Mitsubishi Heavy Industries Limited

Mitsubishi Heavy Industries Engineering, Ltd.

Olympus Optical Company, Ltd.

Olympus Optical

Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.

Katsuaki Morita

Masahiro Yamaguchi

Masaya Mitake

Takayuki Kono

Kousuke Katahira

Hiroyuki Kono

Hiroshi Yamashita

Shunji Morichika

Kazuki Ozaki

Kosuke Katahira

Kazuyuki Wakasugi

Hisashi Motoyama

Kyotaro Onishi

Masaomi Yamada

Masato Suzuki

Hiroshi Ogawa

Mitsuaki Hoshi

Yasuyuki Suzuki

Masahiro Yamada

Kenji Takao

Toshihiko Niinomi

Hiroyuki Mochidome

Yasuhiro Nagamichi

Tetsuo Takata

Akira Suzuki

Hiroki Hibino

Noritaka Yanai

Yukihide Yanobu

Motokazu Nakamura

Yoshiyuki Tanii

Yoshikatsu Nagayama

Toshiaki Asanoma

Atsuyoshi Saimen

Shunsuke Kamei

Junnosuke Andou

Yasuyuki Mukai

Takeya Kawamura

Yasunari Nagaki

Hidehito Yamanaka

Ichirou Ishida

An abrasion inspection apparatus includes: a first imaging unit that is installed on a side of a track, a vehicle traveling along the track, a guide wheel being installed on a side of the vehicle, the first imaging unit imaging an inside of the track via a telecentric lens; a second imaging unit that is installed in a vehicle traveling direction with respect to the first imaging unit on the side of the track and images the inside of the track via a telecentric lens; an image acquisition unit that acquires an image which is an image of a boundary of the guide wheel captured by the first imaging unit and is an image of a boundary on a first direction side in the vehicle traveling direction and an image which is an image of the boundary of the guide wheel captured by the second imaging unit at the same time as the capturing of the image by the first imaging unit and is an image of a boundary on an opposite side to the first direction side; and a guide wheel detection unit that detects an abrasion situation of the guide wheel according to a position of a boundary indicated in the images acquired by the image acquisition unit.

Abrasion inspection apparatus, abrasion inspection method, and program

A wear degree information acquiring device includes a power cable measuring unit which measures a distance from a predetermined position of a vehicle to a wearing part coming into contact with the vehicle among power cables configured to supply power to the vehicle, and a distance from the predetermined position of the vehicle to a non-wearing part not coming into contact with the vehicle among the power cables; and a wear degree information acquiring unit which acquires information indicating a degree of wear of the power cable, on the basis of a difference between the distance from the predetermined position of the vehicle to the wearing part and the distance from the predetermined position of the vehicle to the non-wearing part.

Wear degree information acquiring device, wear degree information acquiring method, vehicle and program

An abrasion inspection apparatus includes: a first imaging unit installed on a track along which a vehicle is traveling, a guide wheel installed on the vehicle, the first imaging unit imaging an inside of the track; a second imaging unit installed on the track in a vehicle traveling direction with respect to the first imaging unit and imaging the inside of the track; an image acquisition unit acquiring a first image of a boundary of the guide wheel captured by the first imaging unit on a first direction side in the vehicle traveling direction, and a second image of the boundary of the guide wheel captured by the second imaging unit at the same time on an opposite side to the first direction side; and a guide wheel detection unit detecting an abrasion situation of the guide wheel according to a position of a boundary indicated in the acquired images.

This charging device is provided with a charger, a resistor, a ground-side switch, and a determination device. The charger charges a secondary battery that is provided to a vehicle. The resistor is connected in parallel with the charger. The ground-side switch connects the charger and the resistor in an openable/closable manner. The determination device acquires information indicating that the ground-side switch is closed and information indicating that a vehicle-side switch that connects the secondary battery and the charger in an openable/closable manner is open and subsequently determines that the vehicle-side switch is short-circuited when a physical quantity that relates to the electricity of the resistor does not decrease.

Charging device, vehicle, vehicle charging system, charging method, and program

A charging control device includes a power reception unit, a charging instruction output unit, and a travel instruction output unit. The power reception unit receives power from a power supply device when the power reception unit is present in a power supply area where the power from the power supply device can be supplied. The charging instruction output unit outputs a charging instruction relating to charging of a secondary battery using the power received by the power reception unit. The travel instruction output unit outputs a travel instruction relating to traveling of a vehicle provided with the charging control device. The secondary battery and a travel motor are electrically insulated from each other when the charging instruction output unit outputs a charging start instruction as the charging instruction for the secondary battery, and are electrically connected to each other when the travel instruction output unit outputs a travel start instruction for the vehicle.

Charging control device, vehicle, vehicle charging system, charging control method, and program

A valid cars determining unit determines the number of valid cars of each train such that a passenger transport volume per unit time of a plurality of trains is not less than a necessary transport volume and the total number of valid cars is minimized when the plurality of trains run with a predetermined number of operational cars per unit time. A control information generating unit generates control information for performing control which causes trains having valid cars corresponding to the number of valid cars determined by the valid cars determining unit to operate at a predetermined interval.

Service management device, train control method, and program

An operating mode determining unit determines an operating mode of each of a plurality of vehicles to be either one of a normal operating mode and an energy saving mode on the basis of a necessary boarding and alighting time which is required to allow passengers to board or alight from the vehicles at each of a plurality of stations. An index value specifying unit specifies an index value on the basis of total energy consumption when the vehicles operate in the operating mode determined by the operating mode determining unit, a difference between the necessary boarding and alighting time and a boarding and alighting time, or the number of changing times of operating modes. An operating plan determining unit determines the operating mode of each of the vehicles to be an operating mode having a smallest index value.

Vehicle control device, transport system, vehicle control method, and program

A charging and discharging control device includes a pantograph point voltage detection unit configured to detect a pantograph point voltage of a vehicle, a charging and discharging control unit configured to charge a power storage device provided in a vehicle when the pantograph point voltage is greater than or equal to a charging voltage threshold value and discharge the power storage device when the pantograph point voltage is less than a discharging voltage threshold value, a load determination unit configured to determine whether an absolute value of load power for the vehicle is less than a load power threshold value, and a charging and discharging control change unit configured to reduce any one of more of the charging voltage threshold value, the discharging voltage threshold value, and charging/discharging impedance when the absolute value of the load power is less than the load power threshold value.

Charging and discharging control device, charging and discharging control method, program and vehicle traffic system

A peak cut power calculation unit calculates peak cut power transmittable to an overhead wire as power exhibiting monotonic non-increase with respect to a resistance value of the overhead wire between a vehicle and a substation. In addition, a peak cut unit controls electrical charging/discharging of a rechargeable battery with power of a difference between load power and transmission peak cut power when the load power is equal to or more than the peak cut power.

Electrical charging/discharging controller, charging control method, discharging control method, and program

Within a range of a second limit current (&#xb1;I_adj_max) set based on the performance of a secondary battery (), a charging and discharging control device () determines an upper limit value (I_adj_limit) or a lower limit value (&#x2212;I_adj_limit) of a state of charge (SOC) adjustment current (I_adj) in accordance with load power (required power and regeneration power) of a vehicle (). Using an adjustment logic determined based on these limit values of the SOC adjustment current (I_adj), the charging and discharging control device () also determines the SOC adjustment current (I_adj) corresponding to an actually measured SOC value of the secondary battery ().

Charging and discharging control device, charging and discharging control system, charging and discharging control method, and program

A charge control device determines a current value acquired by dividing a current amount that should be charged in a secondary battery in a vehicle at a charging location by an allowable charging time at the charging location on the basis of a charging amount as a physical quantity associated with the charging state of the secondary battery. When the vehicle arrives at the charging location, the charge control device allows a charging device provided at the charging location to charge the secondary battery with the current having the determined current value for the allowable charging time.

Charge control device, charge control method, and charge control system

When power required by a load is larger than or equal to reception peak-cut power, a secondary battery discharges at a power rate that is larger or equal to a difference between the required power and the reception peak-cut power, and when the required power is smaller than or equal to the reception peak-cut power, the secondary battery discharges at a power rate that is smaller than or equal to the discharge improving power value. When power generated by the load is larger than or equal to transmission peak-cut power, the secondary battery charges at a power rate that is larger or equal to a difference between the regenerative power and the transmission peak-cut power, and when the regenerative power is smaller than or equal to the transmission peak-cut power, the secondary battery charges at a power rate that is smaller than or equal to the charge improving power value.

Charge and discharge control device, charge control method, discharge control method, and program

In an insulating section, a power feeding rail, and a track transportation system, the insulating section extending along a travel direction of a vehicle and connecting electric train lines coming into contact with a pantograph of the vehicle at a contact surface facing the vehicle is characterized by including: a main surface portion formed on a surface which follows a current-conducting surface coming into contact with the pantograph in the electric train line, and having a portion in which a width in an up-down direction orthogonal to the travel direction is larger than the width of the pantograph; and inclined surface portions provided on both sides in the up-down direction on at least the near side in the travel direction of the main surface portion, inclined so as to gradually approach the vehicle as it goes toward the far side from the near side in the travel direction, and connected to the main surface portion.

Insulating section, power feeding rail, and track transportation system

A temperature control method is used for controlling a temperature of an electric storage devicemounted on a vehicleat the time when the vehicleruns on a track. In the method, when a minimum voltage value Vcorresponding to an internal resistance R of the electric storage devicereaches a first predetermined voltage value Vnear a minimum allowable voltage value VL of the electric storage device, the electric storage deviceis controlled such that the electric storage devicehas a temperature at which the minimum voltage value Vis maintained at the first predetermined voltage value V.

Temperature control method and temperature controller

In a catenary-based transportation system which is provided with integrated power supply equipment having an electricity storage unit which stores electricity regenerated by vehicles traveling by electricity received from a catenary and supplies electricity to the catenary and the other power supply system which is a power supply system different from the electricity storage unit concerned, the performance of a rectifier of the other power supply system is determined based on a power-supplying contribution ratio &#x3b3; of the other power supply system so that the cost value of the integrated power supply equipment becomes lower than a target cost value.

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Tokyo, Japan

Katsuaki Morita