Delphi technologies ip limited (20240106323). SYSTEMS AND METHODS FOR ACTIVE DISCHARGE FOR INVERTER FOR ELECTRIC VEHICLE simplified abstract

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SYSTEMS AND METHODS FOR ACTIVE DISCHARGE FOR INVERTER FOR ELECTRIC VEHICLE

Organization Name

delphi technologies ip limited

Inventor(s)

Helena Cristobal Losada of Chicago IL (US)

Kevin M. Gertiser of Carmel IN (US)

SYSTEMS AND METHODS FOR ACTIVE DISCHARGE FOR INVERTER FOR ELECTRIC VEHICLE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240106323 titled 'SYSTEMS AND METHODS FOR ACTIVE DISCHARGE FOR INVERTER FOR ELECTRIC VEHICLE

Simplified Explanation

The patent application describes a system with an inverter that converts DC power from a battery to AC power to drive a motor. The inverter includes a bulk capacitor, phase switches, and controllers that control the gate voltage to the phase switches based on temperature measurements.

  • The system includes an inverter that converts DC power from a battery to AC power.
  • The inverter consists of a bulk capacitor, phase switches, and controllers.
  • The controllers regulate the gate voltage to the phase switches based on temperature readings.
  • The temperature measurements can be either measured or estimated for the phase switches.

Potential Applications

The technology described in this patent application could be applied in various electric vehicle systems, renewable energy systems, and industrial motor control applications.

Problems Solved

This technology helps in efficiently managing the temperature of phase switches in the inverter, ensuring optimal performance and preventing overheating issues that could lead to system failures.

Benefits

The system's ability to control the gate voltage based on temperature readings enhances the overall reliability and longevity of the inverter, leading to improved efficiency and reduced maintenance costs.

Potential Commercial Applications

One potential commercial application of this technology could be in electric vehicle powertrains, where efficient motor control is crucial for performance and battery life optimization.

Possible Prior Art

One possible prior art for this technology could be similar inverter systems used in electric vehicles or industrial motor control applications.

Unanswered Questions

How does this technology compare to existing inverter systems in terms of efficiency and reliability?

This article does not provide a direct comparison with existing inverter systems in terms of efficiency and reliability. Further research or testing would be needed to determine the specific advantages of this technology over others in the market.

What are the potential cost implications of implementing this technology in different applications?

The article does not address the potential cost implications of implementing this technology in various applications. A cost-benefit analysis would be necessary to understand the economic feasibility of adopting this system in different industries.


Original Abstract Submitted

a system includes: an inverter configured to convert dc power from a battery to ac power to drive a motor, wherein the inverter includes: a bulk capacitor; one or more phase switches; and one or more controllers configured to control a gate voltage to the one or more phase switches to discharge the bulk capacitor, wherein the one or more controllers is configured to control the gate voltage based on one or more of a measured temperature of the one or more phase switches or an estimated temperature of the one or more phase switches.