A thermal management system includes a first thermal management circuit including an electric heater for raising a temperature of stack cooling water supplied to a fuel cell stack, a second thermal management circuit including a chiller configured to facilitate heat exchange with battery cooling…
An electric energy managing system applied to an electric vehicle, comprises the following components. A first state-of-health (SOH) calculating circuit, calculates an overall SOH of a fuel cell of the electric vehicle. The overall SOH is associated with an aging condition of the fuel cell. A…
A travel control device includes: a switching determination unit configured to determine whether a traveling mode of the fuel cell vehicle is switched from a first traveling mode in which the fuel cell vehicle travels mainly using power generated by a fuel cell to a second traveling mode in which…
A method for correcting a battery state of charge (SOC) of a vehicle includes dividing a roadway segment of a roadway in front of the vehicle into at least two or more segments; obtaining roadway information for each segment of the at least two or more segments of the roadway, determining an…
The invention relates to a method for the intelligent heating of a fuel cell system (), wherein a heat required for heating a fuel cell system () integrated in a vehicle () to an operating temperature is provided by a secondary brake system () of the vehicle () in the form of at least one retarder…
A fuel cell system includes a fuel cell and a secondary battery used as power sources of a power supply target object, and a control device for controlling driving of the power supply target object. The control device determines whether a predetermined condition required for activation of the fuel…
A hybrid power supply system and a control method thereof are provided. The hybrid power supply system includes a fuel cell configured to generate power, a plurality of batteries which are selectively connected to the fuel cell, a drive motor which is selectively connected to the plurality of…
The present disclosure relates to a computer system and a method for controlling a power system of a vehicle. The power system includes a fuel cell system and an energy storage system including one or more batteries. The method includes: predicting a refuelling event during which the vehicle is…
A predictive supervisory energy management technique for a fuel cell electric vehicle (FCEV) involves monitoring driver inputs to the FCEV, states of the FCEV, and external inputs affecting the FCEV along a defined route, predicting energy consumption by a high voltage system of the FCEV across a…
A method for controlling a vehicle by using altitude prediction based on high-energy area information may comprise: generating a predicted altitude based on a location and a driving direction of the vehicle; in response to driving of the vehicle in a high-energy area identified in map information…
A control system for a vehicle includes data processing hardware and memory hardware in communication with the data processing hardware. The memory hardware stores instructions that when executed on the data processing hardware cause the data processing hardware to perform operations. The…
A fuel cell electric vehicle (FCEV) includes an electric traction motor configured to drive the FCEV and generate power through regenerative braking, a high voltage (HV) battery system including a HV bus and a HV battery configured to power the electric traction motor, and a fuel cell stack (FCS)…
An electric vehicle battery control system including a first electric motor configured to propel a vehicle in a drive mode in response to a drive current, a second electric motor operative to generate a back electromotive force voltage in a fault mode, a battery, having an open circuit battery…
A vehicle system including a fuel cell, a power storage device storing a first power generated by the fuel cell and a second power regenerated by an electric motor, a first auxiliary machine and a second auxiliary machine driven by using at least one of the first power, the second power and a third…
A computer system and a method for controlling a power system of a vehicle is disclosed. The power system includes a fuel cell system and an energy storage system comprising one or more batteries. The method includes predicting an upcoming driving event associated with a start time and a time…
An electric vehicle is described that has fuel cells and rechargeable batteries. The fuel cells are sized to produce an electric power output within their peak fuel efficiency range approximately equal to an anticipated average electric power requirement of the electric vehicle over a projected…
An electric power control apparatus is for a fuel cell system including an impedance measurement unit that measures an impedance of the fuel cell based on a current and a voltage measured when alternating-current electric power is superimposed on output electric power of the fuel cell. A processor…
A vehicle power system including a fuel cell auxiliary power unit for providing clean, efficient power to a vehicle. The system generally includes a fuel cell with a first DC output and a heat output, a pressure vessel adapted to contain and provide pressurized hydrogen to the fuel cell, an…
Disclosed is an apparatus for managing condensate of a fuel cell. The apparatus includes a first heater for applying heat to coolant of a fuel cell stack, a second heater for applying heat to the condensate produced in the fuel cell stack, and a controller that controls an operation of the second…
A method for controlling a vehicle includes determining the number of driving legs according to an output current target value of a DC-DC converter; selecting one or more legs to be switched as many as the number of the driving legs from among a plurality of legs included in the DC-DC converter…
An improved power-split control system for managing a load profile of a fuel cell in a fuel cell electric vehicle (FCEV) is provided. The power-split control system is operable to actively manage the power demand between the fuel cell and the battery of a FCEV to optimize the operational life of…
A fuel cell vehicle of the disclosure includes a cell stack including a plurality of unit cells stacked on one another, a boost converter configured to boost the output from the cell stack and to output the boosted output as main power, a supercapacitor configured to be charged with the power…
Proposed are a system for preheating a fuel cell for a fuel cell vehicle and a method controlling the system. An information collector collects start pattern information regarding a start pattern of a driver including start dates, positions, and times of a fuel cell vehicle when the vehicle is…
A device for electrically powering an electric motor of a motor vehicle includes first energy source, a second energy source, and a memory module in which is stored a value of a maximum operating power that can be provided by the second energy source. This maximum operating power value is a…
A method for controlling a power assembly comprising a fuel cell unit and an electric energy storage system for storing excess electric energy produced by the fuel cell unit. The method comprises predicting a power demand from the power assembly over a prediction time horizon, obtaining a…
The present disclosure relates to a battery assisting apparatus and method for a fuel cell vehicle. An exemplary embodiment of the present disclosure provides a battery assisting apparatus for a fuel cell vehicle, including: a controller configured to determine an increase or decrease of driver's…
Various methods and systems are provided for energy management at a consist. In one example, a method for the energy management includes coordinating a distribution of a power demand in response to a power output of each of a fuel cell system, a battery system, and an engine system. The power…
An apparatus for managing power of a fuel cell is provided. The apparatus includes a power conversion device that converts a high voltage into a low voltage and supplies the converted low voltage to a low voltage battery, a cooling device that flows coolant to cool the power conversion device, and…
A system for reducing overconsumption of power in a vehicle includes a power source including a battery having a state of charge (SOC), and a fuel cell stack that generates electricity. The system further includes an electronic control unit (ECU) coupled to the power source and designed to receive…
A system for reducing overdraw of power in a vehicle includes a power source having a battery and a fuel cell circuit. The system further includes an ECU that transmits a power limit signal to a vehicle controller, the power limit signal corresponding to an instantaneous maximum amount of power of…