Provided is an operating state display method in an electric vehicle in which the drive electric power is supplied from a battery to a travel motor. The operating state display method includes an eco-level setting step of setting an eco-level with respect to an operating state of the electric vehicle based on a vehicle speed of the electric vehicle and an output of the travel motor, and a display step of displaying in a vehicle cabin an eco-level gauge configured to expand or contract according to the eco-level.

An apparatus for controlling optimization of a charging amount of a battery for a vehicle charged with external power includes: a map storage, a position detector, and a controller to control the map storage and the position detector. The controller acquires a current position of the vehicle when a driver's desired charging setting value is input, acquires altitude information of topography corresponding to a driving path, calculates a gain charging amount in an uphill or downhill section on the driving path based on the altitude information, calculates an optimum charging setting value based on the driver's desired charging setting value and the gain charging amount, calculates a final target charging amount based on the optimum charging setting value and a current residual charging amount, and performs optimum charging of the battery.

A method for automatically setting an operating mode of a hybrid vehicle includes determining whether a distance to the destination is greater than a purely electrically travellable range of the hybrid vehicle, wherein the hybrid vehicle is automatically put into a hybrid mode if the distance to the destination is greater than the purely electrically travellable range of the hybrid vehicle, and the hybrid vehicle is automatically put into a purely electrical drive mode if the distance to the destination is not greater than the purely electrically travellable range of the hybrid vehicle. A corresponding control device and hybrid vehicle are also disclosed.

A system includes a powertrain controller operatively coupled with and configured to control operation of a powertrain of a vehicle and for bidirectional communication via a wireless communication path. An optimization engine is configured to determine optimized powertrain operation parameters for the powertrain controller and for bidirectional communication via a second communication path. A channel management engine is configured for bidirectional communication with the powertrain controller via the wireless communication path and for bidirectional communication with the optimization engine via the second communication path, the channel management engine configured to dynamically update a plurality of data channels including a first data channel storing a non-transitory dynamically-updated instance of powertrain operation data received from the powertrain controller, and a second data channel storing a non-transitory dynamically-updated instance of optimized powertrain operation parameters received from the optimization engine.

The proposed invention relates to methods for controlling energy consumption by a motor vehicle, and can be used in transportation industry. The technical problem to be solved by the claimed invention is to provide a motor vehicle that do not possess the drawbacks of the prior art and thus make it possible to generate an accurate energy-efficient track for a motor vehicle that allows to reduce energy consumption by the motor vehicle on the specific portion of the route, as well as to reliably signal about energy consumption by the motor vehicle and the ways of reducing its energy consumption.

A driver assistance method for a vehicle includes the steps of establishing an energy prediction for a route on the basis of an anticipated driver behavior, determining a driving behavior which is optimized with regard to the energy prediction, and outputting an action recommendation on the basis of the optimized driving behavior.

A method of thickening cosmetics containing a crosslinked water-swellable polymer, or a microgel obtained by pulverizing a hydrophilic compound having gelation ability. The method comprises adding a linear polyacrylic acid or a salt thereof, or a linear poly(2-acrylamido-2-methylpropanesulfonic acid) or a salt thereof, having a weight-average molecular weight of 500,000 to 8,000,000, which has a thread length of 10 mm or less at room temperature when formed into a 1% by mass solution. The method provides cosmetics having an improved viscoelastic ratio, with a rich and full-bodied feeling upon application.

A presentation device includes an acquirer configured to acquire a usage status of a secondary battery which is the usage status of a secondary battery with which a plurality of vehicles including a target vehicle are equipped and includes one or more items, a deriver configured to derive representative values of items of the secondary battery in a vehicle in a predetermined area, and a presenter configured to present a relationship of items of the usage status of a secondary battery with which the target vehicle is equipped with respect to the representative values derived by the deriver.

Path specific rolling resistance is determined in a method including: receiving, from a first source, first rolling resistance data of a first set of road surface portions of a corresponding first set of times; receiving, from a second source, second rolling resistance data of a second set of road surface portions of a corresponding second set of times; determining, using any of the first rolling resistance data and the second rolling resistance data, a path specific rolling resistance for a given path including one or more of the road surface portions selected from the first and second set of road surface portions; and providing at least one target vehicle with the path specific rolling resistance or a derivative of the path specific rolling resistance.

A display control device includes: a state acquisition unit that acquires a vehicle state; and a display control unit that when a vehicle state is a warning state requiring a warning to a driver, displays a warning icon on a first display device and displays a type of the warning state and relevant information on a second display device provided closer to a center in a vehicle width direction relative to the first display device.