Electric drivetrain system and method having a single speed ratio direct drive
First Claim
1. A machine having a series electric drivetrain system, the machine comprising:
- an engine configured to provide mechanical energy to an electric generator;
the electric generator configured to convert the mechanical energy received from the engine into electrical energy, the electric generator comprising an input shaft extending through the electric generator, a rotor configured to be rotatably supported by and about the input shaft, and the input shaft is configured to rotate an input gear, an idler gear, a pump drive gear, and a rotor gear;
a motor configured to receive the electrical energy and to produce a rotational output;
a single speed ratio direct drive configured to transfer the rotational output of the motor to a torque output to deliver to a drive shaft; and
power electronics configured to control the electrical energy between the electric generator and the motor and to regulate the rotational output of the motor.
1 Assignment
0 Petitions
Accused Products
Abstract
A machine having a series electric drivetrain system includes an engine to provide mechanical energy to an electric generator, the electric generator able to convert the mechanical energy received from the engine into electrical energy, the electric generator including an input shaft extending through the electric generator, a rotor to rotate on the input shaft, and the input shaft is able to rotate an input gear, an idler gear, a pump drive gear, and a rotor gear, a motor to receive the electrical energy and to produce a rotational output, a single speed ratio direct drive to transfer the rotational output of the motor to a torque output to deliver to a drive shaft, and power electronics to control the electrical energy between the electric generator and the motor and to regulate the rotational output of the motor.
25 Citations
20 Claims
-
1. A machine having a series electric drivetrain system, the machine comprising:
-
an engine configured to provide mechanical energy to an electric generator; the electric generator configured to convert the mechanical energy received from the engine into electrical energy, the electric generator comprising an input shaft extending through the electric generator, a rotor configured to be rotatably supported by and about the input shaft, and the input shaft is configured to rotate an input gear, an idler gear, a pump drive gear, and a rotor gear; a motor configured to receive the electrical energy and to produce a rotational output; a single speed ratio direct drive configured to transfer the rotational output of the motor to a torque output to deliver to a drive shaft; and power electronics configured to control the electrical energy between the electric generator and the motor and to regulate the rotational output of the motor. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A machine comprising:
-
an engine configured to provide mechanical energy to an electric generator; the electric generator configured to convert the mechanical energy received from the engine into electrical energy and into hydraulic power, and the electric generator comprising an input shaft extending through the electric generator, a rotor configured to rotate on the input shaft, and the input shaft is configured to rotate an input gear, an idler gear, a pump drive gear, and a rotor gear; a motor configured to receive the electrical energy and to produce a rotational output; a single speed ratio direct drive configured to transfer the rotational output of the motor to a torque output to deliver to a drive shaft; and power electronics configured to transmit the electrical energy between the electric generator and the motor and to regulate the rotational output of the motor. - View Dependent Claims (9, 10, 11, 12, 13, 14)
-
-
15. A method of replacing a mechanical drivetrain system with a series electric drivetrain system, the method comprising:
-
removing mechanical components from the mechanical drivetrain system; and replacing the mechanical components of the mechanical drivetrain system with power electronics and with electrical components of the series electric drivetrain system, wherein; the electrical components of the series electric drivetrain system comprise a switched reluctance motor and an electric generator with an input shaft extending through the electric generator, the electrical components positioned between an engine and a single speed ratio direct drive in an area defining a series electric drive space claim that is comparable to a mechanical drivetrain space claim defined by the mechanical drivetrain system. - View Dependent Claims (16, 17, 18, 19, 20)
-
Specification