JAXA: Second H-IIB Engine Test Goes Smoothly


The Japan Aerospace Exploration Agency (JAXA) and Mitsubishi Heavy Industries, Ltd. performed the second captive firing test (CFT) for the first stage flight model tank of the H-IIB Launch Vehicle on April 22, 2009 (Japan Standard Time) at the Tanegashima Space Center. The test went smoothly as follows.

Test purpose

  1. Final verification of the pressure characteristics of the flight tank
  2. Acquisition of environment data including vibration data in each part of the core vehicle during the firing test

Firing time

1:00 p.m.

Firing duration

150 seconds (150)

Main combustion pressure

No. 1 Engine
About 12.0 Mpa
(11.7 to 12.9)

No. 2 Engine
About 12.0 Mpa
(11.7 to 12.9)

JAXA has a special secton on its website describing the H-IIB’s design and its crucial role in resupplying the International Space Station.