power project of san pedro de atacama...2012/08/01 · san pedro de atacama control center thermal...
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Power Project of Power Project of SAN PEDRO DESAN PEDRO DEATACAMAATACAMA
August 1, 2012August 1, 2012Ichiro Ichiro FukueFukue
Mitsubishi Heavy Industries, Ltd.Mitsubishi Heavy Industries, Ltd.
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Natural Resources of Atacama
1. High Sunshine Intensity
2. Low Humidity
3. High Altitude
4. Rock Salt (Salt Dome)
SAN PEDRO DE ATACAMA
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A Power Supply Plan by Renewable SourcesA Power Supply Plan by Renewable Sources
1.1. Efficient Use of Sunshine PV or CSPEfficient Use of Sunshine PV or CSP2.2. Energy Storage System for Night DemandEnergy Storage System for Night Demand
Battery/ Thermal Storage/ Compressed AirBattery/ Thermal Storage/ Compressed Air3.3. EconomyEconomy
Should be Competitive to Gas and Diesel OilShould be Competitive to Gas and Diesel Oil4.4. Introduction of the Introduction of the Smart GridSmart Grid Concept Concept
CCommunity ommunity EEnergy nergy MManagement anagement SSystemystemThe Functions of Storage and Ancillary ServicesThe Functions of Storage and Ancillary Services
5.5. Coordination with Coordination with TAOTAO ProjectProject
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The World Solar Intensity MapThe World Solar Intensity MapAtacamaAtacama is located at the highest solar intensity area in the world.is located at the highest solar intensity area in the world.
Atacama
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Solar Intensity of Solar Intensity of AtacamaAtacama and Japanand Japan
AtacamaAtacama’’ss solar intensity is 1.5 to 1.7 times higher than that of Japan.solar intensity is 1.5 to 1.7 times higher than that of Japan.
South America East Asia
Solar Energy (Kwh/m²/Day) as an annual average.
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BTB
BTB
BTBSVC
SVR
Energy Management System in AtacamaEnergy Management System in Atacama
SAN PEDRO DE ATACAMA
Control Center
Thermal Power Plant
PV Farm
TAO Project
Li-Ion Battery
CSP Farm
PV’s in Houses
Li-Ion Battery
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0
10
20
30
40
50
1950 1960 1970 1980 1990 2000 2010 2020Year
Effic
ienc
y(%
)
Trend of PV Efficiencies
Single crystal SiMulti-crystalline Si
CIGS
CdTe
Thin-Film Si
Organic CellsDye-sensitized Cells
Multi-junction Cells
By NREL
(concentrator)
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The Trend of PV Cell Price (Crystalline Si Cell)
0
0.5
1
1.5
2
2.5
3
9 10 11 12
Year
Modu
le P
rice/
Poly
cry
stal
line S
i P
rice PVModule Price ($/W)
Polycrystalline Si Price (1/100$/Kg)
Polycrystalline Si SoptPrice (1/100$/Kg)
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Cost of Energy Storage and Ancillary Services
0
10
20
30
40
50
60
70
0 10 20 30 40 50
Load Factor(%)
Yen/
Kw
h
Pump Storage
Li-Ion Battery
NaS Battery
Gas Turbine/Gas Engine
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Cost of PV System (Installed)
0
10
20
30
40
50
60
70
80
90
Solar
Far
m
Resid
encia
lU.
S.A.
(DO
E)
Sun
Sho
t
Cost
(10000ye
n/
KW
) Installation(BOS)
Structure
Power Condisioner
PV Module
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Electricity Cost by PVElectricity Cost by PV
0
5
10
15
20
25
30
35
40
45
0
Installation Cost $/Kw
$C
ent/
Kw
h
JAPANATACAMA
3000 6000
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Features of CSP’s
2.5~10KWStaring Eng.20800○----Dish
~10MWGas Turbine≧30850-○---
~50MW24560--○○○Tower
15285----○Fresnel
20+α500--○○-
10~200MW
SteamTurbine
20400--○―○Trough
N2AirwaterMoltenSalt
Oil
POWER RANGE(MW)
Type ofEngine
TotalEfficiency(%)
WorkingTemperature(℃)
Working Fluid Type ofCollector
Trough Fresnel Dish (Staring Engine)
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Tower Type CSP (Steam Turbine) PS-10/ PS-20
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280℃
280℃565℃Hot Salt
Storage Tank
Steam Turbine and
Generator
Cold Salt
Storage Tank
Steam Generator
Cooling Tower
Thermal Storage System by Molten Salt
NaNo3+KN
O3
NaNO3+KNO3NaSO3,KNO3
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Storage and Ancillary ServicesStorage and Ancillary Services
0 6 12 18 24
Engine
PV Farm
Engine
Li-Ion Battery
Li-Ion Battery
Demand
Hour
Installation capacity of PV, Battery and Engine have to be designed to minimize the cost.
A
B
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Investments on the Power System RestorationInvestments on the Power System Restoration
•• Solar PVSolar PV$4800/Kw$4800/Kw→→$1000/Kw $1000/Kw
•• Battery SystemBattery System$800/KwH$800/KwH→→$250/Kwh$250/Kwh
•• CSP with Thermal StorageCSP with Thermal Storage$4000/Kw$4000/Kw→→$2000/Kw$2000/Kw
•• Diesel (Gas) EngineDiesel (Gas) Engine~$1000/Kw ~$1000/Kw
Total Demand=20MW
PV=10MW *$3000/Kw= $30Mil.
Battery=2Hr * 10MW * $500/Kwh=
$10Mil.
CSP=10MW * $4000/Kw= $40Mil.
Diesel (Gas) Engine =
10MW * $1000/Kw=$10Mil.
Grid Installation/Sub Station = --------
Total Investment = $90Mil.
Need to be 1/2 to 1/3
(CEMS)
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Mortor Compressor Thermal Storage Turbine Generator
Electric Power
Compressed Air=5~7Mp
Cavern
Salt Dome
Compressed Air Energy Storage
By Solar
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ConclusionsConclusions•• High possibilities of Solar Power System in Atacama.High possibilities of Solar Power System in Atacama.•• Need to select the cheapest Solar Power system.Need to select the cheapest Solar Power system.
Types of PVTypes of PV’’s, PV or CSPs, PV or CSP•• Good opportunity for PV installation. Good opportunity for PV installation.
The world trend of PV price down; The world trend of PV price down; Currently $1/W for module Currently $1/W for module →→ $1/W for system by 2020. $1/W for system by 2020.
(=$1000/Kw; (=$1000/Kw; SunshotSunshot Initiative by USA) Initiative by USA) •• The total management including energy storage and ancillary The total management including energy storage and ancillary
services is the key. services is the key. →→ Concept of Concept of CCommunity ommunity EEnergy nergy MManagement anagement SSystemystem
•• Thermal and Compressed Air Storage are to be studied.Thermal and Compressed Air Storage are to be studied.