The thermal effect of groundwater flow on temperature distribution in the Sendai Plain

H. G.L.N. Gunawardhana, S. Kazama, M. Sawamoto

研究成果: Conference contribution

抄録

Understanding the response of aquifer thermal regime on different climatic events is important to predict the effects of climate change in groundwater aquifers. A heat transport model that incorporates the effect of groundwater flow was developed to estimate the seasonal heat flux change in the Sendai Plain. Domenico & Palciauskas's analytical solution for 2-D heat transport was used to investigate the heat flow during four months time period (From 01-May-2007 to 31-August-2007). Potential distribution of groundwater flow was simulated by means of the MODFLOW numerical code. Simulated results were verified with observed water level and temperature records at three observation wells. 47.5 mW/m2 of maximum vertical heat flux was estimated near to the Nanakita River and it also noticed about 17% heat flux change during two extreme precipitation events of simulation time.

本文言語English
ホスト出版物のタイトルFrom Headwaters to the Ocean
ホスト出版物のサブタイトルHydrological Changes and Watershed Management - Proc. of the International Conference on Hydrological Changes and Management from Headwaters to the Ocean, HYDROCHAN 2008
ページ329-335
ページ数7
出版ステータスPublished - 2009
イベントInternational Conference on Hydrological Changes and Management from Headwaters to the Ocean, HYDROCHANGE 2008 - Kyoto, Japan
継続期間: 2008 10月 12008 10月 3

出版物シリーズ

名前From Headwaters to the Ocean: Hydrological Changes and Watershed Management - Proceedings of the International Conference on Hydrological Changes and Management from Headwaters to the Ocean, HYDROCH

Other

OtherInternational Conference on Hydrological Changes and Management from Headwaters to the Ocean, HYDROCHANGE 2008
国/地域Japan
CityKyoto
Period08/10/108/10/3

ASJC Scopus subject areas

  • 地球化学および岩石学
  • 海洋工学
  • 水の科学と技術

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