HomeNationalH3 first unit failure trigger ``overcurrent'' simply earlier than ignition in some...

H3 first unit failure trigger “overcurrent” simply earlier than ignition in some on-board tools | NHK

Regarding the reason for the failure of the primary launch of Japan’s new major rocket “H3”, JAXA = Japan Aerospace Exploration Agency, simply earlier than the second stage engine ignited, a big electrical present occurred in part of the on-board tools and ignited. I made it clear that I almost definitely did not. The design of those units is sort of the identical because the H2A launch automobile in operation, so we plan to analyze intimately, together with whether or not there will probably be any affect.

JAXA personnel analyzed flight information and located that the rationale why the second stage engine didn’t fireplace was that a big present “overcurrent” occurred in among the onboard tools, inflicting the mandatory electrical energy to expire. was almost definitely not despatched.

Since these units have nearly the identical design because the H2A rockets in operation, we plan to analyze the trigger intimately, together with whether or not there will probably be any affect on future H2A launches.

Toshiaki Sato, Director of JAXA’s Project Promotion Department, mentioned, “There is a possibility that anomalies occurred due to changes from H2A. While investigating the cause of H3, we would like to consider future launch plans.”

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