Mitsubishi electric corporation (20240136881). PHASE RING SUPPORT STRUCTURE AND ROTATING ELECTRIC MACHINE simplified abstract

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PHASE RING SUPPORT STRUCTURE AND ROTATING ELECTRIC MACHINE

Organization Name

mitsubishi electric corporation

Inventor(s)

Wataru Yamashita of Chiyoda-ku, Tokyo (JP)

Tatsuya Okuda of Chiyoda-ku, Tokyo (JP)

PHASE RING SUPPORT STRUCTURE AND ROTATING ELECTRIC MACHINE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240136881 titled 'PHASE RING SUPPORT STRUCTURE AND ROTATING ELECTRIC MACHINE

Simplified Explanation

The abstract describes a patent application for a metal support structural body connected to a rotating electric machine armature winding at a stator end. An insulator is placed between the phase ring and the metal support structural body to ensure insulation distance to the ground. This setup improves long-term reliability, cooling performance, and suppresses induced current in the metal support structural body.

  • Metal support structural body connected to armature winding
  • Insulator ensures insulation distance to ground
  • Improves long-term reliability and cooling performance
  • Suppresses induced current in metal support structural body

Potential Applications

The technology described in this patent application could be applied in various rotating electric machines, such as generators, motors, and other electrical equipment requiring reliable insulation and cooling performance.

Problems Solved

1. Improved long-term reliability of the connection between the armature winding and the metal support structural body. 2. Enhanced cooling performance for the phase ring and the metal support structural body.

Benefits

1. Increased reliability and durability of the electrical equipment. 2. Improved cooling efficiency for better performance. 3. Reduction in induced current in the metal support structural body.

Potential Commercial Applications

"Metal Support Structural Body for Rotating Electric Machine Armature Winding: Commercial Applications"

Possible Prior Art

There may be prior art related to insulation structures in rotating electric machines, but specific information on similar innovations is not provided in the abstract.

Unanswered Questions

=== How does this technology impact the overall efficiency of the rotating electric machine? The abstract does not provide information on the potential impact of this technology on the efficiency of the rotating electric machine. Further details on the efficiency improvements would be beneficial for a comprehensive understanding of the innovation.

=== Are there any specific materials or manufacturing processes required for implementing this technology? The abstract does not mention any specific materials or manufacturing processes used for the metal support structural body and the insulator. Understanding the material requirements and manufacturing processes could provide insights into the feasibility and cost-effectiveness of adopting this technology.


Original Abstract Submitted

a metal support structural body is provided on the radially outer side of a phase ring for connecting a rotating electric machine armature winding at a stator end. an insulator ensuring an insulation distance to the ground is interposed between the phase ring and the metal support structural body. thus, long-term reliability improves as compared to a conventional insulation-to-ground structure. since the insulation distance to the ground is ensured by the insulator, the phase ring and the metal support structural body are configured with an insulation thickness smaller than needed for insulation to the ground, thereby improving cooling performance for the phase ring and the metal support structural body. occurrence of induced current in the metal support structural body is suppressed, thus allowing application of a simple fastening structure such as metal bolts to a stator frame.