??:DC?????(750V)

1
????????

• ??? ???
• ????????
• ?????

2
??

• 1.????????
• 2.??????
• 3.???????????
• 4.????????

3
1.????????

• ??DC?????(750V)
• ??AC???????
• ??AC???????( )

4
?? DC(750V)?????

• DC 750V ???

5
??AC???????
6
??AC???????( )
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2.??????

• ????
• ????

????
???
EMU
700T
8
???????

• ???
• ?????(?????????)

9
????

• ????
• ????
• ??????
• ????

10
3.???????????
11
?????????????
12
AC/DC Converter (Rectifier)

• Phase control (Semi-Converter)
• Switching-mode Rectifier (with regeneration)

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Phase control (Semi-Converter)
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Switching-mode Rectifier (with regeneration)
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DC/AC Converter (inverter)

• Full-bridge inverter
• Multi-level inverter

16
Full-bridge inverter
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Three-level inverter
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Three-level inverter
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4.????????

• ?????/???( )
• ????(adhesion)/????(friction)
• slippingwheel velocities lt train speed
• skiddingwheel velocities gt train speed

20
???????
21
???????
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Slip and skid prevention

• Train speed and position evaluation
• Traction (adhesion) Force measurement
• Readhesion control

23
One axis train model
Equations
24
?????????????
25
???????????????
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????

• (1)T.M. Jahns and V. Blasko, Recent Advances in
  Power Electronics Technology for Industrial and
  Traction Machine, Proceeding of The IEEE, Vol.
  89, No. 6, pp.963-973, Jane, 2001.
• (2)T. Gada, I. Rudas and . Suda, Neural Network
  based Estimation of Friction Coffecient of Wheel
  and Rail, IEEE conference.
• (3)Y. Takaoka and A.Kayamura, Disturbance
  Observer Based Adhesion Control for Shinkansen,
  IEEE AMC2000Nagoya, pp.169-174.
• (4)I. Yasuoka, T. Henmi, Y.Nakazawa and I.
  Aoyama, Improvement of Re-adhesion for Commuter
  Trains with Vector Control Traction Inverter,
  IEEE PCC-Nagaoka 97, pp.51-56.