Toyota Jidosha Kabushiki Kaisha

Kazuhisa Matsuda

Toshiya Hashimoto

Kazuhiro Wakao

Keiichiro Aoki

Shuntaro Okazaki

Takahiro Tsukagoshi

Daiki Yokoyama

Shogo Tsuge

Hiroya Chiba

Kouji Morita

Takahiko Fujiwara

Fumihiko Nakamura

Manabu Handa

Shinichi Mitani

Koichi Kimura

Keigo Mizutani

Koji Morita

Eiji Murase

Ryosuke Ikemura

Mie Kato

A vehicle receiving power from a ground power supplying apparatus by noncontact includes: a vehicle side first communication device for directly or indirectly communicating with the ground power supplying apparatus by utilizing wide area wireless communication; a vehicle side second communication device for directly communicating with the ground power supplying apparatus by utilizing short range wireless communication; and a control device for making the vehicle side first communication device transmit vehicle information tied with vehicle identification information to the ground power supplying apparatus and making the vehicle side second communication device transmit the vehicle identification information to the ground power supplying apparatus after the vehicle side first communication device transmits the vehicle information, when the vehicle receives power from the ground power supplying apparatus.

Vehicle, ground power supplying apparatus, and noncontact power supplying system

A vehicle includes: a controller; a power receiving device that contactlessly receives power from a power transmitting facility; a battery chargeable using the power received by the power receiving device; and a power transmitting device that contactlessly outputs, to another vehicle, the power received by the power receiving device. The other vehicle contactlessly receives power from each of the power transmitting facility and the power transmitting device. When the other vehicle is unable to contactlessly receive the power from the power transmitting facility, the controller controls the power transmitting device to contactlessly output the power received by the power receiving device to the other vehicle in accordance with a request from the other vehicle.

Vehicle and charging system

An energy management method includes scheduling charging of an electrified vehicle for energy management to be performed at a predetermined charging point on a predetermined execution date, and pre-charging action of the electrified vehicle on the execution date at a location other than the charging point. When detected, determine whether the electrified vehicle can reach the charging point without charging and determine that the electrified vehicle can reach the charging point without charging at a location other than the charging point and requiring users of the electrified vehicle not to charge at locations other than at the charging point if so requested.

Energy management method and computer system

Submitted is an abnormality detection device including a processing unit, and a communication unit that can communicate with a ground electric power supply device that transmits electric power to a vehicle in a non-contact manner. The processing unit is configured to detect electricity theft or electricity leakage in the ground electric power supply device, based on a time dependent change pattern of an electric power supply amount of the ground electric power supply device or a parameter that is correlated to the electric power supply amount, the time dependent change pattern being a time dependent change mode.

Abnormality detection device and abnormality detection method thereof

A SOx concentration acquiring apparatus of an internal combustion engine of the invention acquires sensor currents as SOx concentration currents after a sensor voltage reaches an oxygen decreasing voltage in a reoxidation voltage decreasing control, acquires the sensor current as a base current when the sensor voltage is equal to or lower than the oxygen decreasing voltage in the reoxidation voltage decreasing control, acquires an integration value of differences between the base current and each of the SOx concentration currents, and acquires a SOx concentration of an exhaust gas discharged from an internal combustion engine on the basis of the integration value.

SOx concentration acquiring apparatus of internal combustion engine

The vehicle control device controls a vehicle configured to receive power by non-contact from a power transmission coil when passing over the power transmission coil. The vehicle control device includes a processor configured to prohibit lane changing by the vehicle in a predetermined range up to an end point of a power supply area where the power transmission coil is installed when the vehicle is running in a lane of the power supply area.

Vehicle control device for prohibiting lane changing, vehicle control method for prohibiting lane changing, and non-transitory recording medium

A running mode proposal device for proposing a running mode up to a destination of a vehicle is configured to: select a first running route by a predetermined algorithm unrelated to noncontact power supply; project, when assuming the vehicle runs on a predetermined running route, a value of a parameter relating to an electric energy projected as being supplied at a power supply section on the running route to the vehicle; select a second running route by which a projected supplied electric energy will be greater than a predetermined standard electric energy if the projected value of the parameter when assuming the vehicle runs on the first running route is a value indicating the projected supplied electric energy is less than the standard electric energy; and propose, as the running route, the first running route, and, when the second running route is selected, further proposing a second running route.

Running mode proposal device, navigation device, and running control device

An ECU controls a vehicle including a power reception unit that can wirelessly receive electric power from a power feeding facility placed on a travel road. The ECU includes a memory in which a user-desired condition is stored, the user-desired condition being a condition under which a user of the vehicle desires on-road power reception, the on-road power reception being power reception from the power feeding facility placed on the travel road, and a processor connected to the memory. When a physical condition for power feeding from the power feeding facility to the vehicle is satisfied and when the user-desired condition stored in the memory is not satisfied, the processor controls the power reception unit to suppress on-road power reception.

Control device that controls electrically powered vehicle and method of controlling electrically powered vehicle

The power supply apparatus includes a power transmission apparatus configured to transmit power to a power reception apparatus of the vehicle by non-contact and a processor configured to control the power transmission apparatus, detect a pickup/dropoff operation at the vehicle when power is being supplied by non-contact from the power supply apparatus to the vehicle, and detect a number of surrounding vehicles being supplied with power by non-contact in a predetermined range at surroundings of the power supply apparatus. The processor is configured to decrease power transmitted from the power transmission apparatus to the power reception apparatus when detecting a pickup/dropoff operation, and determine an amount of decrease of the transmitted power based on the number of surrounding vehicles.

Power supply apparatus and power supply method

A signal emitting apparatus provided in a vehicle to which power is transferred from a ground side power supplying apparatus by noncontact, includes: a signal emitting device for emitting a signal including information relating to the vehicle wirelessly toward the ground side power supplying apparatus; an outside environment acquiring part for acquiring information relating to an outside environment at surroundings of the ground side power supplying apparatus; and a control part for controlling the signal emitting device. The control part changes a mode of wireless signal emission of the signal emitting device in accordance with the outside environment.

Signal emitting apparatus and signal transmission/reception system

In a powertrain system including a first torque device and a second torque device having a larger response delay, a control device is configured to act as: a manipulated variable determination section that solves a linear programming problem to determine and output manipulated variables that maximally achieve target state quantities within a plurality of constraints; and a torque device control section. The plurality of constraints include, as upper and lower limit constraint values of the second manipulated variable, a maximum value and a minimum value of the second manipulated variable attainable at the next time step. The control device is further configured to act as a manipulated variable upper and lower limit calculation section that calculates, as the upper and lower limit constraint values, the above-described maximum value and the minimum value, based on the current rotational speed and estimated manipulated variable of the second torque device.

Powertrain system

A gas detector includes a measurement control section that controls a voltage application section, obtains an output current flowing between a first electrode and a second electrode of an electrochemical cell, and detects a concentration of sulfur oxides in exhaust gas based on the output current. The measurement control section uses a minimum value of the output current obtained by using a current detection section in a period in which lowering sweep is executed and in which an applied voltage is a voltage within a detection voltage range that is equal to or lower than a decomposition initiation voltage of sulfur oxides as a parameter used for detection of the concentration of sulfur oxides.

Gas detector

An electronic central unit is configured to control a voltage application device to execute applied voltage sweep and obtain an output current that flows between a first electrode and a second electrode of an electrochemical cell. The electronic control unit is configured to detect either one of presence or absence of sulfur oxides in a specified concentration or higher in exhaust gas and a concentration of sulfur oxides in the exhaust gas based on the output current. The electronic control unit is configured to execute one of a specified determination and a specified detection based on a specified parameter. Accordingly, it is possible to accurately determine the presence or the absence of sulfur oxides in the specified concentration or higher that are contained in exhaust gas or detect the concentration of sulfur oxides in the exhaust gas.

Control device for gas detector and control method for gas detector

A gas detection device includes: an element portion; a voltage applying unit configured to apply a voltage across a first electrode and a second electrode on surfaces of a solid electrolyte; a current detecting unit configured to detect an output current flowing between the first electrode and the second electrode; and a measurement control unit. The measurement control unit acquires a parameter which has a correlation with a degree of change of the output current increasing as a concentration of sulfur oxides in an exhaust gas increases based on the output current, and performs determination of whether the concentration of sulfur oxides in the exhaust gas is equal to or higher than a predetermined value or detection of the concentration of sulfur oxides in the exhaust gas based on the acquired parameter.

Gas detection device

A gas detection device includes a voltage applying unit configured to apply a voltage across a first electrode and a second electrode of an electrochemical cell and a measurement control unit configured to perform a first application voltage sweep and a second application voltage sweep which have different sweeping voltage ranges, to acquire a first parameter based on the output current of the first application voltage sweep, to acquire a second parameter based on the output current of the second application voltage sweep, to calculate a SOx detection parameter which is a difference or a ratio between the first parameter and the second parameter, and to perform determination of whether sulfur oxides with a predetermined concentration or higher are contained in an exhaust gas or detection of a concentration of sulfur oxides in the exhaust gas based on the SOx detection parameter.

Growing community of inventors

Susono, Japan

Kazuhisa Matsuda