TMC2025 Preview: Revolutionizing Future Mobility with High-Speed Integration and Intelligent Control in Electric Drive Systems

Event Update: TMC2025 Electric Drive System Preview: High-Speed Integration and Efficient Intelligent Control Reshaping the DNA of Future Mobility

Summary: On June 12-13, the 17th International Automotive Powertrain Technology Conference (TMC2025) will be held at the Nantong International Exhibition Center. This event will feature notable attendees from companies such as Huawei, Xiaomi Auto, BYD (invitation pending), Schaeffler, Star Drive Technology, BorgWarner, Qing Shan, AVL, Naxin Microelectronics, Hexagon, Hoffer, dSPACE, Petronas, Sunshine Electric Power, Nidec, Hegner, Human Bearing, Protean, Jifu Power, Zhongmao Electronics, and Shiguan Jinyang Technology, who will share deep technological innovations and development strategies in BEV drive systems.

With the advent of over 800V high-voltage architectures breaking down charging time barriers, and the integration of AI energy efficiency algorithms continuously pushing the boundaries of range, the electric drive industry is at a pivotal moment. The coupling of electric drive systems with chassis neural networks is redefining control dynamics. Distributed electric drive topologies are beginning to rewrite vehicle motion equations, shifting the industry’s focus from “scale dividends” to “technological density,” approaching a new inflection point in industrial advancement.

Key Topics of Discussion:

• High-strength silicon steel and 27,200 RPM, achieving 10 kilometers per kWh, with 94% WLTC efficiency.
• Efficient energy replenishment electric drive systems and intelligent coordination with chassis control.
• Significant improvements in parasitic parameters and current sharing in 800V hybrid modules.
• High-efficiency and compatible 1000V 3L inverters and 200kV disturbance-resistant analog chips.
• Battery thermal management efficiency improved by 30% to suppress runaway dielectric fluids.
• 96% charging efficiency with a power density of 6.1% for a single-stage OBC.
• Integrated differential and dual-clutch torque vectoring systems.
• High-strength powder metallurgy gears and high-pressure, high-speed electric drive bearings.
• 46.8 Nm/kg torque density hub motors and a 15% increase in distributed electric drive power density.
• Trends in 48V electrical architectures and product matrices.
• Multi-physical field simulations that shorten testing cycles by 30%.
• Diverse power system testing control software capable of linking three electric tests.
• Domestic MBD tool chains for advanced electric drive technology trends.

Challenges and Innovations:

In addressing the challenges of high-speed and high-power density for new energy vehicles, Xiaomi’s Super Electric Drive V8s utilizes high-strength silicon steel (>960MPa) and innovative electromagnetic topologies to overcome rotor strength and thermal management issues, achieving mass production with ultra-high speeds of 27,200 RPM. This combines fully active lubrication, highly integrated hardware, and optimized algorithms to balance efficiency, safety, and power density, promoting innovations in high-performance electric drive technology.

Huawei’s Efficient Electric Drive System: Huawei shares its practical experiences in addressing user concerns about range anxiety by enhancing drive efficiency and energy consumption per kilometer.

BYD’s Dual Motor EDU: A high-efficiency dual-motor EDU with 94% system efficiency under WLTC evaluation is currently under review.

Star Drive Technology’s Research: Focused on hybrid power modules for 800V electric drive systems, this research addresses issues such as parasitic parameter interference and insufficient current sharing by optimizing bus layouts and materials.

Naxin Microelectronics: Discusses the application and development of analog chip solutions in automotive power systems, enhancing system disturbance resistance and isolation performance.

Hexagon’s Development: By adopting ultra-thin silicon steel self-adhesive processes, Hexagon achieves a motor WLTP efficiency of 96.2% and a power density of 7.8 kW/kg.

Hoffer’s 3L Inverter System: Over five years, Hoffer has iterated on their three-level inverter to achieve efficiency improvements of over 2%, enhancing overall system performance.

dSPACE’s Application in Electric Drive Testing: Addressing low efficiency in electric drive system testing, dSPACE integrates multi-level testing systems to significantly reduce testing cycles and improve coverage.

Battery Thermal Management: Comparing indirect and direct cooling methods, research shows that direct cooling can enhance thermal efficiency by 20%-30% and reduce the risk of thermal runaway.

Sunshine Electric Power’s Onboard Charger: Developing a single-stage OBC solution using wide bandgap semiconductors, they achieve a power density of 6.1 kW/L and an average charging efficiency of over 96%.

Schaeffler’s Torque Management: By integrating electric control decoupled differentials and limited-slip differentials, Schaeffler introduces a solution that effectively balances energy consumption and handling.

BorgWarner’s Torque Vectoring System: This new system enhances handling, safety, and efficiency while maintaining a compact size and low weight.

Nidec’s Two-Stage Electric Drive System: To address the unique demands of off-road vehicles, Nidec’s system utilizes a two-speed architecture that optimizes performance while reducing costs and weight.

Hegner’s High-Performance Gears: By employing surface densification techniques, Hegner’s developed gears meet fatigue strength requirements while reducing carbon emissions during manufacturing.

Human Bearing’s Solution: Optimizing bearing performance for high-pressure electric drive applications, Human Bearing improves fatigue resistance and noise levels in demanding conditions.

Protean’s Hub Motor Technology: Featuring a direct-drive design, Protean’s hub motor achieves a torque density of 46.8 Nm/kg, enhancing vehicle control and thermal management.

Qing Shan’s Distributed Electric Drive: This innovative system integrates dual motors and cutting-edge cooling technologies, enhancing efficiency while providing intelligent features.

Schaeffler’s 48V Electrical Network: Schaeffler analyzes trends in upgrading low-voltage electrical networks and presents innovative products to meet growing demands.

Jifu’s Testing Control System: Jifu has developed an integrated testing control system that significantly improves testing efficiency and precision for new energy vehicles.

Middle Mao Electronics: Focusing on Power HIL and coordination testing technologies based on ISO26262 standards to enhance testing coverage and efficiency.

Shiguan Technology: Highlighting a domestic MBD tool chain that supports the entire development cycle and significantly enhances efficiency.

2025 Innovative Technology Awards: Identifying technologies with potential for the Chinese market based on innovation, user value, and industrialization potential.

New Product Launch Area: A dedicated area for showcasing innovative technologies and cutting-edge solutions.

Small Roundtable Forum: Engage with industry experts to discuss hot topics and exchange insights directly.

Launch of “PowertrainLink” Mini Program: This program facilitates communication between exhibitors, attendees, and media, allowing for efficient connections with over 60 vehicle manufacturers and numerous Tier 1 suppliers.

For detailed schedule of TMC2025.