Transcript טכנולוגית מנועי Axial Flux

White-paper review
Axial Flux Technology
for Motors & Generators
Axial Flux Technology
for Motors & Generators
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Axial Flux Technology
for Motors & Generators
White-paper review
Background:
Motors & Generators
Classification
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Axial Flux Technology
for Motors & Generators
White-paper review
Vs. brush using
Stator windings
Rotor magnets
driver
brushless
brush
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Axial Flux Technology
for Motors & Generators
White-paper review
Vs. shape
Disk-shaped
Cylindrical
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Axial Flux Technology
for Motors & Generators
White-paper review
Vs. current-field directions
Currents
Magnetic field
Torque
Rotation axles
Axial-Field
Radial-Field
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Axial Flux Technology
for Motors & Generators
White-paper review
WE DEAL WITH AND OFFER:
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Brushless
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Axial field
Disk-shaped
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White-paper review
Axial Flux Technology
for Motors & Generators
Why do we offer …
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Axial Flux Technology
for Motors & Generators
White-paper review
… 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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Axial Flux Technology
for Motors & Generators
Volume1
Volume2
= 1.63 Volume 1
ENGINE
GENERATOR
White-paper review
… Disk-shaped ?
System with
DISK-SHAPED
ENGINE
GENERATOR
Same Volumes
system with CYLINDRICAL
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Axial Flux Technology
for Motors & Generators
White-paper review
… Axial Flux ?
100 % Power
178 % Power
Coils
Magnetic Circuit
Permanent Magnets
Magnetic Flux
Currents
RADIAL FLUX
AXIAL FLUX
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White-paper review
Axial Flux Technology
for Motors & Generators
Detailing The
Axial Flux Technology
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White-paper review
Axial Flux Technology
for Motors & Generators
Version I
With Steel Core
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Axial Flux Technology
for Motors & Generators
White-paper review
Electromagnetic Structure
Core
structure
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Axial Flux Technology
for Motors & Generators
White-paper review
General Design
rotor
Right stator
Left housing
Right housing
Left housing
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Axial Flux Technology
for Motors & Generators
White-paper review
Stator
Core
Active coil part
Internal overhang
External overhang
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Axial Flux Technology
for Motors & Generators
White-paper review
Rotor
Permanent
magnets
Shaft
Carrying
structure
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White-paper review
Axial Flux Technology
for Motors & Generators
Version II
Coreless
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Axial Flux Technology
for Motors & Generators
White-paper review
Electromagnetic Structure
structure
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Axial Flux Technology
for Motors & Generators
White-paper review
General Design
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Axial Flux Technology
for Motors & Generators
White-paper review
Stator
Coils
Carrying structure
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Axial Flux Technology
for Motors & Generators
White-paper review
Rotor
Yoke
Permanent magnets
Carrying
structure
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White-paper review
Axial Flux Technology
for Motors & Generators
Additional Features
of Axial-Flux Machines
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Axial Flux Technology
for Motors & Generators
White-paper review
Various Stators-Rotors Combinations
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Axial Flux Technology
for Motors & Generators
White-paper review
Modularity
Interposed
Rotors
End Rotors
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White-paper review
Axial Flux Technology
for Motors & Generators
Principle Features and
Advantages
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White-paper review
Axial Flux Technology
for Motors & Generators
Version I
With Steel Core
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Axial Flux Technology
for Motors & Generators
White-paper review
Features
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Axial direction of magnetic flux and radial direction
of electric currents
Thin disk-shaped rotor
Flat Nd-Fe-B magnets
Reeled electric steel core
Thermo conducting cooling mechanism
Reduced cogging
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Axial Flux Technology
for Motors & Generators
White-paper review
Advantages
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Excellent torque-to-volume, torque/weight ratios (up
to 2÷3 Nm/kg)
High stall torque
Highest acceleration
Low mechanical time constant
Wide operating speed range
Allowance for peak torques without forced cooling
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Axial Flux Technology
for Motors & Generators
White-paper review
Applications
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Drives for robotic (with and without transmission)
Drives for high inertia loads
Direct drive rotation tables
Torquers
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Axial Flux Technology
for Motors & Generators
White-paper review
Implementations
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Servo-motors for robotics
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6
5
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3
BDM 002 (4.4 Nm stall 4.4 kg)
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BDM 006 (14.4 Nm stall 10.0 kg)
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White-paper review
Axial Flux Technology
for Motors & Generators
Version II
Coreless
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Axial Flux Technology
for Motors & Generators
White-paper review
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 Technology
for Motors & Generators
White-paper review
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 Technology
for Motors & Generators
White-paper review
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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White-paper review
Axial Flux Technology
for Motors & Generators
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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Axial Flux Technology
for Motors & Generators
White-paper review
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 Technology
for Motors & Generators
White-paper review
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 Technology
for Motors & Generators
White-paper review
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 Technology
for Motors & Generators
White-paper review
Implementations
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Motor-reducer assembly
Hub wheel-drive for robotics 3kg (50 Nm 50 rpm)
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Axial Flux Technology
for Motors & Generators
Efficiency
Wirkungsgrad
White-paper review
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
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Leistungsgewicht [kW/kg]
2
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