Disc rotors with permanent magnets for brushless dc motor
Patent
·
OSTI ID:7049070
This patent describes a brushless dc permanent magnet motor for driving an autonomous underwater vehicle. It comprises first and second substantially flat, generally cylindrical stators disposed in side by side relation; a first substantially flat, generally cylindrical rotor; a first shaft connected to the first rotor and a second, concentric shaft connected to the second rotor; and means for providing rotation of the first and second shafts in opposite directions.
- Assignee:
- Dept. of Energy, Washington, DC (United States)
- Patent Number(s):
- A; US 5117141
- Application Number:
- PPN: US 7-559030
- OSTI ID:
- 7049070
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
25 ENERGY STORAGE
250100 -- Energy Storage-- Magnetic
32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION
320204 -- Energy Conservation
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& Utilization-- Transportation-- Sea & Water
320301 -- Energy Conservation
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33 ADVANCED PROPULSION SYSTEMS
330300* -- Advanced Propulsion Systems-- Electric-Powered Systems
DC SYSTEMS
DESIGN
ELECTRIC MOTORS
ELECTRIC-POWERED VEHICLES
ENERGY SOURCES
ENERGY STORAGE
MAGNETIC FLUX
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MOTION
MOTORS
PERMANENT MAGNETS
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ROTATION
STORAGE
UNDERWATER OPERATIONS
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250100 -- Energy Storage-- Magnetic
32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION
320204 -- Energy Conservation
Consumption
& Utilization-- Transportation-- Sea & Water
320301 -- Energy Conservation
Consumption
& Utilization-- Industrial & Agricultural Processes-- Energy Sources
33 ADVANCED PROPULSION SYSTEMS
330300* -- Advanced Propulsion Systems-- Electric-Powered Systems
DC SYSTEMS
DESIGN
ELECTRIC MOTORS
ELECTRIC-POWERED VEHICLES
ENERGY SOURCES
ENERGY STORAGE
MAGNETIC FLUX
MAGNETS
MOTION
MOTORS
PERMANENT MAGNETS
POWER SYSTEMS
ROTATION
STORAGE
UNDERWATER OPERATIONS
VEHICLES