SYSTEM HAVING AN ELECTRIC DEVICE WHICH FUNCTIONS BOTH AS AN ELECTRIC MOTOR FOR DRIVING MACHINES AND AS A GENERATOR TO GENERATE ELECTRICAL POWER, AND HAVING A POWER SOURCE FOR DRIVING THE ELECTRIC DEV
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A system which has an electric device that functions in the system both as an electric motor for supplying power to machines and as a generator to generate electrical power. The system includes an outside source of power (an internal combustion engine, wind power, hydraulic power, human power, etc.)
A system which has an electric device that functions in the system both as an electric motor for supplying power to machines and as a generator to generate electrical power. The system includes an outside source of power (an internal combustion engine, wind power, hydraulic power, human power, etc.) which powers the electric device to act as a generator, to generate electricity (electrical power). The electric device includes a stator and rotor, with a laminated iron core.
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What is claimed is: 1. A system comprising: at least two electrical devices, wherein each electric device includes: an induction motor and is selectable in real-time to operate as either an electric motor for driving a load and as a generator to generate electrical power; a mechanical power source
What is claimed is: 1. A system comprising: at least two electrical devices, wherein each electric device includes: an induction motor and is selectable in real-time to operate as either an electric motor for driving a load and as a generator to generate electrical power; a mechanical power source selectably connectable to the induction motor, wherein selectable connection is to mechanically drive the induction motor to operate the same as a generator; and an electrical power source selectably connectable to the induction motor, wherein selectable connection to operate the induction motor as a motor to drive the load. 2. The system according to claim 1, comprising the load, adapted to be driven by the induction motor when the induction motor functions as the motor. 3. The system according to claim 2, wherein the induction motor, when functioning as the motor, is an alternating current electric motor, and the load is selected from the group consisting of machine tools and compressors; and wherein the mechanical power source being at least one selected from the group consisting of a direct current electric motor, an internal combustion engine, a source of wind power, a source of hydraulic power and a source of manually-generated power. 4. The system according to claim 1, wherein the induction generator, functioning as the generator, is electrically connected to an electric power line. 5. The system according to claim 1, wherein when the induction motor is functioning as a generator, and generates electrical power, the induction motor is in a non-load condition and has a speed near a synchronous speed. 6. The system according to claim 1, comprising sensors for detecting conditions of the system, thereby obtaining detected data; and when the electric device changes from a stopped status or a status of driving the load to a status of generating electrical power, the stopped status or status of driving the load is changed over to electrical power generation based upon the detected data, whereby the system is operation-controlled. 7. The system according to claim 6, wherein said sensors detect a load condition and electrical power supplied by said electrical power source. 8. A system comprising: at least two electrical devices, wherein each electric device includes: an induction motor and is selectable in real-time to operate as either an electric motor for driving a load and as a generator to generate electrical power; a first mechanical power source selectably connectable to the induction motor, wherein selectable connection is to mechanically drive the induction motor to operate the same as a generator; a second mechanical power source selectably connectable to the induction motor, wherein selectable connection is to mechanically drive the induction motor to operate the same as a generator; an first electrical power source selectably connectable to the induction motor, wherein selectable connection is to operate the induction motor as a motor to drive the load; and a second electrical power source selectably connectable to the induction motor, wherein selectable connection is to operate the induction motor as a motor to drive the load. 9. The system according to claim 8, wherein said induction motor, when functioning as an electric motor, is an alternating current electric motor, and the load is selected from the group consisting of machine tools and compressors, and wherein the first mechanical power source and the second mechanical power source are each being at least one selected from the group consisting of a direct current electric motor, an internal combustion engine, a source of wind power, a source of hydraulic power and a source of manually-generated power. 10. The system according to claim 1, wherein ones of the induction motor are each selectable as either the electric motor or the generator, independently of other induction motors. 11. The system according to claim 1, wherein the load and the mechanical power source are different from one another. 12. The system according to claim 1, wherein the electrical power source includes connection to alternating current electrical wiring, and the mechanical power source includes connection to the alternating current electrical wiring. 13. The system according to claim 1, comprising an electrical network including at least one of sensor and control, for changing an operational status of the induction motor from the motor to the generator or vice-versa based upon at least one predetermined condition. 14. The system according to claim 13, wherein the induction motor is operated as the motor upon a predetermined condition of mechanical power of the mechanical power source being disconnected from the induction motor. 15. The system according to claim 13, wherein the induction motor is operated as the generator upon a predetermined condition of a rotational speed of the induction motor becoming greater than a synchronous speed of the induction motor. 16. The system according to claim 13, wherein the induction motor is operated as the generator upon a predetermined condition of the induction motor being disconnected into a free state from the load. 17. The system according to claim 13: wherein the induction motor is operated as the motor upon a predetermined condition of mechanical power of the mechanical power source being disconnected from the induction motor; wherein the induction motor is operated as the generator upon a predetermined condition of a rotational speed of the induction motor becoming greater than a synchronous speed of the induction motor; and wherein the induction motor is operated as the generator upon a predetermined condition of the induction motor being disconnected into a free state from the load. 18. The system according to claim 8, wherein ones of the induction motor are each selectable as either the electric motor or the generator, independently of other induction motors. 19. The system according to claim 8, wherein the load is different from each of the first mechanical power source and the second mechanical power source. 20. The system according to claim 8, wherein the electrical power source includes connection to alternating current electrical wiring, and at least one of the first mechanical power source and the second mechanical power source includes connection to the alternating current electrical wiring. 21. The system according to claim 8, comprising an electrical network including at least one of sensor and control, for changing an operational status of the induction motor from the motor to the generator or vice-versa based upon at least one predetermined condition. 22. The system according to claim 21, wherein the induction motor is operated as the motor upon a predetermined condition of mechanical power of the first mechanical power source and the second mechanical power source being disconnected from the induction motor. 23. The system according to claim 21, wherein the induction motor is operated as the generator upon a predetermined condition of a rotational speed of the induction motor becoming greater than a synchronous speed of the induction motor. 24. The system according to claim 21, wherein the induction motor is operated as the generator upon a predetermined condition of the induction motor being disconnected into a free state from the load. 25. The system according to claim 21: wherein the induction motor is operated as the motor upon a predetermined condition of mechanical power of the first mechanical power source and the second mechanical power source being disconnected from the induction motor; wherein the induction motor is operated as the generator upon a predetermined condition of a rotational speed of the induction motor becoming greater than a synchronous speed of the induction motor; and wherein the induction motor is operated as the generator upon a predetermined condition of the induction motor being disconnected into a free state from the load.
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이 특허에 인용된 특허 (4)
Kawamura Hideo (Samukawa JPX), Motor vehicle driving system.
Smith, James S.; Duford, James D.; Jore, James D.; Jore, Lincoln M.; Jore, Matthew B.; Sullivan, Brian J., Methods and apparatus for overlapping windings.
Smith, James S.; Eichinger, Marc W.; Eisen, Stephane A.; Jore, James D.; Kvam, Michael A.; Sullivan, Brian J., Methods and apparatus for segmenting a machine.
Jore, Matthew B.; Jore, Lincoln; Kvam, Michael A.; Jore, James D.; Samsel, David; Duford, James David; Smith, James S., Systems and methods for improved direct drive generators.
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