电量显示还能跑60公里，结果十几公里就趴窝了！杭州男子在高速遇窘境，交警：冬季新能源车辆应保持电量在30%以上

Core Insights - The article highlights the issue of "range anxiety" for electric vehicles (EVs) during winter, emphasizing the need for awareness among EV drivers regarding battery performance in low temperatures [1][3] - A specific incident involving an electric delivery truck running out of battery on a highway illustrates the potential dangers and the importance of proper planning for EV users [1][3] Group 1: Incident Overview - On November 12, a driver reported that their electric delivery truck was running low on battery while traveling on the G25 highway, leading to a dangerous situation as the vehicle lost power [1][3] - The driver initially believed they had sufficient battery life, showing 20% charge and an estimated range of 60 kilometers, but the vehicle became inoperable after only traveling a short distance [3] Group 2: Battery Performance in Cold Weather - Research indicates that electric vehicle performance significantly declines in low temperatures, affecting battery efficiency and reducing range [3] - When the displayed battery level drops below 20%-30%, the battery voltage decreases rapidly, leading to restricted power output and actual range often being much lower than indicated [3] Group 3: Safety Recommendations - The highway police issued safety tips for EV owners, advising them to maintain battery levels above 30% during winter travel and to avoid relying solely on the displayed range [3] - Drivers are encouraged to recharge when battery levels reach 30%-40% and to take immediate safety measures if their vehicle fails or runs out of power, including moving to a safe area and calling for assistance [3]