Motor vehicle and method
First Claim
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1. A motor vehicle having an assembly for charging an energy store, which assembly comprises:
- a combustion engine configured to be operated independently of charging the energy store,one element for providing electrical energy to the energy store, the element being a conversion element for converting radiation energy into electrical energy,a further element for providing electrical energy to the energy store, the further element being a generator being able to be coupled to the combustion engine,the energy store, anda control device which is coupled to the conversion element, to the generator and to the energy store, in order to control the charging of the energy store by the conversion element and the generator, as a function of prediction data which comprises weather data, and as a function of a predefined value of the state of charge of the energy store; and
wherein the prediction data further comprises a user profile determined on a basis of an actual historical use of the motor vehicle and is regularly adapted to an actual use of the motor vehicle, the user profile having at least one of a predicted stationary time of the motor vehicle, andwherein the charging of the energy store is performed solely by the conversion element during the predicted stationary time of the motor vehicle if the energy which is made available by the conversion element during the predicted stationary time is determined to be sufficient to start the engine after the predicted stationary time.
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Abstract
A motor vehicle comprises an assembly for charging an energy store, which assembly has: an element for converting radiation energy into electrical energy, a further element for providing electrical energy, the energy store, a control device which is coupled to the conversion element, to the further element and to the energy store, in order to control the charging of the energy store by the conversion element and the further element, as a function of prediction data which comprises weather data, and as a function of a predefined value of the state of charge of the energy store.
6 Citations
21 Claims
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1. A motor vehicle having an assembly for charging an energy store, which assembly comprises:
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a combustion engine configured to be operated independently of charging the energy store, one element for providing electrical energy to the energy store, the element being a conversion element for converting radiation energy into electrical energy, a further element for providing electrical energy to the energy store, the further element being a generator being able to be coupled to the combustion engine, the energy store, and a control device which is coupled to the conversion element, to the generator and to the energy store, in order to control the charging of the energy store by the conversion element and the generator, as a function of prediction data which comprises weather data, and as a function of a predefined value of the state of charge of the energy store; and wherein the prediction data further comprises a user profile determined on a basis of an actual historical use of the motor vehicle and is regularly adapted to an actual use of the motor vehicle, the user profile having at least one of a predicted stationary time of the motor vehicle, and wherein the charging of the energy store is performed solely by the conversion element during the predicted stationary time of the motor vehicle if the energy which is made available by the conversion element during the predicted stationary time is determined to be sufficient to start the engine after the predicted stationary time. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for charging an energy store of a motor vehicle, comprising:
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determining an actual value of the state of charge of the energy store, determining prediction data which comprises weather data, determining an estimate of the quantity of energy which is provided in a predefined time period by one element for providing electrical energy to the energy store, the element being a conversion element for converting radiation energy into electrical energy in order to charge the energy store, wherein the conversion element is mechanically coupled to the motor vehicle, as a function of the prediction data, determining an estimate of a value of the state of charge of the energy store after charging with the estimated quantity of energy, charging the energy store by means of the conversion element if the estimated state of charge is higher than or equal to a predefined value of the state of charge, and wherein the step of determining prediction data further comprises determining a user profile on the basis of an actual historical use of the motor vehicle and regular adaptation to the actual use of the motor vehicle, the user profile having a predicted stationary time of the motor vehicle, wherein the step of determining prediction data further comprises determining before the start of a journey whether the energy which is made available by the conversion element during the day is sufficient to charge the energy store at least to such an extent that there may still be enough energy available to it after the predicted stationary time in order to start an engine of the motor vehicle, and wherein the charging of the energy store is performed solely by the conversion element during the predicted stationary time of the motor vehicle if the energy which is made available by the conversion element during the predicted stationary time is determined to be sufficient to start the engine of the motor vehicle after the predicted stationary time. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A method for charging an energy store of a motor vehicle, comprising:
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determining an actual value of the state of charge of the energy store, determining prediction data which comprises weather data, determining an estimate of the quantity of energy which is provided in a predefined time period by one element for providing electrical energy to the energy store, the element being a conversion element for converting radiation energy into electrical energy in order to charge the energy store, wherein the conversion element is mechanically coupled to the motor vehicle, as a function of the prediction data, determining an estimate of a value of the state of charge of the energy store after charging with the estimated quantity of energy, charging the energy store by means of the conversion element if the estimated state of charge is higher than or equal to a predefined value of the state of charge, and wherein the step of determining prediction data further comprises determining a historical user profile using at least a predicted stationary time of the motor vehicle.
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Specification