JP-7855928-B2 - Effect calculation device

JP7855928B2JP 7855928 B2JP7855928 B2JP 7855928B2JP-7855928-B2

Inventors

南條弘行

Assignees

株式会社デンソー

Dates

Publication Date: 20260511
Application Date: 20220602

Claims (6)

An effect calculation device, A vehicle speed pattern generation unit (52) generates a vehicle speed fluctuation pattern for the vehicle along the route it is scheduled to travel , Among the multiple energy-saving means for saving energy consumed in the aforementioned vehicle, an energy-saving setting unit (51) identifies the energy-saving means to be applied based on user input information, An effect calculation device comprising an energy calculation unit (55 ) that calculates an application effect showing the energy consumption when the energy-saving means specified for the vehicle speed fluctuation pattern is applied , and a non-application effect showing the energy consumption when the energy-saving means specified for the vehicle speed fluctuation pattern is not applied.
The effect calculation device according to claim 1, The vehicle speed pattern generation unit is an effect calculation device that generates a vehicle speed fluctuation pattern for a driving route identified by the driving route information.
The effect calculation device according to claim 2, The vehicle speed pattern generation unit, The vehicle speed fluctuation pattern is generated by making inferences based on the aforementioned driving route information and traffic information on the driving route identified by the aforementioned driving route information. The energy calculation unit, An effect calculation device that calculates the application effect using the application pattern when the energy-saving means is applied to the vehicle speed fluctuation pattern, and calculates the non-application effect using the non-application pattern when the energy-saving means is not applied to the vehicle speed fluctuation pattern.
The effect calculation device according to claim 1, The vehicle speed pattern generation unit generates the vehicle speed variation pattern by selecting from a plurality of vehicle speed variation pattern candidates. The energy calculation unit, An effect calculation device that calculates the application effect using the application pattern when the energy-saving means is applied to the vehicle speed fluctuation pattern, and calculates the non-application effect using the non-application pattern when the energy-saving means is not applied to the vehicle speed fluctuation pattern.
An effect calculation device according to any one of claims 1 to 4, If the energy-saving means identified based on the user input information is an accelerator opening adjustment that suppresses the accelerator opening of the vehicle, The energy calculation unit, An effect calculation device that calculates the application effect using the application pattern when the accelerator opening adjustment is applied to the vehicle speed fluctuation pattern, and calculates the non-application effect using the non-application pattern when the accelerator opening adjustment is not applied to the vehicle speed fluctuation pattern.
An effect calculation device according to any one of claims 1 to 4, If the energy-saving means identified based on the user input information is an air conditioning adjustment that suppresses the air conditioning intensity of the vehicle, The energy calculation unit, An effect calculation device that calculates the effect of application by adding the energy consumption when the air conditioning adjustment is applied to the energy consumption due to the vehicle speed fluctuation pattern, and calculates the effect of non-application by adding the energy consumption when the air conditioning adjustment is not applied to the energy consumption due to the vehicle speed fluctuation pattern.

Description

This disclosure relates to an effect calculation device. As a driver assistance device that informs the driver of methods for achieving fuel-efficient driving, the device described in Patent Document 1 below has been proposed. The driver assistance device described in Patent Document 1 below determines whether or not the vehicle is in a fuel-efficient driving state based on the history of vehicle information from a group of sensors. If the driver assistance device determines that the vehicle is in a fuel-efficient driving state, it generates fuel-efficient driving instruction information, which is instruction information for achieving a fuel-efficient driving state, based on the history of vehicle information. The driver assistance device then informs the driver of the generated fuel-efficient driving instruction information. Japanese Patent Publication No. 2011-210084 Figure 1 is a block diagram illustrating the effect calculation device according to this embodiment.Figure 2 is a flowchart illustrating the information processing flow using the effect calculation device shown in Figure 1.Figure 3 is a diagram illustrating an example of a vehicle speed fluctuation pattern to which energy-saving measures are applied.Figure 4 is a diagram illustrating an example of a vehicle speed fluctuation pattern to which energy-saving measures are applied.Figure 5 is a diagram illustrating an example of energy calculation.Figure 6 is a diagram illustrating energy calculation in electric vehicles.Figure 7 shows an example of electrical system efficiency in energy calculation.Figure 8 shows an example of engine efficiency in calculating the energy of a gasoline-powered automobile.Figure 9 shows an example of engine efficiency in energy calculation.Figure 10 is an information processing flow using the effect calculation device shown in Figure 1, and is a flowchart for explaining the information processing flow that includes the process of calculating a vehicle speed fluctuation pattern from driving route information.Figure 11 shows an example of acceleration information.Figure 12 shows an example of deceleration information.Figure 13 shows an example of driving data.Figure 14 shows an example of stopping data.Figure 15 shows an example of vehicle speed fluctuation pattern data.Figure 16 is a diagram illustrating an example of a vehicle speed fluctuation pattern to which energy-saving measures are applied.Figure 17 shows an example of converting the relationship between vehicle speed and distance to a relationship between vehicle speed and time.Figure 18 is a flowchart illustrating an information processing flow using the effect calculation device shown in Figure 1, which includes the process of selecting a vehicle speed fluctuation pattern.Figure 19 shows an example of a selectable vehicle speed variation pattern.Figure 20 shows an example of a selectable vehicle speed variation pattern.Figure 21 shows an example of a selectable vehicle speed variation pattern.Figure 22 shows an example of a selectable vehicle speed variation pattern.Figure 23 shows an example of how the calculated effect is displayed. This embodiment will be described below with reference to the attached drawings. To facilitate understanding of the explanation, the same reference numerals are used for identical components in each drawing whenever possible, and redundant explanations are omitted. Figure 1 is a diagram illustrating the functional components of the effect calculation device 2 in this embodiment. As shown in Figure 1, the effect calculation device 2 comprises a vehicle speed characteristic information storage unit 41, a driving route information storage unit 42, a route traffic information storage unit 43, a driving load information storage unit 45, an energy saving setting unit 51, a vehicle speed pattern generation unit 52, a driving load calculation unit 54, an energy calculation unit 55, and an information display unit 57. The effect calculation device 2 is a computer system with a CPU, memory, communication interface, etc., as its hardware configuration. The effect calculation device 2 is configured to exchange information with the vehicle via a network. The vehicle speed characteristic information storage unit 41 is the part that stores vehicle speed fluctuation patterns as vehicle speed characteristic information. Vehicle speed characteristic information may be set for each vehicle model, or it may be set as information common to multiple vehicle models. For example, as shown in Figure 3, it is stored as a vehicle speed fluctuation pattern VP1 that shows the relationship between time and vehicle speed. For example, as shown in Figure 9, information that identifies the relationship between vehicle speed and acceleration is stored as a vehicle speed fluctuation pattern. Also, as shown in Figure 10, information that identifies the relationship between vehicle speed and deceleration is stored as a vehicle speed fluctuation pattern. The vehic