Investor Presentaiton
NRA, Japan
Nuclear Regulation Authority
Enhancement of ALPS Capacity
21
Multi-Nuclide Removal Equipment (ALPS):
■ ALPS aims to reduce the radioactivity levels of 62 nuclides in
contaminated water to the legal release limit or lower (tritium
cannot be removed) to reduce the risk.
750m³/day
>500m³/day
1
Duplex stainless
enameling grade
steel
■ The second ALPS
and advanced
ALPS are being
installed by TEPCO
as well as a subsidy
project of the
Japanese
Current ALPS
ALPS #2
Advanced ALPS
Capacity
>750m³/day
Number of
3
3
systems
Improvement
of corrosion
resistance
SUS316L
Enameling
grade steel
Pretreatment
Facility size
Flocculation &
precipitation
60mx60m
Flocculation &
precipitation
(app.)
Expected in-
2013.3.31~
(2014.10~)
(2014.10~)
Source: TEPCO
Service Date
80mx60m
Filtration
76mx36m
government.
http://www.tepco.co.jp/en/nu/fukushima-
np/roadmap/images/d140828_01-e.pdfView entire presentation