1. Explain how a pump storage system works
Yusuke Shimizu

2. About pump storage Storage facility Balancing reservoir
Underground power plant
Balancing reservoir

3. Daytime electric generation Balancing reservoir
Underground power plant
Balancing reservoir

4. Night storage Balancing reservoir Underground power plant
water pumping
Balancing reservoir
water pumping
Underground power plant
Balancing reservoir

5. Structure of pumped storage
1.Change operation of an operation control circuit
2.Supplementary plane control
3.Control
4.Entrance dialect opening
5.Rotor surfacing
6.Surface of the water rank push fall
7.Start
8.Parallel
9.Pumping control
10.It rises surface of the water digit
11.Guide vane opening
12.Pumping start

6. The ratio of pumped storage(Day)
Geothermal generation
Atomic power generation
Steam-power generation
Hydraulic power generation
Pumped storage generation
Pumped storage engine
(hour)
The use of the electricity of the day

7. Where is a Pumped storage generation?
Hokkaido
takami
Nagano
Ikesirigawa
Fukusima
Daininumazawa
Aitiken
Sintoyone
Hyougo
Okutataragi
Saga
Amayama
Upper balancing reservoir
Lower balancing reservoir
40 places across the country

8. Thank you for your attention.

9. 年間稼働率5％
水力9％
開発費の上限は２０万円／kw