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Introducing an example of electromagnetic design and design methods for pancake-type ultra-flat high-torque (axial gap type) motors utilizing powder magnetic cores with magnetic isotropy!

▽JMAG User Conference 2024 Booth Information▽ Date: December 4 (Wednesday) - 5 (Thursday), 2024 Venue: Hamamatsucho Convention Hall, Tokyo Heganesu Co., Ltd. is a manufacturer specializing in metal powders and provides support for the three-dimensional magnetic circuit design of axial gap motors using the electromagnetic field analysis software JMAG. 【Use Cases and Target Audience】 ■ Those who want to try simulating axial gap motors using three-dimensional magnetic circuits that leverage magnetic isotropy ■ Those who want to perform principle design of simulation models but lack design resources and want to do it easily 【Main Needs for Automotive Motors】 ■ High power density (i.e., miniaturization and cost reduction) ■ Desire to install motors in a more space-efficient manner than before ■ Want to reduce losses even in high-frequency ranges 【Overview of Axial Gap Motor Technology Design Support】 ■ Design Topology Please refer to the lineup section below ■ Basic Support - Three-dimensional magnetic circuit analysis using JMAG - 3D CAD modeling - Optimization using Mode Frontier - Winding design 【Official JMAG Product (Material) Partner】 ■ Database inclusion of soft magnetic composite material 'Somaloy(R)' on JMAG

Soft magnetic material with an insulating coating applied to pure iron powder! Achieving high frequency (miniaturization) by reducing eddy current losses! ☆ Easy molding of complex shapes ☆

"Somaloy(R)" is a soft magnetic material composed of pure iron powder that has been treated with an insulating coating on the particle surface. It enables the formation of complex-shaped components with high dimensional accuracy through the mold compression process alone, and by utilizing the freedom of 3D net shaping and 3D magnetic circuit design, it achieves miniaturization, lightweighting, and cost reduction that were difficult with conventional electromagnetic steel sheets. 【Suitable Application Examples】 　　■ Ultra-flat pancake-type axial gap motors (axial flux type) 　　　Axial gap motors using "Somaloy(R)" already have a track record of mass production in various automotive motors! 　　　　☆ We are also actively providing design technical support for axial gap motors ☆ 　 　　■ Boost reactors for automotive DC/DC boost converters 　　　Reactors using "Somaloy(R)" already have a track record of mass production in various automotive applications! ★ We will also provide an introduction to the achievements of "Somaloy(R)" ★ 　For more details, please contact us♪

A must-see for those struggling with miniaturizing motors! Ideal for pancake structure high-torque ultra-flat axial gap motors, etc.!

**Main Needs for Motors Used in Vehicles** - Increase power density (i.e., miniaturization and cost reduction) - Install motors in a more space-efficient manner than before - Reduce losses even in high-frequency ranges **Suitable Application Examples** - Ultra-flat pancake-type axial gap motors Motors using 'Somaloy(R)' have already achieved mass production results in various vehicle motors! **Benefits of Utilizing 'Somaloy(R)'** - Best match for the topology of axial gap motors suitable for miniaturization and high power density! 1) Enables 3D magnetic circuit design, significantly improving miniaturization and cost reduction that was difficult with electromagnetic steel sheets. 2) Existing powder metallurgy processes can be reused. 3) Complex-shaped parts can be formed with high dimensional accuracy using net shape, improving yield to nearly 0% and achieving high cost-effectiveness compared to existing electromagnetic steel sheets. - Reduction of motor mass through miniaturization 1) Insulating coating applied to pure iron-based powder achieves high permeability with high compressibility. 2) Insulating coating on each particle significantly reduces eddy current losses, especially in high-frequency ranges. ☆ Currently providing technical design support for axial gap motors ☆

Achieving alloy-level low loss with pure iron-based powder!

【Grade】 Covers from below 100Hz to 100kHz. 【Benefits of Utilizing 'Somaloy(R)'】 ■ Significant contribution to reducing iron loss, which is essential for miniaturization and high-frequency applications. 1) Hysteresis Loss Enables grade selection for applications such as low-cost grades and low hysteresis loss grades! 2) Eddy Current Loss It is possible to reduce eddy current loss, which increases with the square of frequency! Contributes to achieving low loss even in frequency ranges that were previously unattainable. ■ Contributes to the development of compact and lightweight reactors through high-frequency applications! 1) Insulating coatings applied to pure iron-based powder achieve high permeability with high compressibility. 2) Insulating coatings on each particle significantly reduce eddy current loss, especially in the high-frequency range.