Core Viewpoint - Tianbing Technology has successfully tested the first stage propulsion system of the Tianlong-3 large liquid launch vehicle, marking a significant advancement in China's commercial space industry and enhancing its capabilities for large-scale satellite internet deployment [1][3][5]. Group 1: Technical Achievements - The Tianlong-3 rocket is designed to carry over 20 tons to low Earth orbit, with a total length of 72 meters and a launch weight of approximately 600 tons, comparable to SpaceX's Falcon 9 [3]. - The successful test verified the operational coordination of various systems and set a new domestic record for thrust in commercial liquid rocket engines [1][5]. - The test was the first of its kind conducted at sea, demonstrating a new paradigm for maritime operations in the commercial space sector [3][5]. Group 2: Innovations and Cost Efficiency - The Tianlong-3 employs innovative technologies such as liquid nitrogen heating and pressurization, reducing the weight of the pressurization system by over 50% and costs by more than ten times [5][8]. - The rocket's first stage features a honeycomb structure that simplifies ground maintenance and enhances fault isolation capabilities [5][8]. - The use of 3D printing technology allows for approximately 90% of the engine components to be produced in a more efficient manner, significantly reducing manufacturing time and costs [8][9]. Group 3: Market Implications - The Tianlong-3's capabilities will shift the focus of China's commercial space launch services from small, customized satellite deployments to large-scale, standardized satellite constellation launches [7][8]. - The rocket is expected to support over 30 launches annually, addressing the growing demand for satellite internet infrastructure in China [6][9]. - The development of the Tianlong-3 signifies a transition in the commercial space industry towards a model driven by industrial efficiency and ecosystem effectiveness, moving beyond mere technological competition [8][9].
稳中求进 ，商业运力最大！国内商业航天液体火箭天龙三号一级动力系统海上试车成功
Xin Lang Zheng Quan·2025-09-16 03:01