tram: Škoda 15t. petr sýkorav12 basic informations tram special for prague 3 sections
TRANSCRIPT
![Page 1: Tram: Škoda 15T. Petr SýkoraV12 Basic informations Tram special for Prague 3 sections](https://reader035.vdocuments.net/reader035/viewer/2022070323/56649da15503460f94a8c99e/html5/thumbnails/1.jpg)
Tram: Škoda 15T
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Petr Sýkora V1 2
Basic informations
• Tram special for Prague
• 3 sections
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Petr Sýkora V1 3
From trhe passenger view
• 61 sitting places
• 239 standing places – 8 persons/m3
• 1 place for baby car or disabled person
• High of floor above platform: 350 mm/450mm, without steps- low floor 100%
• vmax 60 km/h
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Petr Sýkora V1 4
Mechanics
• Car length 31400 mm
• Car width 2460 mm
• Car high 3600mm
• Rotary bogie type Jacobs. That means under section link
• Rotary sections
• Uspořádání pojezdu Bo´Bo´Bo´Bo´
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Petr Sýkora V1 5
Bogie
• Free wheels– Wheels are not connected with shaft– The space for shafts is used for low floor
– Good driving features in curves
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Petr Sýkora V1 6
Brakes
• Electro dynamic brakes recovering or into resistances– Main brake• Electrohydraulic brakes with disks directly on
Wheels– Park and emergency brake– The pressing forth is performed by spring. Releasing
is performed with hydraulic• Elektromagnetic friction rail brake.
_supplied from battery_Emergency
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Petr Sýkora V1 7
Drive
• Every wheel is driven separatly by a tgraction motor
• TM is situated crosswise in the bogie
• No gear box. Wheel is directly driven.
• Between wheel and traction motor is a short elastic clutch
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Petr Sýkora V1 8
Electric equipment
• 4 bogies whith 4 synchronnous TM each. 16 TM and 16 invertors with IGBT.
• Convertor for auxiliary drives and battery charging
• Battery
• Everything is on the roof.
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Petr Sýkora V1 9
Equipment in tram arrangement
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Petr Sýkora V1 10
Traction motor
• 3 phase permanent magnet synchronous motor. • Type HLU 3436P/44VA• Pn = 46,6kW• Un = 3 x 387V• In = 149A• nn = 196 ot/min• nmax = 706ot/min• Class isolation H• Whater cooling• Mass 252kg
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Petr Sýkora V1 11
Traction motor
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Petr Sýkora V1 12
Traction motors in bogie
Foto: David Dienstbier
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Petr Sýkora V1 13
Traction convertor
• Common block for one bogie ~ 4 TM– 4 common blocks with IGBT – air cooling– Brakin resistance– Water cooler for TM
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Petr Sýkora V1 14
Traction convertor parameters
• Incoming voltage Udc = 600V• Outgoing voltage Us = 0 ÷ 500V• Outgoing frequency f = 0 ÷ 280Hz• Outgoing current Imax = 98A for each
motor
• Maximal power of the convertor 4x46, kW
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Petr Sýkora V1 15
Traction convertor
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Petr Sýkora V1 16
Container for auxiliary drive convertors
• Convertor 3x400V/230V~– 2 outgoing voltages– Pmax 14kVA every output
• Convertor for battery chrging 24V=– Imax 240A
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Petr Sýkora V1 17
Container for battery
• Situated on the roof
• Battery capacity 240Ah
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Petr Sýkora V1 18
References
• www.skoda.cz
• Firemní materiály fy. Škoda Electric