[1H05-07] Dosimetry 2

[1H05] Method for estimating of release rate of radionuclides in nuclear accident from radiation data on the sea

*Shusuke Umekawa¹, Ryota Adachi¹, Masato Kanasaki¹, Mizuo Kajino², Keiji Oda¹ (1. Graduate School of Maritime Sciences, Kobe University, 2. Meteorological research Institute)

Keywords:Advection diffusion model, Maritime radiation monitoring, Unfolding method

We are trying to establish a new method for quick estimattion of the release rate by combining the dose rate data and the advection diffusion calculation. An unfolding method is applied to solve this inverse problem, where it is one of keys to set appropriate observation points; buoys.