Hybrid electrical vehicle and method for controlling the same
First Claim
1. A hybrid electrical vehicle, comprising:
- a transmission device connected with wheels of the hybrid electrical vehicle;
an engine and a gearbox, wherein the engine is connected with the transmission device via the gearbox;
an electric motor and a gear reducer, wherein the electric motor is connected with the transmission device via the gear reducer;
a power battery configured to supply power to the electric motor; and
a control module configured to control the electric motor and the engine according to a working mode selected by a user from a plurality of working modes and to control the hybrid electrical vehicle to switch between the plurality of working modes according to a driving state of the hybrid electrical vehicle and/or a working state of the power battery, wherein the plurality of working modes comprise at least two of an electrical-economical mode, an electrical-sport mode, a hybrid electrical-economical mode and a hybrid electrical-sport mode,wherein when the hybrid electrical vehicle is in at least one of the electrical-economical mode and the electrical-sport mode, when the hybrid electrical vehicle is in the electrical-economical mode, a maximum output power of the power battery is less than a first predetermined power, or when the hybrid electrical vehicle is in the electrical-sport mode, the maximum output power of the power battery is less than a second predetermined power, wherein the second predetermined power is greater than the first predetermined power; and
wherein when the hybrid electrical vehicle is in at least one of the hybrid electrical-economical mode and the hybrid electrical-sport mode, when the hybrid electrical vehicle is in the hybrid electrical-economical mode, each of the maximum output power of the power battery and a maximum output power of the engine is less than the first predetermined power, and a maximum output torque of the engine is less than a first torque threshold, or when the hybrid electrical vehicle is in the hybrid electrical-sport mode, the maximum output power of the power battery is less than the second predetermined power, and the control module allows the engine to output the maximum output torque and the maximum output power.
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Accused Products
Abstract
A hybrid electrical vehicle and a method for controlling a hybrid electrical vehicle are provided. The vehicle includes: a transmission device (1) connected with wheels (2a and 2b) of the hybrid electrical vehicle; an engine (3) and a gearbox (4), wherein the engine (3) is connected with the transmission device (1) via the gearbox (4); an electric motor (5) and a gear reducer (6), wherein the electric motor (5) is connected with the transmission device (1) via the gear reducer (6); a power battery (7) configured to supply power to the electric motor (5); and a control module configured to start the engine (3) and the electric motor (5) according to a working mode selected by a user from a plurality of working modes, and to control the vehicle to switch between the plurality of working modes according to a driving state of the vehicle and/or a working state of the power battery.
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Citations
21 Claims
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1. A hybrid electrical vehicle, comprising:
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a transmission device connected with wheels of the hybrid electrical vehicle; an engine and a gearbox, wherein the engine is connected with the transmission device via the gearbox; an electric motor and a gear reducer, wherein the electric motor is connected with the transmission device via the gear reducer; a power battery configured to supply power to the electric motor; and a control module configured to control the electric motor and the engine according to a working mode selected by a user from a plurality of working modes and to control the hybrid electrical vehicle to switch between the plurality of working modes according to a driving state of the hybrid electrical vehicle and/or a working state of the power battery, wherein the plurality of working modes comprise at least two of an electrical-economical mode, an electrical-sport mode, a hybrid electrical-economical mode and a hybrid electrical-sport mode, wherein when the hybrid electrical vehicle is in at least one of the electrical-economical mode and the electrical-sport mode, when the hybrid electrical vehicle is in the electrical-economical mode, a maximum output power of the power battery is less than a first predetermined power, or when the hybrid electrical vehicle is in the electrical-sport mode, the maximum output power of the power battery is less than a second predetermined power, wherein the second predetermined power is greater than the first predetermined power; and wherein when the hybrid electrical vehicle is in at least one of the hybrid electrical-economical mode and the hybrid electrical-sport mode, when the hybrid electrical vehicle is in the hybrid electrical-economical mode, each of the maximum output power of the power battery and a maximum output power of the engine is less than the first predetermined power, and a maximum output torque of the engine is less than a first torque threshold, or when the hybrid electrical vehicle is in the hybrid electrical-sport mode, the maximum output power of the power battery is less than the second predetermined power, and the control module allows the engine to output the maximum output torque and the maximum output power. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method for controlling a hybrid electrical vehicle, comprising steps of:
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receiving a working mode selected by a user of the hybrid electrical vehicle from a plurality of working modes, wherein the plurality of working modes comprises at least two of an electrical-economical mode, an electrical-sport mode, a hybrid electrical-economical mode and a hybrid electrical-sport mode; controlling the hybrid electrical vehicle to operate in the working mode selected by the user; detecting a driving state of the hybrid electrical vehicle and/or a working state of a power battery; and controlling the hybrid electrical vehicle to switch between the plurality of working modes according to driving state of the hybrid electrical vehicle and/or the working state of the power battery, wherein when the hybrid electrical vehicle is in at least one of the electrical-economical mode and the electrical-sport mode, when the hybrid electrical vehicle is in the electrical-economical mode, a maximum output power of the power battery is less than a first predetermined power, or when the hybrid electrical vehicle is in the electrical-sport mode, the maximum output power of the power battery is less than a second predetermined power, wherein the second predetermined power is greater than the first predetermined power; and wherein when the hybrid electrical vehicle is in at least one of the hybrid electrical-economical mode and the hybrid electrical-sport mode, when the hybrid electrical vehicle is in the hybrid electrical-economical mode, each of the maximum output power of the power battery and a maximum output power of the engine is less than the first predetermined power, and a maximum output torque of the engine is less than a first torque threshold, or when the hybrid electrical vehicle is in the hybrid electrical-sport mode, the maximum output power of the power battery is less than the second predetermined power, and the control module allows the engine to output the maximum output torque and the maximum output power. - View Dependent Claims (17, 18, 19, 20)
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21. A hybrid electrical vehicle, comprising:
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a transmission device connected with wheels of the hybrid electrical vehicle; an engine and a gearbox, wherein the engine is connected with the transmission device via the gearbox; an electric motor and a gear reducer, wherein the electric motor is connected with the transmission device via the gear reducer; a power battery configured to supply power to the electric motor; and a control module configured to control the electric motor and the engine according to a working mode selected by a user from a plurality of working modes and to control the hybrid electrical vehicle to switch between the plurality of working modes according to a driving state of the hybrid electrical vehicle and/or a working state of the power battery, wherein the plurality of working modes comprise an electrical-economical mode, an electrical-sport mode, a hybrid electrical-economical mode and a hybrid electrical-sport mode, wherein if the hybrid electrical vehicle is in the hybrid electrical-economical mode, wherein the control module is configured to control the hybrid electrical vehicle to operate in a first manner if a slope detected by the hybrid electrical vehicle is less than or equal to a minimum slope, a current electric quantity of the power battery is larger than or equal to the second electric quantity threshold, and a maximum allowable discharge power of the power battery is larger than or equal to a second power threshold; and the control module is configured to control the hybrid electrical vehicle to operate in a second manner if the slope detected by the hybrid electrical vehicle is less than or equal to the minimum slope and the current electric quantity of the power battery is less than or equal to the first electric quantity threshold or if the current slope detected by the hybrid electrical vehicle is less than or equal to the minimum slope and the maximum allowable discharge power of the power battery is less than or equal to the first power threshold; wherein the second electric quantity threshold is larger than the first electric quantity threshold, and the second power threshold is larger than the first power threshold.
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Specification