国产仿真新力量：Cautosim为新能源汽车研发注入“智慧基因”

Core Insights - The article highlights the successful development of Cautosim, China's first fully domestically developed system simulation software for the automotive industry, addressing the long-standing reliance on foreign tools and enhancing data security [1][4]. Group 1: Product Development and Features - Cautosim V2025 has been upgraded to cover various automotive scenarios, including vehicle power economy, thermal management, and fuel cell systems, achieving significant improvements in modeling accuracy and solving efficiency [1][6]. - The software features a user-friendly modeling environment with drag-and-drop capabilities and a state machine function, enhancing logical modeling efficiency [6]. - Cautosim includes a high-performance multi-disciplinary solver, achieving simulation accuracy of over 95%, comparable to international standards [6]. Group 2: Industry Adaptation and Ecosystem Collaboration - The software has expanded its model library to include 26 specialized libraries and over 500 professional models, supporting advanced scenarios like supercritical cycles and hydraulic chassis [8]. - Cautosim has achieved compatibility with the domestic operating system, enhancing the security and reliability of simulation solutions in the industrial sector [8]. Group 3: Practical Applications and Impact - Cautosim has been applied in over 120 automotive companies, universities, and research institutions, leading to significant improvements in modeling efficiency and reduced overall R&D cycles [9]. - The software's high-precision predictive capabilities help control design errors within ±5%, reducing costs and risks associated with later vehicle debugging [9]. - The development of Cautosim signifies a new level of technological maturity for domestic system simulation software, establishing a complete autonomous capability in the automotive R&D tool sector [9].