New H-IIA Launch Vehicle Technology and Maiden Flight Results

摘要

The H-IIA launch vehicle launched August 29,2001 is wellbalanced in payload capability, reliability, practicality, safety, and cost compared to be H-Il launch vehicle. To realize these concepts, aggressive efforts to make a less costly, less risky launch vehicle have transformed the H-II into an almost completely new booster. We describe new H-IIA technologies and its maiden flight results.