下世代碳化矽電動驅控器 2022/07/12

簡介 Introductions

台灣首套自主研發碳化矽馬達驅控器，透過採用離散式薄膜電容最佳化設計，大幅縮小體積占比最大的薄膜電容被動元件，並搭配驅控器外殼最小化配置設計，可將驅控器體積縮小至 5L，系統採用碳化矽 SiC 高壓高效率驅動優勢，可在 >98% 的驅控器效率下，以 800V 高壓驅動馬達至 214kW，體積功率密度 >40kW/L，符合 US DOE 能源部訂定之階段性技術目標。

Taiwan's first self-developed silicon carbide motor controller. By adopting the optimal design of discrete film capacitors, the passive component of film capacitors with the largest volume ratio is greatly reduced. The volume of the device is reduced to 5L. The system adopts the advantages of high-voltage and high-efficiency driving of silicon carbide SiC. It can drive the motor to 214kW with 800V high-voltage under the efficiency >98% of the inverter, and the volume power density is >40kW/L, which is in line with the stage target of  US DOE Department of Energy. 

特色與創新 Characters and Innovations

• 採用離散式薄膜電容最佳化設計及高頻切換技術，大幅縮小體積占比最大的薄膜電容被動元件，達 5L 小體積設計。
• 導入第三代半導體碳化矽功率模組，以高壓高效率驅動優勢，達 800V 高壓、98% 高效率驅動，體積功率密度 >40kW/L。
• The optimized design of discrete film capacitors and high switching technology are adopted, which greatly reduce the passive components of film capacitors with the largest volume ratio, and reach a small volume design of 5L.
• The third-generation semiconductor silicon carbide power(SiC) module is applied, with the advantages of high-voltage and high-efficiency driving, up to 800V high-voltage, 98% high-efficiency driving, and volume power density >40kW/L.

應用與效益 Applications and Benefits

• 可應用於電動巴士 / 貨卡，透過高電壓、高效率特性，達更節能之效益。
• It can be applied to electric buses or trucks, and achieves more energy-saving benefits through high- voltage and high-efficiency characteristics.