Method and system for improving the efficiency of 2-wheeled and 3-wheeled motor vehicles
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02N-011/00
F02B-063/04
F02N-011/04
H02P-009/00
H02K-011/04
F02B-061/02
F02N-011/08
H02P-009/48
출원번호
US-0670998
(2015-03-27)
등록번호
US-10030623
(2018-07-24)
발명자
/ 주소
Perier, Laurent
출원인 / 주소
STMICROELECTRONICS INTERNATIONAL N.V.
대리인 / 주소
Seed IP Law Group LLP
인용정보
피인용 횟수 :
0인용 특허 :
7
초록▼
A method and system of improving the efficiency of 2-wheeled and 3-wheeled motor vehicles includes stopping an engine of a motor vehicle system if the motor vehicle system is immobile for more than a predetermined period of time, according to one embodiment. The method and system includes starting t
A method and system of improving the efficiency of 2-wheeled and 3-wheeled motor vehicles includes stopping an engine of a motor vehicle system if the motor vehicle system is immobile for more than a predetermined period of time, according to one embodiment. The method and system includes starting the engine with a magneto system, in response to one or more vehicle conditions, such as operation of a throttle, operation of a clutch, and/or operation of a brake lever, according to one embodiment.
대표청구항▼
1. A two-wheeled or three-wheeled motor vehicle system, comprising: an engine having a rotor that rotates during a combustion cycle of the engine and a magneto system operably coupled to the rotor, the magneto system including one or more inductive coils and one or more permanent magnets;a voltage c
1. A two-wheeled or three-wheeled motor vehicle system, comprising: an engine having a rotor that rotates during a combustion cycle of the engine and a magneto system operably coupled to the rotor, the magneto system including one or more inductive coils and one or more permanent magnets;a voltage converter electrically coupled to the magneto system to receive voltage from the magneto system when the magneto system is driven by the engine, and to provide voltage to the magneto system to cause the magneto system to start the engine; anda controller communicatively coupled to the voltage converter and configured to cause the voltage converter to start the engine through a selective application of a battery voltage to the one or more inductive coils of the magneto system, in response to one or more motor vehicle system conditions. 2. The system of claim 1, further comprising a throttle, a clutch, and a break lever, wherein the one or more motor vehicle conditions include an operation of the throttle, an engagement of the clutch, and at least a partial release of the break lever. 3. The system of claim 1, wherein the controller is configured to terminate operation of the engine, in response to detection of a zero mile per hour or a zero kilometer per hour speed of the two-wheeled or three-wheeled motor vehicle system, and in response to detection of at least a partial engagement of a break lever. 4. The system of claim 1, wherein the one or more inductive coils include three inductive coils having a “Y” coil configuration. 5. The system of claim 1, wherein the engine is configured to rotate the rotor to generate at least one of at least 18 volts, at least 6 amps, and at least 78 watts. 6. The system of claim 5, wherein the engine is configured to rotate the rotor to generate at least one or between 18-220 volts, between 6-20 amps, and between 78-260 watts. 7. The system of claim 1, wherein the voltage converter includes at least 6 transistors configured as an H bridge to selectively apply the battery voltage to the one or more inductive coils to provide the voltage to the magneto system to cause the magneto system to start the engine. 8. The system of claim 7, wherein the at least 6 transistors include are power MOSFETs. 9. The system of claim 7, wherein the at least 6 transistors are integrated gate bipolar transistors. 10. The system of claim 7, wherein the voltage converter includes 6 diodes, wherein each of the 6 diodes is electrically coupled in parallel to a corresponding one of the at least 6 transistors, wherein the 6 diodes enable current to flow from ground through the magneto system and to the battery, when the engine rotates the rotor. 11. A method of improving fuel efficiency of a two-wheeled or three-wheeled motor vehicle system, comprising: stopping an engine of the motor vehicle system if the motor vehicle system is immobile for more than a predetermined period of time; andstarting the engine with a magneto system included in the engine, in response to one or more motor vehicle system conditions,wherein starting the engine with the magneto system includes selectively applying a battery voltage to one or more inductive coils in the magneto system with two or more solid-state switches to apply torque to a rotor,wherein the rotor is operably coupled to the engine. 12. The method of claim 11, wherein the predetermined period of time is approximately 5 seconds. 13. The method of claim 11, wherein the one or more vehicle conditions include an operation of a throttle, an engagement of a clutch, and at least a partial release of a break lever. 14. The method of claim 11, wherein stopping the engine includes determining a speed of the two-wheeled or three-wheeled motor vehicle system, and stopping the engine in response to determining that the speed is a zero miles per hour or a zero kilometers per hour speed. 15. The method of claim 11, wherein the one or more inductive coils include three inductive coils having a delta coil configuration. 16. The method of claim 11, wherein the engine is configured to rotate the rotor to generate at least one of at least 18 volts, at least 6 amps, and at least 78 watts. 17. The method of claim 11, wherein selectively applying the battery voltage to the one or more inductive coils includes applying the battery voltage at least partially based on a switching sequence for the two or more solid-state switches. 18. A two-wheeled or three-wheeled motor vehicle system, comprising: an engine having a rotor that rotates during a combustion cycle of the engine, anda magneto system operably coupled to the rotor, the magneto system including one or more inductive coils and one or more permanent magnets;a voltage converter electrically coupled to the magneto system to receive voltage from the magneto system when the magneto system is driven by the engine, and to provide voltage to the magneto system to cause the magneto system to start the engine;a battery configured to provide a battery voltage;a switch configured to be operatively selected by a user of the motor vehicle system to start the engine; anda controller coupled to the switch and configured to cause the voltage converter to cause the magneto system to start the engine in response to user selection of the switch, the controller being configured to cause the voltage converter to cause the magneto system to start the engine by causing the voltage converter to selectively apply the battery voltage to the one or more inductive coils of the magneto system. 19. The system of claim 18, wherein the voltage converter includes at least 6 transistors configured as an H bridge to selectively apply the battery voltage to the one or more inductive coils to provide the voltage to the magneto system to cause the magneto system to start the engine. 20. The system of claim 19, wherein the voltage converter includes 6 diodes, wherein each of the 6 diodes is electrically coupled in parallel to a corresponding one of the at least 6 transistors, wherein the 6 diodes enable current to flow from ground through the magneto system and to the battery, when the engine rotates the rotor.
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