近日，中科宇航技术股份有限公司自主研制的力擎二号110吨级液氧煤油发动机半系统试车取得圆满成 功，所有核心指标均一次性达成，为后续整机试车及可重复使用火箭的研发迈出坚实一步。 此次半系统试车的成功，不仅是中科宇航在发动机研发领域的重大突破，也为我国可重复使用火箭技术 的发展提供了有力支撑，有望推动我国航天事业迈向新的高度。(陈景秋) 据悉，此次半系统试车产品涵盖涡轮泵、燃气发生器、阀门等关键部件。试车重点验证了力擎二号"心 脏"部件的功能性能，以及起动系统、点火系统等的设计工艺方案可行性、系统协调性和匹配性、起动 时序正确性。此次成功试车，为本月底在中科宇航液体动力系统试验中心开展的整机试车筑牢根基。力 擎二号发动机作为力箭系列可重复使用火箭一级发动机，团队攻克氧泵和燃料泵等一系列技术难题，采 用液氧煤油推进剂组合，运用燃气发生器循环等多种先进技术。目前，研发团队围绕核心技术已布局多 件专利。 ...

Group 1: Industry Overview - China's commercial space industry is experiencing rapid development, with a variety of companies emerging in commercial satellites, rockets, and measurement and control sectors [1][2] - The industry is expected to reach a peak of "hundred arrows and thousand stars" launches by 2025, driven by large-scale low-orbit internet constellations [1][2] Group 2: Policy and Market Dynamics - Commercial space has been included in the government work report for two consecutive years, indicating strong policy support for the industry [2] - Local governments are also implementing measures to promote commercial space development, such as the Shanghai measures to accelerate the cultivation of advanced manufacturing clusters [2] Group 3: Technological Advancements - Companies are focusing on overcoming technical challenges and accelerating breakthroughs in key technologies, such as reusable rocket technology and advanced materials for rocket engines [3][4][5] - The development of new materials, such as high-strength copper alloys, is filling domestic technological gaps and supporting the reliability of liquid rocket engines [5] Group 4: Financial Landscape - The commercial space industry in China is projected to achieve a compound annual growth rate of 22.9% from 2020 to 2024, with an expected market value of 2.8 trillion yuan in 2025 [6] - Significant financing events have occurred in the industry, with 138 financing events in 2024 alone, raising over 20 billion yuan [6] Group 5: Industry Collaboration and Growth - The emergence of industry clusters, such as "Nan Jian Bei Xing" in Beijing and "Qian Fan Xing Zuo" in Shanghai, is facilitating collaboration across the entire value chain from manufacturing to application [6] - Companies are expanding production capacity in response to strong market demand, with expectations of significant growth in satellite and rocket manufacturing [7]