JPWO2020150467A5

JPWO2020150467A5 -

Info

Publication number: JPWO2020150467A5
Application number: JP2021540193A
Authority: JP
Publication date: 2023-01-27

Claims

A hybrid electric vehicle,
a set of wheels and
a mechanical transmission adapted to provide torque to the set of wheels;
an electric motor coupled to and powering the mechanical transmission;
a battery storage coupled to the electric motor for powering the electric motor;
a gasoline compression ignition (GCI) engine coupled to at least one of the mechanical driveline and the electric motor for providing mechanical energy to the mechanical driveline and energy to operate the electric motor; ,
a power split device mechanically coupled to the GCI engine and the electric motor;
a generator coupled to the power split device;
an electronic controller coupled to the GCI engine and the electric motor and adapted to control operation of the GCI engine and the electric motor ;
the electronic control controls the amount of power provided by both the GCI engine and the electric motor to drive the vehicle;
The GCI engine is controlled in a manner that maintains a stratified air/fuel mixture and late injection induces autoignition late in the compression stroke,
A hybrid electric vehicle , wherein the GCI engine is operated independently of the speed of the vehicle and can be used to power the battery storage at all times during operation of the vehicle.

2. The hybrid electric vehicle of claim 1 , wherein the electronic control is adapted to control the GCI engine to power the vehicle only at medium load travel.

2. The hybrid electric vehicle of claim 1 , wherein the electronic control operates both the GCI engine and the electric motor in parallel to provide power simultaneously for enhanced acceleration and at high loads.

2. The electronic controller of claim 1 , wherein the electronic controller directs energy from the GCI engine to charge the battery storage via the generator when the amount of charge in the battery storage falls below a threshold. hybrid electric vehicle.

2. The hybrid electric vehicle of claim 1 , wherein the electronic control operates the electric motor to start the vehicle and provide power to the vehicle only at low loads.

A hybrid electric vehicle,
a set of wheels and
a mechanical transmission adapted to provide torque to the set of wheels;
an electric motor coupled to and powering the mechanical transmission;
a battery storage coupled to the electric motor for powering the electric motor;
a gasoline compression ignition (GCI) engine coupled to at least one of the mechanical driveline and the electric motor for providing mechanical energy to the mechanical driveline and energy to operate the electric motor; ,
an electronic controller coupled to the GCI engine and the electric motor and adapted to control operation of the GCI engine and the electric motor;
a fuel supply coupling coupled to the GCI engine for supplying gasoline fuel;
a generator mechanically coupled to and powered by the GCI engine ;
wherein the electric motor is coupled to the mechanical transmission to provide power to the vehicle, and the electronic control is adapted to control the generator to provide power to the electric motor ;
A hybrid electric vehicle , wherein said GCI engine is used at a specific point in a partially premixed combustion zone of an engine load-vehicle speed operating map .

7. The hybrid electric vehicle of claim 6 , further comprising a rectifier coupled to the output of the generator and to the input of the electric motor to provide a rectified electrical signal to the electric motor.

The electronic control determines the amount of power requested and operates the electric motor from the battery storage if the amount of power requested is less than the amount of power provided by the battery storage. 7. The hybrid electric vehicle of claim 6 , adapted to allow

The electronic controller determines the amount of power requested, wherein the amount of power requested exceeds the amount of power provided by the battery storage and is less than the amount of power provided by the generator. 7. The hybrid electric vehicle of claim 6 , adapted to run the electric motor from the generator in some cases, wherein all excess power is used to charge the battery storage.

The electronic control determines the amount of power requested and outputs the power from both the battery storage and the generator if the amount of power requested exceeds the amount of power provided by the generator. 7. A hybrid electric vehicle according to claim 6 , adapted to operate an electric motor and wherein all excess power is used to charge said battery storage.

The electronic controller is adapted to determine a magnitude of charge in the battery storage and control the generator to recharge the battery storage if the determined magnitude of charge is below a threshold. 7. The hybrid electric vehicle of claim 6 , wherein the hybrid electric vehicle is

The GCI engine and the electric motor are both coupled to both of the mechanical drive trains to provide power to the vehicle simultaneously, and the electronic controller controls the power supply based on load demand and current vehicle speed. 5 . The hybrid electric vehicle of claim 4 , which sets a ratio of power provided by , the GCI engine and the electric motor, respectively.

5. The hybrid electric vehicle of claim 4 , wherein said GCI engine and said electric motor are both coupled to both said mechanical drive trains to independently provide power to said vehicle.