HIGH POWER DENSITY/LIMITED DC LINK VOLTAGE SYNCHRONOUS MOTOR DRIVE
First Claim
1. A method of optimizing performance of a motor drive system, said method comprising:
- selecting a property for a rated operation point;
selecting inverter system characteristics and motor characteristics such that a motor drive system including an inverter system having the selected inverter system characteristics operatively connected to a motor having the selected motor characteristics will have a rated operation point exhibiting said property;
providing an inverter system having said selected inverter system characteristics;
operatively connecting a motor having said selected motor characteristics to said inverter system; and
minimizing current of the motor drive system including said motor operatively connected to said inverter system in entire operating range of said motor drive system.
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Accused Products
Abstract
A method and an apparatus optimize performance of a motor drive system. The method according to one embodiment comprises: selecting a property for a rated operation point; selecting inverter system characteristics and motor characteristics such that a motor drive system including an inverter system having the selected inverter system characteristics operatively connected to a motor having the selected motor characteristics will have a rated operation point exhibiting the property; providing an inverter system having the selected inverter system characteristics; operatively connecting a motor having the selected motor characteristics to the inverter system; and minimizing current of the motor drive system including the motor operatively connected to the inverter system in entire operating range of the motor drive system.
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Citations
20 Claims
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1. A method of optimizing performance of a motor drive system, said method comprising:
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selecting a property for a rated operation point;
selecting inverter system characteristics and motor characteristics such that a motor drive system including an inverter system having the selected inverter system characteristics operatively connected to a motor having the selected motor characteristics will have a rated operation point exhibiting said property;
providing an inverter system having said selected inverter system characteristics;
operatively connecting a motor having said selected motor characteristics to said inverter system; and
minimizing current of the motor drive system including said motor operatively connected to said inverter system in entire operating range of said motor drive system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A apparatus comprising:
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a motor having motor characteristics; and
an inverter system having inverter system characteristics;
wherein said motor characteristics and said inverter system characteristics are selected such that a motor drive system including said motor and said inverter system operatively connected to each other has a rated operation point with a predetermined property; and
a controller operatively connected to said motor drive system, said controller minimizing current of said motor drive system in entire operating range of said motor drive system. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification