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US 20130043679A1
(19) United States (12) Patent Application Publication (10) Pub. No.: US 2013/0043679 A1
Nomoto (43) Pub. Date: Feb. 21, 2013
(54) WIND POWER GENERATOR Publication Classi?cation
(75) Inventor: Kazuki Nomoto, Kagoshima-shi (JP) (51) Int‘ Cl‘ H02P 9/04 (2006.01) F 03D 9/00 (2006.01)
(73) Assigneez Bitumen kagoshima Co‘, Ltd" (52) US. Cl. .......................................... .. 290/44, 290/55
Kagoshima (JP) (57) ABSTRACT A wind power generator comprises a ?rst power generator
(21) Appl. No.: 13/379,224 including a rotor arranged so as to be coaxial with a rotation shaft and generates electric power by the rotation of the rotor,
(22) PCT Filed: Dec_ 27, 2010 a ?ywheel which is coaxial with the rotation shaft and arranged through a one-way clutch so that when the rotation
(86) PCT NO _ PCT / JP10 I73 577 shaft increases its speed, the ?ywheel is in an integrally rotat " ing state with the rotation shaft, and when the rotation shaft
§ 371 (c)(1), reduces its speed, the ?ywheel is separated from the rotation (2), (4) Date: Dec. 19, 2011 shaft to rotate inertially, a second power generator including
a rotor arranged so as to be coaxial with the ?ywheel and (30) Foreign Application Priority Data rotate integrally with the ?ywheel generates the electric
power by the rotation of the rotor with the rotation of the May 31, 2010 (JP) ............................... .. 2010-125350 ?ywheel, and an output portion which externally outputs any Jun. 7, 2010 (JP) 2010-130372 one of the electric powers generated by the ?rst and second
Jun. 14, 2010 (JP) ............................... .. 2010-135106 power generators.
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Patent Application Publication Feb. 21, 2013 Sheet 1 0f 33 US 2013/0043679 A1
FIGJ
F162
10
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Patent Application Publication
FIGGA
Feb. 21, 2013 Sheet 2 0f 33 US 2013/0043679 A1
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Patent Application Publication Feb. 21, 2013 Sheet 3 0f 33 US 2013/0043679 A1
FIGA
11 0X
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Patent Application Publication
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Feb. 21, 2013 Sheet 4 0f 33
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US 2013/0043679 A1
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Patent Application Publication Feb. 21, 2013 Sheet 5 0f 33 US 2013/0043679 A1
FIG.6
. 93A
'94 93
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102A 1678 102a
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Patent Application Publication Feb. 21, 2013 Sheet 6 0f 33 US 2013/0043679 A1
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Patent Application Publication Feb. 21, 2013 Sheet 7 0f 33 US 2013/0043679 A1
FIGBA 5x,9x
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Patent Application Publication Feb. 21, 2013 Sheet 9 0f 33 US 2013/0043679 A1
FIG.9
528,928 7W
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Patent Application Publication Feb. 21, 2013 Sheet 10 0f 33 US 2013/0043679 A1
53.93
‘ 528,928
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Patent Application Publication Feb. 21, 2013 Sheet 11 0f 33 US 2013/0043679 A1
FIGYI 1
f 3 2 If f 1
30,‘ i 9.11 y ............. .. i 2x
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Patent Application Publication Feb. 21, 2013 Sheet 12 0f 33 US 2013/0043679 A1
FIG.1 2A 19mg)
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Patent Application Publication Feb. 21, 2013 Sheet 13 0f 33 US 2013/0043679 A1
FIG.1 3 1Q}, 101A 1015
210 1 52 51 5; 5.4 103; 94 91 {92
100
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Patent Application Publication Feb. 21, 2013 Sheet 14 0f 33 US 2013/0043679 A1
91
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Patent Application Publication Feb. 21, 2013 Sheet 15 0f 33 US 2013/0043679 A1
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Patent Application Publication Feb. 21, 2013 Sheet 16 0f 33 US 2013/0043679 A1
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Patent Application Publication Feb. 21, 2013 Sheet 17 0f 33 US 2013/0043679 A1
730 7E§2 76A 3 m4 762 761 731 5 f 750 74 i I 76E - E
7581 758 f 7552 ‘jig/A
(With coil‘) FIG.1 6C
7581; 7552
DiQWQiéSSPUQF (With coil‘)
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Patent Application Publication Feb. 21, 2013 Sheet 18 0f 33 US 2013/0043679 A1
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Patent Application Publication Feb. 21, 2013 Sheet 19 0f 33 US 2013/0043679 A1
FIG.1 8
( START )
iii
()btain rotational Speed inibm’lation
w
Rotational spead_level is i653 than ynf?dctcn'nlncd lcvezl‘?
N 0
Stop supply Mdriv?r ?icctric power Supply drive electric power
END
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