AG Mini-A-CAES/2-TES: Above Ground Compressed Air Energy Storage 1 ...
AG Mini-A-CAES/2-TES: Above Ground Compressed Air Energy Storage 1 ...
AG Mini-A-CAES/2-TES: Above Ground Compressed Air Energy Storage 1 ...
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<strong>Mini</strong> <strong>Mini</strong>-A-<strong>CAES</strong>: <strong>CAES</strong>: <strong>Compressed</strong> <strong>Air</strong> <strong>Energy</strong> <strong>Storage</strong> combined with two-level two level Thermal <strong>Energy</strong> <strong>Storage</strong>, size 1 to 10 MW<br />
<strong>AG</strong> <strong>Mini</strong> <strong>Mini</strong>-A-<strong>CAES</strong>/2 <strong>CAES</strong>/2 <strong>TES</strong> Cost Estimates<br />
One pressure level<br />
Min/max pressure 13/22 bar<br />
Roundtrip efficiency 63%<br />
Easier control strategy<br />
Lower cost<br />
Cost estimates (10 MW):<br />
• 940 €/kWh<br />
• 2000 €/kW<br />
Two pressure levels<br />
Min/max pressure 34/56 bar<br />
Roundtrip efficiency 64%<br />
Slightly more complex control<br />
Higher cost<br />
Cost Cost estimates estimates (10MW): (10MW):<br />
• 980 €/kWh<br />
• 2330 €/kW<br />
Investment cost breakdown (CAPEX)<br />
Component 1 pressure level (€/kW) 2 pressure levels (€/kW)<br />
Heat exchangers 238 12% 572 25%<br />
Turbomachinery 398 20% 323 14%<br />
<strong>TES</strong> 29 1% 63 3%<br />
<strong>Compressed</strong> air tanks 1152 58% 1099 47%<br />
Contingency/civil works 182 9% 276 12%<br />
Total 1999 2333
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