17743163. APPARATUS FOR SUPPRESSING TORQUE GENERATION OF THREE-PHASE MOTOR AND METHOD THEREOF simplified abstract (Kia Corporation)
APPARATUS FOR SUPPRESSING TORQUE GENERATION OF THREE-PHASE MOTOR AND METHOD THEREOF
Organization Name
Inventor(s)
Yong Jae Lee of Yongin-Si (KR)
Jung Hwi Kim of Hwaseong-Si (KR)
APPARATUS FOR SUPPRESSING TORQUE GENERATION OF THREE-PHASE MOTOR AND METHOD THEREOF - A simplified explanation of the abstract
This abstract first appeared for US patent application 17743163 titled 'APPARATUS FOR SUPPRESSING TORQUE GENERATION OF THREE-PHASE MOTOR AND METHOD THEREOF
Simplified Explanation
The patent application describes an apparatus and method for suppressing torque generation in a three-phase motor. Here is a simplified explanation of the abstract:
- The invention aims to suppress torque generated by a zero phase sequence component current in a three-phase motor.
- A torque determination device calculates a second torque value to counteract the first torque value caused by the zero phase sequence component current.
- A control amount determination device determines the voltage control amount needed to generate the calculated second torque value.
- A controller is responsible for controlling the three-phase motor based on the determined voltage control amount.
Potential applications of this technology:
- Industrial machinery: This invention can be applied to various types of industrial machinery that utilize three-phase motors, such as pumps, compressors, and conveyors.
- Electric vehicles: The technology can be used in electric vehicles to improve motor performance and efficiency.
- Robotics: It can be implemented in robotic systems that rely on three-phase motors for movement and operation.
Problems solved by this technology:
- Torque suppression: The invention addresses the issue of torque generated by the zero phase sequence component current, which can cause instability and inefficiency in three-phase motors.
- Motor control precision: By accurately determining the voltage control amount, the technology ensures precise control of the motor's torque output.
- Improved motor performance: Suppressing unwanted torque allows for smoother motor operation, reduced vibrations, and improved overall performance.
Benefits of this technology:
- Enhanced motor efficiency: By suppressing torque generated by the zero phase sequence component current, the invention helps optimize motor efficiency and reduce energy consumption.
- Increased motor lifespan: The technology minimizes stress and strain on the motor, potentially extending its lifespan.
- Improved system stability: By controlling torque generation, the invention contributes to the stability and reliability of systems utilizing three-phase motors.
Original Abstract Submitted
An apparatus and method for suppressing torque generation of a three-phase motor, includes a torque determination device that determines a second torque value for suppressing a first torque value due to a zero phase sequence component current of the three-phase motor, a control amount determination device that determines a voltage control amount for generating the determined second torque value, and a controller that is configured to control the three-phase motor according to the determined voltage control amount.
