Yasuyuki Ikegami, IOE, Saga University

Yasuyuki Ikegami, IOE, Saga University

-Semina and Technology Match Make Eventby Government of the Netherlands
Future Prospect of OTEC Project
and OTEC-Japan Consortium
(OTEC-JC)
the Red Lion Hotel, Seattle, Washington
April 17, 2014
Yasuyuki Ikegami　Institute of Ocean Energy, Saga University(IOES), JAPAN
＆
Yuji　Awashima
Offshore and Engineering Division　Japan Marine United Corporation
OTEC Demonstration Facility in Kumejima (100kW, Okinawa)
>Working Fluid: R134a
>Thermo Cycle: Rankine (2-‐‑‒Stage Rankine when Unit-‐‑‒A and B are combined)
>Evaporator and Condenser: Titanium Plate HEX (Cross Flow)
>Turbine Generator (Unit-‐‑‒A):
50kW, 400V, 33000rpm with frequency conditioner
Okinawa Prefectural Deep Sea Water Research Center, since 2000
OTEC Demonstration Facility
(Picture on 10 March. 2013)
Japanese Target
l  10MW OTEC with Deep Water Utilization in Kumejima
l  50MW~ OTEC in Okinawa
Okinawa Mainland
Population：approx.1.25mil. Total Capacity of Existing Power Plant：1733MW
Miyakojima
Population：approx.50thou.
Total Capacity of Existing Kumejima
Power Plant：76.5MW
Population：approx.9thou.
Total Capacity of Existing Power Plant：19.2MW
Ishigakijima
Population：approx.
45thou.
Total Capacity of Existing Power Plant：69MW
102 OTEC-Japan Consortium
(OTEC-JC)
・Plant construction
・Basic design
・Generation unit
・Heat exchanger
・System coordinate
・Floating Hull &
Mooring
・Electricity system
・Control system
・Advanced material
(Steel & Titanium)
・Technical leader
JMUʼ’s Technology
‘TAKUMI’
Recycling Mineral
Rich Deep Ocean
Water
‘FUKUSHIMA KIZUNA’
Floating Substation
Aquaculture
Using DOW
‘TAKUMI’ Project
拓海
Recycling Mineral Rich
Deep Ocean Water
(by Prof. Ouchi)
NEDOʼ’s OTEC Technology Roadmap
THANK YOU VERY MUCH.
Marine Forum 21 Project
TAKUMI in Final Docking Before Delivery
in IHI Yokohama Shipyard, May 2003
海洋肥沃化装置「拓海」の開発と実海域
海洋肥沃化装置「拓海」の設計・製作・設置・運用について
実験
㈱大内海洋コンサルタント大内一之
㈱大内海洋コンサルタント
大内 一之
(by Prof. Ouchi, The University of Tokyo )
TAKUMI on Operation at Sagami Bay
(by Prof. Ouchi, The University of Tokyo )
Nippon Kaiji Kyokai (known as ClassNK) has issued its
first Approval-in-Principle (AIP) for Totally Submerged
OTEC floating power plant model of JMU(Japan Marine
United Corp.)
On September 2nd ,2013
111
Fukushima Wind Farm Project
112
Nippon Kaiji Kyokai (known as ClassNK) has issued its
first Approval-in-Principle (AIP) for Totally Submerged
OTEC floating power plant model of JMU(Japan Marine
United Corp.)
On September 2nd ,2013
113