Explain how a pump storage system works

11780070 Yusuke Shimizu

About pump storage

Balancing reservoir

Balancing reservoirUnderground power plant

Storage facility

Balancing reservoir

Balancing reservoirUnderground power plant

electric generation

electric generation

Daytime

electric generation

Balancing reservoir

Balancing reservoirUnderground power plant

water pumping

water pumping

Night

storage

Structure of pumped storage

1.Change operation of an operation control circuit 2.Supplementary plane control3.Control4.Entrance dialect opening5.Rotor surfacing6.Surface of the water rank push fall7.Start8.Parallel9.Pumping control10.It rises surface of the water digit11.Guide vane opening12.Pumping start

Geothermal generation

Atomic power generation

Steam-power generation

Hydraulic power generation

Pumped storage generation

Pumped storage engine

(hour)

)kW10( 3

The ratio of pumped storage(Day)

The use of the electricity of the day

Hokkaidotakami

NaganoIkesirigawa

FukusimaDaininumazawa

AitikenSintoyoneHyougo

Okutataragi

SagaAmayama

Upper balancing reservoir Lower balancing reservoir

Where is a Pumped storage generation?

40 places across the country

Thank you for your attention.

年間稼働率 5％水力 9％開発費の上限は２０万円／ kw