Electrical network configured to magnetically couple to a winding and to control magnetic saturation in a magnetic core
An electrical network coupled to the winding controls magnetic saturation in voltage regulators, addressing the issue of core saturation and arcing by managing flux, enhancing component longevity and efficiency.
CA3108349CActive Publication Date: 2026-09-22EATON INTELLIGENT POWER LTD
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Patent Information
- Application Number
- CA3108349
- Authority / Receiving Office
- CA · CA
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2019-08-05
- Filing Date
- 2019-08-14
- Publication Date
- 2026-09-22
- Estimated Expiration
- 2039-08-14
AI Technical Summary
Technical Problem
Existing voltage regulators face challenges in preventing magnetic saturation of magnetic cores during switching operations, leading to increased arcing and reduced component lifetime due to uncontrolled magnetic flux.
Method used
An electrical network is magnetically coupled to the winding to control magnetic saturation by regulating current flow in secondary windings, using AC and DC power sources to manage magnetic flux, thereby preventing core saturation and reducing arcing.
Benefits of technology
The solution effectively prevents magnetic saturation and minimizes arcing, extending the lifespan of voltage regulator components and improving operational efficiency.
✦ Generated by Eureka AI based on patent content.
Abstract
An apparatus for a load tap changer includes a first primary winding electrically connected to a first contact, the first contact configured to connect to one of a plurality of taps in a load tap changer; a second contact, the second contact configured to connect to one of the plurality of taps in the load tap changer; a magnetic core; and a control circuit including: a secondary winding configured to magnetically couple to the first primary winding and the magnetic core; and an electrical network electrically connected to the secondary winding, the electrical network being configured to prevent magnetic saturation of the magnetic core during switching of the first or second contact.
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