美国主力运载火箭的性能和管理

Performance and Management of Primary Launch Vehicles of US

运载火箭技术是航天事业的基础技术之一。研究美国运载火箭技术的发展有助于中国相关领域的技术进步和规划。分析美国现役主力运载火箭的性能特点、项目整合、发射任务和未来规划可以看出:美国采取整合航天企业的形式促进国内火箭技术的发展;中型和重型运载火箭市场定位层次分明;运载火箭技术的发展注重降低成本;发射新型太空载具的任务将使运载火箭在未来的太空事业中扮演更为重要的角色。

Tile technology of launch vehicles is one of foundational technologies for space industry. It is helpful for Chinese correlative technological development and planning to study advancement of launch vehicle technologies of the U. S.. By analyzing performance characteristics, project integration, launch activities and future planning of primary launch vehicles in service of the U. S. ,it can be discovered that： the U. S. promotes development of launch vehicle technologies by space corporations＇ cooperation ; medium-lift and heavy-lift vehicles have their clear market targets;much importance is attached on cost saving for development of launch vehicle technologies; with launching new - style spacecraft,launch vehicles will play a more important role in space activities than before.