Geophysical logging method has played an important role in the detection and assessment of gas hydrate reserves and attracted more and more attention with the increase of drilling for gas hydrate.
Taking the purchase of a deepwater self-elevating drilling rig as an example, a synthetic probability model is set up to carry out the economic risk assessment.
以某海洋钻井公司购置自升式深水钻井平台为例，建立了海洋平台购置项目经济风险评估的综合概率模型。
3
The whole method and the technology course of drilling dynamic security assessment are developed by studying literature research and collecting drilling field data.