F02N2011/0885

OUTBOARD MOTOR, ENGINE STARTING SYSTEM, AND WATERCRAFT PROPULSION SYSTEM
20230340903 · 2023-10-26 ·

An outboard motor includes an engine, a propeller to generate a propulsive force by the drive force of the engine, a lithium ion capacitor, a starter motor to be actuated by a power supply from the lithium ion capacitor to crank the engine, a starter relay provided on a starting power supply line between the lithium ion capacitor and the starter motor, a start switch to be turned on by an engine starting operation by a user to energize a coil of the starter relay from the lithium ion capacitor so as to turn on the starter relay, and a charging controller including a switch to connect the lithium ion capacitor to a charging power source to charge the lithium ion capacitor during the driving of the engine, and to disconnect the lithium ion capacitor from the charging power source when the driving of the engine is stopped.

Self-contained, stand-alone power generator
11555444 · 2023-01-17 ·

A self-contained, stand-alone power generator system comprising: an electric motor for applying torque to a shaft of a rotating mass, wherein the electric motor is powered by a dedicated power source; a battery for supplying additional power to the electric motor upon start up; at least one of a torque converter and a starter motor, for overcoming resting inertia of the rotating mass; a generator head coupled to the rotating mass, wherein the power generator is constructed such that when the generator head reaches operational speed, the generator head provides the additional power to the electric motor and recharges the battery.

Starter system for an internal combustion engine in a vehicle

A starter system for an internal combustion engine in a vehicle includes a starter (12), a voltage source (14) for supplying the starter (12) with electrical energy in a start operating state and a down converter (22). The down converter (22) provides a start operating voltage for the starter (12) in the start operating state by down-converting a supply voltage provided by the voltage source (14).

SUPPLEMENTAL STARTING SYSTEM

The disclosure is directed to a system and method for providing supplemental power to start one or more cranking motors. The supplemental starting system includes a starting-signal isolator configured to connect to one or more electrical starting-signal wires providing starting signal to one or more cranking motors, a resetting relay electrically connecting to the starting-signal isolator, a programmable logic controller (PLC) electrically connecting to the resetting relay, a supplemental battery relay electrically connecting to the starting-signal isolator and the PLC, a supplemental battery electrically connecting to the supplemental battery relay, and a positive output-terminal electrically connecting to the supplemental battery relay. When an output of the starting-signal isolator is higher than a threshold voltage, the resetting relay and the supplemental battery relay are configured to be in a close state, so that the supplemental starting system is configured to provide electricity to one of the one or more cranking motors.

DIRECT CURRENT POWER PLANT

A DC power plant generating DC power from a variety of engines including a Stirling cycle engine. The DC power plant includes a relatively small start-up power source that is discontinued after the engine is running. A method for producing DC power for a load including starting up an engine using power supplied by a relatively small power supply supplemented by a capacitor bank, providing output from the engine to a generator, producing alternating current (AC) power by the generator, converting the AC power to direct current (DC) power, disabling output of the DC power during a first set of pre-selected conditions, limiting a rate of change of current of the DC power during a second set of pre-selected conditions, reducing conducted and radiated emissions of the DC power, disconnecting the DC power from the load under a third set of pre-selected conditions, and providing the DC power to the load.

Supplemental starting system

The disclosure is directed to a system and method for providing supplemental power to start one or more cranking motors. The supplemental starting system includes a starting-signal isolator configured to connect to one or more electrical starting-signal wires providing starting signal to one or more cranking motors, a resetting relay electrically connecting to the starting-signal isolator, a programmable logic controller (PLC) electrically connecting to the resetting relay, a supplemental battery relay electrically connecting to the starting-signal isolator and the PLC, a supplemental battery electrically connecting to the supplemental battery relay, and a positive output-terminal electrically connecting to the supplemental battery relay. When an output of the starting-signal isolator is higher than a threshold voltage, the resetting relay and the supplemental battery relay are configured to be in a close state, so that the supplemental starting system is configured to provide electricity to one of the one or more cranking motors.

STARTER SYSTEM FOR AN INTERNAL COMBUSTION ENGINE IN A VEHICLE
20220220929 · 2022-07-14 ·

A starter system for an internal combustion engine in a vehicle includes a starter (12), a voltage source (14) for supplying the starter (12) with electrical energy in a start operating state and a down converter (22). The down converter (22) provides a start operating voltage for the starter (12) in the start operating state by down-converting a supply voltage provided by the voltage source (14).

Method for operating an electric turning machine operatively connected to an internal combustion engine

An electric turning machine (ETM) operatively connected to an internal combustion engine (ICE) is operated as a motor with a first control strategy and as a generator with a second control strategy. In the first control strategy, electric power is delivered from a power source to the ETM selectively through at least one transistor of an electrical converter. After switching from the first control strategy to the second control strategy, the ETM delivers electric power to an accessory selectively through the at least one transistor of the electrical converter.

Method and system for reducing a startup time of a genset

A method and system of power generating is provided to reduce a startup time of a genset for providing requested power to a utility grid or a load. The genset includes a generator, a turbocharger, and an energy storage. The generator includes an engine. The genset responds to a genset start signal by accelerating an engine speed of the generator to reach a synchronous speed. The engine speed is accelerated more rapidly by activating the energy storage device to supply power to at least one of the generator and the turbocharger. The generator then supplies power to the utility grid or load.

On-Board Starting Module for Vehicle Engine

A starting module for a vehicle is provided. The starting module is configured to reside on-board the vehicle, and is used to start an engine associated with the vehicle in the event the battery on the vehicle is too weak to crank the engine. The engine starting module first comprises a housing. The housing resides proximate the vehicle battery and holds a plurality of super capacitors. The super capacitors reside within the housing, in series, and are electrically in parallel with the vehicle battery. The super capacitors store charge received from the electrical system of the vehicle. The starting module also includes control logic. The control logic controls the release of energy from the super capacitors. The engine starting module also comprises an isolation switch, which is configured to move between open and close positions in response to signals from the control logic.