World of Induction

THE BLOG ABOUT WINDING GOODS AND ALL THAT COMES WITH IT

There are many factors that influence the success of development projects, the ability to find the best suppliers in global procurement and the availability of technologically leading production partners. In the "World of Induction", KUK reports on current trends in the production of winding goods and electronics. There are also tips to help developers and buyers in their daily work.

Technological leadership

Optimizing windings for losses and space in radial flux motors

Balancing wire cross-section, fill factor, and losses poses a core challenge in radial flux motor design, where AC/DC effects like eddy currents and skin effect impact efficiency and thermal performance. The optimal choice - whether single-layer edgewise for loss minimization or multi-layer Litz/orthocyclic for space utilization - depends on an overall assessment of frequency, current, and ...

Technological leadership

Myths and facts on edgewise windings

While edgewise coils are gaining popularity among engineers for their optimal properties in specific applications, they are not necessarily the top choice compared to traditional round wire coils. Engineers can maximize the benefits of edgewise coils by carefully considering factors like wire availability, manufacturing complexity, and performance advantages, allowing them to effectively navigate ...

Technological leadership

Helmholtz coils: overcoming manufacturing challenges

Explore the essential manufacturing hurdles encountered when seeking Helmholtz coils and the critical factors to consider throughout different project stages. This blog provides engineers with a comprehensive guide to ensure they are well-equipped for their Helmholtz coils endeavors.

Technological leadership

Micro coils: An overview on design, manufacturing and applications

Discover the world of micro coils and their manufacturing process in this comprehensive guide. Explore the various types of micro coils, the materials used, and their applications in the medical and sensor industries.

Technological leadership

Which factors determine the choice of core material for micro coils?

When it comes to choosing the core material for your micro coil, it's essential to carefully evaluate the advantages and disadvantages while considering the specific requirements. So, what factors should you take into account when selecting the core material for your micro coils?

Technological leadership

Misconceptions about the fill factor of electric coils

In the realm of electric coils, there exists a common misconception among engineers regarding the fill factor. This misconception often leads to misunderstandings about the overall efficiency and performance of these coils. It is imperative to address these misconceptions and shed light on the true implications of the fill factor.

Technological leadership

What is important when choosing an electric coil manufacturer?

Selecting the right coil manufacturer is a crucial factor for the success of your project. A professional coil manufacturer should have the necessary experience and expertise to meet your specific requirements. Additionally, you should look for technological advancements and flexibility in production. A good coil manufacturer adapts to changes and ensures that the coils meet high-quality ...

Technological leadership

Self-supported coils: Facts about coils made of selfbonding wire

Self-supported coils are coils made of wire that is coated with a thermoplastic layer - the bonding varnish. The term selfbonding enamel wire already indicates it: This wire is bonded during the winding process to give the coil the necessary stability without any other aids, especially in the case of air coils. The use of selfbonding wire can offer advantages over a bobbin coil in some cases, ...

Technological leadership

Insulation layer on magnet wires: A common stumbling block for engineers

In coil production, the insulation of the wire has an influence on a wide variety of product properties such as application range, service life, costs or coil design. Wire insulation also has an effect on various factors during coil manufacturing, such as scrap or further processing. This article summarises the essential facts about wire insulation - and its effect on coil design - for engineers.

Technological leadership

What material can coils be wound from?

In coil production, the wire used plays a central role. While copper is undoubtedly the most commonly used conductor material, especially for customer-specific coil projects, it is also worthwhile to test alternative coil wire, depending on the application.

Technological leadership

What is the purpose of edgewise winding?

Edgewise winding is one of the modern trends in coil manufacturing. The principle of this winding technology is that the rectangular section wire is wound not on the flat part of the wire but on the short side of the wire. That’s where the terms edgewise winding or side-winding stands for.

Technological leadership

What is the advantage of orthocyclic windings?

Orthocyclic coils are characterised by a high copper fill factor (often approx. 70%), so that a comparatively high magnetic field is realised in the smallest possible space.