Delft University of Technology
Opportunities and challenges for large scale HT-ATES systems (PPT)
Bloemendal, Martin
Publication date
2019
Document Version
Final published version
Citation (APA)
Bloemendal, M. (2019). Opportunities and challenges for large scale HT-ATES systems (PPT). DAP
symposium 2019, Delft, Netherlands.
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1
Opportunities and challenges for
large scale HT-ATES systems
Martin Bloemendal
2019-03-12
2
3
Fleuchaus, P., B. Godschalk, I. Stober and P. Blum (2018). "Worldwide application of aquifer thermal energy storage – A review." Renewable and Sustainable Energy Reviews 94: 861-876.
4
HT-ATES
•
>25
°C
•
Currently permitted
6
Challenges
•
Chemical & micro biological effects
•
Clogging e.g. Deposition of CaCO
3
7
HT-ATES Buoyancy
Lopik, J. H. v., N. Hartog and W. J. Zaadnoordijk (2016). "The use of salinity contrast for density difference compensation to improve the thermal recovery efficiency in high-temperature aquifer thermal energy storage systems." Hydrogeology Journal.
8
9
HEATSTORE
(geothermica funding)
Effects
Efficiency
GW-quality
EGC 19
field-trip
10
Sources of heat
•
Geothermal
•
Waste heat
•
Solar heat
11
HT-ATES @ TUDelft
Demand:
180 TJ/y
Direct from
DAP-well :
180TJ/y
Potential
DAP well:
>400TJ/y
(p50)
Numbers indicative
12
HT-ATES @ TUDelft
Add 15,000
houses to
Demand:
330 TJ/y
BACK-UP/
redundancy
Store:
~100TJ
~750,000 m
3
Numbers indicative
13
2 TJ -- 10 TJ --- 0.2 PJ
20 --- 100 --- 2000
Bloemendal, M. and N. Hartog (2018). "Analysis of the impact of storage conditions on the thermal recovery efficiency of low-temperature ATES systems." Geothermics 17(C): 306-319.
14
Heat storage for district heating of Amsterdam
22,000 m
3
just enough to cover a weekend
Stam, S., 2016. Enorme opslagtank geeft speelruimte in levering warmte,
Energiegids.nl.
Bloemendal, M. and N. Hartog (2018). "Analysis of the impact of storage conditions on the thermal recovery efficiency of low-temperature ATES systems." Geothermics 17(C): 306-319.
