? ????? ????? ? ?????? DFIG ????? ?????
??????? ??????? ?? ?DFIG ?? ????? ????? ??? ??
?????? ????? ?? ???? ?? DFIG ????? ??? DFIG ??
????
36- ????? ?????
- 1- Baroudi JA, et al. A review of power converter
topologies for wind generators.Renew Energy
(2007) - 2- Lianwei Jiao, et al. Doubly-fed induction
generator (DFIG) as a hybrid of asynchronous and
synchronous machines, Available online at
www.siencedirect.com - 3- Henk Polinder, et al. Basic Operation
Principles and Electrical Conversion Systems of
Wind Turbines, Available online at
www.elkraft.ntnu.no - 4- Datta, R., Ranganathan, V.T. Variable-speed
wind power generation using doubly fed wound
rotor induction machine-a comparison with
alternative schemes, IEEE Transaction onEnergy
Conversion, Volume 17, Issue 3, Sep 2002, pp.414
- 421
37?? ???? ?? ???? ???