Transcript טכנולוגית מנועי Axial Flux

Technology Description
Axial Flux Coreless Technology
Axial Flux Coreless
Technology
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Technology Description
Axial Flux Coreless Technology
Background:
Electric Machines
Classification
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Axial Flux Coreless Technology
Technology Description
Vs. brush using
Stator windings
Rotor magnets
driver
brushless
brush
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Axial Flux Coreless Technology
Technology Description
Vs. shape
Disk-shaped
Cylindrical
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Axial Flux Coreless Technology
Technology Description
Vs. current-field directions
Currents
Magnetic field
Torque
Rotation axles
Axial-Field
Radial-Field
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Technology Description
Axial Flux Coreless Technology
WE DEAL WITH AND OFFER:
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Brushless
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Axial field
Disk-shaped
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Technology Description
Axial Flux Coreless Technology
Why do we offer …
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Technology Description
Axial Flux Coreless Technology
… Brushless ?
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No brushes – no maintenance
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No brushes – long working life
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No brushes – no sparking
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No brushes – reduced EMI / RFI
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… Disk-shaped ?
Volume1
Electric Machine
Technology Description
Axial Flux Coreless Technology
Volume2
Driven
(Driving)
System
System with
DISK-SHAPED
Same Volumes
= 1.63 Volume 1
Electric
Machine
Driven
(Driving)
System
system with CYLINDRICAL
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Technology Description
Axial Flux Coreless Technology
… Axial Flux ?
100 % Power
178 % Power
Coils
Magnetic Circuit
Permanent Magnets
Magnetic Flux
Currents
RADIAL FLUX
AXIAL FLUX
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Technology Description
Axial Flux Coreless Technology
Detailing The
Axial Flux Coreless Technology
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Technology Description
Axial Flux Coreless Technology
Electromagnetic Structure
structure
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Axial Flux Coreless Technology
Technology Description
General Design
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Axial Flux Coreless Technology
Technology Description
Stator
Coils
Carrying structure
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Axial Flux Coreless Technology
Technology Description
Rotor
Yoke
Permanent magnets
Carrying
structure
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Technology Description
Axial Flux Coreless Technology
Additional Features
of Axial-Flux Machines
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Axial Flux Coreless Technology
Technology Description
Modularity - Example of 3-Module Structure
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Technology Description
Axial Flux Coreless Technology
Principle Features and
Advantages
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Axial Flux Coreless Technology
Technology Description
Features
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Axial direction of magnetic flux and radial direction
of electric currents
Light-weight disk-shaped stator
Absolutely no cogging
No parasitic forces between rotor and stators
Self-ventilation or forced cooling
Very low inductance
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Axial Flux Coreless Technology
Technology Description
Advantages
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No eddy-current losses
Excellent power/weight, power/volume ratios
Extremely high efficiency at high speeds
Absolutely smooth rotation
Excellent controllability
Very low voltage drop under load in generators
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Axial Flux Coreless Technology
Technology Description
Applications
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High- and medium speed alternators
Direct drive for ultra-accurate position stages and
rotary tables
Drives for high speed motors with or without
transmissions
Spindles and flywheels
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Technology Description
Axial Flux Coreless Technology
Implementations
 Generators and APU
Gasoline engine
Diesel engine
Controller
Generator
Dual-input
Converter
Generator
Tactical automatic
charger
(24V, 1kW, 8 kg)
Charge
controller
MIL-standard EMI/RFI protected portable
dual-Input diesel generator
(28 VDC, 1.5 kW, 55 kg)
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Technology Description
Axial Flux Coreless Technology
Implementations
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Liquid-cooled motors for heavy electric vehicle
Motor
AT - 25 for EV
(25 kW, 10,500 rpm,
OD=260 mm)
AT - 25 + gear-box 1:7.75
Gear - box
75 kW for EV
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Axial Flux Coreless Technology
Technology Description
Implementations
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Air-cooled motors for light electric vehicle
M300
(300 W 5,000 rpm
0.9 kg, OD=127 mm)
M300 + worm gear (260 W
100 rpm)
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Axial Flux Coreless Technology
Technology Description
Implementations
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Direct drive rotating stages
Turntable RT -200
(accuracy +/- 1”, runout 3um)
Ultra accurate rotating optical bench
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Axial Flux Coreless Technology
Technology Description
Implementations
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Motor-reducer assembly
Hub wheel-drive for robotics 3kg (50 Nm 50 rpm)
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Axial Flux Coreless Technology
Efficiency
Wirkungsgrad
Technology Description
Motor Technology Estimation (1999, per VW)
Trans flux
Coreless Axial Flux
TFMotor
PM-Synchron motor
Asynchronmotor
Eisenloser
Axialfluxmotor
Switched
Reluctance
Motor
Status
Serial production
Prototypes
serienmäßig verfügbar
Prototypen vorhanden
Design Phase
Specific power
1
Leistungsgewicht [kW/kg]
2
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