A method including detecting that a vehicle that may be propelled by an electric drive system having one or more motors disconnects or begins disconnecting from an off-board source of power while the one or more motors are being powered by the off-board source of power. The method may include…
A battery system may include a plurality of battery packs, a plurality of first relays connected between a positive electrode of a corresponding battery pack and a first node for each of the plurality of packs, a plurality of second relays connected between an negative electrode and a second node…
The switch control device may be provided. The switch control device includes: a retention circuit configured to generate a trigger signal based on a fault signal indicating whether a fault in a power signal occurred, generate a reset signal based on the trigger signal, pick a driving signal at an…
The present invention relates to a circuit failure detector comprising: an input terminal for receiving a detection signal having a first frequency from an interlock circuit; a correction circuit for correcting the voltage of the received detection signal; a first comparator comparing the corrected…
The present disclosure provides a charging socket and a vehicle, including: a charging socket body, a charging terminal, a detachable device and a flat cable, in which the detachable device is electrically connected to a conductor of the cable, and is fixedly mounted on the charging socket body…
A wire protector of the present disclosure partially covers a plurality of wires including a cut target wire to be cut in order to interrupt a power source in an emergency and includes a notch that allows the cut target wire to be cut by a tool. The wire protector enables the power source to be…
Embodiments of the present disclosure provide a power supply system. The power supply system comprises a first loop and a second loop. The first loop includes a DC-DC conversion module and a first load that are connected in parallel, and each first terminal of the DC-DC conversion module and the…
A circuit breaker for an electric load includes first and second terminals; a number of first separable contacts each electrically connected between one of the first terminals and one of the second terminals; a first mechanism to open, close or trip open the first contacts; a number of second…
An electric vehicle management system which controls a charging amount for an electric vehicle by way of peak shift, and an on-board unit used for the electric vehicle management system are provided. Thereby, the on-board unit mounted on the electric vehicle detects a current location, and an…
The present invention relates to a protection system (24) for the drive train (2) of a rail vehicle, said drive train (2) comprising an electric motor (8) and a power supply circuit (10) for electrical power. This system comprises: a mechanical coupling device (26) between first (30) and second…
An inspection signal generator of an acoustic device outputs a first inspection signal. An amplifier receives a first reference signal, and outputs a second inspection signal according to the first inspection signal. A first detector is electrically connected to an output side of the amplifier, and…
A method of determining whether the PE line of an electrical vehicle supply equipment (EVSE) has become disconnected during charging of an electrical vehicle from a supply, comprising: i) detecting the current flowing thought the Pilot line or the Pulse Width Modulator f the EVSE; ii) comparing the…
A battery control system connected to a battery, which controls charge/discharge at the battery, includes: a current detection unit that measures a current value by detecting a charge/discharge current flowing through the battery; a voltage detection unit that detects a voltage at the battery; a…
In a vehicle battery relay assembly for disconnecting or isolating a vehicle battery from a connection line, a housing is provided having a solenoid and a switch activated by the solenoid. The switch electrically connects and disconnects a first contact terminal for connection to the vehicle…
A temperature sensor 120 automatically shuts down charging operations in response to a temperature increase in a charging handle 150 of an electric vehicle charging station 100. The temperature sensor is connected between a ground conductor and a high voltage conductor L1 in the charging handle…
The present technology discloses an apparatus for protecting a passenger who boards a vehicle at the time of thunder and a method thereof. An apparatus for protecting a passenger includes a receiver configured to receive positional information of a vehicle and weather information, a gas detection…
A battery charger (B1) for electric vehicles, composed of at least three identical current controlled AC-DC converter modules (M1, M2, M3) having reverse current protected outputs connected in parallel to a charge terminal of the battery (44).
A hybrid drive system includes first and second power supply devices (11 and 21) that supply direct-current power; first and second power storage devices (13 and 23) are respectively connected to the first and second power supply devices so as to accumulate or discharge the direct-current power; a…
An apparatus for blocking a high voltage source includes a plug (130) that is inserted into a household socket (111), and a circuit breaker (120) connected to the plug (130) through a power cable (121), where the circuit breaker (120) detects whether or not the plug (130) is detached from the…
A storage cell management apparatus includes a power conversion unit, a determination unit, an allocation setting unit and a distribution unit. The power conversion unit is configured to perform an operation of storing power in a storage cell and an operation of discharging power from the storage…
A vehicle charging device is provided. The vehicle charging device includes a grid plug connected to an external power source for providing power for vehicle charging, a grid cable connected to the grid plug, a charging circuit interrupt device (CCID) connected to the grid cable and including a…
A power conversion system includes a power conversion device, a connector, and a processing module. The power conversion device is connected to a power system. The attached state and the unattached state of the connector relative to a connecting port that is provided in an apparatus having a…
With the present invention, a charging device, which is compatible with both Level I and Level II charging systems, for an electrical vehicle is provided. Said charging device comprise, one mains power plug (102) which is able to connect to a mains power socket (101), wherein said mains power plug…
In this non-contact power supply system that, by means of at least a magnetic coupling, supplies power in a non-contact manner between a power reception coil (21) provided to a vehicle (2) and a power transmission coil (11) provided to power supply device (1): the power supply device (1) is…
Connector for electrical connection includes coupler, cable, switch mechanism, failure detector and transmitter. Coupler is removably inserted in and connected to reception side connector provided in machine which is equipped with storage battery. Cable includes two or more electric wires including…
A first voltmeter (45) measures a voltage of a connector (3) held by a holder (4) of a vehicle power device. A second voltmeter (15) measures a voltage of a second port (114) of a power converter (1) when the connector (3) is held by the holder (4). A controller (12) detects presence or absence of…
An in-vehicle charging apparatus (100) has: a charge control ECU (10), which operates with power supplied from a low-voltage battery (16), and which controls charging; an S2 switch, which is on/off controlled by means of the charge control ECU (10), and which reduces a voltage of the pulse signals…
A shovel related to the embodiment of the present invention includes a capacitor unit (19) that is made of multiple cells for charging electricity generated by a generator; equalizing circuits (141-n) each of which is connected to the corresponding cell (19-n) and includes a balancing switch…
A brake lamp control device calculates a control torque value to be produced by a motor based on vehicle running status information and manipulation status information. The brake lamp control device turns on brake lamps if the control torque value is on the regeneration side of and larger than a…
There is provided a failure storage device capable of storing failure details and data to carry out failure determination more accurately while preventing an increase in storage capacity of data with regard to failures. The failure storage device includes a failure storage control unit (3)…