Power supply and power management simulation（电源和电源管理仿真）.pdf

Power supply and power management simulation 2010 / 11/05 Takayuki Sekisue ANSYS Japan K.K. ©© アンシスアンシス・ジャパン株式会社・ジャパン株式会社. All rights reserved.All rights reserved. 11 ANSYS Japan K.K. .ANSYS, Inc. ProprietaryProprietary Introduction • The most important problem for design and manage power electronics system is… – Device loss and thermal cycle. – Surge voltage/current at switching process. – Conduction noise on power line. © 2010 アンシス・ジャパン株式会社. All rights reserved. 2 ANSYS Japan K.K. . Proprietary Contents • IGBT Device model – Semiconductor device model on Simplorer – IGBT Device model : Average / Dynamic – Capability of IGBTmodel • Thermal management for Inverter – Thermal model in Simplorer’s semiconductor model. – Extract thermal network from ANSYS Icepak – Heat / Power loss coupling with device model • Inverter surge and conduction noise – Extract parasitic LCR from Q3D Extractor – Inverter surge and conduction noise in Simplorer © 2010 アンシス・ジャパン株式会社. All rights reserved. 3 ANSYS Japan K.K. . Proprietary Semiconductor device model in Simplorer • Ideal switch model – ON:short, OFF:open • Semiconductor system level – Modeled as nonlinear resistance in consideration of a static characteristic. • Semiconductor device level – Dynamic characteristics, therma and physical characteristics are modeled.