雷军介绍小米汽车整车环境模拟试验室 可模拟-40度环境

Group 1 - The core focus of the article is on Xiaomi's newly established vehicle environmental simulation laboratory, which is crucial for testing various performance metrics of Xiaomi's electric vehicles [1][3] - The laboratory is responsible for validating key indicators such as vehicle range energy consumption, thermal management performance, environmental adaptability, and charging performance [3] - Xiaomi's CEO Lei Jun emphasized the importance of rigorous testing to address consumer concerns regarding vehicle range accuracy and performance in extreme weather conditions [3] Group 2 - The laboratory features a device called a "chassis dynamometer," which simulates driving resistance at different speeds, aiding engineers in verifying energy consumption and range performance under real-world conditions [3] - The environmental chamber in the laboratory can simulate extreme temperatures ranging from -40°C to 60°C and includes a full-spectrum sunlight simulation system, allowing comprehensive testing of vehicle performance in various climate scenarios [3] - Over the past five years, Xiaomi has committed to a research and development investment of 100 billion yuan, with actual spending around 105 billion yuan, and plans to invest 200 billion yuan in R&D over the next five years [4]