JFE STEEL CORPORATION (20240321492). WOUND CORE AND METHOD FOR PRODUCING WOUND CORE simplified abstract
Contents
WOUND CORE AND METHOD FOR PRODUCING WOUND CORE
Organization Name
Inventor(s)
WOUND CORE AND METHOD FOR PRODUCING WOUND CORE - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240321492 titled 'WOUND CORE AND METHOD FOR PRODUCING WOUND CORE
Simplified Explanation:
This patent application describes a wound core made of grain-oriented electrical steel sheet that has low transformer iron loss and good magnetic characteristics. The core is designed to have a specific shape and magnetic properties to optimize its performance.
- The wound core is made of a single material, grain-oriented electrical steel sheet, eliminating the need for multiple materials with different magnetic characteristics.
- The core has a specific shape with flat surface, corner, lap, and bent portions to enhance its magnetic properties.
- The ratio of the length of the outer circumference to the length of the inner circumference is 1.70 or less, ensuring optimal performance.
- The grain-oriented electrical steel sheet has a magnetic flux density within a specific range and a low iron loss deterioration rate under harmonic superposition.
Key Features and Innovation:
- Single-material wound core made of grain-oriented electrical steel sheet
- Specific core shape with flat surface, corner, lap, and bent portions
- Optimized ratio of outer circumference to inner circumference
- Specific magnetic flux density and low iron loss deterioration rate
Potential Applications:
This technology can be used in various types of transformers and electrical equipment where low iron loss and good magnetic characteristics are essential.
Problems Solved:
This technology addresses the issue of high transformer iron loss and the need for multiple materials with different magnetic characteristics in wound cores.
Benefits:
- Improved efficiency in transformers and electrical equipment
- Cost-effective production with a single material wound core
- Enhanced magnetic properties for better performance
Commercial Applications:
Title: High-Efficiency Wound Core Technology for Transformers and Electrical Equipment This technology can be applied in the manufacturing of transformers for power distribution, electric motors, and other electrical equipment where low iron loss and good magnetic characteristics are crucial. The market implications include improved energy efficiency, reduced operating costs, and enhanced performance of electrical systems.
Prior Art:
Readers can explore prior patents related to wound cores, transformer iron loss reduction, and magnetic material optimization in the field of electrical engineering.
Frequently Updated Research:
Stay updated on the latest advancements in grain-oriented electrical steel sheet technology, transformer design, and magnetic material research for potential improvements in wound core efficiency.
Questions about Wound Core Technology:
1. What are the key advantages of using grain-oriented electrical steel sheet in wound cores? 2. How does the specific shape of the wound core contribute to its magnetic properties and performance?
Original Abstract Submitted
a wound core with low transformer iron loss and good magnetic characteristics without using two or more types of materials with different magnetic characteristics. the wound core includes a grain-oriented electrical steel sheet as a material and has a flat surface portion, a corner portion adjacent to the flat surface portion, a lap portion in the flat surface portion, and a bent portion in the corner portion, and the ratio of the length of the outer circumference to the length of the inner circumference (the length of the outer circumference/the length of the inner circumference) is 1.70 or less when viewed from the side, and the grain-oriented electrical steel sheet has a magnetic flux density b8 in the range of 1.92 t to 1.98 t at a magnetic field strength h of 800 a/m and has a specified iron loss deterioration rate of 1.30 or less under harmonic superposition.
