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油擎破晓燃中原,群英聚首启新程 | 2025中国大学生方程式汽车大赛在郑州开幕
为全面锻炼参赛学生在设计、制造、成本控制、商业营销、沟通与协调等方面的综合能力,赛事分为三项静态项目和五项动态项目。静态项目包含设计 报告、商业报告和成本与制造分析;动态项目包含直线加速、8字绕环、高速避障、耐久性能和效率测试。 开幕式上,郑州市工业和信息化局党组成员、一级调研员吴忠阳肯定了大学生方程式汽车大赛在培养学生的创新精神和实践能力等方面发挥的积极作 用,并表示当前郑州市汽车产业正处于高速发展阶段,赛事在郑州举办,为广大青年学子提供了宝贵的学习交流平台,也为中国汽车工业的未来发展注入了 新鲜血液。 2025年10月9日上午,由中国汽车工程学会和郑州市人民政府共同主办的2025"吉利杯"中国大学生方程式汽车大赛在郑州机动车质量检测认证技 术研究中心有限公司河南省智能网联汽车测试基地开幕。 本届大赛吸引了来自中国、哈萨克斯坦、孟加拉、俄罗斯、日本等5个国家的70支车队报名参赛。车队队员和裁判、志愿者以及企业代表2000余人抵达 赛场,共同见证这一汽车工程教育领域的年度盛会。 自2010年起,中国大学生方程式汽车大赛已走过十六年辉煌历程,十六年间赛事培养了六万多名顶级工程师,见证了中国汽车行业从大国走向强国 ...
深职大与龙头企业协同育人(民生一线·职业教育观察)
Ren Min Ri Bao· 2025-09-17 22:22
Core Points - Shenzhen Polytechnic University has established a collaborative education model with industry associations and Fortune 500 companies, creating 16 specialized industry colleges to enhance vocational education's appeal and recognition [2][4][7]. Group 1: Enrollment and Academic Performance - This year, 100% of the admitted students in physics and history at Shenzhen Polytechnic University exceeded the provincial control line, with 10 students scoring above 600 in physics [4]. - The university's successful enrollment reflects the increasing attractiveness and recognition of vocational undergraduate education [4]. Group 2: Industry-Education Integration - The university emphasizes integrating professional courses with the industrial chain, extending classrooms to industrial parks, and embedding talent cultivation into production lines [5][6]. - The collaborative model has led to significant achievements, such as a graduate applying for 14 patents within three years, with 8 already authorized for use [5]. Group 3: Collaborative Projects and Achievements - Shenzhen Polytechnic University has established a "nine common" model for school-enterprise cooperation, including joint curriculum development and addressing key technological challenges [6][8]. - The university has initiated over 1,400 technology development and consulting projects for enterprises in the past three years, establishing 43 joint research centers with leading companies like DJI [8]. Group 4: Internationalization and Global Competence - The university has launched international training programs to meet the talent needs of companies like BYD in overseas markets, creating pathways for students to work abroad [9][10]. - It has established partnerships with 205 institutions across 45 countries and regions, promoting the internationalization of vocational education and the export of "Chinese standards" [11].
什么是阿克曼转向?
Group 1 - The article discusses the phenomenon of vehicles experiencing shaking or vibration during low-speed turns in wet conditions, tracing the issue back to historical vehicle designs like horse-drawn carriages [1] - Most modern vehicles utilize front-wheel steering for better stability, while rear-wheel steering can lead to oversteering and loss of control [2][4] - Early steering mechanisms, such as the simple "turntable steering," had inefficiencies and required large turning radii, leading to poor comfort and handling [6] Group 2 - To address the large turning radius, a quadrilateral steering mechanism was developed, allowing for reduced turning space but introducing new issues like sliding friction and vibrations [8] - The Ackermann steering geometry was introduced to ensure that the inner and outer wheels turn at different angles, minimizing side slip and tire wear during turns [10] - The standard Ackermann steering has a correction rate of 100% when the steering arms intersect at the rear axle, affecting the vehicle's steering characteristics [11] Group 3 - Despite the theoretical 100% correction rate, real-world factors like tire deformation necessitate adjustments to the Ackermann steering ratio for optimal performance [13] - Different vehicle types, such as formula racing cars, may employ "anti-Ackermann steering" to enhance stability and grip during high-speed cornering [15] - The advantages of Ackermann steering include reduced tire sliding, extended tire life, and improved vehicle stability, making it suitable for both performance and everyday vehicles [15]