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武汉国家航天产业基地展示最新成果 能为飞船做“CT” 可取月壤造基地
Chang Jiang Ri Bao· 2025-12-04 00:54
在2025商业航天论坛现场,武汉国家航天产业基地集中展示了一系列从基础研究到工程 应用的最新成果,覆盖商业航天产业"天、地、人、用"全链条。 此次集中展示,表明武汉国家航天产业基地已形成从关键零部件、卫星平台、网络系统 到行业应用解决方案的完整生态。通过深化产学研协同,这里正将前沿的科学构想转化为扎 实的工程产品。 展区中,紫微科技带来的迪迩五号小型货运飞船模型及无人商业空间站构想尤为引人注 目。它们代表了商业航天向低成本、模块化、多功能空间平台发展的趋势。这类平台旨在提 供灵活的"太空班车"与"太空实验室"服务,为微重力科研、技术验证乃至未来的太空制造打 开大门。 编辑:赖俊 一批已应用于国家重大工程的产品,凸显了武汉航天技术的可靠性与实用性。长江融达 的非接触式生理检测装置已在中国空间站守护航天员健康;高德红外热像仪曾为神舟飞船执 行舱外"CT扫描"。此外,开普勒卫星等企业展示的北斗高精度接收机、激光雷达测绘系统 等,则将航天技术深度赋能于无人机驾考、地质灾害监测、精准农业等国民经济领域。 多颗以"珞珈""武汉"命名的卫星彰显武汉在智能遥感卫星研制方面的实力,如具备0.5 米高分辨率和星上智能处理能力的" ...
国产商业火箭 “批量上天” 背后……
3 6 Ke· 2025-10-20 07:23
Core Insights - The frequency of domestic commercial rocket launches is accelerating, with a "batch launch" trend emerging, as evidenced by the successful launch of the Yao-8 rocket carrying three satellites [1] - In August alone, China completed nine commercial launch missions, with a total of at least 20 planned for the year, indicating a significant increase in launch activity [1][2] - However, the industry faces multiple underlying challenges, particularly in technology, supply chain support, and ecosystem development [1][2] Technology and Development - The commercialization of reusable rocket technology has not yet formed a closed loop, with domestic companies still in the single-use technology validation stage [2][7] - The current gap in rocket payload capacity between China and the U.S. is approximately four to six times, with SpaceX's Starship capable of carrying around 150 tons compared to China's Long March 5's 25 tons [3] - China is actively developing heavy-lift rocket technology, with the Long March 9 expected to achieve a low Earth orbit capacity of 150 tons by 2035, aligning with international heavy-lift capabilities [3] Cost and Pricing - The launch costs for domestic solid rockets are currently around 60,000 to 70,000 RMB per kilogram, with expectations that future liquid rockets could reduce costs to over 20,000 RMB per kilogram [3][4] - The average cost of launching a Long March 3B rocket is approximately 39 million RMB per mission, translating to about 70,900 RMB per kilogram [4] - In contrast, SpaceX's Falcon 9 rocket has a launch cost of about 14,000 to 18,000 RMB per kilogram in a fully reusable state, highlighting the cost disparity [5][6] Industry Challenges - The severe shortage of launch capacity is identified as a core issue hindering the industry's scalable development, rather than merely high launch costs [2][8] - The industry requires the development of high-frequency, low-cost, and reliable launch vehicles to support large-scale satellite constellations [7][8] - The current state of domestic rocket production and reliability is insufficient to meet the anticipated explosive demand in the next 2-3 years, necessitating increased investment in R&D and production capabilities [8][12] Future Prospects - The focus on liquid reusable rockets is seen as a key pathway to addressing the challenges of launch capacity and cost [9][10] - Several companies are making rapid progress in vertical recovery technology, with plans for multiple reusable rocket launches and recoveries by 2026 [10][11] - Achieving a transition from single-test launches to scalable production capabilities is crucial for companies to seize industry opportunities [12]