Achievement of D/V Chikyu in the 1st 10 years

—Establishment of the operation scheme to challenge to the deep sea drilling—

Abstract

The D/V Chikyu greeted 11 years operation in 2016. Chikyu expeditions were always targeted to the most challenging and extreme areas which never experienced before. CDEX has overcome technical difficulties caused by the deep water, high current, high temperature and the deep drilling, and achieved world scientific and technical outcomes. This paper look back the establishment of the CDEX operation scheme from the early stage and the technical experiences of the Chikyu's deep sea drilling for 11 years. CDEX would continue to challenge to the new era of the next 10 years.