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14 UV-irradiation UV-cationic cure UV-cationic cure UV-cationic cure Thermal cationic Reaction heat cure Thermal cationic Cation Reaction heat cure Cation (a) UV-curing of surface is (b) Chain-curing continues (c) All resin are cured by trigger of chain-curing. toward depth direction. chain-curing, even (Thermal cations are generated.) non-irradiation part. Cure Reaction Front Closed Mold Driving Energy Input UV, IR and so on (Energy-ray) ray) Heat CF Fabric + UV curable resin

15 Stiffness (Elastic Modulus) Splice Section (Bearing Strength) Flange (Tensile/Compressive Modulus) Web (Shear Modulus) Mechanical Properties Tensile Strength (MPa) Modulus (GPa) Compressive Strength (MPa) Modulus (GPa) Bearing Strength (MPa) CAI * Strength (MPa) *Energy level:6.7j/mm Results

16 Loading Point Support Point

17 Flange Web H18 Tg Tg J/mm

18 I I I R 1 2 (a) Optical loss measurement FBG sensor Strain measurement I F Resin I T FBG Refractive index measurement (c) FBG (b) 2 (d) FBG 2nd n d

19 30mm 30mm 30mm Fiber1 Fiber2 Fiber3 30mm FBG Resin Cure direction Thermocouple 1 Thermocouple 2 Thermocouple 3 2mm Temperature O R1 C O R2 R1 C O H O 0 R1 Time (sec.) O C R2 R1 O C O H O R1 C O R2 Temperature Strain Strain (%)

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23 3.5 mm 250 mm 250 mm

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26 Strain Probe Frequency Intensity 430 Distance 460

27 X=0.18 m X=0.32 m #3 bolt X=-0.42 m 25mm #6 bolt 150mm X=-0.28 m

28 Strain [με] Position [m] #3 #6

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30 Coupon specimen Double lap shear type 25 mm in width 250 mm in length Structure element type test article Skin with a hat-type stringer 300 mm in width 1000 mm in length Sub-component type test article wing box structure 2000 mm in chord 4000 mm in span 800 mm in thickness

31 Stringer Stringer / / Rib

32 / mm , , , ,000,0000 A-scan Voltage [mv] [mv] Voltage [mv] Voltage / mv Voltage / mv Voltage / mv L Time [µsec] L Time / sec. Step Step Time [µsec] Time / sec. L Step Time [µsec] Time / sec.

33 Health monitoring system FBG sensors

34 HRAGS () FBG 300 SW 18ch MEMS ASE C ASE HRAGS () FBG 300

35 1m 2m

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38 PC DAQ FBG3 AWG FBG4 FBG2 FBG1 ASE mm

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40 CFRP 1800mm500mm 16PLY FBG4 9

41 STRINGER FBG2 FBG1 FBG3 FBG4 VIEW FROM STRINGER SIDE

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43 MgRE Mg Ar mm Al 1.3 H15 H16 H17 H18 H19 H20

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50 0.2 No. (MPa) (MPa) (GPa) Z12a Z12b Z12c Z14a Z14b Z14c ()

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52 2 RS 1000kN

53 RS Mg 97 Zn 1 Y 2 Al RS Mg 97 Zn 1 Y 2 (at%) 1200mm (g/m 3 )

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67 :DAU (Data Acquisition Unit) :DEU (Data Evaluation Unit) :Outline of optical fiber

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75 unit: mm Fig. Structure of model three-phase stacked transformer cores (a) Alternate-lap joint (b) Step-lap joint 3 4)

75 unit: mm Fig. Structure of model three-phase stacked transformer cores (a) Alternate-lap joint (b) Step-lap joint 3 4) 3 * 35 (3), 7 Analysis of Local Magnetic Properties and Acoustic Noise in Three-Phase Stacked Transformer Core Model Masayoshi Ishida Kenichi Sadahiro Seiji Okabe 3.7 T 5 Hz..4 3 Synopsis: Methods of local

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