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2016年全球地震海啸监测预警与数值模拟研究

任智源 王君成 范婷婷 王宗辰 原野 赵联大 王培涛 侯京明 徐志国 高义 李宏伟 闪迪

海洋科学2017,Vol.41Issue(6):98-110,13.
海洋科学2017,Vol.41Issue(6):98-110,13.DOI:10.11759/hykx20170214002

2016年全球地震海啸监测预警与数值模拟研究

Monitoring, early warning and numerical study of global tsunamis in 2016

任智源 1王君成 2范婷婷 1王宗辰 2原野 1赵联大 2王培涛 1侯京明 2徐志国 1高义 2李宏伟 3闪迪1

作者信息

  • 1. 国家海洋环境预报中心, 北京 100081
  • 2. 国家海洋局海啸预警中心, 北京 100081
  • 3. 国家海洋局海洋灾害预报技术研究重点实验室, 北京 100081
  • 折叠

摘要

Abstract

This study reviewed global earthquake tsunami warnings in 2016, monitored by the National Marine En-vironmental Forecasting Center (National Tsunami Warning Center, SOA), and introduced the five typical tsunami events-basedon tsunami generation and propagation numerical models. We have responded from 45 submarine earthquakes, above a magnitude of 6.5 (Mw > 5.5 in the coastal region of China), and released 81 times of earth-quake information in 2016. No tsunami affected Chinese Coasts. This study has focused on the Sumatran tsunami of Mw 7.8, the Ecuadorian tsunami of Mw 7.8, the New Zealand tsunamis of Mw 7.1 and 7.8, and the Solomon tsunami of Mw 7.8, and presented maximum tsunami wave distribution and wave fluctuation data based on refined numerical results and measurements. The numerical results could reproduce the tsunami scenarios and match the measured data well. Comparison between the uniform fault model and the finite fault model with the multi-plate for the Ec-uadorian tsunami of Mw 7.8 is presented. The dispersion effect on tsunami propagation is discussed based on the simulation results of the New Zealand tsunami of Mw 7.1 with Boussinesq equation.

关键词

地震海啸/海啸预警/数值模拟/浅水波方程/Boussinesq方程

Key words

Tsunami/Tsunami early warning/numerical modeling/shallow water equation/Boussinesq equation

分类

数理科学

引用本文复制引用

任智源,王君成,范婷婷,王宗辰,原野,赵联大,王培涛,侯京明,徐志国,高义,李宏伟,闪迪..2016年全球地震海啸监测预警与数值模拟研究[J].海洋科学,2017,41(6):98-110,13.

基金项目

The Public Science and Technology Research Funds Projects of Ocean, No. 201405026 ()

the National Key Research and Development Plan, No. 2016YFC1401500 ()

Opening fund of State Key Laboratory of Ocean Engineering, No. 1604 ()

Technology Foundation for Selected Overseas Chinese Scholar国家重点研发计划(2016YFC1401500) (2016YFC1401500)

国家海洋公益性行业科研专项项目(201405026) (201405026)

海洋工程国家重点实验室开放课题(1604) (1604)

留学人员科技活动项目择优资助 ()

海洋科学

OA北大核心CSCDCSTPCD

1000-3096

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