Battery Pack Optimization for Thermal Management

    公开(公告)号:US20210083337A1

    公开(公告)日:2021-03-18

    申请号:US17107804

    申请日:2020-11-30

    Applicant: Hyliion Inc.

    Abstract: A battery pack for an electric vehicle or a hybrid vehicle may include a housing, a stack of battery cells disposed within the housing, and a cooling subassembly. The housing typically holds the cell stack together, and the cooling subassembly typically cools the cell stack to prevent damage to the battery cells and to maintain the performance of the battery cells. The cooling subassembly may include a cold plate defining a liquid flow channel and one or more thermoelectric devices (TEDs) that are operable to cool the cell stack when current is supplied thereto. Heat spreaders may be employed within the battery pack, and exemplary configurations of components to thermally and mechanically couple the cooling subassembly are described.

    TRAILER-BASED ENERGY CAPTURE AND MANAGEMENT
    35.
    发明申请

    公开(公告)号:US20190291593A1

    公开(公告)日:2019-09-26

    申请号:US16371597

    申请日:2019-04-01

    Applicant: HYLIION INC.

    Abstract: A through the road (TTR) hybridization strategy is proposed to facilitate introduction of hybrid electric vehicle technology in a significant portion of current and expected trucking fleets. In some cases, the technologies can be retrofitted onto an existing vehicle (e.g., a trailer, a tractor-trailer configuration, etc.). In some cases, the technologies can be built into new vehicles. In some cases, one vehicle may be built or retrofitted to operate in tandem with another and provide the hybridization benefits contemplated herein. By supplementing motive forces delivered through a primary drivetrain and fuel-fed engine with supplemental torque delivered at one or more electrically-powered drive axles, improvements in overall fuel efficiency and performance may be delivered, typically without significant redesign of existing components and systems that have been proven in the trucking industry.

    VEHICLE IMMOBILIZATION MECHANISM
    38.
    发明申请

    公开(公告)号:US20190202421A1

    公开(公告)日:2019-07-04

    申请号:US16237519

    申请日:2018-12-31

    Applicant: HYLIION INC.

    CPC classification number: B60T8/1708 B60T15/027

    Abstract: Systems and methods for immobilization of a vehicle include a remote device coupled to a network, the remote device including a transceiver, and a vehicle including a communication interface coupled to the network, the communication interface configured to provide telematics data to, and receive commands from, the transceiver. The system further includes an energy store on the vehicle, the energy store configured to supply electrical power to the communication interface. In some embodiments, at least one of the commands received from the transceiver is configured to immobilize the vehicle. In some cases, the at least one command received from the transceiver is configured to release air pressure in an air line of the vehicle to actuate a plurality of air brakes on the vehicle, or to actuate a wheel-lock mechanism within an electrically powered drive axle on the vehicle.

    Drive train configurations for a vehicle with multiple reversible engines

    公开(公告)号:US12179738B2

    公开(公告)日:2024-12-31

    申请号:US17868686

    申请日:2022-07-19

    Applicant: Hyliion Inc.

    Abstract: Systems and methods of providing a configurable powertrain in a vehicle are disclosed. The powertrain is capable of operating in a plurality of powertrain configurations and includes one or more reversible generators, a battery system, a motor/generator (M/G), and one or more drive axles. The generators generate and supply electrical power to the battery system, the M/G, an external power source, or a combination thereof. The battery system selectively supplies electrical power to the generators, the M/G, the external power source, or a combination thereof. The one or more generators also selectively supply cooling to the battery system, a cab of the vehicle, a trailer or external enclosure or structure of the vehicle, or a combination thereof. The powertrain configurations of the vehicle include operating the components of the powertrain in various combinations based on demands of the vehicle and/or external power sources or structures.

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