“UAM core motor drive technology will contribute to solving future urban traffic problems”

After entering the market through test runs and pilot projects, commercialization is planned based on successful cases.
The goal is to popularize the development of core inverter technologies required for infrastructure construction such as Vertiport.
Focus on providing customer service and quickly resolving technical issues through strengthening technical support capabilities

[Editor’s Note] From July 1 to 4, Asung Korea participated in the Power Electronics Society Summer Conference held at the Jeju Haebeach Hotel & Resort, and showcased various products, including a UAM motor drive demo and an EV drive motor demo. Asung Korea stated that it is taking various strategies to strengthen its competitiveness in the UAM market, and that it is also establishing a position in the electric vehicle industry through continuous research and development and technological innovation. We asked Park Ki-do, head of Asung Korea Research Institute, about UAM core motor drive technology and updates on EV drive motor demos.

■ What is the purpose of participating in the Power Electronics Society conference?

Asung Korea participated in this Power Electronics Society conference for four main reasons.

The first is to share and learn the latest technologies.

We participated in this conference to share and learn about the latest technology trends and research results in the power electronics field and to reflect them in our own product and technology development.

Industrial networking is also an important reason.

We seek opportunities for collaboration by interacting with experts from academia and industry, and promote cooperation and joint research in the field of power electronics.

The third is to promote Asung's technology and increase brand awareness.

We would like to use this opportunity to display our latest technologies and products, increase brand awareness, and promote our technological prowess in the power electronics field.

The last is communication with customers and partners.

We try to spend time meeting and communicating directly with existing and potential customers and partners, and listening to their needs and feedback.

Asung Korea aims to present its latest technology and products through participation in this power electronics conference and to contribute to the development of the power electronics field.

New opportunities for collaboration through exchanges with various experts We will do our best to explore and further improve our technology and products.

■ Please introduce the UAM motor-driven demo machine newly produced by Asung Korea.

The newly-built UAM (Urban Air Mobility) motor-driven demonstrator is aimed at demonstrating an electric motor-driven system for urban air mobility.

UAM is a next-generation transportation system that enables efficient and rapid movement within the city, and eco-friendly technologies such as electric motors are key elements.

This demo unit has the following specifications: △High-efficiency brushless DC motor (BLDC) △Maximum output power: 200 kW (Starpower SiC Power Module) △Rotation speed up to 3500 RPM △Voltage range: 400 V to 800 V △Air-cooled cooling method △Total weight: 30 kg (including fixing mechanism).

Key features include high efficiency, lightweight design, and stability.

By adopting a BLDC motor boasting a conversion efficiency of over 90%, energy consumption is minimized and driving distance is maximized.

Additionally, lightweight materials and structures were used to reduce the weight of the aircraft, and various safety features were built in to ensure that the motor operates stably even in overheating, overcurrent, and overvoltage situations.

Technical features include the application of the latest vector control technology for motor control, which enables precise speed and torque control, and the motor, battery, and cooling system.It is equipped with an ECU that comprehensively manages the stem, etc., maximizing system efficiency.

In addition, a system was applied that supports various communication interfaces such as CAN and Ethernet to enable seamless integration with other vehicle systems.

Asung has completed an efficient and stable design through various simulations and optimization processes, and has also completed basic performance verification by producing an initial prototype.

This UAM motor-driven demonstrator is expected to contribute significantly to the development of sustainable urban transportation as a technology that leads the future of electric aircraft.

■ What is Asung Korea’s UAM market strategy?

The UAM market is a rapidly growing sector, a new mobility solution in which major companies are competing.

Asung Korea is pursuing various strategies to strengthen its competitiveness in the UAM market.

The strategy is to initially enter the market through test runs and pilot projects, and then gradually commercialize based on successful cases.

First of all, Asung Korea operates its own R&D center with the goal of providing high-efficiency, low-noise, and eco-friendly UAM solutions by focusing on the development of cutting-edge technologies and is cooperating with leading research institutes and development clients.

We will strictly comply with regulations related to the safety of UAM, prioritize safety, and work closely with regulatory agencies to this end, focusing on obtaining necessary certifications.

We will also continue to respond to sustainability and the environment.

Continuously developing eco-friendly UAM solutions utilizing electric propulsion systems and renewable energy. This will contribute to environmental protection and urban development.

In the UAM industry, building infrastructure for operation is also considered an important factor.

In addition to Vertiport, Asung Korea also aims to popularize the development of core inverter technology necessary for building infrastructure such as landing pads and charging stations.

Through the above strategies, Asung Korea will secure core motor drive technology and competitiveness in the UAM market and contribute to solving future urban traffic problems.

■ At the last Korea Electronics Show, I was able to see many automobile-related demos and products. I wonder if automobile-related products are still being supplied.

Through the automobile-related demos and products shown at the last Korea Electronics Show (KES), we were able to get a glimpse of Asung Korea’s technological prowess and innovation, and the company continues to supply automobile-related parts.

Examples include advanced electrical components such as traction inverters for electric and autonomous vehicles, power modules for torque vectoring, BMS, electric power steering (EPS), and electric oil pumps (EOP).

We also supply components that enhance the safety and efficiency of autonomous vehicles by providing stable power supply to MCUs and DSPs required for autonomous driving using sensors such as radar, lidar, and cameras.

We provide components that can create a convenient charging environment for electric vehicle users by stably supplying High Power Devices, a key element of power conversion politics for implementing electric vehicle charging stations and related infrastructure solutions.

Asung Korea reflects the latest trends and technological changes in the automobile industry through these various automobile-related products and provides continuous innovation and quality improvement to customers.We strive to provide the best products and services to our customers.

■ What has been updated in the EV drive motor demo compared to last year?

Asung Korea's EV drive motor demo is updated every year to reflect the latest technology and trends.

Compared to last year, there were various updates including efficiency and cooling system.

First, the efficiency of the drive motor has been greatly improved by using the latest power electronics technology and high-performance materials, which has increased the driving range of electric vehicles and reduced energy consumption (battery).

Miniaturization of modules and integration of various components have also enabled efficient reduction of vehicle motor capacity.

In addition, we have effectively solved the problem of motor heat generation by applying new cooling technology, and have optimized air cooling technology along with the liquid cooling system.

Smart control systems are also a must.

By introducing a smart control system utilizing AI and machine learning, the motor operation is optimized in real time and the best performance can be achieved even under various driving conditions.

With these updates, Asung Korea has further improved the performance of its EV motors and strengthened its competitiveness in the electric vehicle market.

Through continuous research and development and technological innovation, we will continue to play an important role in the electric vehicle industry.

e:14px;"> ■ In addition to the demo, Asung Gate Driver, Polpair Inverter, Star Power Wafer & SiC Module were also exhibited. Please also introduce these products

This device can be applied to a variety of fields, including electric vehicles, high-speed chargers, solar inverters, and industrial power devices, and we have launched a product that responds to the maximum power required.

Asung Korea's gate drivers are used to optimize the switching performance of power semiconductor devices.

It maximizes the efficiency of power devices by supplying and cutting off voltage/current with high-speed switching.

Additionally, it has built-in protection functions for high insulation voltage, overvoltage, overcurrent, and short-circuit, ensuring the stability of the system.

It minimizes switching loss through precise timing and voltage control and can be used in various applications such as EV drive motors, solar inverters, and industrial power supplies.

The pole pair inverter has a unique control algorithm that is implemented on the appropriate target, such as various control technologies, SVPWM (Space Vector Pulse Width Modulation), and feedback control, and is creating mutual synergy in product development as a strategic collaboration partner with Asung Korea.

It boasts high conversion efficiency by applying the latest power conversion technology with high-efficiency conversion technology, and it also features a compact design that takes space efficiency into account, making it easy to install.

Supports various voltage and frequency outputs with various output options, making it suitable for a variety of applications.
> Star Power Wafer & SiC Module boasts the No. 1 supply performance in China.

We used materials that feature high reliability and low heat loss by utilizing high-efficiency SiC and IGBT technologies, thereby reducing power loss and increasing efficiency.

We are ensuring delivery time and quality by using Star Power's self-developed 12-inch wafer, and are commercializing 7th generation IGBT and 4th generation SiC (silicon carbide) products.

Through these products, Asung Korea is securing a technological edge in the field of power conversion and management solutions and providing innovative solutions across various industries.

■ Asung Korea continues to strengthen its capabilities in technical support. I'm also curious about related achievements

Asung Korea focuses on providing better service to customers and quickly resolving technical issues by strengthening its technical support capabilities.

The results of these efforts are showing up in many ways.

Build a team of expert engineers: We have strengthened our technical support capabilities by hiring and continuously training expert engineers from various fields.

This has enabled quick and accurate responses to customer inquiries.

In addition, we provide customized solutions tailored to the needs of each customer through customized technical support, thereby shortening the time for product optimization and problem resolution, and we provide technical support directly at the customer's site through on-site support service, thereby solving problems immediately and increasing reliability.

We also provide quick problem resolution regardless of time and location through real-time remote support through our technical support platform.

We hold technical seminars and workshops for our customers to share the latest technical information and problem-solving methods.

Through these efforts, we have significantly improved customer satisfaction through numerous successful technical support cases, which has contributed to increasing customer trust and loyalty.

We have also successfully completed technical support projects in cooperation with several clients, thereby demonstrating our technological superiority.

Based on these achievements, Asung Korea is constantly striving to increase customer satisfaction and continuously improve the quality of technical support services.

■ Please say a word to e4ds readers along with Asung Korea’s goals.

Asung Korea is an innovative companyWe aim to strengthen our competitiveness in the global market through alcohol development and continuous quality improvement, and to provide the best solutions to our customers.

We will contribute to environmental protection and sustainable development by developing eco-friendly technologies and sustainable solutions, and we will solidify an eco-friendly industrial ecosystem through electric vehicles and renewable energy solutions.

Asung Korea has been able to continuously grow and develop thanks to your interest and support.

We will continue to provide new technologies and solutions through continuous innovation and challenge.

The electronics industry is changing rapidly, and at the heart of this change are professionals like you.

Asung Korea wants to create a better future with you. We value your feedback and advice, and through this, we will strive to provide better products and services.

We ask for your continued interest and support, and we look forward to becoming partners who grow and develop together.

thank you